diff --git a/build/three.cjs b/build/three.cjs index fc7a7c5b88d7b4..e7df74a3d2d40a 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -75812,6 +75812,10 @@ class WebGLRenderer { let _isContextLost = false; let _nodesHandler = null; + let _scratchFramebuffer = null; + let _srcFramebuffer = null; + let _dstFramebuffer = null; + // internal state cache this._outputColorSpace = SRGBColorSpace; @@ -75955,6 +75959,10 @@ class WebGLRenderer { } + _scratchFramebuffer = _gl.createFramebuffer(); + _srcFramebuffer = _gl.createFramebuffer(); + _dstFramebuffer = _gl.createFramebuffer(); + info = new WebGLInfo( _gl ); properties = new WebGLProperties(); textures = new WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info ); @@ -78387,8 +78395,6 @@ class WebGLRenderer { }; - const _scratchFrameBuffer = _gl.createFramebuffer(); - /** * Sets the active rendertarget. * @@ -78521,7 +78527,7 @@ class WebGLRenderer { // being bound that are different sizes. if ( activeMipmapLevel !== 0 ) { - framebuffer = _scratchFrameBuffer; + framebuffer = _scratchFramebuffer; } @@ -78764,8 +78770,6 @@ class WebGLRenderer { }; - const _srcFramebuffer = _gl.createFramebuffer(); - const _dstFramebuffer = _gl.createFramebuffer(); /** * Copies data of the given source texture into a destination texture. diff --git a/build/three.module.js b/build/three.module.js index 16c476e3c28565..a0cfcfc8b03454 100644 --- a/build/three.module.js +++ b/build/three.module.js @@ -16238,6 +16238,10 @@ class WebGLRenderer { let _isContextLost = false; let _nodesHandler = null; + let _scratchFramebuffer = null; + let _srcFramebuffer = null; + let _dstFramebuffer = null; + // internal state cache this._outputColorSpace = SRGBColorSpace; @@ -16381,6 +16385,10 @@ class WebGLRenderer { } + _scratchFramebuffer = _gl.createFramebuffer(); + _srcFramebuffer = _gl.createFramebuffer(); + _dstFramebuffer = _gl.createFramebuffer(); + info = new WebGLInfo( _gl ); properties = new WebGLProperties(); textures = new WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info ); @@ -18813,8 +18821,6 @@ class WebGLRenderer { }; - const _scratchFrameBuffer = _gl.createFramebuffer(); - /** * Sets the active rendertarget. * @@ -18947,7 +18953,7 @@ class WebGLRenderer { // being bound that are different sizes. if ( activeMipmapLevel !== 0 ) { - framebuffer = _scratchFrameBuffer; + framebuffer = _scratchFramebuffer; } @@ -19190,8 +19196,6 @@ class WebGLRenderer { }; - const _srcFramebuffer = _gl.createFramebuffer(); - const _dstFramebuffer = _gl.createFramebuffer(); /** * Copies data of the given source texture into a destination texture. diff --git a/build/three.module.min.js b/build/three.module.min.js index ecb709a42af6c2..bda94194458c11 100644 --- a/build/three.module.min.js +++ b/build/three.module.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Matrix3 as e,Vector2 as t,Color as n,Vector3 as i,mergeUniforms as r,CubeUVReflectionMapping as a,Mesh as o,BoxGeometry as s,ShaderMaterial as l,BackSide as c,cloneUniforms as d,Matrix4 as u,ColorManagement as f,SRGBTransfer as p,PlaneGeometry as m,FrontSide as h,getUnlitUniformColorSpace as _,IntType as g,warn as v,HalfFloatType as E,UnsignedByteType as S,FloatType as M,RGBAFormat as T,Plane as x,CubeReflectionMapping as A,CubeRefractionMapping as R,BufferGeometry as b,OrthographicCamera as C,PerspectiveCamera as P,NoToneMapping as L,MeshBasicMaterial as U,error as D,NoBlending as w,WebGLRenderTarget as I,BufferAttribute as N,LinearSRGBColorSpace as y,LinearFilter as O,CubeTexture as F,LinearMipmapLinearFilter as B,CubeCamera as G,EquirectangularReflectionMapping as H,EquirectangularRefractionMapping as V,warnOnce as W,Uint32BufferAttribute as z,Uint16BufferAttribute as k,DataArrayTexture as X,Vector4 as K,DepthTexture as Y,Float32BufferAttribute as q,RawShaderMaterial as j,CustomToneMapping as Z,NeutralToneMapping as $,AgXToneMapping as Q,ACESFilmicToneMapping as J,CineonToneMapping as ee,ReinhardToneMapping as te,LinearToneMapping as ne,Data3DTexture as ie,GreaterEqualCompare as re,LessEqualCompare as ae,Texture as oe,GLSL3 as se,VSMShadowMap as le,PCFShadowMap as ce,AddOperation as de,MixOperation as ue,MultiplyOperation as fe,LinearTransfer as pe,UniformsUtils as me,DoubleSide as he,NormalBlending as _e,TangentSpaceNormalMap as ge,ObjectSpaceNormalMap as ve,Layers as Ee,RGFormat as Se,RG11_EAC_Format as Me,RED_GREEN_RGTC2_Format as Te,MeshDepthMaterial as xe,MeshDistanceMaterial as Ae,PCFSoftShadowMap as Re,DepthFormat as be,NearestFilter as Ce,CubeDepthTexture as Pe,UnsignedIntType as Le,Frustum as Ue,LessEqualDepth as De,ReverseSubtractEquation as we,SubtractEquation as Ie,AddEquation as Ne,OneMinusConstantAlphaFactor as ye,ConstantAlphaFactor as Oe,OneMinusConstantColorFactor as Fe,ConstantColorFactor as Be,OneMinusDstAlphaFactor as Ge,OneMinusDstColorFactor as He,OneMinusSrcAlphaFactor as Ve,OneMinusSrcColorFactor as We,DstAlphaFactor as ze,DstColorFactor as ke,SrcAlphaSaturateFactor as Xe,SrcAlphaFactor as Ke,SrcColorFactor as Ye,OneFactor as qe,ZeroFactor as je,NotEqualDepth as Ze,GreaterDepth as $e,GreaterEqualDepth as Qe,EqualDepth as Je,LessDepth as et,AlwaysDepth as tt,NeverDepth as nt,CullFaceNone as it,CullFaceBack as rt,CullFaceFront as at,CustomBlending as ot,MultiplyBlending as st,SubtractiveBlending as lt,AdditiveBlending as ct,ReversedDepthFuncs as dt,MinEquation as ut,MaxEquation as ft,MirroredRepeatWrapping as pt,ClampToEdgeWrapping as mt,RepeatWrapping as ht,LinearMipmapNearestFilter as _t,NearestMipmapLinearFilter as gt,NearestMipmapNearestFilter as vt,NotEqualCompare as Et,GreaterCompare as St,EqualCompare as Mt,LessCompare as Tt,AlwaysCompare as xt,NeverCompare as At,NoColorSpace as Rt,DepthStencilFormat as bt,getByteLength as Ct,UnsignedInt248Type as Pt,UnsignedShortType as Lt,createElementNS as Ut,UnsignedShort4444Type as Dt,UnsignedShort5551Type as wt,UnsignedInt5999Type as It,UnsignedInt101111Type as Nt,ByteType as yt,ShortType as Ot,AlphaFormat as Ft,RGBFormat as Bt,RedFormat as Gt,RedIntegerFormat as Ht,RGIntegerFormat as Vt,RGBAIntegerFormat as Wt,RGB_S3TC_DXT1_Format as zt,RGBA_S3TC_DXT1_Format as kt,RGBA_S3TC_DXT3_Format as Xt,RGBA_S3TC_DXT5_Format as Kt,RGB_PVRTC_4BPPV1_Format as Yt,RGB_PVRTC_2BPPV1_Format as qt,RGBA_PVRTC_4BPPV1_Format as jt,RGBA_PVRTC_2BPPV1_Format as Zt,RGB_ETC1_Format as $t,RGB_ETC2_Format as Qt,RGBA_ETC2_EAC_Format as Jt,R11_EAC_Format as en,SIGNED_R11_EAC_Format as tn,SIGNED_RG11_EAC_Format as nn,RGBA_ASTC_4x4_Format as rn,RGBA_ASTC_5x4_Format as an,RGBA_ASTC_5x5_Format as on,RGBA_ASTC_6x5_Format as sn,RGBA_ASTC_6x6_Format as ln,RGBA_ASTC_8x5_Format as cn,RGBA_ASTC_8x6_Format as dn,RGBA_ASTC_8x8_Format as un,RGBA_ASTC_10x5_Format as fn,RGBA_ASTC_10x6_Format as pn,RGBA_ASTC_10x8_Format as mn,RGBA_ASTC_10x10_Format as hn,RGBA_ASTC_12x10_Format as _n,RGBA_ASTC_12x12_Format as gn,RGBA_BPTC_Format as vn,RGB_BPTC_SIGNED_Format as En,RGB_BPTC_UNSIGNED_Format as Sn,RED_RGTC1_Format as Mn,SIGNED_RED_RGTC1_Format as Tn,SIGNED_RED_GREEN_RGTC2_Format as xn,ExternalTexture as An,EventDispatcher as Rn,ArrayCamera as bn,WebXRController as Cn,RAD2DEG as Pn,DataTexture as Ln,createCanvasElement as Un,SRGBColorSpace as Dn,REVISION as wn,log as In,WebGLCoordinateSystem as Nn,probeAsync as yn}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AlwaysStencilFunc,AmbientLight,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BasicShadowMap,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,Compatibility,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CylinderGeometry,Cylindrical,DataTextureLoader,DataUtils,DecrementStencilOp,DecrementWrapStencilOp,DefaultLoadingManager,DetachedBindMode,DirectionalLight,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicDrawUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,EqualStencilFunc,Euler,ExtrudeGeometry,FileLoader,Float16BufferAttribute,Fog,FogExp2,FramebufferTexture,FrustumArray,GLBufferAttribute,GLSL1,GreaterEqualStencilFunc,GreaterStencilFunc,GridHelper,Group,HTMLTexture,HemisphereLight,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,IncrementStencilOp,IncrementWrapStencilOp,InstancedBufferAttribute,InstancedBufferGeometry,InstancedInterleavedBuffer,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,InterleavedBuffer,InterleavedBufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,InvertStencilOp,KeepStencilOp,KeyframeTrack,LOD,LatheGeometry,LessEqualStencilFunc,LessStencilFunc,Light,LightProbe,Line,Line3,LineBasicMaterial,LineCurve,LineCurve3,LineDashedMaterial,LineLoop,LineSegments,LinearInterpolant,LinearMipMapLinearFilter,LinearMipMapNearestFilter,Loader,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Material,MaterialBlending,MaterialLoader,MathUtils,Matrix2,MeshLambertMaterial,MeshMatcapMaterial,MeshNormalMaterial,MeshPhongMaterial,MeshPhysicalMaterial,MeshStandardMaterial,MeshToonMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NeverStencilFunc,NoNormalPacking,NormalAnimationBlendMode,NormalGAPacking,NormalRGPacking,NotEqualStencilFunc,NumberKeyframeTrack,Object3D,ObjectLoader,OctahedronGeometry,Path,PlaneHelper,PointLight,PointLightHelper,Points,PointsMaterial,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGBIntegerFormat,RGDepthPacking,Ray,Raycaster,RectAreaLight,RenderTarget,RenderTarget3D,ReplaceStencilOp,RingGeometry,Scene,ShadowMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,SphereGeometry,Spherical,SphericalHarmonics3,SplineCurve,SpotLight,SpotLightHelper,Sprite,SpriteMaterial,StaticCopyUsage,StaticDrawUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,UVMapping,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGPUCoordinateSystem,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,ZeroStencilOp,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";function On(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&null!==e&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){null!==e&&e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Fn(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.versione.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\n#define inverseTransformDirection transformDirectionByInverseViewMatrix\nvec3 transformNormalByInverseViewMatrix( in vec3 normal, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * viewMatrix ).xyz );\n}\nvec3 transformDirectionByInverseViewMatrix( in vec3 dir, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * viewMatrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = transformDirectionByInverseViewMatrix( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif\n#include ",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\treturn 0.5 / max( gv + gl, EPSILON );\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#ifdef USE_LIGHT_PROBES_GRID\n\t\tvec3 probeWorldPos = ( ( vec4( geometryPosition, 1.0 ) - viewMatrix[ 3 ] ) * viewMatrix ).xyz;\n\t\tvec3 probeWorldNormal = inverseTransformDirection( geometryNormal, viewMatrix );\n\t\tirradiance += getLightProbeGridIrradiance( probeWorldPos, probeWorldNormal );\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",lightprobes_pars_fragment:"#ifdef USE_LIGHT_PROBES_GRID\nuniform highp sampler3D probesSH;\nuniform vec3 probesMin;\nuniform vec3 probesMax;\nuniform vec3 probesResolution;\nvec3 getLightProbeGridIrradiance( vec3 worldPos, vec3 worldNormal ) {\n\tvec3 res = probesResolution;\n\tvec3 gridRange = probesMax - probesMin;\n\tvec3 resMinusOne = res - 1.0;\n\tvec3 probeSpacing = gridRange / resMinusOne;\n\tvec3 samplePos = worldPos + worldNormal * probeSpacing * 0.5;\n\tvec3 uvw = clamp( ( samplePos - probesMin ) / gridRange, 0.0, 1.0 );\n\tuvw = uvw * resMinusOne / res + 0.5 / res;\n\tfloat nz = res.z;\n\tfloat paddedSlices = nz + 2.0;\n\tfloat atlasDepth = 7.0 * paddedSlices;\n\tfloat uvZBase = uvw.z * nz + 1.0;\n\tvec4 s0 = texture( probesSH, vec3( uvw.xy, ( uvZBase ) / atlasDepth ) );\n\tvec4 s1 = texture( probesSH, vec3( uvw.xy, ( uvZBase + paddedSlices ) / atlasDepth ) );\n\tvec4 s2 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 2.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s3 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 3.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s4 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 4.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s5 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 5.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s6 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 6.0 * paddedSlices ) / atlasDepth ) );\n\tvec3 c0 = s0.xyz;\n\tvec3 c1 = vec3( s0.w, s1.xy );\n\tvec3 c2 = vec3( s1.zw, s2.x );\n\tvec3 c3 = s2.yzw;\n\tvec3 c4 = s3.xyz;\n\tvec3 c5 = vec3( s3.w, s4.xy );\n\tvec3 c6 = vec3( s4.zw, s5.x );\n\tvec3 c7 = s5.yzw;\n\tvec3 c8 = s6.xyz;\n\tfloat x = worldNormal.x, y = worldNormal.y, z = worldNormal.z;\n\tvec3 result = c0 * 0.886227;\n\tresult += c1 * 2.0 * 0.511664 * y;\n\tresult += c2 * 2.0 * 0.511664 * z;\n\tresult += c3 * 2.0 * 0.511664 * x;\n\tresult += c4 * 2.0 * 0.429043 * x * y;\n\tresult += c5 * 2.0 * 0.429043 * y * z;\n\tresult += c6 * ( 0.743125 * z * z - 0.247708 );\n\tresult += c7 * 2.0 * 0.429043 * x * z;\n\tresult += c8 * 0.429043 * ( x * x - y * y );\n\treturn max( result, vec3( 0.0 ) );\n}\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#ifdef HAS_NORMAL\n\t\tvec3 shadowWorldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t#else\n\t\tvec3 shadowWorldNormal = vec3( 0.0 );\n\t#endif\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Gn={common:{diffuse:{value:new n(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new e}},envmap:{envMap:{value:null},envMapRotation:{value:new e},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new e}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new e}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new e},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new e},normalScale:{value:new t(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new e},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new e}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new e}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new e}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new n(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null},probesSH:{value:null},probesMin:{value:new i},probesMax:{value:new i},probesResolution:{value:new i}},points:{diffuse:{value:new n(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0},uvTransform:{value:new e}},sprite:{diffuse:{value:new n(16777215)},opacity:{value:1},center:{value:new t(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}}},Hn={basic:{uniforms:r([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.fog]),vertexShader:Bn.meshbasic_vert,fragmentShader:Bn.meshbasic_frag},lambert:{uniforms:r([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},envMapIntensity:{value:1}}]),vertexShader:Bn.meshlambert_vert,fragmentShader:Bn.meshlambert_frag},phong:{uniforms:r([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},specular:{value:new n(1118481)},shininess:{value:30},envMapIntensity:{value:1}}]),vertexShader:Bn.meshphong_vert,fragmentShader:Bn.meshphong_frag},standard:{uniforms:r([Gn.common,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.roughnessmap,Gn.metalnessmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag},toon:{uniforms:r([Gn.common,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.gradientmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)}}]),vertexShader:Bn.meshtoon_vert,fragmentShader:Bn.meshtoon_frag},matcap:{uniforms:r([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,{matcap:{value:null}}]),vertexShader:Bn.meshmatcap_vert,fragmentShader:Bn.meshmatcap_frag},points:{uniforms:r([Gn.points,Gn.fog]),vertexShader:Bn.points_vert,fragmentShader:Bn.points_frag},dashed:{uniforms:r([Gn.common,Gn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Bn.linedashed_vert,fragmentShader:Bn.linedashed_frag},depth:{uniforms:r([Gn.common,Gn.displacementmap]),vertexShader:Bn.depth_vert,fragmentShader:Bn.depth_frag},normal:{uniforms:r([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,{opacity:{value:1}}]),vertexShader:Bn.meshnormal_vert,fragmentShader:Bn.meshnormal_frag},sprite:{uniforms:r([Gn.sprite,Gn.fog]),vertexShader:Bn.sprite_vert,fragmentShader:Bn.sprite_frag},background:{uniforms:{uvTransform:{value:new e},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Bn.background_vert,fragmentShader:Bn.background_frag},backgroundCube:{uniforms:{envMap:{value:null},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new e}},vertexShader:Bn.backgroundCube_vert,fragmentShader:Bn.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Bn.cube_vert,fragmentShader:Bn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Bn.equirect_vert,fragmentShader:Bn.equirect_frag},distance:{uniforms:r([Gn.common,Gn.displacementmap,{referencePosition:{value:new i},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Bn.distance_vert,fragmentShader:Bn.distance_frag},shadow:{uniforms:r([Gn.lights,Gn.fog,{color:{value:new n(0)},opacity:{value:1}}]),vertexShader:Bn.shadow_vert,fragmentShader:Bn.shadow_frag}};Hn.physical={uniforms:r([Hn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new e},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new e},clearcoatNormalScale:{value:new t(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new e},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new e},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new e},sheen:{value:0},sheenColor:{value:new n(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new e},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new e},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new e},transmissionSamplerSize:{value:new t},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new e},attenuationDistance:{value:0},attenuationColor:{value:new n(0)},specularColor:{value:new n(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new e},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new e},anisotropyVector:{value:new t},anisotropyMap:{value:null},anisotropyMapTransform:{value:new e}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag};const Vn={r:0,b:0,g:0},Wn=new u,zn=new e;function kn(e,t,i,r,u,g){const v=new n(0);let E,S,M=!0===u?0:1,T=null,x=0,A=null;function R(e){let n=!0===e.isScene?e.background:null;if(n&&n.isTexture){const i=e.backgroundBlurriness>0;n=t.get(n,i)}return n}function b(t,n){t.getRGB(Vn,_(e)),i.buffers.color.setClear(Vn.r,Vn.g,Vn.b,n,g)}return{getClearColor:function(){return v},setClearColor:function(e,t=1){v.set(e),M=t,b(v,M)},getClearAlpha:function(){return M},setClearAlpha:function(e){M=e,b(v,M)},render:function(t){let n=!1;const r=R(t);null===r?b(v,M):r&&r.isColor&&(b(r,1),n=!0);const a=e.xr.getEnvironmentBlendMode();"additive"===a?i.buffers.color.setClear(0,0,0,1,g):"alpha-blend"===a&&i.buffers.color.setClear(0,0,0,0,g),(e.autoClear||n)&&(i.buffers.depth.setTest(!0),i.buffers.depth.setMask(!0),i.buffers.color.setMask(!0),e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil))},addToRenderList:function(t,n){const i=R(n);i&&(i.isCubeTexture||i.mapping===a)?(void 0===S&&(S=new o(new s(1,1,1),new l({name:"BackgroundCubeMaterial",uniforms:d(Hn.backgroundCube.uniforms),vertexShader:Hn.backgroundCube.vertexShader,fragmentShader:Hn.backgroundCube.fragmentShader,side:c,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),S.geometry.deleteAttribute("normal"),S.geometry.deleteAttribute("uv"),S.onBeforeRender=function(e,t,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(S.material,"envMap",{get:function(){return 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l({name:"BackgroundMaterial",uniforms:d(Hn.background.uniforms),vertexShader:Hn.background.vertexShader,fragmentShader:Hn.background.fragmentShader,side:h,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),E.geometry.deleteAttribute("normal"),Object.defineProperty(E.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(E)),E.material.uniforms.t2D.value=i,E.material.uniforms.backgroundIntensity.value=n.backgroundIntensity,E.material.toneMapped=f.getTransfer(i.colorSpace)!==p,!0===i.matrixAutoUpdate&&i.updateMatrix(),E.material.uniforms.uvTransform.value.copy(i.matrix),T===i&&x===i.version&&A===e.toneMapping||(E.material.needsUpdate=!0,T=i,x=i.version,A=e.toneMapping),E.layers.enableAll(),t.unshift(E,E.geometry,E.material,0,0,null))},dispose:function(){void 0!==S&&(S.geometry.dispose(),S.material.dispose(),S=void 0),void 0!==E&&(E.geometry.dispose(),E.material.dispose(),E=void 0)}}}function Xn(e,t){const n=e.getParameter(e.MAX_VERTEX_ATTRIBS),i={},r=c(null);let a=r,o=!1;function s(t){return e.bindVertexArray(t)}function l(t){return e.deleteVertexArray(t)}function c(e){const t=[],i=[],r=[];for(let e=0;e=0){const n=r[t];let i=o[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;s++}}return a.attributesNum!==s||a.index!==i}(n,h,l,_),v&&function(e,t,n,i){const r={},o=t.attributes;let s=0;const l=n.getAttributes();for(const t in l){if(l[t].location>=0){let n=o[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,s++}}a.attributes=r,a.attributesNum=s,a.index=i}(n,h,l,_),null!==_&&t.update(_,e.ELEMENT_ARRAY_BUFFER),(v||o)&&(o=!1,function(n,i,r,a){d();const o=a.attributes,s=r.getAttributes(),l=i.defaultAttributeValues;for(const i in s){const 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Fallback to default depth buffer.");return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");r=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(t){return t===T||i.convert(t)===e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const r=n===E&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==S&&i.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==M&&!r)},precision:o,logarithmicDepthBuffer:l,reversedDepthBuffer:c,maxTextures:e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:e.getParameter(e.MAX_SAMPLES),samples:e.getParameter(e.SAMPLES)}}function qn(t){const n=this;let i=null,r=0,a=!1,o=!1;const s=new x,l=new e,c={value:null,needsUpdate:!1};function d(e,t,i,r){const a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const 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s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=li(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=si(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=jn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new b;M.setAttribute("position",new N(v,h)),M.setAttribute("uv",new N(E,_)),M.setAttribute("faceIndex",new N(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Zn),a=new i(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:Zn,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(r,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(r,e,t)}return r}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new F(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new s(5,5,5),r=new l({name:"CubemapFromEquirect",uniforms:d(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:c,blending:w});r.uniforms.tEquirect.value=t;const a=new o(i,r),u=t.minFilter;t.minFilter===B&&(t.minFilter=O);return new G(1,10,this).update(e,a),t.minFilter=u,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}function ui(e){let t=new WeakMap,n=new WeakMap,i=null;function r(e,t){return t===H?e.mapping=A:t===V&&(e.mapping=R),e}function a(e){const n=e.target;n.removeEventListener("dispose",a);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}function o(e){const t=e.target;t.removeEventListener("dispose",o);const i=n.get(t);void 0!==i&&(n.delete(t),i.dispose())}return{get:function(s,l=!1){return null==s?null:l?function(t){if(t&&t.isTexture){const r=t.mapping,a=r===H||r===V,s=r===A||r===R;if(a||s){let r=n.get(t);const l=void 0!==r?r.texture.pmremVersion:0;if(t.isRenderTargetTexture&&t.pmremVersion!==l)return null===i&&(i=new ri(e)),r=a?i.fromEquirectangular(t,r):i.fromCubemap(t,r),r.texture.pmremVersion=t.pmremVersion,n.set(t,r),r.texture;if(void 0!==r)return r.texture;{const l=t.image;return a&&l&&l.height>0||s&&l&&function(e){let t=0;const n=6;for(let i=0;i0){const o=new di(i.height);return o.fromEquirectangularTexture(e,n),t.set(n,o),n.addEventListener("dispose",a),r(o.texture,n.mapping)}return null}}}return n}(s)},dispose:function(){t=new WeakMap,n=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function fi(e){const t={};function n(n){if(void 0!==t[n])return t[n];const i=e.getExtension(n);return t[n]=i,i}return{has:function(e){return null!==n(e)},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(e){const t=n(e);return null===t&&W("WebGLRenderer: "+e+" extension not supported."),t}}}function pi(e,t,n,i){const r={},a=new WeakMap;function o(e){const s=e.target;null!==s.index&&t.remove(s.index);for(const e in s.attributes)t.remove(s.attributes[e]);s.removeEventListener("dispose",o),delete r[s.id];const l=a.get(s);l&&(t.remove(l),a.delete(s)),i.releaseStatesOfGeometry(s),!0===s.isInstancedBufferGeometry&&delete s._maxInstanceCount,n.memory.geometries--}function s(e){const n=[],i=e.index,r=e.attributes.position;let o=0;if(void 0===r)return;if(null!==i){const e=i.array;o=i.version;for(let t=0,i=e.length;t=65535?z:k)(n,1);s.version=o;const l=a.get(e);l&&t.remove(l),a.set(e,s)}return{get:function(e,t){return!0===r[t.id]||(t.addEventListener("dispose",o),r[t.id]=!0,n.memory.geometries++),t},update:function(n){const i=n.attributes;for(const n in i)t.update(i[n],e.ARRAY_BUFFER)},getWireframeAttribute:function(e){const t=a.get(e);if(t){const n=e.index;null!==n&&t.versionn.maxTextureSize&&(T=Math.ceil(S/n.maxTextureSize),S=n.maxTextureSize);const x=new Float32Array(S*T*4*u),A=new X(x,S,T,u);A.type=M,A.needsUpdate=!0;const R=4*E;for(let C=0;C\n\t\t\t#include \n\n\t\t\tvoid main() {\n\t\t\t\tgl_FragColor = texture2D( tDiffuse, vUv );\n\n\t\t\t\t#ifdef LINEAR_TONE_MAPPING\n\t\t\t\t\tgl_FragColor.rgb = LinearToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( REINHARD_TONE_MAPPING )\n\t\t\t\t\tgl_FragColor.rgb = ReinhardToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( CINEON_TONE_MAPPING )\n\t\t\t\t\tgl_FragColor.rgb = CineonToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( ACES_FILMIC_TONE_MAPPING 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Di(e,t){if(e.length!==t.length)return!1;for(let n=0,i=e.length;n0&&(this.seq=i.concat(r))}setValue(e,t,n,i){const r=this.map[t];void 0!==r&&r.setValue(e,n,i)}setOptional(e,t,n){const i=t[n];void 0!==i&&this.setValue(e,n,i)}static upload(e,t,n,i){for(let r=0,a=t.length;r!==a;++r){const a=t[r],o=n[a.id];!1!==o.needsUpdate&&a.setValue(e,o.value,i)}}static seqWithValue(e,t){const n=[];for(let i=0,r=e.length;i!==r;++i){const r=e[i];r.id in t&&n.push(r)}return n}}function Rr(e,t,n){const i=e.createShader(t);return e.shaderSource(i,n),e.compileShader(i),i}let br=0;const Cr=new e;function Pr(e,t,n){const i=e.getShaderParameter(t,e.COMPILE_STATUS),r=(e.getShaderInfoLog(t)||"").trim();if(i&&""===r)return"";const a=/ERROR: 0:(\d+)/.exec(r);if(a){const i=parseInt(a[1]);return n.toUpperCase()+"\n\n"+r+"\n\n"+function(e,t){const n=e.split("\n"),i=[],r=Math.max(t-6,0),a=Math.min(t+6,n.length);for(let e=r;e":" "} ${r}: ${n[e]}`)}return i.join("\n")}(e.getShaderSource(t),i)}return r}function Lr(e,t){const n=function(e){f._getMatrix(Cr,f.workingColorSpace,e);const t=`mat3( ${Cr.elements.map(e=>e.toFixed(4))} )`;switch(f.getTransfer(e)){case pe:return[t,"LinearTransferOETF"];case p:return[t,"sRGBTransferOETF"];default:return v("WebGLProgram: Unsupported color space: ",e),[t,"LinearTransferOETF"]}}(t);return[`vec4 ${e}( vec4 value ) {`,`\treturn ${n[1]}( vec4( value.rgb * ${n[0]}, value.a ) );`,"}"].join("\n")}const Ur={[ne]:"Linear",[te]:"Reinhard",[ee]:"Cineon",[J]:"ACESFilmic",[Q]:"AgX",[$]:"Neutral",[Z]:"Custom"};function Dr(e,t){const n=Ur[t];return void 0===n?(v("WebGLProgram: Unsupported toneMapping:",t),"vec3 "+e+"( vec3 color ) { return LinearToneMapping( color ); }"):"vec3 "+e+"( vec3 color ) { return "+n+"ToneMapping( color ); }"}const wr=new i;function Ir(){f.getLuminanceCoefficients(wr);return["float luminance( const in vec3 rgb ) {",`\tconst vec3 weights = vec3( ${wr.x.toFixed(4)}, ${wr.y.toFixed(4)}, ${wr.z.toFixed(4)} );`,"\treturn dot( weights, rgb 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n=Bn[t];if(void 0===n){const e=Gr.get(t);if(void 0===e)throw new Error("Can not resolve #include <"+t+">");n=Bn[e],v('WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.',t,e)}return Br(n)}const Vr=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function Wr(e){return e.replace(Vr,zr)}function zr(e,t,n,i){let r="";for(let e=parseInt(t);e0&&(_+="\n"),g=["#define SHADER_TYPE "+n.shaderType,"#define SHADER_NAME "+n.shaderName,m].filter(Nr).join("\n"),g.length>0&&(g+="\n")):(_=[kr(n),"#define SHADER_TYPE "+n.shaderType,"#define SHADER_NAME "+n.shaderName,m,n.extensionClipCullDistance?"#define USE_CLIP_DISTANCE":"",n.batching?"#define USE_BATCHING":"",n.batchingColor?"#define USE_BATCHING_COLOR":"",n.instancing?"#define USE_INSTANCING":"",n.instancingColor?"#define USE_INSTANCING_COLOR":"",n.instancingMorph?"#define USE_INSTANCING_MORPH":"",n.useFog&&n.fog?"#define USE_FOG":"",n.useFog&&n.fogExp2?"#define FOG_EXP2":"",n.map?"#define USE_MAP":"",n.envMap?"#define USE_ENVMAP":"",n.envMap?"#define "+d:"",n.lightMap?"#define 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USE_ALPHAMAP":"",n.alphaHash?"#define USE_ALPHAHASH":"",n.transmission?"#define USE_TRANSMISSION":"",n.transmissionMap?"#define USE_TRANSMISSIONMAP":"",n.thicknessMap?"#define USE_THICKNESSMAP":"",n.sheenColorMap?"#define USE_SHEEN_COLORMAP":"",n.sheenRoughnessMap?"#define USE_SHEEN_ROUGHNESSMAP":"",n.mapUv?"#define MAP_UV "+n.mapUv:"",n.alphaMapUv?"#define ALPHAMAP_UV "+n.alphaMapUv:"",n.lightMapUv?"#define LIGHTMAP_UV "+n.lightMapUv:"",n.aoMapUv?"#define AOMAP_UV "+n.aoMapUv:"",n.emissiveMapUv?"#define EMISSIVEMAP_UV "+n.emissiveMapUv:"",n.bumpMapUv?"#define BUMPMAP_UV "+n.bumpMapUv:"",n.normalMapUv?"#define NORMALMAP_UV "+n.normalMapUv:"",n.displacementMapUv?"#define DISPLACEMENTMAP_UV "+n.displacementMapUv:"",n.metalnessMapUv?"#define METALNESSMAP_UV "+n.metalnessMapUv:"",n.roughnessMapUv?"#define ROUGHNESSMAP_UV "+n.roughnessMapUv:"",n.anisotropyMapUv?"#define ANISOTROPYMAP_UV "+n.anisotropyMapUv:"",n.clearcoatMapUv?"#define CLEARCOATMAP_UV 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L(t,i,a,o,s){if(!1===t.visible)return;if(t.layers.test(i.layers)&&(t.isMesh||t.isLine||t.isPoints)&&(t.castShadow||t.receiveShadow&&s===le)&&(!t.frustumCulled||r.intersectsObject(t))){t.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,t.matrixWorld);const r=n.update(t),l=t.material;if(Array.isArray(l)){const n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;om||a.y>m)&&(a.x>m&&(s.x=Math.floor(m/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>m&&(s.y=Math.floor(m/p.y),a.y=s.y*p.y,c.mapSize.y=s.y));const h=e.state.buffers.depth.getReversed();if(c.camera._reversedDepth=h,null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===le){if(l.isPointLight){v("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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I=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let N=!1,y=0;const O=e.getParameter(e.VERSION);-1!==O.indexOf("WebGL")?(y=parseFloat(/^WebGL (\d)/.exec(O)[1]),N=y>=1):-1!==O.indexOf("OpenGL ES")&&(y=parseFloat(/^OpenGL ES (\d)/.exec(O)[1]),N=y>=2);let F=null,B={};const G=e.getParameter(e.SCISSOR_BOX),H=e.getParameter(e.VIEWPORT),V=(new K).fromArray(G),W=(new K).fromArray(H);function z(t,n,i,r){const a=new Uint8Array(4),o=e.createTexture();e.bindTexture(t,o),e.texParameteri(t,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(t,e.TEXTURE_MAG_FILTER,e.NEAREST);for(let o=0;on||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&e instanceof VideoFrame){const n=Math.floor(i*r.width),a=Math.floor(i*r.height);void 0===h&&(h=E(n,a));const 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c=i;if(i===e.RED&&(r===e.FLOAT&&(c=e.R32F),r===e.HALF_FLOAT&&(c=e.R16F),r===e.UNSIGNED_BYTE&&(c=e.R8),r===e.UNSIGNED_SHORT&&l&&(c=l.R16_EXT),r===e.SHORT&&l&&(c=l.R16_SNORM_EXT)),i===e.RED_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.R8UI),r===e.UNSIGNED_SHORT&&(c=e.R16UI),r===e.UNSIGNED_INT&&(c=e.R32UI),r===e.BYTE&&(c=e.R8I),r===e.SHORT&&(c=e.R16I),r===e.INT&&(c=e.R32I)),i===e.RG&&(r===e.FLOAT&&(c=e.RG32F),r===e.HALF_FLOAT&&(c=e.RG16F),r===e.UNSIGNED_BYTE&&(c=e.RG8),r===e.UNSIGNED_SHORT&&l&&(c=l.RG16_EXT),r===e.SHORT&&l&&(c=l.RG16_SNORM_EXT)),i===e.RG_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RG8UI),r===e.UNSIGNED_SHORT&&(c=e.RG16UI),r===e.UNSIGNED_INT&&(c=e.RG32UI),r===e.BYTE&&(c=e.RG8I),r===e.SHORT&&(c=e.RG16I),r===e.INT&&(c=e.RG32I)),i===e.RGB_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGB8UI),r===e.UNSIGNED_SHORT&&(c=e.RGB16UI),r===e.UNSIGNED_INT&&(c=e.RGB32UI),r===e.BYTE&&(c=e.RGB8I),r===e.SHORT&&(c=e.RGB16I),r===e.INT&&(c=e.RGB32I)),i===e.RGBA_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGBA8UI),r===e.UNSIGNED_SHORT&&(c=e.RGBA16UI),r===e.UNSIGNED_INT&&(c=e.RGBA32UI),r===e.BYTE&&(c=e.RGBA8I),r===e.SHORT&&(c=e.RGBA16I),r===e.INT&&(c=e.RGBA32I)),i===e.RGB&&(r===e.UNSIGNED_SHORT&&l&&(c=l.RGB16_EXT),r===e.SHORT&&l&&(c=l.RGB16_SNORM_EXT),r===e.UNSIGNED_INT_5_9_9_9_REV&&(c=e.RGB9_E5),r===e.UNSIGNED_INT_10F_11F_11F_REV&&(c=e.R11F_G11F_B10F)),i===e.RGBA){const t=s?pe:f.getTransfer(o);r===e.FLOAT&&(c=e.RGBA32F),r===e.HALF_FLOAT&&(c=e.RGBA16F),r===e.UNSIGNED_BYTE&&(c=t===p?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT&&l&&(c=l.RGBA16_EXT),r===e.SHORT&&l&&(c=l.RGBA16_SNORM_EXT),r===e.UNSIGNED_SHORT_4_4_4_4&&(c=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(c=e.RGB5_A1)}return c!==e.R16F&&c!==e.R32F&&c!==e.RG16F&&c!==e.RG32F&&c!==e.RGBA16F&&c!==e.RGBA32F||n.get("EXT_color_buffer_float"),c}function P(t,n){let i;return t?null===n||n===Le||n===Pt?i=e.DEPTH24_STENCIL8:n===M?i=e.DEPTH32F_STENCIL8:n===Lt&&(i=e.DEPTH24_STENCIL8,v("DepthTexture: 16 bit depth attachment is not supported with stencil. 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r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isNodeMaterial?r.uniformsNeedUpdate=!1:r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return"number"==typeof r||"boolean"==typeof r?i[a]=r:ArrayBuffer.isView(r)?i[a]=r.slice():i[a]=r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else{if(ArrayBuffer.isView(r))return!0;if(!1===e.equals(r))return e.copy(r),!0}}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):ArrayBuffer.isView(e)?(t.boundary=16,t.storage=e.byteLength):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(_=G.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Te.get(i),M=w.state.lights;if(!0===le&&(!0===ce||e!==Y)){const t=e===Y&&i.id===X;Ne.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Ne.numPlanes&&S.numIntersection===Ne.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v||!!S.lightProbeGrid!=w.state.lightProbeGridArray.length>0)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=st(i,t,r),V&&i.isNodeMaterial&&V.onUpdateProgram(i,x,S));let A=!1,R=!1,b=!1;const C=x.getUniforms(),U=S.uniforms;Ee.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==X&&(X=i.id,R=!0);if(S.needsLights){const e=function(e,t){if(0===e.length)return null;if(1===e.length)return null!==e[0].texture?e[0]:null;P.setFromMatrixPosition(t.matrixWorld);for(let t=0,n=e.length;t0&&C.setValue(ze,"directionalShadowMap",M.state.directionalShadowMap,xe),M.state.spotShadowMap.length>0&&C.setValue(ze,"spotShadowMap",M.state.spotShadowMap,xe),M.state.pointShadowMap.length>0&&C.setValue(ze,"pointShadowMap",M.state.pointShadowMap,xe));if(r.isSkinnedMesh){C.setOptional(ze,r,"bindMatrix"),C.setOptional(ze,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(ze,"boneTexture",e.boneTexture,xe))}r.isBatchedMesh&&(C.setOptional(ze,r,"batchingTexture"),C.setValue(ze,"batchingTexture",r._matricesTexture,xe),C.setOptional(ze,r,"batchingIdTexture"),C.setValue(ze,"batchingIdTexture",r._indirectTexture,xe),C.setOptional(ze,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(ze,"batchingColorTexture",r._colorsTexture,xe));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Fe.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(ze,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(U.envMapIntensity.value=t.environmentIntensity);void 0!==U.dfgLUT&&(U.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=O,Ca.magFilter=O,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));if(R){if(C.setValue(ze,"toneMappingExposure",G.toneMappingExposure),S.needsLights&&(N=b,(I=U).ambientLightColor.needsUpdate=N,I.lightProbe.needsUpdate=N,I.directionalLights.needsUpdate=N,I.directionalLightShadows.needsUpdate=N,I.pointLights.needsUpdate=N,I.pointLightShadows.needsUpdate=N,I.spotLights.needsUpdate=N,I.spotLightShadows.needsUpdate=N,I.rectAreaLights.needsUpdate=N,I.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&De.refreshFogUniforms(U,a),De.refreshMaterialUniforms(U,i,te,ee,w.state.transmissionRenderTarget[e.id]),S.needsLights&&S.lightProbeGrid){const e=S.lightProbeGrid;U.probesSH.value=e.texture,U.probesMin.value.copy(e.boundingBox.min),U.probesMax.value.copy(e.boundingBox.max),U.probesResolution.value.copy(e.resolution)}Ar.upload(ze,lt(S),U,xe)}var I,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(ze,lt(S),U,xe),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(ze,"center",r.center);if(C.setValue(ze,"modelViewMatrix",r.modelViewMatrix),C.setValue(ze,"normalMatrix",r.normalMatrix),C.setValue(ze,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Te.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new On;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLightProbeGrid)w.pushLightProbeGrid(e);else if(e.isLight)w.pushLight(e),e.castShadow&&w.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Ce.update(e),r=e.material;r.visible&&U.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Ce.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===w.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");w.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,ve.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=w.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*G.transmissionResolutionScale,a.w*G.transmissionResolutionScale);const s=G.getRenderTarget(),l=G.getActiveCubeFace(),d=G.getActiveMipmapLevel();G.setRenderTarget(r),G.getClearColor($),Q=G.getClearAlpha(),Q<1&&G.setClearColor(16777215,.5),G.clear(),me&&Oe.render(n);const u=G.toneMapping;G.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),w.setupLightsView(i),!0===le&&Ne.setGlobalState(G.clippingPlanes,i),at(e,n,i),xe.updateMultisampleRenderTarget(r),xe.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0,i.currentProgram=u,i.uniformsList=null,u}function lt(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Ar.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function ct(e,t){const n=Te.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}tt.setAnimationLoop(function(e){Qe&&Qe(e)}),"undefined"!=typeof self&&tt.setContext(self),this.setAnimationLoop=function(e){Qe=e,Ke.setAnimationLoop(e),null===e?tt.stop():tt.start()},Ke.addEventListener("sessionstart",Je),Ke.addEventListener("sessionend",et),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void D("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===H)return;null!==V&&V.renderStart(e,t);const n=!0===Ke.enabled&&!0===Ke.isPresenting,i=null!==F&&(null===k||n)&&F.begin(G,k);if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0!==Ke.enabled||!0!==Ke.isPresenting||null!==F&&!1!==F.isCompositing()||(!0===Ke.cameraAutoUpdate&&Ke.updateCamera(t),t=Ke.getCamera()),!0===e.isScene&&e.onBeforeRender(G,e,t,k),w=Ie.get(e,y.length),w.init(t),w.state.textureUnits=xe.getTextureUnits(),y.push(w),de.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),se.setFromProjectionMatrix(de,Nn,t.reversedDepth),ce=this.localClippingEnabled,le=Ne.init(this.clippingPlanes,ce),U=we.get(e,N.length),U.init(),N.push(U),!0===Ke.enabled&&!0===Ke.isPresenting){const e=G.xr.getDepthSensingMesh();null!==e&&nt(e,t,-1/0,G.sortObjects)}nt(e,t,0,G.sortObjects),U.finish(),!0===G.sortObjects&&U.sort(ne,ie),me=!1===Ke.enabled||!1===Ke.isPresenting||!1===Ke.hasDepthSensing(),me&&Oe.addToRenderList(U,e),this.info.render.frame++,!0===le&&Ne.beginShadows();const r=w.state.shadowsArray;ye.render(r,e,t),!0===le&&Ne.endShadows(),!0===this.info.autoReset&&this.info.reset();if(!1===(i&&F.hasRenderPass())){const n=U.opaque,i=U.transmissive;if(w.setupLights(),t.isArrayCamera){const r=t.cameras;if(i.length>0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Oe.render(e),it(U,e,t)}null!==k&&0===z&&(xe.updateMultisampleRenderTarget(k),xe.updateRenderTargetMipmap(k)),i&&F.end(G),!0===e.isScene&&e.onAfterRender(G,e,t),Ve.resetDefaultState(),X=-1,Y=null,y.pop(),y.length>0?(w=y[y.length-1],xe.setTextureUnits(w.state.textureUnits),!0===le&&Ne.setGlobalState(G.clippingPlanes,w.state.camera)):w=null,N.pop(),U=N.length>0?N[N.length-1]:null,null!==V&&V.renderEnd()},this.getActiveCubeFace=function(){return W},this.getActiveMipmapLevel=function(){return z},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=Te.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Te.get(e.texture).__webglTexture=t,Te.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Te.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ze.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,W=t,z=n;let i=null,r=!1,a=!1;if(e){const o=Te.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ze.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)xe.setupRenderTarget(e);else if(o.__hasExternalTextures)xe.rebindTextures(e,Te.get(e.texture).__webglTexture,Te.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Te.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");xe.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Te.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===xe.useMultisampledRTT(e)?Te.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ze.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=Te.get(e.texture);ze.framebufferTexture2D(ze.FRAMEBUFFER,ze.COLOR_ATTACHMENT0,ze.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ze.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Te.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ze.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ze.createBuffer();ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.bufferData(ze.PIXEL_PACK_BUFFER,a.byteLength,ze.STREAM_READ),ze.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==k?Te.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,f);const p=ze.fenceSync(ze.SYNC_GPU_COMMANDS_COMPLETE,0);return ze.flush(),await yn(ze,p,4),ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.getBufferSubData(ze.PIXEL_PACK_BUFFER,0,a),ze.deleteBuffer(u),ze.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;xe.setTexture2D(e,0),ze.copyTexSubImage2D(ze.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ze.createFramebuffer(),ft=ze.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(xe.setTexture3D(t,0),v=ze.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(xe.setTexture2DArray(t,0),v=ze.TEXTURE_2D_ARRAY):(xe.setTexture2D(t,0),v=ze.TEXTURE_2D),Ee.activeTexture(ze.TEXTURE0),Ee.pixelStorei(ze.UNPACK_FLIP_Y_WEBGL,t.flipY),Ee.pixelStorei(ze.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Ee.pixelStorei(ze.UNPACK_ALIGNMENT,t.unpackAlignment);const E=Ee.getParameter(ze.UNPACK_ROW_LENGTH),S=Ee.getParameter(ze.UNPACK_IMAGE_HEIGHT),M=Ee.getParameter(ze.UNPACK_SKIP_PIXELS),T=Ee.getParameter(ze.UNPACK_SKIP_ROWS),x=Ee.getParameter(ze.UNPACK_SKIP_IMAGES);Ee.pixelStorei(ze.UNPACK_ROW_LENGTH,h.width),Ee.pixelStorei(ze.UNPACK_IMAGE_HEIGHT,h.height),Ee.pixelStorei(ze.UNPACK_SKIP_PIXELS,c),Ee.pixelStorei(ze.UNPACK_SKIP_ROWS,d),Ee.pixelStorei(ze.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Te.get(e),i=Te.get(t),h=Te.get(n.__renderTarget),_=Te.get(i.__renderTarget);Ee.bindFramebuffer(ze.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ze.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;ne.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\n#define inverseTransformDirection transformDirectionByInverseViewMatrix\nvec3 transformNormalByInverseViewMatrix( in vec3 normal, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * viewMatrix ).xyz );\n}\nvec3 transformDirectionByInverseViewMatrix( in vec3 dir, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * viewMatrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = transformDirectionByInverseViewMatrix( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif\n#include ",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\treturn 0.5 / max( gv + gl, EPSILON );\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#ifdef USE_LIGHT_PROBES_GRID\n\t\tvec3 probeWorldPos = ( ( vec4( geometryPosition, 1.0 ) - viewMatrix[ 3 ] ) * viewMatrix ).xyz;\n\t\tvec3 probeWorldNormal = inverseTransformDirection( geometryNormal, viewMatrix );\n\t\tirradiance += getLightProbeGridIrradiance( probeWorldPos, probeWorldNormal );\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",lightprobes_pars_fragment:"#ifdef USE_LIGHT_PROBES_GRID\nuniform highp sampler3D probesSH;\nuniform vec3 probesMin;\nuniform vec3 probesMax;\nuniform vec3 probesResolution;\nvec3 getLightProbeGridIrradiance( vec3 worldPos, vec3 worldNormal ) {\n\tvec3 res = probesResolution;\n\tvec3 gridRange = probesMax - probesMin;\n\tvec3 resMinusOne = res - 1.0;\n\tvec3 probeSpacing = gridRange / resMinusOne;\n\tvec3 samplePos = worldPos + worldNormal * probeSpacing * 0.5;\n\tvec3 uvw = clamp( ( samplePos - probesMin ) / gridRange, 0.0, 1.0 );\n\tuvw = uvw * resMinusOne / res + 0.5 / res;\n\tfloat nz = res.z;\n\tfloat paddedSlices = nz + 2.0;\n\tfloat atlasDepth = 7.0 * paddedSlices;\n\tfloat uvZBase = uvw.z * nz + 1.0;\n\tvec4 s0 = texture( probesSH, vec3( uvw.xy, ( uvZBase ) / atlasDepth ) );\n\tvec4 s1 = texture( probesSH, vec3( uvw.xy, ( uvZBase + paddedSlices ) / atlasDepth ) );\n\tvec4 s2 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 2.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s3 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 3.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s4 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 4.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s5 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 5.0 * paddedSlices ) / atlasDepth ) );\n\tvec4 s6 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 6.0 * paddedSlices ) / atlasDepth ) );\n\tvec3 c0 = s0.xyz;\n\tvec3 c1 = vec3( s0.w, s1.xy );\n\tvec3 c2 = vec3( s1.zw, s2.x );\n\tvec3 c3 = s2.yzw;\n\tvec3 c4 = s3.xyz;\n\tvec3 c5 = vec3( s3.w, s4.xy );\n\tvec3 c6 = vec3( s4.zw, s5.x );\n\tvec3 c7 = s5.yzw;\n\tvec3 c8 = s6.xyz;\n\tfloat x = worldNormal.x, y = worldNormal.y, z = worldNormal.z;\n\tvec3 result = c0 * 0.886227;\n\tresult += c1 * 2.0 * 0.511664 * y;\n\tresult += c2 * 2.0 * 0.511664 * z;\n\tresult += c3 * 2.0 * 0.511664 * x;\n\tresult += c4 * 2.0 * 0.429043 * x * y;\n\tresult += c5 * 2.0 * 0.429043 * y * z;\n\tresult += c6 * ( 0.743125 * z * z - 0.247708 );\n\tresult += c7 * 2.0 * 0.429043 * x * z;\n\tresult += c8 * 0.429043 * ( x * x - y * y );\n\treturn max( result, vec3( 0.0 ) );\n}\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#ifdef HAS_NORMAL\n\t\tvec3 shadowWorldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t#else\n\t\tvec3 shadowWorldNormal = vec3( 0.0 );\n\t#endif\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 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l=!0===n.logarithmicDepthBuffer,c=!0===n.reversedDepthBuffer&&t.has("EXT_clip_control");!0===n.reversedDepthBuffer&&!1===c&&v("WebGLRenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer.");return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");r=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(t){return t===T||i.convert(t)===e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const r=n===E&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==S&&i.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==M&&!r)},precision:o,logarithmicDepthBuffer:l,reversedDepthBuffer:c,maxTextures:e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:e.getParameter(e.MAX_SAMPLES),samples:e.getParameter(e.SAMPLES)}}function qn(t){const n=this;let i=null,r=0,a=!1,o=!1;const s=new x,l=new e,c={value:null,needsUpdate:!1};function d(e,t,i,r){const a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}zn.set(-1,0,0,0,1,0,0,0,1);const jn=[.125,.215,.35,.446,.526,.582],Zn=20,$n=new C,Qn=new n;let Jn=null,ei=0,ti=0,ni=!1;const ii=new i;class ri{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ii}=r;Jn=this._renderer.getRenderTarget(),ei=this._renderer.getActiveCubeFace(),ti=this._renderer.getActiveMipmapLevel(),ni=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=li(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=si(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=jn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new b;M.setAttribute("position",new N(v,h)),M.setAttribute("uv",new N(E,_)),M.setAttribute("faceIndex",new N(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Zn),a=new i(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:Zn,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1});return o}(r,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:ci(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:w,depthTest:!1,depthWrite:!1});return i}(r,e,t)}return r}_compileMaterial(e){const t=new o(new b,e);this._renderer.compile(t,$n)}_sceneToCubeUV(e,t,n,i,r){const a=new P(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Qn),u.toneMapping=L,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new U({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Qn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;oi(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===A||e.mapping===R;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=li()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=si());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;oi(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$n)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,oi(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,$n),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,oi(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,$n)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&D("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):Zn;m>Zn&&v(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;eg-4?i-g+4:0),4*(this._cubeSize-E),3*E,2*E),s.setRenderTarget(t),s.render(c,$n)}}function ai(e,t,n){const i=new I(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function oi(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function si(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function li(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ci(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:w,depthTest:!1,depthWrite:!1})}function ci(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class di extends I{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new F(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new s(5,5,5),r=new l({name:"CubemapFromEquirect",uniforms:d(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:c,blending:w});r.uniforms.tEquirect.value=t;const a=new o(i,r),u=t.minFilter;t.minFilter===B&&(t.minFilter=O);return new G(1,10,this).update(e,a),t.minFilter=u,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}function ui(e){let t=new WeakMap,n=new WeakMap,i=null;function r(e,t){return t===H?e.mapping=A:t===V&&(e.mapping=R),e}function a(e){const n=e.target;n.removeEventListener("dispose",a);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}function o(e){const t=e.target;t.removeEventListener("dispose",o);const i=n.get(t);void 0!==i&&(n.delete(t),i.dispose())}return{get:function(s,l=!1){return null==s?null:l?function(t){if(t&&t.isTexture){const 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L(t,i,a,o,s){if(!1===t.visible)return;if(t.layers.test(i.layers)&&(t.isMesh||t.isLine||t.isPoints)&&(t.castShadow||t.receiveShadow&&s===le)&&(!t.frustumCulled||r.intersectsObject(t))){t.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,t.matrixWorld);const r=n.update(t),l=t.material;if(Array.isArray(l)){const n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;om||a.y>m)&&(a.x>m&&(s.x=Math.floor(m/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>m&&(s.y=Math.floor(m/p.y),a.y=s.y*p.y,c.mapSize.y=s.y));const h=e.state.buffers.depth.getReversed();if(c.camera._reversedDepth=h,null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===le){if(l.isPointLight){v("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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t=0;t<_;t++){if(c.map.isWebGLCubeRenderTarget)e.setRenderTarget(c.map,t),e.clear();else{0===t&&(e.setRenderTarget(c.map),e.clear());const n=c.getViewport(t);d.set(s.x*n.x,s.y*n.y,s.x*n.z,s.y*n.w),u.viewport(d)}if(l.isPointLight){const e=c.camera,n=c.matrix,i=l.distance||e.far;i!==e.far&&(e.far=i,e.updateProjectionMatrix()),ma.setFromMatrixPosition(l.matrixWorld),e.position.copy(ma),ha.copy(e.position),ha.add(ua[t]),e.up.copy(fa[t]),e.lookAt(ha),e.updateMatrixWorld(),n.makeTranslation(-ma.x,-ma.y,-ma.z),pa.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),c._frustum.setFromProjectionMatrix(pa,e.coordinateSystem,e.reversedDepth)}else c.updateMatrices(l);r=c.getFrustum(),L(n,i,c.camera,l,this.type)}!0!==c.isPointLightShadow&&this.type===le&&C(c,i),c.needsUpdate=!1}R=this.type,A.needsUpdate=!1,e.setRenderTarget(o,l,c)}}function ga(e,t){const i=new function(){let t=!1;const n=new K;let i=null;const r=new 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$e:e.depthFunc(e.GREATER);break;case Ze:e.depthFunc(e.NOTEQUAL);break;default:e.depthFunc(e.LEQUAL)}a=t}},setLocked:function(e){n=e},setClear:function(t){o!==t&&(o=t,i&&(t=1-t),e.clearDepth(t))},reset:function(){n=!1,r=null,a=null,o=null,i=!1}}},a=new function(){let t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(n){t||(n?X(e.STENCIL_TEST):Y(e.STENCIL_TEST))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},o=new WeakMap,s=new WeakMap;let l={},d={},u={},f=new WeakMap,p=[],m=null,h=!1,_=null,g=null,v=null,E=null,S=null,M=null,T=null,x=new n(0,0,0),A=0,R=!1,b=null,C=null,P=null,L=null,U=null;const I=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let N=!1,y=0;const O=e.getParameter(e.VERSION);-1!==O.indexOf("WebGL")?(y=parseFloat(/^WebGL (\d)/.exec(O)[1]),N=y>=1):-1!==O.indexOf("OpenGL ES")&&(y=parseFloat(/^OpenGL ES (\d)/.exec(O)[1]),N=y>=2);let F=null,B={};const G=e.getParameter(e.SCISSOR_BOX),H=e.getParameter(e.VIEWPORT),V=(new K).fromArray(G),W=(new K).fromArray(H);function z(t,n,i,r){const a=new Uint8Array(4),o=e.createTexture();e.bindTexture(t,o),e.texParameteri(t,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(t,e.TEXTURE_MAG_FILTER,e.NEAREST);for(let o=0;on||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&e instanceof VideoFrame){const n=Math.floor(i*r.width),a=Math.floor(i*r.height);void 0===h&&(h=E(n,a));const o=t?E(n,a):h;o.width=n,o.height=a;return o.getContext("2d").drawImage(e,0,0,n,a),v("WebGLRenderer: Texture has been resized from ("+r.width+"x"+r.height+") to ("+n+"x"+a+")."),o}return"data"in e&&v("WebGLRenderer: Image in DataTexture is too big ("+r.width+"x"+r.height+")."),e}return e}function A(e){return e.generateMipmaps}function R(t){e.generateMipmap(t)}function b(t){return t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:t.isWebGL3DRenderTarget?e.TEXTURE_3D:t.isWebGLArrayRenderTarget||t.isCompressedArrayTexture?e.TEXTURE_2D_ARRAY:e.TEXTURE_2D}function C(t,i,r,a,o,s=!1){if(null!==t){if(void 0!==e[t])return e[t];v("WebGLRenderer: Attempt to use non-existing WebGL internal format '"+t+"'")}let l;a&&(l=n.get("EXT_texture_norm16"),l||v("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let c=i;if(i===e.RED&&(r===e.FLOAT&&(c=e.R32F),r===e.HALF_FLOAT&&(c=e.R16F),r===e.UNSIGNED_BYTE&&(c=e.R8),r===e.UNSIGNED_SHORT&&l&&(c=l.R16_EXT),r===e.SHORT&&l&&(c=l.R16_SNORM_EXT)),i===e.RED_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.R8UI),r===e.UNSIGNED_SHORT&&(c=e.R16UI),r===e.UNSIGNED_INT&&(c=e.R32UI),r===e.BYTE&&(c=e.R8I),r===e.SHORT&&(c=e.R16I),r===e.INT&&(c=e.R32I)),i===e.RG&&(r===e.FLOAT&&(c=e.RG32F),r===e.HALF_FLOAT&&(c=e.RG16F),r===e.UNSIGNED_BYTE&&(c=e.RG8),r===e.UNSIGNED_SHORT&&l&&(c=l.RG16_EXT),r===e.SHORT&&l&&(c=l.RG16_SNORM_EXT)),i===e.RG_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RG8UI),r===e.UNSIGNED_SHORT&&(c=e.RG16UI),r===e.UNSIGNED_INT&&(c=e.RG32UI),r===e.BYTE&&(c=e.RG8I),r===e.SHORT&&(c=e.RG16I),r===e.INT&&(c=e.RG32I)),i===e.RGB_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGB8UI),r===e.UNSIGNED_SHORT&&(c=e.RGB16UI),r===e.UNSIGNED_INT&&(c=e.RGB32UI),r===e.BYTE&&(c=e.RGB8I),r===e.SHORT&&(c=e.RGB16I),r===e.INT&&(c=e.RGB32I)),i===e.RGBA_INTEGER&&(r===e.UNSIGNED_BYTE&&(c=e.RGBA8UI),r===e.UNSIGNED_SHORT&&(c=e.RGBA16UI),r===e.UNSIGNED_INT&&(c=e.RGBA32UI),r===e.BYTE&&(c=e.RGBA8I),r===e.SHORT&&(c=e.RGBA16I),r===e.INT&&(c=e.RGBA32I)),i===e.RGB&&(r===e.UNSIGNED_SHORT&&l&&(c=l.RGB16_EXT),r===e.SHORT&&l&&(c=l.RGB16_SNORM_EXT),r===e.UNSIGNED_INT_5_9_9_9_REV&&(c=e.RGB9_E5),r===e.UNSIGNED_INT_10F_11F_11F_REV&&(c=e.R11F_G11F_B10F)),i===e.RGBA){const t=s?pe:f.getTransfer(o);r===e.FLOAT&&(c=e.RGBA32F),r===e.HALF_FLOAT&&(c=e.RGBA16F),r===e.UNSIGNED_BYTE&&(c=t===p?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT&&l&&(c=l.RGBA16_EXT),r===e.SHORT&&l&&(c=l.RGBA16_SNORM_EXT),r===e.UNSIGNED_SHORT_4_4_4_4&&(c=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(c=e.RGB5_A1)}return c!==e.R16F&&c!==e.R32F&&c!==e.RG16F&&c!==e.RG32F&&c!==e.RGBA16F&&c!==e.RGBA32F||n.get("EXT_color_buffer_float"),c}function P(t,n){let i;return t?null===n||n===Le||n===Pt?i=e.DEPTH24_STENCIL8:n===M?i=e.DEPTH32F_STENCIL8:n===Lt&&(i=e.DEPTH24_STENCIL8,v("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),e.texParameteri(t,e.TEXTURE_WRAP_S,G[i.wrapS]),e.texParameteri(t,e.TEXTURE_WRAP_T,G[i.wrapT]),t!==e.TEXTURE_3D&&t!==e.TEXTURE_2D_ARRAY||e.texParameteri(t,e.TEXTURE_WRAP_R,G[i.wrapR]),e.texParameteri(t,e.TEXTURE_MAG_FILTER,H[i.magFilter]),e.texParameteri(t,e.TEXTURE_MIN_FILTER,H[i.minFilter]),i.compareFunction&&(e.texParameteri(t,e.TEXTURE_COMPARE_MODE,e.COMPARE_REF_TO_TEXTURE),e.texParameteri(t,e.TEXTURE_COMPARE_FUNC,V[i.compareFunction])),!0===n.has("EXT_texture_filter_anisotropic")){if(i.magFilter===Ce)return;if(i.minFilter!==gt&&i.minFilter!==B)return;if(i.type===M&&!1===n.has("OES_texture_float_linear"))return;if(i.anisotropy>1||r.get(i).__currentAnisotropy){const o=n.get("EXT_texture_filter_anisotropic");e.texParameterf(t,o.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(i.anisotropy,a.getMaxAnisotropy())),r.get(i).__currentAnisotropy=i.anisotropy}}}function z(t,n){let i=!1;void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",U));const r=n.source;let a=_.get(r);void 0===a&&(a={},_.set(r,a));const o=function(e){const t=[];return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(n);if(o!==t.__cacheKey){void 0===a[o]&&(a[o]={texture:e.createTexture(),usedTimes:0},s.memory.textures++,i=!0),a[o].usedTimes++;const r=a[t.__cacheKey];void 0!==r&&(a[t.__cacheKey].usedTimes--,0===r.usedTimes&&I(n)),t.__cacheKey=o,t.__webglTexture=a[o].texture}return i}function k(e,t,n){return Math.floor(Math.floor(e/n)/t)}function X(t,n,s){let l=e.TEXTURE_2D;(n.isDataArrayTexture||n.isCompressedArrayTexture)&&(l=e.TEXTURE_2D_ARRAY),n.isData3DTexture&&(l=e.TEXTURE_3D);const c=z(t,n),d=n.source;i.bindTexture(l,t.__webglTexture,e.TEXTURE0+s);const u=r.get(d);if(d.version!==u.__version||!0===c){i.activeTexture(e.TEXTURE0+s);if(!1===("undefined"!=typeof ImageBitmap&&n.image instanceof ImageBitmap)){const t=f.getPrimaries(f.workingColorSpace),r=n.colorSpace===Rt?null:f.getPrimaries(n.colorSpace),a=n.colorSpace===Rt||t===r?e.NONE:e.BROWSER_DEFAULT_WEBGL;i.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,n.flipY),i.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),i.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}i.pixelStorei(e.UNPACK_ALIGNMENT,n.unpackAlignment);let t=x(n.image,!1,a.maxTextureSize);t=ee(n,t);const r=o.convert(n.format,n.colorSpace),p=o.convert(n.type);let h,_=C(n.internalFormat,r,p,n.normalized,n.colorSpace,n.isVideoTexture);W(l,n);const g=n.mipmaps,E=!0!==n.isVideoTexture,S=void 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r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,e.envMapRotation.value.setFromMatrix4(Ta.makeRotationFromEuler(o)).transpose(),a.isCubeTexture&&!1===a.isRenderTargetTexture&&e.envMapRotation.value.premultiply(xa),e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,_(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isNodeMaterial?r.uniformsNeedUpdate=!1:r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Ra(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return"number"==typeof r||"boolean"==typeof r?i[a]=r:ArrayBuffer.isView(r)?i[a]=r.slice():i[a]=r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else{if(ArrayBuffer.isView(r))return!0;if(!1===e.equals(r))return e.copy(r),!0}}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?v("WebGLRenderer: Texture samplers can not be part of an uniforms group."):ArrayBuffer.isView(e)?(t.boundary=16,t.storage=e.byteLength):v("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),p=!!n.morphAttributes.position,m=!!n.morphAttributes.normal,h=!!n.morphAttributes.color;let _=L;i.toneMapped&&(null!==q&&!0!==q.isXRRenderTarget||(_=G.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,v=void 0!==g?g.length:0,S=Re.get(i),M=w.state.lights;if(!0===ue&&(!0===fe||e!==Z)){const t=e===Z&&i.id===j;Fe.setState(i,e,t)}let T=!1;i.version===S.__version?S.needsLights&&S.lightsStateVersion!==M.state.version||S.outputColorSpace!==s||r.isBatchedMesh&&!1===S.batching?T=!0:r.isBatchedMesh||!0!==S.batching?r.isBatchedMesh&&!0===S.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===S.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===S.instancing?T=!0:r.isInstancedMesh||!0!==S.instancing?r.isSkinnedMesh&&!1===S.skinning?T=!0:r.isSkinnedMesh||!0!==S.skinning?r.isInstancedMesh&&!0===S.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===S.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===S.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===S.instancingMorph&&null!==r.morphTexture||S.envMap!==c||!0===i.fog&&S.fog!==a?T=!0:void 0===S.numClippingPlanes||S.numClippingPlanes===Fe.numPlanes&&S.numIntersection===Fe.numIntersection?(S.vertexAlphas!==d||S.vertexTangents!==u||S.morphTargets!==p||S.morphNormals!==m||S.morphColors!==h||S.toneMapping!==_||S.morphTargetsCount!==v||!!S.lightProbeGrid!=w.state.lightProbeGridArray.length>0)&&(T=!0):T=!0:T=!0:T=!0:T=!0:(T=!0,S.__version=i.version);let x=S.currentProgram;!0===T&&(x=dt(i,t,r),V&&i.isNodeMaterial&&V.onUpdateProgram(i,x,S));let A=!1,R=!1,b=!1;const C=x.getUniforms(),U=S.uniforms;xe.useProgram(x.program)&&(A=!0,R=!0,b=!0);i.id!==j&&(j=i.id,R=!0);if(S.needsLights){const e=function(e,t){if(0===e.length)return null;if(1===e.length)return null!==e[0].texture?e[0]:null;P.setFromMatrixPosition(t.matrixWorld);for(let t=0,n=e.length;t0&&C.setValue(Ke,"directionalShadowMap",M.state.directionalShadowMap,be),M.state.spotShadowMap.length>0&&C.setValue(Ke,"spotShadowMap",M.state.spotShadowMap,be),M.state.pointShadowMap.length>0&&C.setValue(Ke,"pointShadowMap",M.state.pointShadowMap,be));if(r.isSkinnedMesh){C.setOptional(Ke,r,"bindMatrix"),C.setOptional(Ke,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(Ke,"boneTexture",e.boneTexture,be))}r.isBatchedMesh&&(C.setOptional(Ke,r,"batchingTexture"),C.setValue(Ke,"batchingTexture",r._matricesTexture,be),C.setOptional(Ke,r,"batchingIdTexture"),C.setValue(Ke,"batchingIdTexture",r._indirectTexture,be),C.setOptional(Ke,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(Ke,"batchingColorTexture",r._colorsTexture,be));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||He.update(r,n,x);(R||S.receiveShadow!==r.receiveShadow)&&(S.receiveShadow=r.receiveShadow,C.setValue(Ke,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(U.envMapIntensity.value=t.environmentIntensity);void 0!==U.dfgLUT&&(U.dfgLUT.value=(null===Ca&&(Ca=new Ln(ba,16,16,Se,E),Ca.name="DFG_LUT",Ca.minFilter=O,Ca.magFilter=O,Ca.wrapS=mt,Ca.wrapT=mt,Ca.generateMipmaps=!1,Ca.needsUpdate=!0),Ca));if(R){if(C.setValue(Ke,"toneMappingExposure",G.toneMappingExposure),S.needsLights&&(N=b,(I=U).ambientLightColor.needsUpdate=N,I.lightProbe.needsUpdate=N,I.directionalLights.needsUpdate=N,I.directionalLightShadows.needsUpdate=N,I.pointLights.needsUpdate=N,I.pointLightShadows.needsUpdate=N,I.spotLights.needsUpdate=N,I.spotLightShadows.needsUpdate=N,I.rectAreaLights.needsUpdate=N,I.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&Ne.refreshFogUniforms(U,a),Ne.refreshMaterialUniforms(U,i,re,ie,w.state.transmissionRenderTarget[e.id]),S.needsLights&&S.lightProbeGrid){const e=S.lightProbeGrid;U.probesSH.value=e.texture,U.probesMin.value.copy(e.boundingBox.min),U.probesMax.value.copy(e.boundingBox.max),U.probesResolution.value.copy(e.resolution)}Ar.upload(Ke,ut(S),U,be)}var I,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Ar.upload(Ke,ut(S),U,be),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(Ke,"center",r.center);if(C.setValue(Ke,"modelViewMatrix",r.modelViewMatrix),C.setValue(Ke,"normalMatrix",r.normalMatrix),C.setValue(Ke,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){Re.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==Me.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let tt=null;function nt(){rt.stop()}function it(){rt.start()}const rt=new On;function at(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLightProbeGrid)w.pushLightProbeGrid(e);else if(e.isLight)w.pushLight(e),e.castShadow&&w.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||de.intersectsSprite(e)){i&&_e.setFromMatrixPosition(e.matrixWorld).applyMatrix4(pe);const t=we.update(e),r=e.material;r.visible&&U.push(e,t,r,n,_e.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||de.intersectsObject(e))){const t=we.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),_e.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),_e.copy(t.boundingSphere.center)),_e.applyMatrix4(e.matrixWorld).applyMatrix4(pe)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&<(r,t,n),a.length>0&<(a,t,n),o.length>0&<(o,t,n),xe.buffers.depth.setTest(!0),xe.buffers.depth.setMask(!0),xe.buffers.color.setMask(!0),xe.setPolygonOffset(!1)}function st(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===w.state.transmissionRenderTarget[i.id]){const e=Me.has("EXT_color_buffer_half_float")||Me.has("EXT_color_buffer_float");w.state.transmissionRenderTarget[i.id]=new I(1,1,{generateMipmaps:!0,type:e?E:S,minFilter:B,samples:Math.max(4,Te.samples),stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:f.workingColorSpace})}const r=w.state.transmissionRenderTarget[i.id],a=i.viewport||$;r.setSize(a.z*G.transmissionResolutionScale,a.w*G.transmissionResolutionScale);const s=G.getRenderTarget(),l=G.getActiveCubeFace(),d=G.getActiveMipmapLevel();G.setRenderTarget(r),G.getClearColor(ee),te=G.getClearAlpha(),te<1&&G.setClearColor(16777215,.5),G.clear(),ve&&Ge.render(n);const u=G.toneMapping;G.toneMapping=L;const p=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),w.setupLightsView(i),!0===ue&&Fe.setGlobalState(G.clippingPlanes,i),lt(e,n,i),be.updateMultisampleRenderTarget(r),be.updateRenderTargetMipmap(r),!1===Me.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0,i.currentProgram=u,i.uniformsList=null,u}function ut(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Ar.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function ft(e,t){const n=Re.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}rt.setAnimationLoop(function(e){tt&&tt(e)}),"undefined"!=typeof self&&rt.setContext(self),this.setAnimationLoop=function(e){tt=e,je.setAnimationLoop(e),null===e?rt.stop():rt.start()},je.addEventListener("sessionstart",nt),je.addEventListener("sessionend",it),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void D("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===H)return;null!==V&&V.renderStart(e,t);const n=!0===je.enabled&&!0===je.isPresenting,i=null!==F&&(null===q||n)&&F.begin(G,q);if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0!==je.enabled||!0!==je.isPresenting||null!==F&&!1!==F.isCompositing()||(!0===je.cameraAutoUpdate&&je.updateCamera(t),t=je.getCamera()),!0===e.isScene&&e.onBeforeRender(G,e,t,q),w=Oe.get(e,y.length),w.init(t),w.state.textureUnits=be.getTextureUnits(),y.push(w),pe.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),de.setFromProjectionMatrix(pe,Nn,t.reversedDepth),fe=this.localClippingEnabled,ue=Fe.init(this.clippingPlanes,fe),U=ye.get(e,N.length),U.init(),N.push(U),!0===je.enabled&&!0===je.isPresenting){const e=G.xr.getDepthSensingMesh();null!==e&&at(e,t,-1/0,G.sortObjects)}at(e,t,0,G.sortObjects),U.finish(),!0===G.sortObjects&&U.sort(ae,oe),ve=!1===je.enabled||!1===je.isPresenting||!1===je.hasDepthSensing(),ve&&Ge.addToRenderList(U,e),this.info.render.frame++,!0===ue&&Fe.beginShadows();const r=w.state.shadowsArray;Be.render(r,e,t),!0===ue&&Fe.endShadows(),!0===this.info.autoReset&&this.info.reset();if(!1===(i&&F.hasRenderPass())){const n=U.opaque,i=U.transmissive;if(w.setupLights(),t.isArrayCamera){const r=t.cameras;if(i.length>0)for(let t=0,a=r.length;t0&&st(n,i,e,t),ve&&Ge.render(e),ot(U,e,t)}null!==q&&0===Y&&(be.updateMultisampleRenderTarget(q),be.updateRenderTargetMipmap(q)),i&&F.end(G),!0===e.isScene&&e.onAfterRender(G,e,t),ke.resetDefaultState(),j=-1,Z=null,y.pop(),y.length>0?(w=y[y.length-1],be.setTextureUnits(w.state.textureUnits),!0===ue&&Fe.setGlobalState(G.clippingPlanes,w.state.camera)):w=null,N.pop(),U=N.length>0?N[N.length-1]:null,null!==V&&V.renderEnd()},this.getActiveCubeFace=function(){return X},this.getActiveMipmapLevel=function(){return Y},this.getRenderTarget=function(){return q},this.setRenderTargetTextures=function(e,t,n){const i=Re.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),Re.get(e.texture).__webglTexture=t,Re.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=Re.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t},this.setRenderTarget=function(e,t=0,n=0){q=e,X=t,Y=n;let i=null,r=!1,a=!1;if(e){const o=Re.get(e);if(void 0!==o.__useDefaultFramebuffer)return xe.bindFramebuffer(Ke.FRAMEBUFFER,o.__webglFramebuffer),$.copy(e.viewport),Q.copy(e.scissor),J=e.scissorTest,xe.viewport($),xe.scissor(Q),xe.setScissorTest(J),void(j=-1);if(void 0===o.__webglFramebuffer)be.setupRenderTarget(e);else if(o.__hasExternalTextures)be.rebindTextures(e,Re.get(e.texture).__webglTexture,Re.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&Re.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");be.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=Re.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===be.useMultisampledRTT(e)?Re.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,$.copy(e.viewport),Q.copy(e.scissor),J=e.scissorTest}else $.copy(se).multiplyScalar(re).floor(),Q.copy(le).multiplyScalar(re).floor(),J=ce;0!==n&&(i=W);if(xe.bindFramebuffer(Ke.FRAMEBUFFER,i)&&xe.drawBuffers(e,i),xe.viewport($),xe.scissor(Q),xe.setScissorTest(J),r){const i=Re.get(e.texture);Ke.framebufferTexture2D(Ke.FRAMEBUFFER,Ke.COLOR_ATTACHMENT0,Ke.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&Ke.readBuffer(Ke.COLOR_ATTACHMENT0+s),!Te.textureFormatReadable(l))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!Te.textureTypeReadable(c))return void D("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&Ke.readPixels(t,n,i,r,ze.convert(l),ze.convert(c),a)}finally{const e=null!==q?Re.get(q).__webglFramebuffer:null;xe.bindFramebuffer(Ke.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=Re.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){xe.bindFramebuffer(Ke.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&Ke.readBuffer(Ke.COLOR_ATTACHMENT0+s),!Te.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!Te.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=Ke.createBuffer();Ke.bindBuffer(Ke.PIXEL_PACK_BUFFER,u),Ke.bufferData(Ke.PIXEL_PACK_BUFFER,a.byteLength,Ke.STREAM_READ),Ke.readPixels(t,n,i,r,ze.convert(c),ze.convert(d),0);const f=null!==q?Re.get(q).__webglFramebuffer:null;xe.bindFramebuffer(Ke.FRAMEBUFFER,f);const p=Ke.fenceSync(Ke.SYNC_GPU_COMMANDS_COMPLETE,0);return Ke.flush(),await yn(Ke,p,4),Ke.bindBuffer(Ke.PIXEL_PACK_BUFFER,u),Ke.getBufferSubData(Ke.PIXEL_PACK_BUFFER,0,a),Ke.deleteBuffer(u),Ke.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;be.setTexture2D(e,0),Ke.copyTexSubImage2D(Ke.TEXTURE_2D,n,0,0,o,s,r,a),xe.unbindTexture()},this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=ze.convert(t.format),g=ze.convert(t.type);let v;t.isData3DTexture?(be.setTexture3D(t,0),v=Ke.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(be.setTexture2DArray(t,0),v=Ke.TEXTURE_2D_ARRAY):(be.setTexture2D(t,0),v=Ke.TEXTURE_2D),xe.activeTexture(Ke.TEXTURE0),xe.pixelStorei(Ke.UNPACK_FLIP_Y_WEBGL,t.flipY),xe.pixelStorei(Ke.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),xe.pixelStorei(Ke.UNPACK_ALIGNMENT,t.unpackAlignment);const E=xe.getParameter(Ke.UNPACK_ROW_LENGTH),S=xe.getParameter(Ke.UNPACK_IMAGE_HEIGHT),M=xe.getParameter(Ke.UNPACK_SKIP_PIXELS),T=xe.getParameter(Ke.UNPACK_SKIP_ROWS),x=xe.getParameter(Ke.UNPACK_SKIP_IMAGES);xe.pixelStorei(Ke.UNPACK_ROW_LENGTH,h.width),xe.pixelStorei(Ke.UNPACK_IMAGE_HEIGHT,h.height),xe.pixelStorei(Ke.UNPACK_SKIP_PIXELS,c),xe.pixelStorei(Ke.UNPACK_SKIP_ROWS,d),xe.pixelStorei(Ke.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=Re.get(e),i=Re.get(t),h=Re.get(n.__renderTarget),_=Re.get(i.__renderTarget);xe.bindFramebuffer(Ke.READ_FRAMEBUFFER,h.__webglFramebuffer),xe.bindFramebuffer(Ke.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;n0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Li=["x","y","z","w"],Pi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Li[e],r=Pi[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Li[e]+Li[i],r=Pi[e]+Pi[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Li[e]+Li[i]+Li[n],r=Pi[e]+Pi[i]+Pi[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Li[e]+Li[i]+Li[n]+Li[a],r=Pi[e]+Pi[i]+Pi[n]+Pi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=new WeakMap,Di=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Ii=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Vi=function(e,...t){return new e(...on(t))};class ki extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){const s=e.renderer.backend;let i=Ui.get(s);void 0===i&&(i=new WeakMap,Ui.set(s,i));let n=i.get(t);void 0===n&&(n=sn(e.buildFunctionNode(t)),i.set(t,n)),e.addInclude(n);const a=r?function(e){let t;an(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=sn(n.call(a))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new ki(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Qs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Di(e,t),on=(e,t=null)=>new Ii(e,t),un=(e,t=null,r=null,s=null)=>new Oi(e,t,r,s),ln=(e,...t)=>new Vi(e,...t),dn=(e,t=null,r=null,s={})=>new Oi(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function pn(e,t=null){const r=new hn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const gn=e=>{Ai=e},mn=()=>Ai,fn=(...e)=>Ai.If(...e);function yn(e){return Ai&&Ai.addToStack(e),e}wi("toStack",yn);const bn=new Ji("color"),xn=new Ji("float",Ki.float),Tn=new Ji("int",Ki.ints),_n=new Ji("uint",Ki.uint),vn=new Ji("bool",Ki.bool),Nn=new Ji("vec2"),Sn=new Ji("ivec2"),Rn=new Ji("uvec2"),An=new Ji("bvec2"),En=new Ji("vec3"),wn=new Ji("ivec3"),Cn=new Ji("uvec3"),Mn=new Ji("bvec3"),Bn=new Ji("vec4"),Ln=new Ji("ivec4"),Pn=new Ji("uvec4"),Fn=new Ji("bvec4"),Un=new Ji("mat2"),Dn=new Ji("mat3"),In=new Ji("mat4");wi("toColor",bn),wi("toFloat",xn),wi("toInt",Tn),wi("toUint",_n),wi("toBool",vn),wi("toVec2",Nn),wi("toIVec2",Sn),wi("toUVec2",Rn),wi("toBVec2",An),wi("toVec3",En),wi("toIVec3",wn),wi("toUVec3",Cn),wi("toBVec3",Mn),wi("toVec4",Bn),wi("toIVec4",Ln),wi("toUVec4",Pn),wi("toBVec4",Fn),wi("toMat2",Un),wi("toMat3",Dn),wi("toMat4",In);const On=un(gi).setParameterLength(2),Vn=(e,t)=>new mi(sn(e),t);wi("element",On),wi("convert",Vn);wi("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Vs),yn(e)));class kn extends pi{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Gs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Gn=(e,t)=>new kn(e,t),zn=(e,t)=>new kn(e,t,!0),$n=ln(kn,"vec4","DiffuseColor"),Wn=ln(kn,"vec3","DiffuseContribution"),Hn=ln(kn,"vec3","EmissiveColor"),qn=ln(kn,"float","Roughness"),jn=ln(kn,"float","Metalness"),Xn=ln(kn,"float","Clearcoat"),Yn=ln(kn,"float","ClearcoatRoughness"),Kn=ln(kn,"vec3","Sheen"),Qn=ln(kn,"float","SheenRoughness"),Zn=ln(kn,"float","Iridescence"),Jn=ln(kn,"float","IridescenceIOR"),ea=ln(kn,"float","IridescenceThickness"),ta=ln(kn,"float","AlphaT"),ra=ln(kn,"float","Anisotropy"),sa=ln(kn,"vec3","AnisotropyT"),ia=ln(kn,"vec3","AnisotropyB"),na=ln(kn,"color","SpecularColor"),aa=ln(kn,"color","SpecularColorBlended"),oa=ln(kn,"float","SpecularF90"),ua=ln(kn,"float","Shininess"),la=ln(kn,"vec4","Output"),da=ln(kn,"float","dashSize"),ca=ln(kn,"float","gapSize"),ha=ln(kn,"float","pointWidth"),pa=ln(kn,"float","IOR"),ga=ln(kn,"float","Transmission"),ma=ln(kn,"float","Thickness"),fa=ln(kn,"float","AttenuationDistance"),ya=ln(kn,"color","AttenuationColor"),ba=ln(kn,"float","Dispersion");class xa extends pi{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const Ta=(e,t=1,r=null)=>new xa(e,!1,t,r),_a=(e,t=0,r=null)=>new xa(e,!0,t,r),va=_a("frame",0,ii.FRAME),Na=_a("render",0,ii.RENDER),Sa=Ta("object",1,ii.OBJECT);class Ra extends vi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Sa}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Lo=dn(ao,ao.TAN).setParameterLength(1),Po=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Eo(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Au=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Ao),wi("fract",Eo),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Lo),wi("tanh",Po),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Eu).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Lu=(e,t)=>Mu(e,{nodeName:t});function Pu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Lu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Lu),wi("builtinShadowContext",(e,t,r)=>Pu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Yu extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Aa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Aa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return El(e,t,r,s,i,!0)}wi("remap",El),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Ll=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Pl=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Pl(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Ll(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.gatherNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?null===this.gatherNode?"float":"vec4":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.gatherNode=this.gatherNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Ql(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Qs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Aa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Aa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Aa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraNormalMatrix")}else null===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Ld?Ld=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Ld.array=r,t=Ld.element(Pd).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new L;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Aa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Aa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?En(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===P?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===P?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),En(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(En(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Lc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ec)).once(["NORMAL","VERTEX"])(),Pc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Aa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ec.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Ah(i.xy):s===G?i=Ah(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=En(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ec,dHdxy:t})}}const Lh=un(Bh).setParameterLength(1,2),Ph=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ph.get(e);return void 0===r&&(r=Zc(e,t),Ph.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):En();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Lh(this.getTexture("bump").r,this.getFloat("bumpScale")):Ec;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ec;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Aa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=En(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ap extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ep=un(Ap).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(En(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Kc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Lp=e=>new Bp(e);class Pp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Pp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Aa(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=Y,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Yc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Eo(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Lp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ep(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Ko($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Ll(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=En().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:En(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Qp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Ag extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Qu(Bn(Rh(Ec),e),ie))}}const Eg=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Eg(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=P,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Q&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Lg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Lg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Lg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Pg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Pg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Yg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=En(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ec,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Qg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ec.dot(e).clamp(),l=Ec.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(En(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=En().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Dn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=En(0).toVar();f.addAssign(gm({v1:h,v2:p})),f.addAssign(gm({v1:p,v2:g})),f.addAssign(gm({v1:g,v2:m})),f.addAssign(gm({v1:m,v2:h})),c.assign(En(pm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),fm=pn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=En().toVar();return fn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=En(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(En(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Em=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Yp(),Lm=Qp(),Pm=pn(([e,t,r],{material:s})=>{const i=(s.side===P?Bm:Lm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Pm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Pm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=En(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>En(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=En(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(En(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=En(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ec.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Yn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ec,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(En(m.x,0,m.y),En(0,1,0),En(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ec.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=En(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=En(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=En(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Ao(En(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=En(s).toVar(),l=En(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),En(0,0,1),En(1,0,0)),c=Ao(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Aa(0),n=Aa(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Af,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:P,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),0),t}const Lf=new WeakMap;function Pf(e,t,r){const s=function(e){let t=Lf.get(e);void 0===t&&(t=new WeakMap,Lf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Aa(0),this._height=Aa(0),this._maxMip=Aa(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(En(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ec,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Yn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?En(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?En(this.clearcoatNormalNode):Kh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Pe;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(En(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Qh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(En(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Aa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=P,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ay=16;class Ey extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Ly{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==Y||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Py{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Py{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Py{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture,e.textureNode);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture,t.textureNode);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,i[t]=l),l&&(l.isArrayTexture=p),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=p?a.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const g={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ys(i),a=Ks(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Pn;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Ln}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Ab extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Lb=pn(([e,t,r])=>{const s=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Pb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Pb),Ub=e=>(...t)=>Fb(e,...t),Db=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(En(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Yb=new a,Kb=new r(0,0,-1),Qb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Kl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Kl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Kl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(En(e,t),1)):i=Bn(En(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Lx=pn(({texture:e,uv:t})=>{const r=1e-4,s=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Lx({texture:this,uv:e})}}const Fx=un(Px).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Aa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Aa(0),this._cameraFar=Aa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=Y),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=P;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Ao(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(En(0),r),En(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,En(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let AT=null,ET=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Qs(t.value)),i=e.getTypeLength(Qs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),LT=BT("numWorkgroups","uvec3"),PT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Aa("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Aa(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,A_=[];class E_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=En(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function L_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function P_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=P_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){L_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:L_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=P_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:P_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},Y_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Yc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Aa(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Av=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Ev=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return En(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Lv=Ub([Mv,Bv]),Pv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Pv,pn(([e])=>{const t=En(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=En(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const i=Tn(s).toVar(),n=Tn(r).toVar(),a=Tn(t).toVar(),o=Tn(e).toVar(),u=_n(_n(4)).toVar(),l=_n().toVar(),d=_n().toVar(),c=_n().toVar();return l.assign(d.assign(c.assign(_n(Tn(3735928559)).add(u.shiftLeft(_n(2))).add(_n(13))))),l.addAssign(_n(o)),d.addAssign(_n(a)),c.addAssign(_n(n)),Ov(l,d,c),l.addAssign(_n(i)),Vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),pn(([e,t,r,s,i])=>{const n=Tn(i).toVar(),a=Tn(s).toVar(),o=Tn(r).toVar(),u=Tn(t).toVar(),l=Tn(e).toVar(),d=_n(_n(5)).toVar(),c=_n().toVar(),h=_n().toVar(),p=_n().toVar();return c.assign(h.assign(p.assign(_n(Tn(3735928559)).add(d.shiftLeft(_n(2))).add(_n(13))))),c.addAssign(_n(l)),h.addAssign(_n(u)),p.addAssign(_n(o)),Ov(c,h,p),c.addAssign(_n(a)),h.addAssign(_n(n)),Vv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),$v=Ub([pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(zv(s,r)).toVar(),n=Cn().toVar();return n.x.assign(i.bitAnd(Tn(255))),n.y.assign(i.shiftRight(Tn(8)).bitAnd(Tn(255))),n.z.assign(i.shiftRight(Tn(16)).bitAnd(Tn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(zv(n,i,s)).toVar(),o=Cn().toVar();return o.x.assign(a.bitAnd(Tn(255))),o.y.assign(a.shiftRight(Tn(8)).bitAnd(Tn(255))),o.z.assign(a.shiftRight(Tn(16)).bitAnd(Tn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Wv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=xn(Rv(Cv(zv(r,s),i,n),Cv(zv(r.add(Tn(1)),s),i.sub(1),n),Cv(zv(r,s.add(Tn(1))),i,n.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=xn(Av(Cv(zv(r,s,i),n,a,o),Cv(zv(r.add(Tn(1)),s,i),n.sub(1),a,o),Cv(zv(r,s.add(Tn(1)),i),n,a.sub(1),o),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Cv(zv(r,s,i.add(Tn(1))),n,a,o.sub(1)),Cv(zv(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Cv(zv(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Hv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),qv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return kv(zv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return kv(zv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return kv(zv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return kv(zv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),jv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return En(kv(zv(r,Tn(0))),kv(zv(r,Tn(1))),kv(zv(r,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return En(kv(zv(r,s,Tn(0))),kv(zv(r,s,Tn(1))),kv(zv(r,s,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(kv(zv(r,s,i,Tn(0))),kv(zv(r,s,i,Tn(1))),kv(zv(r,s,i,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return En(kv(zv(r,s,i,n,Tn(0))),kv(zv(r,s,i,n,Tn(1))),kv(zv(r,s,i,n,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Xv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=xn(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Hv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i)).toVar();return Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=En(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const l=Tn(u).toVar(),d=xn(o).toVar(),c=Tn(a).toVar(),h=Tn(n).toVar(),p=Tn(i).toVar(),g=Tn(s).toVar(),m=Tn(r).toVar(),f=Tn(t).toVar(),y=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(x.sub(y)).toVar();return fn(l.equal(Tn(2)),()=>ko(T.x).add(ko(T.y)).add(ko(T.z))),fn(l.equal(Tn(3)),()=>tu(ko(T.x),ko(T.y),ko(T.z))),au(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(eu(d,n))})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),sN=Ub([eN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),iN=Ub([tN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),nN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(s).toVar(),m=xn(i).toVar(),f=xn(n).toVar(),y=xn(a).toVar(),b=vn(o).toVar(),x=Tn(u).toVar(),T=xn(l).toVar(),_=xn(d).toVar(),v=h.mul(p).add(g),N=xn(0).toVar();return fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Yv(En(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),aN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=En(t).toVar(),p=En(r).toVar(),g=En(s).toVar(),m=xn(i).toVar(),f=xn(n).toVar(),y=xn(a).toVar(),b=vn(o).toVar(),x=Tn(u).toVar(),T=xn(l).toVar(),_=xn(d).toVar(),v=h.mul(p).add(g),N=xn(0).toVar();return fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Yv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),oN=pn(([e])=>{const t=e.y,r=e.z,s=En().toVar();return fn(t.lessThan(1e-4),()=>{s.assign(En(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(So(i)).mul(6).toVar();const n=Tn(Yo(i)),a=i.sub(xn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());fn(n.equal(Tn(0)),()=>{s.assign(En(r,l,o))}).ElseIf(n.equal(Tn(1)),()=>{s.assign(En(u,r,o))}).ElseIf(n.equal(Tn(2)),()=>{s.assign(En(o,r,l))}).ElseIf(n.equal(Tn(3)),()=>{s.assign(En(o,u,r))}).ElseIf(n.equal(Tn(4)),()=>{s.assign(En(l,o,r))}).Else(()=>{s.assign(En(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),uN=pn(([e])=>{const t=En(e).toVar(),r=xn(t.x).toVar(),s=xn(t.y).toVar(),i=xn(t.z).toVar(),n=xn(eu(r,eu(s,i))).toVar(),a=xn(tu(r,tu(s,i))).toVar(),o=xn(a.sub(n)).toVar(),u=xn().toVar(),l=xn().toVar(),d=xn().toVar();return 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x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=P,b.depthTest=!1,b.depthWrite=!1,b.allowOverride=!1,b.fog=!1,b.lights=!1,b.vertexNode=y,b.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new oe(new ft(1,32,32),b),d.frustumCulled=!1,d.name="Background.mesh",i.addEventListener("dispose",x)}const c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Bn(l).mul(wx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?fN.set(0,0,0,1):"alpha-blend"===a&&fN.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=fN.r,T.g=fN.g,T.b=fN.b,T.a=fN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let bN=0;class xN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=bN++}}class TN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new xN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class _N{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class vN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class NN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class SN extends NN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class RN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let AN=0;class EN{constructor(e=null){this.id=AN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class wN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class CN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class MN extends CN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class BN extends CN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class LN extends CN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class PN extends CN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class FN extends CN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class UN extends CN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class DN extends CN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class IN extends CN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class ON extends MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class kN extends LN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class GN extends PN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class zN extends FN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class $N extends UN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class WN extends DN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class HN extends IN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let qN=0;const jN=new WeakMap,XN=new WeakMap,YN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),KN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class QN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=tb(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new EN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:qN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===tt&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new ne(e,t,r)}createCubeRenderTarget(e,t){return new wg(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=jN.get(i);void 0===n&&(n=new Map,jN.set(i,n));const a=Gs(r);s=n.get(a),void 0===s&&(s=new xN(e,t),n.set(a,s))}else s=new xN(e,t);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of li)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${KN(n.r)}, ${KN(n.g)}, ${KN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new _N(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=qs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return YN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=tb(this.stack);const e=mn();return this.stacks.push(e),gn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new xT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new EN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=XN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class ZN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class JN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}JN.isNodeFunctionInput=!0;class eS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class tS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class rS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Aa(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class sS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class iS extends sS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class nS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const aS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class oS extends sS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=aS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const uS=new a,lS=new a;let dS=null;class cS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Aa(new r).setGroup(Na),this.halfWidth=Aa(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;lS.identity(),uS.copy(t.matrixWorld),uS.premultiply(r),lS.extractRotation(uS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(lS),this.halfHeight.value.applyMatrix4(lS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(dS.LTC_FLOAT_1),r=Zl(dS.LTC_FLOAT_2)):(t=Zl(dS.LTC_HALF_1),r=Zl(dS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){dS=e}}class hS{parseFunction(){d("Abstract function.")}}class pS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}pS.isNodeFunction=!0;const gS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,mS=/[a-z_0-9]+/gi,fS="#pragma main";class yS extends pS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(fS),r=-1!==t?e.slice(t+12):e,s=r.match(gS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=mS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){xS[0]=e,xS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(xS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&TS.push(t.getCacheKey(!0)),i&&TS.push(i.getCacheKey()),n&&TS.push(n.getCacheKey()),TS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),TS.push(this.renderer.shadowMap.enabled?1:0),TS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(TS),this.callHashCache.set(xS,s),TS.length=0}return xS[0]=null,xS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Pg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(_S).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){_S.value=e}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new ZN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const NS=new ut;class SS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),US.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new LS(u.textureWidth,u.textureHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?P:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=At,e.plane.material.blendDst=At,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new LS(i.framebufferWidth,i.framebufferHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;IS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function GS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function zS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new vS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new ES,this._renderContexts=new Yy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:WS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new SS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:WS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(HS),qS.set(0,0,HS.width,HS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(qS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(qS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new SS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?XS:jS;t.isArrayCamera||(YS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(YS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=HS.width,g.height=HS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(KS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderOutputLayers(r,e),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=KS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=KS.copy(t).floor()}else t=KS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?XS:jS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(YS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,KS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?XS:jS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),KS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(YS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=P;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:QS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=P,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class JS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function eR(e){return e+(Ay-e%Ay)%Ay}class tR extends JS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return eR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class rR extends tR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let sR=0;class iR extends rR{constructor(e,t){super("UniformBuffer_"+sR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return eR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class nR extends rR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=fR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=fR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${bR[s.interpolationType]||s.interpolationType} ${xR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${bR[e.interpolationType]||e.interpolationType} ${xR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=yR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}yR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new cR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new pR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new iR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new oR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let vR=null,NR=null;class SR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return vR=vR||new t,this.renderer.getDrawingBufferSize(vR)}setScissorTest(){}getClearColor(){const e=this.renderer;return NR=NR||new Zy,e.getClearColor(NR),NR.getRGB(NR),NR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let RR,AR,ER=0;class wR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class CR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:ER++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new wR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class MR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;RR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},AR={[At]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let LR,PR,FR,UR=!1;class DR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===UR&&(this._init(),UR=!0)}_init(){const e=this.gl;LR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},PR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Q]:e.LINEAR_MIPMAP_LINEAR},FR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,LR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,LR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,LR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,PR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,PR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,FR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Yr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function IR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class OR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class VR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const kR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class GR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class WR extends SR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new OR(this),this.capabilities=new VR(this),this.attributeUtils=new CR(this),this.textureUtils=new DR(this),this.bufferRenderer=new GR(this),this.state=new MR(this),this.utils=new BR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new $R(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;ekR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const HR="point-list",qR="line-list",jR="line-strip",XR="triangle-list",YR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",ZR="equal",JR="less-equal",eA="greater",tA="not-equal",rA="greater-equal",sA="always",iA="store",nA="load",aA="clear",oA="ccw",uA="cw",lA="none",dA="back",cA="uint16",hA="uint32",pA="r8unorm",gA="r8snorm",mA="r8uint",fA="r8sint",yA="r16uint",bA="r16sint",xA="r16float",TA="rg8unorm",_A="rg8snorm",vA="rg8uint",NA="rg8sint",SA="r16unorm",RA="r16snorm",AA="r32uint",EA="r32sint",wA="r32float",CA="rg16uint",MA="rg16sint",BA="rg16float",LA="rgba8unorm",PA="rgba8unorm-srgb",FA="rgba8snorm",UA="rgba8uint",DA="rgba8sint",IA="bgra8unorm",OA="bgra8unorm-srgb",VA="rg16unorm",kA="rg16snorm",GA="rgb9e5ufloat",zA="rgb10a2unorm",$A="rg11b10ufloat",WA="rg32uint",HA="rg32sint",qA="rg32float",jA="rgba16uint",XA="rgba16sint",YA="rgba16float",KA="rgba16unorm",QA="rgba16snorm",ZA="rgba32uint",JA="rgba32sint",eE="rgba32float",tE="depth16unorm",rE="depth24plus",sE="depth24plus-stencil8",iE="depth32float",nE="depth32float-stencil8",aE="bc1-rgba-unorm",oE="bc1-rgba-unorm-srgb",uE="bc2-rgba-unorm",lE="bc2-rgba-unorm-srgb",dE="bc3-rgba-unorm",cE="bc3-rgba-unorm-srgb",hE="bc4-r-unorm",pE="bc4-r-snorm",gE="bc5-rg-unorm",mE="bc5-rg-snorm",fE="bc6h-rgb-ufloat",yE="bc6h-rgb-float",bE="bc7-rgba-unorm",xE="bc7-rgba-unorm-srgb",TE="etc2-rgb8unorm",_E="etc2-rgb8unorm-srgb",vE="etc2-rgb8a1unorm",NE="etc2-rgb8a1unorm-srgb",SE="etc2-rgba8unorm",RE="etc2-rgba8unorm-srgb",AE="eac-r11unorm",EE="eac-r11snorm",wE="eac-rg11unorm",CE="eac-rg11snorm",ME="astc-4x4-unorm",BE="astc-4x4-unorm-srgb",LE="astc-5x4-unorm",PE="astc-5x4-unorm-srgb",FE="astc-5x5-unorm",UE="astc-5x5-unorm-srgb",DE="astc-6x5-unorm",IE="astc-6x5-unorm-srgb",OE="astc-6x6-unorm",VE="astc-6x6-unorm-srgb",kE="astc-8x5-unorm",GE="astc-8x5-unorm-srgb",zE="astc-8x6-unorm",$E="astc-8x6-unorm-srgb",WE="astc-8x8-unorm",HE="astc-8x8-unorm-srgb",qE="astc-10x5-unorm",jE="astc-10x5-unorm-srgb",XE="astc-10x6-unorm",YE="astc-10x6-unorm-srgb",KE="astc-10x8-unorm",QE="astc-10x8-unorm-srgb",ZE="astc-10x10-unorm",JE="astc-10x10-unorm-srgb",ew="astc-12x10-unorm",tw="astc-12x10-unorm-srgb",rw="astc-12x12-unorm",sw="astc-12x12-unorm-srgb",iw="clamp-to-edge",nw="repeat",aw="mirror-repeat",ow="linear",uw="nearest",lw="zero",dw="one",cw="src",hw="one-minus-src",pw="src-alpha",gw="one-minus-src-alpha",mw="dst",fw="one-minus-dst",yw="dst-alpha",bw="one-minus-dst-alpha",xw="src-alpha-saturated",Tw="constant",_w="one-minus-constant",vw="add",Nw="subtract",Sw="reverse-subtract",Rw="min",Aw="max",Ew=0,ww=15,Cw="keep",Mw="zero",Bw="replace",Lw="invert",Pw="increment-clamp",Fw="decrement-clamp",Uw="increment-wrap",Dw="decrement-wrap",Iw="storage",Ow="read-only-storage",Vw="write-only",kw="read-only",Gw="read-write",zw="non-filtering",$w="comparison",Ww="float",Hw="unfilterable-float",qw="depth",jw="sint",Xw="uint",Yw="2d",Kw="3d",Qw="2d",Zw="2d-array",Jw="cube",eC="3d",tC="all",rC="vertex",sC="instance",iC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},nC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class aC extends uR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class oC extends tR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let uC=0;class lC extends oC{constructor(e,t){super("StorageBuffer_"+uC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}const dC=[null];class cC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?nE:sE:!0===this.backend.renderer.reversedDepthBuffer?iE:rE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?HR:e.isLineSegments||e.isMesh&&!0===t.wireframe?qR:e.isLine?jR:e.isMesh?XR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return IA;if(e===Te)return YA;throw new Error("Unsupported output buffer type.")}}function hC(e,t){dC[0]=t,e.queue.submit(dC),dC[0]=null}class pC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class gC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class mC{constructor(){this.label=""}reset(){this.label=""}}class fC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class yC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class bC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class xC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new TC,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class TC{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class _C{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class vC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class NC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const SC=new pC,RC=new gC,AC=new mC,EC=new fC,wC=new bC,CC=new xC,MC=new yC,BC=new _C,LC=new vC,PC=new NC;class FC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:ow}),this.flipYSampler=e.createSampler({minFilter:uw}),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(RC),RC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(RC),RC.reset(),this.transferPipelines={},BC.label="mipmap",BC.code="\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n",this.mipmapShaderModule=e.createShaderModule(BC),BC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(CC.label=`mipmap-${e}-${t}`,CC.vertex={module:this.mipmapShaderModule},CC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},CC.layout="auto",s=this.device.createRenderPipeline(CC),CC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;LC.size.width=i,LC.size.height=n,LC.format=s,LC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(LC);LC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(AC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);PC.dimension=t.textureBindingViewDimension||"2d-array",PC.mipLevelCount=1;const o=t.createView(PC);PC.reset(),SC.layout=a,SC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(SC);SC.reset(),PC.dimension="2d",PC.mipLevelCount=1,PC.baseArrayLayer=i,PC.arrayLayerCount=1;const d=s.createView(PC);PC.reset(),MC.view=d,MC.loadOp=aA,MC.storeOp=iA,wC.colorAttachments.push(MC);const c=l.beginRenderPass(wC);wC.reset(),MC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),hC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(AC.label="mipmapEncoder",i=this.device.createCommandEncoder(AC),AC.reset()),this._mipmapRunBundles(i,s),null===t&&hC(this.device,i.finish()),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;$C.source=e,$C.flipY=i,WC.texture=t,WC.mipLevel=a,WC.origin.z=s,WC.premultipliedAlpha=n,qC.width=u,qC.height=l;try{o.queue.copyExternalImageToTexture($C,WC,qC)}catch(e){}finally{$C.reset(),WC.reset(),qC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new FC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;kC.texture=t,kC.mipLevel=a,kC.origin.z=s,zC.offset=e.width*e.height*l*n,zC.bytesPerRow=d,qC.width=e.width,qC.height=e.height,o.queue.writeTexture(kC,u,zC,qC),kC.reset(),zC.reset(),qC.reset(),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,JC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,eM={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class tM extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(ZC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=JC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class rM extends hS{parseFunction(e){return new tM(e)}}const sM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},iM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},nM={vertex:YR.VERTEX,fragment:YR.FRAGMENT,compute:YR.COMPUTE},aM={instance:!0,swizzleAssign:!1,storageBuffer:!0},oM={"^^":"tsl_xor"},uM={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},lM={},dM={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},cM={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let hM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(hM+="diagnostic( off, derivative_uniformity );\n");class pM extends QN{constructor(e,t){super(e,t,new rM),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${iM[e.wrapS]}S_${iM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=lM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(dM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(dM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(dM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",lM[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=oM[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return sM[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new pR(i.name,i.node,o,n):new cR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new hR(i.name,i.node,o,n):"texture3D"===t&&(s=new pR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(nM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new aC(`${i.name}_sampler`,i.node,o);e.setVisibility(nM[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?iR:lC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|nM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new oR(u,o),e.setVisibility(YR.VERTEX|YR.FRAGMENT|YR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=QC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return uM[e]||e}isAvailable(e){let t=aM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),aM[e]=t),t}_getWGSLMethod(e){return void 0!==dM[e]&&this._include(e),cM[e]}_include(e){const t=dM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${hM}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}const gM=new gC,mM=new mC,fM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&fM.set(Float16Array,["float16"]);const yM=new Map([[xt,["float16"]]]),bM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class xM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else gM.label=`${e.name}_readback`,gM.size=o,gM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(gM),gM.reset();mM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(mM);mM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(hC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=bM.get(s);else{const e=(yM.get(i)||fM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const TM=new pC,_M=new gC,vM=new NC;class NM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class SM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new NM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=tC;let o;o=t.isSampledCubeTexture?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Zw:t.isSampledTexture3D?eC:Qw,vM.aspect=a,vM.dimension=o,vM.mipLevelCount=r,vM.baseMipLevel=s,n=e[i]=e.texture.createView(vM),vM.reset()}}TM.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);TM.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(TM);return TM.reset(),n}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&YR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Iw:e.type=Ow),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?Gw:t===ai.WRITE_ONLY?Vw:kw,s.texture.isArrayTexture?e.viewDimension=Zw:s.texture.is3DTexture&&(e.viewDimension=eC),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Hw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Hw:t.sampleType=qw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=jw:e===S?t.sampleType=Xw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Ww:t.sampleType=Hw)}s.isSampledCubeTexture?t.viewDimension=Jw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Zw:s.isSampledTexture3D&&(t.viewDimension=eC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=$w:t.type=zw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const AM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},EM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},wM=new fC,CM=new xC;class MM{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1,CM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===XR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),CM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=CM.label;if(null===t)h.pipeline=d.createRenderPipeline(CM),CM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(CM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{CM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);wM.label=t,wM.colorFormats=a,wM.depthStencilFormat=n,wM.sampleCount=o;const u=i.createRenderBundleEncoder(wM);return wM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),EM.bindGroupLayouts=a;const d=s.createPipelineLayout(EM);EM.reset(),AM.label=l,AM.compute=i,AM.layout=d,n.pipeline=s.createComputePipeline(AM),AM.reset(),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:vw},r={srcFactor:i,dstFactor:n,operation:vw}};if(e.premultipliedAlpha)switch(s){case tt:i(dw,gw,dw,gw);break;case Qt:i(dw,dw,dw,dw);break;case Kt:i(lw,hw,lw,dw);break;case Yt:i(mw,gw,lw,dw)}else switch(s){case tt:i(pw,gw,dw,gw);break;case Qt:i(pw,dw,dw,dw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case At:t=lw;break;case Ht:t=dw;break;case Wt:t=cw;break;case kt:t=hw;break;case rt:t=pw;break;case st:t=gw;break;case zt:t=mw;break;case Vt:t=fw;break;case Gt:t=yw;break;case Ot:t=bw;break;case $t:t=xw;break;case 211:t=Tw;break;case 212:t=_w;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=sA;break;case rs:t=QR;break;case ts:t=JR;break;case es:t=ZR;break;case Jr:t=rA;break;case Zr:t=eA;break;case Qr:t=tA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Cw;break;case cs:t=Mw;break;case ds:t=Bw;break;case ls:t=Lw;break;case us:t=Pw;break;case os:t=Fw;break;case as:t=Uw;break;case ns:t=Dw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=vw;break;case It:t=Nw;break;case Dt:t=Sw;break;case gs:t=Rw;break;case ps:t=Aw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?cA:hA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?uA:oA,s.cullMode=r.side===F?lA:dA,s}_getColorWriteMask(e){return!0===e.colorWrite?ww:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=sA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=sA;break;case sr:t=QR;break;case rr:t=JR;break;case tr:t=ZR;break;case er:t=rA;break;case Jt:t=eA;break;case Zt:t=tA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class BM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const LM=new gC,PM=new mC,FM=new BM;class UM extends zR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,FM.label=`queryset_global_timestamp_${t}`,FM.type="timestamp",FM.count=this.maxQueries,this.querySet=this.device.createQuerySet(FM),FM.reset();const s=8*this.maxQueries;LM.label=`buffer_timestamp_resolve_${t}`,LM.size=s,LM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(LM),LM.reset(),LM.label=`buffer_timestamp_result_${t}`,LM.size=s,LM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(LM),LM.reset()}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder(PM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(hC(this.device,i),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class DM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const IM={r:0,g:0,b:0,a:1},OM=new gC,VM=new mC,kM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},GM=new BM,zM=new _C,$M=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},WM=new UC,HM=new UC,qM=new NC,jM=new DC;class XM extends SR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new cC(this),this.attributeUtils=new xM(this),this.bindingUtils=new SM(this),this.capabilities=new RM(this),this.pipelineUtils=new MM(this),this.textureUtils=new KC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(iC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(iC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new bC,i.colorAttachments.push(new yC),!0===e.depth||!0===e.stencil){const t=new DM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,GM.label=`occlusionQuerySet_${e.id}`,GM.type="occlusion",GM.count=s,i=r.createQuerySet(GM),GM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:nA}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(OM.size=s,OM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(OM),OM.reset(),this.occludedResolveCache.set(s,i)),OM.size=s,OM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(OM);OM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(hC(this.device,t.encoder.finish()),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),hC(this.device,t.cmdEncoderGPU.finish())}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new WR(e)));super(new t(e),e),this.library=new QM,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class JM extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class eB{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class tB extends eB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class rB extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class sB extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class iB extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.wrapR=_e,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class nB extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class aB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class oB extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class uB extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class lB extends Ls{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new oB;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new uB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Li=["x","y","z","w"],Pi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Li[e],r=Pi[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Li[e]+Li[i],r=Pi[e]+Pi[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Li[e]+Li[i]+Li[n],r=Pi[e]+Pi[i]+Pi[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Li[e]+Li[i]+Li[n]+Li[a],r=Pi[e]+Pi[i]+Pi[n]+Pi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Di=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Oi=function(e,...t){return new e(...on(t))};class Vi extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){if(r){const s=t.layout.inputs;if(ki(r)){const t=r;for(let r=0;r{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}function ki(e){return e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Vi(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Qs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Ui(e,t),on=(e,t=null)=>new Di(e,t),un=(e,t=null,r=null,s=null)=>new Ii(e,t,r,s),ln=(e,...t)=>new Oi(e,...t),dn=(e,t=null,r=null,s={})=>new Ii(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Lo=dn(ao,ao.TAN).setParameterLength(1),Po=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Eo(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Au=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Ao),wi("fract",Eo),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Lo),wi("tanh",Po),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Eu).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Lu=(e,t)=>Mu(e,{nodeName:t});function Pu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Lu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Lu),wi("builtinShadowContext",(e,t,r)=>Pu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Yu extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Aa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Aa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return El(e,t,r,s,i,!0)}wi("remap",El),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Ll=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Pl=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Pl(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Ll(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.gatherNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?null===this.gatherNode?"float":"vec4":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.gatherNode=this.gatherNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Ql(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Qs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Aa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Aa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Aa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraNormalMatrix")}else null===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Ld?Ld=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Ld.array=r,t=Ld.element(Pd).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new L;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Aa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Aa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?En(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===P?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===P?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),En(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(En(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Lc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ec)).once(["NORMAL","VERTEX"])(),Pc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Aa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ec.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Ah(i.xy):s===G?i=Ah(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=En(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ec,dHdxy:t})}}const Lh=un(Bh).setParameterLength(1,2),Ph=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ph.get(e);return void 0===r&&(r=Zc(e,t),Ph.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):En();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Lh(this.getTexture("bump").r,this.getFloat("bumpScale")):Ec;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ec;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Aa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=En(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ap extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ep=un(Ap).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(En(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Kc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Lp=e=>new Bp(e);class Pp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Pp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Aa(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=Y,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Yc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Eo(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Lp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ep(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Ko($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Ll(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=En().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:En(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Qp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Ag extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Qu(Bn(Rh(Ec),e),ie))}}const Eg=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Eg(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=P,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Q&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Lg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Lg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Lg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Pg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Pg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Yg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=En(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ec,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Qg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ec.dot(e).clamp(),l=Ec.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(En(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=En().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Dn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=En(0).toVar();f.addAssign(gm({v1:h,v2:p})),f.addAssign(gm({v1:p,v2:g})),f.addAssign(gm({v1:g,v2:m})),f.addAssign(gm({v1:m,v2:h})),c.assign(En(pm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),fm=pn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=En().toVar();return fn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=En(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(En(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Em=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Yp(),Lm=Qp(),Pm=pn(([e,t,r],{material:s})=>{const i=(s.side===P?Bm:Lm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Pm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Pm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=En(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>En(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=En(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(En(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=En(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ec.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Yn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ec,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(En(m.x,0,m.y),En(0,1,0),En(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ec.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=En(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=En(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=En(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Ao(En(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=En(s).toVar(),l=En(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),En(0,0,1),En(1,0,0)),c=Ao(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Aa(0),n=Aa(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Af,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:P,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),0),t}const Lf=new WeakMap;function Pf(e,t,r){const s=function(e){let t=Lf.get(e);void 0===t&&(t=new WeakMap,Lf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Aa(0),this._height=Aa(0),this._maxMip=Aa(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(En(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ec,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Yn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?En(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?En(this.clearcoatNormalNode):Kh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Pe;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(En(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Qh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(En(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Aa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=P,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ay=16;class Ey extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Ly{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==Y||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Py{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Py{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Py{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0===r.initialized&&r.bindings===t||(void 0!==r.bindings&&this._destroyBindings(r.bindings),this._createBindings(t),r.initialized=!0,r.bindings=t),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.get(e).bindings||this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture,e.textureNode);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture,t.textureNode);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,i[t]=l),l&&(l.isArrayTexture=p),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=p?a.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const g={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ys(i),a=Ks(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Pn;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Ln}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Ab extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Lb=pn(([e,t,r])=>{const s=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Pb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Pb),Ub=e=>(...t)=>Fb(e,...t),Db=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(En(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Yb=new a,Kb=new r(0,0,-1),Qb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Kl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Kl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Kl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(En(e,t),1)):i=Bn(En(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Lx=pn(({texture:e,uv:t})=>{const r=1e-4,s=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Lx({texture:this,uv:e})}}const Fx=un(Px).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Aa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Aa(0),this._cameraFar=Aa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=Y),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=P;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Ao(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(En(0),r),En(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,En(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let AT=null,ET=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Qs(t.value)),i=e.getTypeLength(Qs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),LT=BT("numWorkgroups","uvec3"),PT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Aa("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Aa(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,A_=[];class E_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=En(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function L_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function P_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=P_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){L_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:L_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=P_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:P_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},Y_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Yc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Aa(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Av=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Ev=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return En(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Lv=Ub([Mv,Bv]),Pv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Pv,pn(([e])=>{const t=En(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=En(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const i=Tn(s).toVar(),n=Tn(r).toVar(),a=Tn(t).toVar(),o=Tn(e).toVar(),u=_n(_n(4)).toVar(),l=_n().toVar(),d=_n().toVar(),c=_n().toVar();return l.assign(d.assign(c.assign(_n(Tn(3735928559)).add(u.shiftLeft(_n(2))).add(_n(13))))),l.addAssign(_n(o)),d.addAssign(_n(a)),c.addAssign(_n(n)),Ov(l,d,c),l.addAssign(_n(i)),Vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),pn(([e,t,r,s,i])=>{const n=Tn(i).toVar(),a=Tn(s).toVar(),o=Tn(r).toVar(),u=Tn(t).toVar(),l=Tn(e).toVar(),d=_n(_n(5)).toVar(),c=_n().toVar(),h=_n().toVar(),p=_n().toVar();return c.assign(h.assign(p.assign(_n(Tn(3735928559)).add(d.shiftLeft(_n(2))).add(_n(13))))),c.addAssign(_n(l)),h.addAssign(_n(u)),p.addAssign(_n(o)),Ov(c,h,p),c.addAssign(_n(a)),h.addAssign(_n(n)),Vv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),$v=Ub([pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(zv(s,r)).toVar(),n=Cn().toVar();return n.x.assign(i.bitAnd(Tn(255))),n.y.assign(i.shiftRight(Tn(8)).bitAnd(Tn(255))),n.z.assign(i.shiftRight(Tn(16)).bitAnd(Tn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(zv(n,i,s)).toVar(),o=Cn().toVar();return o.x.assign(a.bitAnd(Tn(255))),o.y.assign(a.shiftRight(Tn(8)).bitAnd(Tn(255))),o.z.assign(a.shiftRight(Tn(16)).bitAnd(Tn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Wv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=xn(Rv(Cv(zv(r,s),i,n),Cv(zv(r.add(Tn(1)),s),i.sub(1),n),Cv(zv(r,s.add(Tn(1))),i,n.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=xn(Av(Cv(zv(r,s,i),n,a,o),Cv(zv(r.add(Tn(1)),s,i),n.sub(1),a,o),Cv(zv(r,s.add(Tn(1)),i),n,a.sub(1),o),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Cv(zv(r,s,i.add(Tn(1))),n,a,o.sub(1)),Cv(zv(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Cv(zv(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Hv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),qv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return kv(zv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return kv(zv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return kv(zv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return kv(zv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),jv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return En(kv(zv(r,Tn(0))),kv(zv(r,Tn(1))),kv(zv(r,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return En(kv(zv(r,s,Tn(0))),kv(zv(r,s,Tn(1))),kv(zv(r,s,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(kv(zv(r,s,i,Tn(0))),kv(zv(r,s,i,Tn(1))),kv(zv(r,s,i,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return En(kv(zv(r,s,i,n,Tn(0))),kv(zv(r,s,i,n,Tn(1))),kv(zv(r,s,i,n,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Xv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=xn(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Hv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i)).toVar();return Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=En(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const l=Tn(u).toVar(),d=xn(o).toVar(),c=Tn(a).toVar(),h=Tn(n).toVar(),p=Tn(i).toVar(),g=Tn(s).toVar(),m=Tn(r).toVar(),f=Tn(t).toVar(),y=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(x.sub(y)).toVar();return fn(l.equal(Tn(2)),()=>ko(T.x).add(ko(T.y)).add(ko(T.z))),fn(l.equal(Tn(3)),()=>tu(ko(T.x),ko(T.y),ko(T.z))),au(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return 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s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of li)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${QN(n.r)}, ${QN(n.g)}, ${QN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new _N(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=qs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return KN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=tb(this.stack);const e=mn();return this.stacks.push(e),gn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=this.renderer.backend;let r=XN.get(t);void 0===r&&(r=new WeakMap,XN.set(t,r));let s=r.get(e);if(void 0===s){s=new xT;const t=this.currentFunctionNode;this.currentFunctionNode=s,s.code=this.buildFunctionCode(e),this.currentFunctionNode=t,r.set(e,s)}return s}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new EN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=YN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class JN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class eS{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}eS.isNodeFunctionInput=!0;class tS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class rS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class sS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Aa(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class iS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class nS extends iS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class aS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const oS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class uS extends iS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=oS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const lS=new a,dS=new a;let cS=null;class hS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Aa(new r).setGroup(Na),this.halfWidth=Aa(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;dS.identity(),lS.copy(t.matrixWorld),lS.premultiply(r),dS.extractRotation(lS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(dS),this.halfHeight.value.applyMatrix4(dS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(cS.LTC_FLOAT_1),r=Zl(cS.LTC_FLOAT_2)):(t=Zl(cS.LTC_HALF_1),r=Zl(cS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){cS=e}}class pS{parseFunction(){d("Abstract function.")}}class gS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}gS.isNodeFunction=!0;const mS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,fS=/[a-z_0-9]+/gi,yS="#pragma main";class bS extends gS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(yS),r=-1!==t?e.slice(t+12):e,s=r.match(mS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=fS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r||t.version!==e.version){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r,t.version=e.version}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){TS[0]=e,TS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(TS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&_S.push(t.getCacheKey(!0)),i&&_S.push(i.getCacheKey()),n&&_S.push(n.getCacheKey()),_S.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),_S.push(this.renderer.shadowMap.enabled?1:0),_S.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(_S),this.callHashCache.set(TS,s),_S.length=0}return TS[0]=null,TS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Pg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(vS).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){vS.value=e}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new JN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const SS=new ut;class RS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),DS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new PS(u.textureWidth,u.textureHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?P:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=At,e.plane.material.blendDst=At,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new PS(i.framebufferWidth,i.framebufferHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;OS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function zS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function $S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new NS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new wS,this._renderContexts=new Yy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:HS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new RS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:HS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(qS),jS.set(0,0,qS.width,qS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(jS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(jS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new RS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?YS:XS;t.isArrayCamera||(KS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(KS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=qS.width,g.height=qS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(QS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderOutputLayers(r,e),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=QS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=QS.copy(t).floor()}else t=QS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?YS:XS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&QS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(KS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,QS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?YS:XS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),QS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(KS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=P;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:ZS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=P,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class eR{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function tR(e){return e+(Ay-e%Ay)%Ay}class rR extends eR{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return tR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class sR extends rR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let iR=0;class nR extends sR{constructor(e,t){super("UniformBuffer_"+iR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return tR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class aR extends sR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=yR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=yR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${xR[s.interpolationType]||s.interpolationType} ${TR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${xR[e.interpolationType]||e.interpolationType} ${TR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=bR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}bR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new pR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new gR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new nR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new uR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let NR=null,SR=null;class RR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return NR=NR||new t,this.renderer.getDrawingBufferSize(NR)}setScissorTest(){}getClearColor(){const e=this.renderer;return SR=SR||new Zy,e.getClearColor(SR),SR.getRGB(SR),SR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let AR,ER,wR=0;class CR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class MR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:wR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new CR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;AR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},ER={[At]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let PR,FR,UR,DR=!1;class IR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===DR&&(this._init(),DR=!0)}_init(){const e=this.gl;PR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},FR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Q]:e.LINEAR_MIPMAP_LINEAR},UR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,PR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,PR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,PR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,FR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,FR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,UR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Yr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function OR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class VR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class kR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const GR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class zR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class HR extends RR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new VR(this),this.capabilities=new kR(this),this.attributeUtils=new MR(this),this.textureUtils=new IR(this),this.bufferRenderer=new zR(this),this.state=new BR(this),this.utils=new LR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new WR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eGR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const qR="point-list",jR="line-list",XR="line-strip",YR="triangle-list",KR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},QR="never",ZR="less",JR="equal",eA="less-equal",tA="greater",rA="not-equal",sA="greater-equal",iA="always",nA="store",aA="load",oA="clear",uA="ccw",lA="cw",dA="none",cA="back",hA="uint16",pA="uint32",gA="r8unorm",mA="r8snorm",fA="r8uint",yA="r8sint",bA="r16uint",xA="r16sint",TA="r16float",_A="rg8unorm",vA="rg8snorm",NA="rg8uint",SA="rg8sint",RA="r16unorm",AA="r16snorm",EA="r32uint",wA="r32sint",CA="r32float",MA="rg16uint",BA="rg16sint",LA="rg16float",PA="rgba8unorm",FA="rgba8unorm-srgb",UA="rgba8snorm",DA="rgba8uint",IA="rgba8sint",OA="bgra8unorm",VA="bgra8unorm-srgb",kA="rg16unorm",GA="rg16snorm",zA="rgb9e5ufloat",$A="rgb10a2unorm",WA="rg11b10ufloat",HA="rg32uint",qA="rg32sint",jA="rg32float",XA="rgba16uint",YA="rgba16sint",KA="rgba16float",QA="rgba16unorm",ZA="rgba16snorm",JA="rgba32uint",eE="rgba32sint",tE="rgba32float",rE="depth16unorm",sE="depth24plus",iE="depth24plus-stencil8",nE="depth32float",aE="depth32float-stencil8",oE="bc1-rgba-unorm",uE="bc1-rgba-unorm-srgb",lE="bc2-rgba-unorm",dE="bc2-rgba-unorm-srgb",cE="bc3-rgba-unorm",hE="bc3-rgba-unorm-srgb",pE="bc4-r-unorm",gE="bc4-r-snorm",mE="bc5-rg-unorm",fE="bc5-rg-snorm",yE="bc6h-rgb-ufloat",bE="bc6h-rgb-float",xE="bc7-rgba-unorm",TE="bc7-rgba-unorm-srgb",_E="etc2-rgb8unorm",vE="etc2-rgb8unorm-srgb",NE="etc2-rgb8a1unorm",SE="etc2-rgb8a1unorm-srgb",RE="etc2-rgba8unorm",AE="etc2-rgba8unorm-srgb",EE="eac-r11unorm",wE="eac-r11snorm",CE="eac-rg11unorm",ME="eac-rg11snorm",BE="astc-4x4-unorm",LE="astc-4x4-unorm-srgb",PE="astc-5x4-unorm",FE="astc-5x4-unorm-srgb",UE="astc-5x5-unorm",DE="astc-5x5-unorm-srgb",IE="astc-6x5-unorm",OE="astc-6x5-unorm-srgb",VE="astc-6x6-unorm",kE="astc-6x6-unorm-srgb",GE="astc-8x5-unorm",zE="astc-8x5-unorm-srgb",$E="astc-8x6-unorm",WE="astc-8x6-unorm-srgb",HE="astc-8x8-unorm",qE="astc-8x8-unorm-srgb",jE="astc-10x5-unorm",XE="astc-10x5-unorm-srgb",YE="astc-10x6-unorm",KE="astc-10x6-unorm-srgb",QE="astc-10x8-unorm",ZE="astc-10x8-unorm-srgb",JE="astc-10x10-unorm",ew="astc-10x10-unorm-srgb",tw="astc-12x10-unorm",rw="astc-12x10-unorm-srgb",sw="astc-12x12-unorm",iw="astc-12x12-unorm-srgb",nw="clamp-to-edge",aw="repeat",ow="mirror-repeat",uw="linear",lw="nearest",dw="zero",cw="one",hw="src",pw="one-minus-src",gw="src-alpha",mw="one-minus-src-alpha",fw="dst",yw="one-minus-dst",bw="dst-alpha",xw="one-minus-dst-alpha",Tw="src-alpha-saturated",_w="constant",vw="one-minus-constant",Nw="add",Sw="subtract",Rw="reverse-subtract",Aw="min",Ew="max",ww=0,Cw=15,Mw="keep",Bw="zero",Lw="replace",Pw="invert",Fw="increment-clamp",Uw="decrement-clamp",Dw="increment-wrap",Iw="decrement-wrap",Ow="storage",Vw="read-only-storage",kw="write-only",Gw="read-only",zw="read-write",$w="non-filtering",Ww="comparison",Hw="float",qw="unfilterable-float",jw="depth",Xw="sint",Yw="uint",Kw="2d",Qw="3d",Zw="2d",Jw="2d-array",eC="cube",tC="3d",rC="all",sC="vertex",iC="instance",nC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},aC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class oC extends lR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class uC extends rR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let lC=0;class dC extends uC{constructor(e,t){super("StorageBuffer_"+lC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}const cC=[null];class hC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?aE:iE:!0===this.backend.renderer.reversedDepthBuffer?nE:sE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?qR:e.isLineSegments||e.isMesh&&!0===t.wireframe?jR:e.isLine?XR:e.isMesh?YR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return OA;if(e===Te)return KA;throw new Error("Unsupported output buffer type.")}}function pC(e,t){cC[0]=t,e.queue.submit(cC),cC[0]=null}class gC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class mC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class fC{constructor(){this.label=""}reset(){this.label=""}}class yC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class bC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class xC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class TC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new _C,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class _C{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class vC{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class NC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class SC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const RC=new gC,AC=new mC,EC=new fC,wC=new yC,CC=new xC,MC=new TC,BC=new bC,LC=new vC,PC=new NC,FC=new SC;class UC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:uw}),this.flipYSampler=e.createSampler({minFilter:lw}),AC.size=4,AC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(AC),AC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),AC.size=4,AC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(AC),AC.reset(),this.transferPipelines={},LC.label="mipmap",LC.code="\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n",this.mipmapShaderModule=e.createShaderModule(LC),LC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(MC.label=`mipmap-${e}-${t}`,MC.vertex={module:this.mipmapShaderModule},MC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},MC.layout="auto",s=this.device.createRenderPipeline(MC),MC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;PC.size.width=i,PC.size.height=n,PC.format=s,PC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(PC);PC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(EC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);FC.dimension=t.textureBindingViewDimension||"2d-array",FC.mipLevelCount=1;const o=t.createView(FC);FC.reset(),RC.layout=a,RC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(RC);RC.reset(),FC.dimension="2d",FC.mipLevelCount=1,FC.baseArrayLayer=i,FC.arrayLayerCount=1;const d=s.createView(FC);FC.reset(),BC.view=d,BC.loadOp=oA,BC.storeOp=nA,CC.colorAttachments.push(BC);const c=l.beginRenderPass(CC);CC.reset(),BC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),pC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(EC.label="mipmapEncoder",i=this.device.createCommandEncoder(EC),EC.reset()),this._mipmapRunBundles(i,s),null===t&&pC(this.device,i.finish()),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;WC.source=e,WC.flipY=i,HC.texture=t,HC.mipLevel=a,HC.origin.z=s,HC.premultipliedAlpha=n,jC.width=u,jC.height=l;try{o.queue.copyExternalImageToTexture(WC,HC,jC)}catch(e){}finally{WC.reset(),HC.reset(),jC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new UC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;GC.texture=t,GC.mipLevel=a,GC.origin.z=s,$C.offset=e.width*e.height*l*n,$C.bytesPerRow=d,jC.width=e.width,jC.height=e.height,o.queue.writeTexture(GC,u,$C,jC),GC.reset(),$C.reset(),jC.reset(),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,eM=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,tM={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class rM extends gS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(JC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=eM.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class sM extends pS{parseFunction(e){return new rM(e)}}const iM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},nM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},aM={vertex:KR.VERTEX,fragment:KR.FRAGMENT,compute:KR.COMPUTE},oM={instance:!0,swizzleAssign:!1,storageBuffer:!0},uM={"^^":"tsl_xor"},lM={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},dM={},cM={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},hM={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let pM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(pM+="diagnostic( off, derivative_uniformity );\n");class gM extends ZN{constructor(e,t){super(e,t,new sM),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${nM[e.wrapS]}S_${nM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=dM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(cM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(cM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(cM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",dM[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=uM[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return iM[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new gR(i.name,i.node,o,n):new hR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new pR(i.name,i.node,o,n):"texture3D"===t&&(s=new gR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(aM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new oC(`${i.name}_sampler`,i.node,o);e.setVisibility(aM[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?nR:dC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|aM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new uR(u,o),e.setVisibility(KR.VERTEX|KR.FRAGMENT|KR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=ZC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return lM[e]||e}isAvailable(e){let t=oM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),oM[e]=t),t}_getWGSLMethod(e){return void 0!==cM[e]&&this._include(e),hM[e]}_include(e){const t=cM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${pM}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}const mM=new mC,fM=new fC,yM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&yM.set(Float16Array,["float16"]);const bM=new Map([[xt,["float16"]]]),xM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class TM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else mM.label=`${e.name}_readback`,mM.size=o,mM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(mM),mM.reset();fM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(fM);fM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(pC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=xM.get(s);else{const e=(bM.get(i)||yM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const _M=new gC,vM=new mC,NM=new SC;class SM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class RM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new SM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=rC;let o;o=t.isSampledCubeTexture?eC:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Jw:t.isSampledTexture3D?tC:Zw,NM.aspect=a,NM.dimension=o,NM.mipLevelCount=r,NM.baseMipLevel=s,n=e[i]=e.texture.createView(NM),NM.reset()}}_M.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);_M.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(_M);return _M.reset(),n}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&KR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Ow:e.type=Vw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?zw:t===ai.WRITE_ONLY?kw:Gw,s.texture.isArrayTexture?e.viewDimension=Jw:s.texture.is3DTexture&&(e.viewDimension=tC),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=qw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=qw:t.sampleType=jw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=Xw:e===S?t.sampleType=Yw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Hw:t.sampleType=qw)}s.isSampledCubeTexture?t.viewDimension=eC:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Jw:s.isSampledTexture3D&&(t.viewDimension=tC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Ww:t.type=$w),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class AM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const EM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},wM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},CM=new yC,MM=new TC;class BM{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1,MM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===YR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),MM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=MM.label;if(null===t)h.pipeline=d.createRenderPipeline(MM),MM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(MM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{MM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);CM.label=t,CM.colorFormats=a,CM.depthStencilFormat=n,CM.sampleCount=o;const u=i.createRenderBundleEncoder(CM);return CM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),wM.bindGroupLayouts=a;const d=s.createPipelineLayout(wM);wM.reset(),EM.label=l,EM.compute=i,EM.layout=d,n.pipeline=s.createComputePipeline(EM),EM.reset(),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:Nw},r={srcFactor:i,dstFactor:n,operation:Nw}};if(e.premultipliedAlpha)switch(s){case tt:i(cw,mw,cw,mw);break;case Qt:i(cw,cw,cw,cw);break;case Kt:i(dw,pw,dw,cw);break;case Yt:i(fw,mw,dw,cw)}else switch(s){case tt:i(gw,mw,cw,mw);break;case Qt:i(gw,cw,cw,cw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case At:t=dw;break;case Ht:t=cw;break;case Wt:t=hw;break;case kt:t=pw;break;case rt:t=gw;break;case st:t=mw;break;case zt:t=fw;break;case Vt:t=yw;break;case Gt:t=bw;break;case Ot:t=xw;break;case $t:t=Tw;break;case 211:t=_w;break;case 212:t=vw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=QR;break;case ss:t=iA;break;case rs:t=ZR;break;case ts:t=eA;break;case es:t=JR;break;case Jr:t=sA;break;case Zr:t=tA;break;case Qr:t=rA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Mw;break;case cs:t=Bw;break;case ds:t=Lw;break;case ls:t=Pw;break;case us:t=Fw;break;case os:t=Uw;break;case as:t=Dw;break;case ns:t=Iw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=Nw;break;case It:t=Sw;break;case Dt:t=Rw;break;case gs:t=Aw;break;case ps:t=Ew;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?hA:pA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?lA:uA,s.cullMode=r.side===F?dA:cA,s}_getColorWriteMask(e){return!0===e.colorWrite?Cw:ww}_getDepthCompare(e){let t;if(!1===e.depthTest)t=iA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=QR;break;case ir:t=iA;break;case sr:t=ZR;break;case rr:t=eA;break;case tr:t=JR;break;case er:t=sA;break;case Jt:t=tA;break;case Zt:t=rA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class LM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const PM=new mC,FM=new fC,UM=new LM;class DM extends $R{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,UM.label=`queryset_global_timestamp_${t}`,UM.type="timestamp",UM.count=this.maxQueries,this.querySet=this.device.createQuerySet(UM),UM.reset();const s=8*this.maxQueries;PM.label=`buffer_timestamp_resolve_${t}`,PM.size=s,PM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(PM),PM.reset(),PM.label=`buffer_timestamp_result_${t}`,PM.size=s,PM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(PM),PM.reset()}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder(FM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(pC(this.device,i),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class IM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const OM={r:0,g:0,b:0,a:1},VM=new mC,kM=new fC,GM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},zM=new LM,$M=new vC,WM=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},HM=new DC,qM=new DC,jM=new SC,XM=new IC;class YM extends RR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new hC(this),this.attributeUtils=new TM(this),this.bindingUtils=new RM(this),this.capabilities=new AM(this),this.pipelineUtils=new BM(this),this.textureUtils=new QC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(nC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(nC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new xC,i.colorAttachments.push(new bC),!0===e.depth||!0===e.stencil){const t=new IM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,zM.label=`occlusionQuerySet_${e.id}`,zM.type="occlusion",zM.count=s,i=r.createQuerySet(zM),zM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:aA}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(VM.size=s,VM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(VM),VM.reset(),this.occludedResolveCache.set(s,i)),VM.size=s,VM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(VM);VM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(pC(this.device,t.encoder.finish()),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),pC(this.device,t.cmdEncoderGPU.finish())}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new HR(e)));super(new t(e),e),this.library=new ZM,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class eB extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class tB{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class rB extends tB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class sB extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class iB extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class nB extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.wrapR=_e,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class aB extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class oB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class uB extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class lB extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class dB extends Ls{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new uB;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new lB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Li=["x","y","z","w"],Pi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Li[e],r=Pi[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Li[e]+Li[i],r=Pi[e]+Pi[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Li[e]+Li[i]+Li[n],r=Pi[e]+Pi[i]+Pi[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Li[e]+Li[i]+Li[n]+Li[a],r=Pi[e]+Pi[i]+Pi[n]+Pi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=new WeakMap,Di=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Ii=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Vi=function(e,...t){return new e(...on(t))};class ki extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){const s=e.renderer.backend;let i=Ui.get(s);void 0===i&&(i=new WeakMap,Ui.set(s,i));let n=i.get(t);void 0===n&&(n=sn(e.buildFunctionNode(t)),i.set(t,n)),e.addInclude(n);const a=r?function(e){let t;an(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=sn(n.call(a))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new ki(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Qs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Di(e,t),on=(e,t=null)=>new Ii(e,t),un=(e,t=null,r=null,s=null)=>new Oi(e,t,r,s),ln=(e,...t)=>new Vi(e,...t),dn=(e,t=null,r=null,s={})=>new Oi(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function pn(e,t=null){const r=new hn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const gn=e=>{Ai=e},mn=()=>Ai,fn=(...e)=>Ai.If(...e);function yn(e){return Ai&&Ai.addToStack(e),e}wi("toStack",yn);const bn=new Ji("color"),xn=new Ji("float",Ki.float),Tn=new Ji("int",Ki.ints),_n=new Ji("uint",Ki.uint),vn=new Ji("bool",Ki.bool),Nn=new Ji("vec2"),Sn=new Ji("ivec2"),Rn=new Ji("uvec2"),An=new Ji("bvec2"),En=new Ji("vec3"),wn=new Ji("ivec3"),Cn=new Ji("uvec3"),Mn=new Ji("bvec3"),Bn=new Ji("vec4"),Ln=new Ji("ivec4"),Pn=new Ji("uvec4"),Fn=new Ji("bvec4"),Un=new Ji("mat2"),Dn=new Ji("mat3"),In=new Ji("mat4");wi("toColor",bn),wi("toFloat",xn),wi("toInt",Tn),wi("toUint",_n),wi("toBool",vn),wi("toVec2",Nn),wi("toIVec2",Sn),wi("toUVec2",Rn),wi("toBVec2",An),wi("toVec3",En),wi("toIVec3",wn),wi("toUVec3",Cn),wi("toBVec3",Mn),wi("toVec4",Bn),wi("toIVec4",Ln),wi("toUVec4",Pn),wi("toBVec4",Fn),wi("toMat2",Un),wi("toMat3",Dn),wi("toMat4",In);const On=un(gi).setParameterLength(2),Vn=(e,t)=>new mi(sn(e),t);wi("element",On),wi("convert",Vn);wi("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Vs),yn(e)));class kn extends pi{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Gs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Gn=(e,t)=>new kn(e,t),zn=(e,t)=>new kn(e,t,!0),$n=ln(kn,"vec4","DiffuseColor"),Wn=ln(kn,"vec3","DiffuseContribution"),Hn=ln(kn,"vec3","EmissiveColor"),qn=ln(kn,"float","Roughness"),jn=ln(kn,"float","Metalness"),Xn=ln(kn,"float","Clearcoat"),Yn=ln(kn,"float","ClearcoatRoughness"),Kn=ln(kn,"vec3","Sheen"),Qn=ln(kn,"float","SheenRoughness"),Zn=ln(kn,"float","Iridescence"),Jn=ln(kn,"float","IridescenceIOR"),ea=ln(kn,"float","IridescenceThickness"),ta=ln(kn,"float","AlphaT"),ra=ln(kn,"float","Anisotropy"),sa=ln(kn,"vec3","AnisotropyT"),ia=ln(kn,"vec3","AnisotropyB"),na=ln(kn,"color","SpecularColor"),aa=ln(kn,"color","SpecularColorBlended"),oa=ln(kn,"float","SpecularF90"),ua=ln(kn,"float","Shininess"),la=ln(kn,"vec4","Output"),da=ln(kn,"float","dashSize"),ca=ln(kn,"float","gapSize"),ha=ln(kn,"float","pointWidth"),pa=ln(kn,"float","IOR"),ga=ln(kn,"float","Transmission"),ma=ln(kn,"float","Thickness"),fa=ln(kn,"float","AttenuationDistance"),ya=ln(kn,"color","AttenuationColor"),ba=ln(kn,"float","Dispersion");class xa extends pi{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1,s=null){super("string"),this.name=e,this.shared=t,this.order=r,this.updateType=s,this.isUniformGroup=!0}update(){this.needsUpdate=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const Ta=(e,t=1,r=null)=>new xa(e,!1,t,r),_a=(e,t=0,r=null)=>new xa(e,!0,t,r),va=_a("frame",0,ii.FRAME),Na=_a("render",0,ii.RENDER),Sa=Ta("object",1,ii.OBJECT);class Ra extends vi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Sa}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Aa=(e,t)=>{const r=tn(t||e);if(r===e&&(e=Zs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Lo=dn(ao,ao.TAN).setParameterLength(1),Po=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Eo(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Au=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Ao),wi("fract",Eo),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Lo),wi("tanh",Po),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Eu).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Lu=(e,t)=>Mu(e,{nodeName:t});function Pu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Lu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Lu),wi("builtinShadowContext",(e,t,r)=>Pu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Yu extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Aa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Aa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return El(e,t,r,s,i,!0)}wi("remap",El),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Ll=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Pl=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Pl(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Ll(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.gatherNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?null===this.gatherNode?"float":"vec4":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.gatherNode=this.gatherNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Ql(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Qs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Aa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Aa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Aa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraNormalMatrix")}else null===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Ld?Ld=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Ld.array=r,t=Ld.element(Pd).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new L;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Aa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Aa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?En(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===P?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===P?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),En(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(En(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Lc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ec)).once(["NORMAL","VERTEX"])(),Pc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Aa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ec.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Ah(i.xy):s===G?i=Ah(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=En(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ec,dHdxy:t})}}const Lh=un(Bh).setParameterLength(1,2),Ph=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ph.get(e);return void 0===r&&(r=Zc(e,t),Ph.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):En();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Lh(this.getTexture("bump").r,this.getFloat("bumpScale")):Ec;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ec;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Aa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=En(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ap extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ep=un(Ap).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(En(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Kc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Lp=e=>new Bp(e);class Pp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Pp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Aa(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=Y,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Yc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Eo(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Lp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ep(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Ko($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Ll(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=En().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:En(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Qp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Ag extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Qu(Bn(Rh(Ec),e),ie))}}const Eg=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Eg(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=P,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Q&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Lg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Lg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Lg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Pg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Pg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Yg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=En(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ec,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Qg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ec.dot(e).clamp(),l=Ec.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(En(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=En().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Dn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=En(0).toVar();f.addAssign(gm({v1:h,v2:p})),f.addAssign(gm({v1:p,v2:g})),f.addAssign(gm({v1:g,v2:m})),f.addAssign(gm({v1:m,v2:h})),c.assign(En(pm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),fm=pn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=En().toVar();return fn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=En(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(En(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Em=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Yp(),Lm=Qp(),Pm=pn(([e,t,r],{material:s})=>{const i=(s.side===P?Bm:Lm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Pm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Pm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=En(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>En(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=En(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(En(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=En(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ec.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Yn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ec,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(En(m.x,0,m.y),En(0,1,0),En(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ec.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=En(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=En(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=En(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Ao(En(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=En(s).toVar(),l=En(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),En(0,0,1),En(1,0,0)),c=Ao(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Aa(0),n=Aa(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Af,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:P,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),0),t}const Lf=new WeakMap;function Pf(e,t,r){const s=function(e){let t=Lf.get(e);void 0===t&&(t=new WeakMap,Lf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Aa(0),this._height=Aa(0),this._maxMip=Aa(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(En(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ec,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Yn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?En(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?En(this.clearcoatNormalNode):Kh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Pe;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(En(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Qh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(En(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Aa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=P,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ay=16;class Ey extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Ly{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==Y||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Py{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Py{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Py{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture,e.textureNode);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture,t.textureNode);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,i[t]=l),l&&(l.isArrayTexture=p),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=p?a.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const g={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ys(i),a=Ks(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Pn;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Ln}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Ab extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Lb=pn(([e,t,r])=>{const s=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Pb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Pb),Ub=e=>(...t)=>Fb(e,...t),Db=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(En(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Yb=new a,Kb=new r(0,0,-1),Qb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Kl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Kl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Kl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(En(e,t),1)):i=Bn(En(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Lx=pn(({texture:e,uv:t})=>{const r=1e-4,s=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Lx({texture:this,uv:e})}}const Fx=un(Px).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Aa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Aa(0),this._cameraFar=Aa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=Y),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=P;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Ao(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(En(0),r),En(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,En(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let AT=null,ET=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Qs(t.value)),i=e.getTypeLength(Qs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),LT=BT("numWorkgroups","uvec3"),PT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Aa("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Aa(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,A_=[];class E_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=En(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function L_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function P_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=P_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){L_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:L_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=P_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:P_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},Y_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Yc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Aa(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Av=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Ev=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return En(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Lv=Ub([Mv,Bv]),Pv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Pv,pn(([e])=>{const t=En(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=En(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const i=Tn(s).toVar(),n=Tn(r).toVar(),a=Tn(t).toVar(),o=Tn(e).toVar(),u=_n(_n(4)).toVar(),l=_n().toVar(),d=_n().toVar(),c=_n().toVar();return l.assign(d.assign(c.assign(_n(Tn(3735928559)).add(u.shiftLeft(_n(2))).add(_n(13))))),l.addAssign(_n(o)),d.addAssign(_n(a)),c.addAssign(_n(n)),Ov(l,d,c),l.addAssign(_n(i)),Vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),pn(([e,t,r,s,i])=>{const n=Tn(i).toVar(),a=Tn(s).toVar(),o=Tn(r).toVar(),u=Tn(t).toVar(),l=Tn(e).toVar(),d=_n(_n(5)).toVar(),c=_n().toVar(),h=_n().toVar(),p=_n().toVar();return c.assign(h.assign(p.assign(_n(Tn(3735928559)).add(d.shiftLeft(_n(2))).add(_n(13))))),c.addAssign(_n(l)),h.addAssign(_n(u)),p.addAssign(_n(o)),Ov(c,h,p),c.addAssign(_n(a)),h.addAssign(_n(n)),Vv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),$v=Ub([pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(zv(s,r)).toVar(),n=Cn().toVar();return n.x.assign(i.bitAnd(Tn(255))),n.y.assign(i.shiftRight(Tn(8)).bitAnd(Tn(255))),n.z.assign(i.shiftRight(Tn(16)).bitAnd(Tn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(zv(n,i,s)).toVar(),o=Cn().toVar();return o.x.assign(a.bitAnd(Tn(255))),o.y.assign(a.shiftRight(Tn(8)).bitAnd(Tn(255))),o.z.assign(a.shiftRight(Tn(16)).bitAnd(Tn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Wv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=xn(Rv(Cv(zv(r,s),i,n),Cv(zv(r.add(Tn(1)),s),i.sub(1),n),Cv(zv(r,s.add(Tn(1))),i,n.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=xn(Av(Cv(zv(r,s,i),n,a,o),Cv(zv(r.add(Tn(1)),s,i),n.sub(1),a,o),Cv(zv(r,s.add(Tn(1)),i),n,a.sub(1),o),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Cv(zv(r,s,i.add(Tn(1))),n,a,o.sub(1)),Cv(zv(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Cv(zv(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Hv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),qv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return kv(zv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return kv(zv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return kv(zv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return kv(zv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),jv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return En(kv(zv(r,Tn(0))),kv(zv(r,Tn(1))),kv(zv(r,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return En(kv(zv(r,s,Tn(0))),kv(zv(r,s,Tn(1))),kv(zv(r,s,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(kv(zv(r,s,i,Tn(0))),kv(zv(r,s,i,Tn(1))),kv(zv(r,s,i,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return En(kv(zv(r,s,i,n,Tn(0))),kv(zv(r,s,i,n,Tn(1))),kv(zv(r,s,i,n,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Xv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=xn(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Hv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i)).toVar();return Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=En(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const l=Tn(u).toVar(),d=xn(o).toVar(),c=Tn(a).toVar(),h=Tn(n).toVar(),p=Tn(i).toVar(),g=Tn(s).toVar(),m=Tn(r).toVar(),f=Tn(t).toVar(),y=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(x.sub(y)).toVar();return fn(l.equal(Tn(2)),()=>ko(T.x).add(ko(T.y)).add(ko(T.z))),fn(l.equal(Tn(3)),()=>tu(ko(T.x),ko(T.y),ko(T.z))),au(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(eu(d,n))})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),sN=Ub([eN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),iN=Ub([tN,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{Fp({start:-1,end:Tn(1),name:"z",condition:"<="},({z:r})=>{const n=xn(Zv(l,e,t,r,a,o,u,i,s)).toVar();fn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),fn(s.equal(Tn(0)),()=>{d.assign(vo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),nN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(s).toVar(),m=xn(i).toVar(),f=xn(n).toVar(),y=xn(a).toVar(),b=vn(o).toVar(),x=Tn(u).toVar(),T=xn(l).toVar(),_=xn(d).toVar(),v=h.mul(p).add(g),N=xn(0).toVar();return fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Yv(En(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),aN=pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=Tn(e).toVar(),h=En(t).toVar(),p=En(r).toVar(),g=En(s).toVar(),m=xn(i).toVar(),f=xn(n).toVar(),y=xn(a).toVar(),b=vn(o).toVar(),x=Tn(u).toVar(),T=xn(l).toVar(),_=xn(d).toVar(),v=h.mul(p).add(g),N=xn(0).toVar();return fn(c.equal(Tn(0)),()=>{N.assign(Hv(v))}),fn(c.equal(Tn(1)),()=>{N.assign(jv(v))}),fn(c.equal(Tn(2)),()=>{N.assign(iN(v,m,Tn(0)))}),fn(c.equal(Tn(3)),()=>{N.assign(Yv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),fn(b,()=>{N.assign(fu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),oN=pn(([e])=>{const t=e.y,r=e.z,s=En().toVar();return fn(t.lessThan(1e-4),()=>{s.assign(En(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(So(i)).mul(6).toVar();const n=Tn(Yo(i)),a=i.sub(xn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());fn(n.equal(Tn(0)),()=>{s.assign(En(r,l,o))}).ElseIf(n.equal(Tn(1)),()=>{s.assign(En(u,r,o))}).ElseIf(n.equal(Tn(2)),()=>{s.assign(En(o,r,l))}).ElseIf(n.equal(Tn(3)),()=>{s.assign(En(o,u,r))}).ElseIf(n.equal(Tn(4)),()=>{s.assign(En(l,o,r))}).Else(()=>{s.assign(En(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),uN=pn(([e])=>{const t=En(e).toVar(),r=xn(t.x).toVar(),s=xn(t.y).toVar(),i=xn(t.z).toVar(),n=xn(eu(r,eu(s,i))).toVar(),a=xn(tu(r,tu(s,i))).toVar(),o=xn(a.sub(n)).toVar(),u=xn().toVar(),l=xn().toVar(),d=xn().toVar();return 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x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=P,b.depthTest=!1,b.depthWrite=!1,b.allowOverride=!1,b.fog=!1,b.lights=!1,b.vertexNode=y,b.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new oe(new ft(1,32,32),b),d.frustumCulled=!1,d.name="Background.mesh",i.addEventListener("dispose",x)}const c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Bn(l).mul(wx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?fN.set(0,0,0,1):"alpha-blend"===a&&fN.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=fN.r,T.g=fN.g,T.b=fN.b,T.a=fN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let bN=0;class xN{constructor(e="",t=[]){this.name=e,this.bindings=t,this.id=bN++}}class TN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new xN(t.name,[]);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class _N{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class vN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class NN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class SN extends NN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class RN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let AN=0;class EN{constructor(e=null){this.id=AN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class wN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class CN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class MN extends CN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class BN extends CN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class LN extends CN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class PN extends CN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class FN extends CN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class UN extends CN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class DN extends CN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class IN extends CN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class ON extends MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class kN extends LN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class GN extends PN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class zN extends FN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class $N extends UN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class WN extends DN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class HN extends IN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let qN=0;const jN=new WeakMap,XN=new WeakMap,YN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),KN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class QN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=tb(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new EN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:qN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===tt&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new ne(e,t,r)}createCubeRenderTarget(e,t){return new wg(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=jN.get(i);void 0===n&&(n=new Map,jN.set(i,n));const a=Gs(r);s=n.get(a),void 0===s&&(s=new xN(e,t),n.set(a,s))}else s=new xN(e,t);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of li)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${KN(n.r)}, ${KN(n.g)}, ${KN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new _N(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=qs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return YN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=tb(this.stack);const e=mn();return this.stacks.push(e),gn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new xT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new EN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=XN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class ZN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class JN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}JN.isNodeFunctionInput=!0;class eS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class tS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class rS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Aa(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class sS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class iS extends sS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class nS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const aS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class oS extends sS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=aS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const uS=new a,lS=new a;let dS=null;class cS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Aa(new r).setGroup(Na),this.halfWidth=Aa(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;lS.identity(),uS.copy(t.matrixWorld),uS.premultiply(r),lS.extractRotation(uS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(lS),this.halfHeight.value.applyMatrix4(lS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(dS.LTC_FLOAT_1),r=Zl(dS.LTC_FLOAT_2)):(t=Zl(dS.LTC_HALF_1),r=Zl(dS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){dS=e}}class hS{parseFunction(){d("Abstract function.")}}class pS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}pS.isNodeFunction=!0;const gS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,mS=/[a-z_0-9]+/gi,fS="#pragma main";class yS extends pS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(fS),r=-1!==t?e.slice(t+12):e,s=r.match(gS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=mS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){xS[0]=e,xS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(xS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&TS.push(t.getCacheKey(!0)),i&&TS.push(i.getCacheKey()),n&&TS.push(n.getCacheKey()),TS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),TS.push(this.renderer.shadowMap.enabled?1:0),TS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(TS),this.callHashCache.set(xS,s),TS.length=0}return xS[0]=null,xS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Pg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(_S).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){_S.value=e}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new ZN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const NS=new ut;class SS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),US.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new LS(u.textureWidth,u.textureHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?P:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=At,e.plane.material.blendDst=At,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new LS(i.framebufferWidth,i.framebufferHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;IS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function GS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function zS(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new vS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new ES,this._renderContexts=new Yy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:WS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new SS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:WS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(HS),qS.set(0,0,HS.width,HS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(qS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(qS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new SS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?XS:jS;t.isArrayCamera||(YS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(YS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=HS.width,g.height=HS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(KS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderOutputLayers(r,e),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=KS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=KS.copy(t).floor()}else t=KS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?XS:jS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&KS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(YS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,KS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?XS:jS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),KS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(YS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=P;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:QS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=P,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class JS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function eR(e){return e+(Ay-e%Ay)%Ay}class tR extends JS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return eR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class rR extends tR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let sR=0;class iR extends rR{constructor(e,t){super("UniformBuffer_"+sR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return eR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class nR extends rR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=fR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=fR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${bR[s.interpolationType]||s.interpolationType} ${xR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${bR[e.interpolationType]||e.interpolationType} ${xR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=yR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}yR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new cR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new pR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new iR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new oR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let vR=null,NR=null;class SR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return vR=vR||new t,this.renderer.getDrawingBufferSize(vR)}setScissorTest(){}getClearColor(){const e=this.renderer;return NR=NR||new Zy,e.getClearColor(NR),NR.getRGB(NR),NR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let RR,AR,ER=0;class wR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class CR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:ER++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new wR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class MR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;RR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},AR={[At]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let LR,PR,FR,UR=!1;class DR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===UR&&(this._init(),UR=!0)}_init(){const e=this.gl;LR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},PR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Q]:e.LINEAR_MIPMAP_LINEAR},FR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,LR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,LR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,LR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,PR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,PR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,FR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Yr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function IR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class OR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class VR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const kR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class GR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class WR extends SR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new OR(this),this.capabilities=new VR(this),this.attributeUtils=new CR(this),this.textureUtils=new DR(this),this.bufferRenderer=new GR(this),this.state=new MR(this),this.utils=new BR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new $R(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;ekR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const HR="point-list",qR="line-list",jR="line-strip",XR="triangle-list",YR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},KR="never",QR="less",ZR="equal",JR="less-equal",eA="greater",tA="not-equal",rA="greater-equal",sA="always",iA="store",nA="load",aA="clear",oA="ccw",uA="cw",lA="none",dA="back",cA="uint16",hA="uint32",pA="r8unorm",gA="r8snorm",mA="r8uint",fA="r8sint",yA="r16uint",bA="r16sint",xA="r16float",TA="rg8unorm",_A="rg8snorm",vA="rg8uint",NA="rg8sint",SA="r16unorm",RA="r16snorm",AA="r32uint",EA="r32sint",wA="r32float",CA="rg16uint",MA="rg16sint",BA="rg16float",LA="rgba8unorm",PA="rgba8unorm-srgb",FA="rgba8snorm",UA="rgba8uint",DA="rgba8sint",IA="bgra8unorm",OA="bgra8unorm-srgb",VA="rg16unorm",kA="rg16snorm",GA="rgb9e5ufloat",zA="rgb10a2unorm",$A="rg11b10ufloat",WA="rg32uint",HA="rg32sint",qA="rg32float",jA="rgba16uint",XA="rgba16sint",YA="rgba16float",KA="rgba16unorm",QA="rgba16snorm",ZA="rgba32uint",JA="rgba32sint",eE="rgba32float",tE="depth16unorm",rE="depth24plus",sE="depth24plus-stencil8",iE="depth32float",nE="depth32float-stencil8",aE="bc1-rgba-unorm",oE="bc1-rgba-unorm-srgb",uE="bc2-rgba-unorm",lE="bc2-rgba-unorm-srgb",dE="bc3-rgba-unorm",cE="bc3-rgba-unorm-srgb",hE="bc4-r-unorm",pE="bc4-r-snorm",gE="bc5-rg-unorm",mE="bc5-rg-snorm",fE="bc6h-rgb-ufloat",yE="bc6h-rgb-float",bE="bc7-rgba-unorm",xE="bc7-rgba-unorm-srgb",TE="etc2-rgb8unorm",_E="etc2-rgb8unorm-srgb",vE="etc2-rgb8a1unorm",NE="etc2-rgb8a1unorm-srgb",SE="etc2-rgba8unorm",RE="etc2-rgba8unorm-srgb",AE="eac-r11unorm",EE="eac-r11snorm",wE="eac-rg11unorm",CE="eac-rg11snorm",ME="astc-4x4-unorm",BE="astc-4x4-unorm-srgb",LE="astc-5x4-unorm",PE="astc-5x4-unorm-srgb",FE="astc-5x5-unorm",UE="astc-5x5-unorm-srgb",DE="astc-6x5-unorm",IE="astc-6x5-unorm-srgb",OE="astc-6x6-unorm",VE="astc-6x6-unorm-srgb",kE="astc-8x5-unorm",GE="astc-8x5-unorm-srgb",zE="astc-8x6-unorm",$E="astc-8x6-unorm-srgb",WE="astc-8x8-unorm",HE="astc-8x8-unorm-srgb",qE="astc-10x5-unorm",jE="astc-10x5-unorm-srgb",XE="astc-10x6-unorm",YE="astc-10x6-unorm-srgb",KE="astc-10x8-unorm",QE="astc-10x8-unorm-srgb",ZE="astc-10x10-unorm",JE="astc-10x10-unorm-srgb",ew="astc-12x10-unorm",tw="astc-12x10-unorm-srgb",rw="astc-12x12-unorm",sw="astc-12x12-unorm-srgb",iw="clamp-to-edge",nw="repeat",aw="mirror-repeat",ow="linear",uw="nearest",lw="zero",dw="one",cw="src",hw="one-minus-src",pw="src-alpha",gw="one-minus-src-alpha",mw="dst",fw="one-minus-dst",yw="dst-alpha",bw="one-minus-dst-alpha",xw="src-alpha-saturated",Tw="constant",_w="one-minus-constant",vw="add",Nw="subtract",Sw="reverse-subtract",Rw="min",Aw="max",Ew=0,ww=15,Cw="keep",Mw="zero",Bw="replace",Lw="invert",Pw="increment-clamp",Fw="decrement-clamp",Uw="increment-wrap",Dw="decrement-wrap",Iw="storage",Ow="read-only-storage",Vw="write-only",kw="read-only",Gw="read-write",zw="non-filtering",$w="comparison",Ww="float",Hw="unfilterable-float",qw="depth",jw="sint",Xw="uint",Yw="2d",Kw="3d",Qw="2d",Zw="2d-array",Jw="cube",eC="3d",tC="all",rC="vertex",sC="instance",iC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},nC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class aC extends uR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class oC extends tR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let uC=0;class lC extends oC{constructor(e,t){super("StorageBuffer_"+uC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}const dC=[null];class cC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?nE:sE:!0===this.backend.renderer.reversedDepthBuffer?iE:rE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?HR:e.isLineSegments||e.isMesh&&!0===t.wireframe?qR:e.isLine?jR:e.isMesh?XR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return IA;if(e===Te)return YA;throw new Error("Unsupported output buffer type.")}}function hC(e,t){dC[0]=t,e.queue.submit(dC),dC[0]=null}class pC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class gC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class mC{constructor(){this.label=""}reset(){this.label=""}}class fC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class yC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class bC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class xC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new TC,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class TC{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class _C{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class vC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class NC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const SC=new pC,RC=new gC,AC=new mC,EC=new fC,wC=new bC,CC=new xC,MC=new yC,BC=new _C,LC=new vC,PC=new NC;class FC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:ow}),this.flipYSampler=e.createSampler({minFilter:uw}),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(RC),RC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),RC.size=4,RC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(RC),RC.reset(),this.transferPipelines={},BC.label="mipmap",BC.code="\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n",this.mipmapShaderModule=e.createShaderModule(BC),BC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(CC.label=`mipmap-${e}-${t}`,CC.vertex={module:this.mipmapShaderModule},CC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},CC.layout="auto",s=this.device.createRenderPipeline(CC),CC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;LC.size.width=i,LC.size.height=n,LC.format=s,LC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(LC);LC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(AC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);PC.dimension=t.textureBindingViewDimension||"2d-array",PC.mipLevelCount=1;const o=t.createView(PC);PC.reset(),SC.layout=a,SC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(SC);SC.reset(),PC.dimension="2d",PC.mipLevelCount=1,PC.baseArrayLayer=i,PC.arrayLayerCount=1;const d=s.createView(PC);PC.reset(),MC.view=d,MC.loadOp=aA,MC.storeOp=iA,wC.colorAttachments.push(MC);const c=l.beginRenderPass(wC);wC.reset(),MC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),hC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(AC.label="mipmapEncoder",i=this.device.createCommandEncoder(AC),AC.reset()),this._mipmapRunBundles(i,s),null===t&&hC(this.device,i.finish()),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;$C.source=e,$C.flipY=i,WC.texture=t,WC.mipLevel=a,WC.origin.z=s,WC.premultipliedAlpha=n,qC.width=u,qC.height=l;try{o.queue.copyExternalImageToTexture($C,WC,qC)}catch(e){}finally{$C.reset(),WC.reset(),qC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new FC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;kC.texture=t,kC.mipLevel=a,kC.origin.z=s,zC.offset=e.width*e.height*l*n,zC.bytesPerRow=d,qC.width=e.width,qC.height=e.height,o.queue.writeTexture(kC,u,zC,qC),kC.reset(),zC.reset(),qC.reset(),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,JC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,eM={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class tM extends pS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(ZC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=JC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class rM extends hS{parseFunction(e){return new tM(e)}}const sM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},iM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},nM={vertex:YR.VERTEX,fragment:YR.FRAGMENT,compute:YR.COMPUTE},aM={instance:!0,swizzleAssign:!1,storageBuffer:!0},oM={"^^":"tsl_xor"},uM={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},lM={},dM={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},cM={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let hM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(hM+="diagnostic( off, derivative_uniformity );\n");class pM extends QN{constructor(e,t){super(e,t,new rM),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${iM[e.wrapS]}S_${iM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=lM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(dM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(dM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(dM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",lM[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=oM[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return sM[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new pR(i.name,i.node,o,n):new cR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new hR(i.name,i.node,o,n):"texture3D"===t&&(s=new pR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(nM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new aC(`${i.name}_sampler`,i.node,o);e.setVisibility(nM[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?iR:lC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|nM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new oR(u,o),e.setVisibility(YR.VERTEX|YR.FRAGMENT|YR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=QC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return uM[e]||e}isAvailable(e){let t=aM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),aM[e]=t),t}_getWGSLMethod(e){return void 0!==dM[e]&&this._include(e),cM[e]}_include(e){const t=dM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${hM}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}const gM=new gC,mM=new mC,fM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&fM.set(Float16Array,["float16"]);const yM=new Map([[xt,["float16"]]]),bM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class xM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else gM.label=`${e.name}_readback`,gM.size=o,gM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(gM),gM.reset();mM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(mM);mM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(hC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=bM.get(s);else{const e=(yM.get(i)||fM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const TM=new pC,_M=new gC,vM=new NC;class NM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class SM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new NM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=tC;let o;o=t.isSampledCubeTexture?Jw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Zw:t.isSampledTexture3D?eC:Qw,vM.aspect=a,vM.dimension=o,vM.mipLevelCount=r,vM.baseMipLevel=s,n=e[i]=e.texture.createView(vM),vM.reset()}}TM.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);TM.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(TM);return TM.reset(),n}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&YR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Iw:e.type=Ow),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?Gw:t===ai.WRITE_ONLY?Vw:kw,s.texture.isArrayTexture?e.viewDimension=Zw:s.texture.is3DTexture&&(e.viewDimension=eC),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Hw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Hw:t.sampleType=qw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=jw:e===S?t.sampleType=Xw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Ww:t.sampleType=Hw)}s.isSampledCubeTexture?t.viewDimension=Jw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Zw:s.isSampledTexture3D&&(t.viewDimension=eC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=$w:t.type=zw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const AM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},EM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},wM=new fC,CM=new xC;class MM{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1,CM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===XR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),CM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=CM.label;if(null===t)h.pipeline=d.createRenderPipeline(CM),CM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(CM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{CM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);wM.label=t,wM.colorFormats=a,wM.depthStencilFormat=n,wM.sampleCount=o;const u=i.createRenderBundleEncoder(wM);return wM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),EM.bindGroupLayouts=a;const d=s.createPipelineLayout(EM);EM.reset(),AM.label=l,AM.compute=i,AM.layout=d,n.pipeline=s.createComputePipeline(AM),AM.reset(),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:vw},r={srcFactor:i,dstFactor:n,operation:vw}};if(e.premultipliedAlpha)switch(s){case tt:i(dw,gw,dw,gw);break;case Qt:i(dw,dw,dw,dw);break;case Kt:i(lw,hw,lw,dw);break;case Yt:i(mw,gw,lw,dw)}else switch(s){case tt:i(pw,gw,dw,gw);break;case Qt:i(pw,dw,dw,dw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case At:t=lw;break;case Ht:t=dw;break;case Wt:t=cw;break;case kt:t=hw;break;case rt:t=pw;break;case st:t=gw;break;case zt:t=mw;break;case Vt:t=fw;break;case Gt:t=yw;break;case Ot:t=bw;break;case $t:t=xw;break;case 211:t=Tw;break;case 212:t=_w;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=KR;break;case ss:t=sA;break;case rs:t=QR;break;case ts:t=JR;break;case es:t=ZR;break;case Jr:t=rA;break;case Zr:t=eA;break;case Qr:t=tA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Cw;break;case cs:t=Mw;break;case ds:t=Bw;break;case ls:t=Lw;break;case us:t=Pw;break;case os:t=Fw;break;case as:t=Uw;break;case ns:t=Dw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=vw;break;case It:t=Nw;break;case Dt:t=Sw;break;case gs:t=Rw;break;case ps:t=Aw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?cA:hA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?uA:oA,s.cullMode=r.side===F?lA:dA,s}_getColorWriteMask(e){return!0===e.colorWrite?ww:Ew}_getDepthCompare(e){let t;if(!1===e.depthTest)t=sA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=KR;break;case ir:t=sA;break;case sr:t=QR;break;case rr:t=JR;break;case tr:t=ZR;break;case er:t=rA;break;case Jt:t=eA;break;case Zt:t=tA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class BM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const LM=new gC,PM=new mC,FM=new BM;class UM extends zR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,FM.label=`queryset_global_timestamp_${t}`,FM.type="timestamp",FM.count=this.maxQueries,this.querySet=this.device.createQuerySet(FM),FM.reset();const s=8*this.maxQueries;LM.label=`buffer_timestamp_resolve_${t}`,LM.size=s,LM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(LM),LM.reset(),LM.label=`buffer_timestamp_result_${t}`,LM.size=s,LM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(LM),LM.reset()}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder(PM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(hC(this.device,i),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class DM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const IM={r:0,g:0,b:0,a:1},OM=new gC,VM=new mC,kM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},GM=new BM,zM=new _C,$M=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},WM=new UC,HM=new UC,qM=new NC,jM=new DC;class XM extends SR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new cC(this),this.attributeUtils=new xM(this),this.bindingUtils=new SM(this),this.capabilities=new RM(this),this.pipelineUtils=new MM(this),this.textureUtils=new KC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(iC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(iC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new bC,i.colorAttachments.push(new yC),!0===e.depth||!0===e.stencil){const t=new DM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,GM.label=`occlusionQuerySet_${e.id}`,GM.type="occlusion",GM.count=s,i=r.createQuerySet(GM),GM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:nA}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(OM.size=s,OM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(OM),OM.reset(),this.occludedResolveCache.set(s,i)),OM.size=s,OM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(OM);OM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(hC(this.device,t.encoder.finish()),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),hC(this.device,t.cmdEncoderGPU.finish())}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new WR(e)));super(new t(e),e),this.library=new QM,this.isWebGPURenderer=!0}}class JM extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class eB{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class tB extends eB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class rB extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class sB extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class iB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class nB extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class aB extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class oB extends Ls{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new nB;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new aB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights(),[]),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getGeometryData(e){let t=Ds.get(e);return void 0===t&&(t={_renderId:-1,_equal:!1,attributes:this.getAttributesData(e.attributes),indexId:e.index?e.index.id:null,indexVersion:e.index?e.index.version:null,drawRange:{start:e.drawRange.start,count:e.drawRange.count}},Ds.set(e,t)),t}getMaterialData(e){let t=Us.get(e);if(void 0===t){t={_renderId:-1,_equal:!1};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:0}:t[r]=s.clone():t[r]=s)}Us.set(e,t)}return t}equals(e,t,r){const{object:s,material:i,geometry:n}=e,a=this.getRenderObjectData(e);if(!0!==a.worldMatrix.equals(s.matrixWorld))return a.worldMatrix.copy(s.matrixWorld),!1;const o=this.getMaterialData(e.material);if(o._renderId!==r){o._renderId=r;for(const e in o){const t=o[e],r=i[e];if("_renderId"!==e&&"_equal"!==e)if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),o._equal=!1,!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,o._equal=!1,!1}else if(t!==r)return o[e]=r,o._equal=!1,!1}if(o.transmission>0){const{width:t,height:r}=e.context;if(a.bufferWidth!==t||a.bufferHeight!==r)return a.bufferWidth=t,a.bufferHeight=r,o._equal=!1,!1}o._equal=!0}else if(!1===o._equal)return!1;if(a.geometryId!==n.id)return a.geometryId=n.id,!1;const u=this.getGeometryData(e.geometry);if(u._renderId!==r){u._renderId=r;const e=n.attributes,t=u.attributes;let s=0,i=0;for(const t in e)s++;for(const r in t){i++;const s=t[r],n=e[r];if(void 0===n)return delete t[r],u._equal=!1,!1;if(s.id!==n.id||s.version!==n.version)return s.id=n.id,s.version=n.version,u._equal=!1,!1}if(i!==s)return u.attributes=this.getAttributesData(e),u._equal=!1,!1;const a=n.index,o=u.indexId,l=u.indexVersion,d=a?a.id:null,c=a?a.version:null;if(o!==d||l!==c)return u.indexId=d,u.indexVersion=c,u._equal=!1,!1;if(u.drawRange.start!==n.drawRange.start||u.drawRange.count!==n.drawRange.count)return u.drawRange.start=n.drawRange.start,u.drawRange.count=n.drawRange.count,u._equal=!1,!1;u._equal=!0}else if(!1===u._equal)return!1;if(a.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Os.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function ks(e,t=0){let r=3735928559^t,s=1103547991^t;if(Array.isArray(e))for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Gs=e=>ks(e),zs=e=>ks(e),$s=(...e)=>ks(e),Ws=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Hs=new WeakMap;function qs(e){return Ws.get(e)}function js(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Xs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ys(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Ks(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Vs)}function Qs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Zs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?ti(u[0]):null}function Js(e){let t=Hs.get(e);return void 0===t&&(t={},Hs.set(e,t)),t}function ei(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var ri=Object.freeze({__proto__:null,arrayBufferToBase64:ei,base64ToArrayBuffer:ti,getAlignmentFromType:Ks,getDataFromObject:Js,getLengthFromType:Xs,getMemoryLengthFromType:Ys,getTypeFromLength:qs,getTypedArrayFromType:js,getValueFromType:Zs,getValueType:Qs,hash:$s,hashArray:zs,hashString:Gs});const si={VERTEX:"vertex",FRAGMENT:"fragment"},ii={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ni={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ai={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},oi=["fragment","vertex"],ui=["setup","analyze","generate"],li=[...oi,"compute"],di=["x","y","z","w"],ci={analyze:"setup",generate:"analyze"};let hi=0;class pi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ii.NONE,this.updateBeforeType=ii.NONE,this.updateAfterType=ii.NONE,this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._uuid=null,this._cacheKeyVersion=0,this.id=hi++,this.stackTrace=null,!0===pi.captureStackTrace&&(this.stackTrace=new Vs)}set needsUpdate(e){!0===e&&this.version++}get uuid(){return null===this._uuid&&(this._uuid=l.generateUUID()),this._uuid}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ii.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ii.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ii.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}pi.captureStackTrace=!1;class gi extends pi{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}generateNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class mi extends pi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}generateNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class fi extends pi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class yi extends fi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}generateNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const bi=di.join("");class xi extends pi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(di.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}generateNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===bi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ti extends fi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}generateNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");pi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ai?Ai.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Vs),this;{const t=Ei.get("assign");return this.addToStack(t(...e))}},pi.prototype.toVarIntent=function(){return this},pi.prototype.get=function(e){return new Ri(this,e)};const Mi={};function Bi(e,t,r){Mi[e]=Mi[t]=Mi[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new xi(this,e),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();pi.prototype["set"+s]=pi.prototype["set"+i]=pi.prototype["set"+n]=function(t){const r=Ci(e);return new Ti(this,r,sn(t))},pi.prototype["flip"+s]=pi.prototype["flip"+i]=pi.prototype["flip"+n]=function(){const t=Ci(e);return new _i(this,t)}}const Li=["x","y","z","w"],Pi=["r","g","b","a"],Fi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Li[e],r=Pi[e],s=Fi[e];Bi(t,r,s);for(let i=0;i<4;i++){t=Li[e]+Li[i],r=Pi[e]+Pi[i],s=Fi[e]+Fi[i],Bi(t,r,s);for(let n=0;n<4;n++){t=Li[e]+Li[i]+Li[n],r=Pi[e]+Pi[i]+Pi[n],s=Fi[e]+Fi[i]+Fi[n],Bi(t,r,s);for(let a=0;a<4;a++)t=Li[e]+Li[i]+Li[n]+Li[a],r=Pi[e]+Pi[i]+Pi[n]+Pi[a],s=Fi[e]+Fi[i]+Fi[n]+Fi[a],Bi(t,r,s)}}}for(let e=0;e<32;e++)Mi[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new gi(this,new Si(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(sn(t))}};Object.defineProperties(pi.prototype,Mi);const Ui=function(e,t=null){for(const r in e)e[r]=sn(e[r],t);return e},Di=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Vs),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...on(d(t)))):null!==r?(r=sn(r),n=(...s)=>i(new e(t,...on(d(s)),r))):n=(...r)=>i(new e(t,...on(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Oi=function(e,...t){return new e(...on(t))};class Vi extends pi{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}generateNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){if(r){const s=t.layout.inputs;if(ki(r)){const t=r;for(let r=0;r{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return an(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield sn(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof pi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=sn(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=sn(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}function ki(e){return e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)}class Gi extends pi{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Vi(this,e)}setup(){return this.call()}}const zi=[!1,!0],$i=[0,1,2,3],Wi=[-1,-2],Hi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],qi=new Map;for(const e of zi)qi.set(e,new Si(e));const ji=new Map;for(const e of $i)ji.set(e,new Si(e,"uint"));const Xi=new Map([...ji].map(e=>new Si(e.value,"int")));for(const e of Wi)Xi.set(e,new Si(e,"int"));const Yi=new Map([...Xi].map(e=>new Si(e.value)));for(const e of Hi)Yi.set(e,new Si(e));for(const e of Hi)Yi.set(-e,new Si(-e));const Ki={bool:qi,uint:ji,ints:Xi,float:Yi},Qi=new Map([...qi,...Yi]),Zi=(e,t)=>Qi.has(e)?Qi.get(e):!0===e.isNode?e:new Si(e,t),Ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Vs),new Si(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Zs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return nn(t.get(r[0]));if(1===r.length){const t=Zi(r[0],e);return t.nodeType===e?nn(t):nn(new mi(t,e))}const s=r.map(e=>Zi(e));return nn(new yi(s,e))}};function en(e){return e&&e.isNode&&e.traverse(t=>{t.isConstNode&&(e=t.value)}),Boolean(e)}const tn=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function rn(e,t){return new Gi(e,t)}const sn=(e,t=null)=>function(e,t=null){const r=Qs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?sn(Zi(e,t)):"shader"===r?e.isFn?e:pn(e):e}(e,t),nn=(e,t=null)=>sn(e,t).toVarIntent(),an=(e,t=null)=>new Ui(e,t),on=(e,t=null)=>new Di(e,t),un=(e,t=null,r=null,s=null)=>new Ii(e,t,r,s),ln=(e,...t)=>new Oi(e,...t),dn=(e,t=null,r=null,s={})=>new Ii(e,t,r,{...s,intent:!0});let cn=0;class hn extends pi{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Vs),t=null)),this.shaderNode=new rn(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+cn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}generateNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new Ra(e,r)};class Ea extends fi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}generateNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const wa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ea(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ea(r,s)}return sn(t)};wi("toArray",(e,t)=>wa(Array(t).fill(e)));class Ca extends fi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}generateNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return di.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?on(t):an(t[0]),new Ba(sn(e),t));wi("call",La);const Pa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Fa extends fi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Fa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("&&"===r||"||"===r||"^^"===r)return"bool";if("!"===r){const t=e.getTypeLength(n);return t>1?`bvec${t}`:"bool"}if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r)return s&&e.isVector(a)?e.format(`not( ${u} )`,t):e.format(`( ${r} ${u} )`,a,t);if("~"===r)return e.format(`( ${r} ${u} )`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ua=dn(Fa,"+").setParameterLength(2,1/0).setName("add"),Da=dn(Fa,"-").setParameterLength(2,1/0).setName("sub"),Ia=dn(Fa,"*").setParameterLength(2,1/0).setName("mul"),Oa=dn(Fa,"/").setParameterLength(2,1/0).setName("div"),Va=dn(Fa,"%").setParameterLength(2).setName("mod"),ka=dn(Fa,"==").setParameterLength(2).setName("equal"),Ga=dn(Fa,"!=").setParameterLength(2).setName("notEqual"),za=dn(Fa,"<").setParameterLength(2).setName("lessThan"),$a=dn(Fa,">").setParameterLength(2).setName("greaterThan"),Wa=dn(Fa,"<=").setParameterLength(2).setName("lessThanEqual"),Ha=dn(Fa,">=").setParameterLength(2).setName("greaterThanEqual"),qa=dn(Fa,"&&").setParameterLength(2,1/0).setName("and"),ja=dn(Fa,"||").setParameterLength(2,1/0).setName("or"),Xa=dn(Fa,"!").setParameterLength(1).setName("not"),Ya=dn(Fa,"^^").setParameterLength(2).setName("xor"),Ka=dn(Fa,"&").setParameterLength(2).setName("bitAnd"),Qa=dn(Fa,"~").setParameterLength(1).setName("bitNot"),Za=dn(Fa,"|").setParameterLength(2).setName("bitOr"),Ja=dn(Fa,"^").setParameterLength(2).setName("bitXor"),eo=dn(Fa,"<<").setParameterLength(2).setName("shiftLeft"),to=dn(Fa,">>").setParameterLength(2).setName("shiftRight"),ro=pn(([e])=>(e.addAssign(1),e)),so=pn(([e])=>(e.subAssign(1),e)),io=pn(([e])=>{const t=Tn(e).toConst();return e.addAssign(1),t}),no=pn(([e])=>{const t=Tn(e).toConst();return e.subAssign(1),t});wi("add",Ua),wi("sub",Da),wi("mul",Ia),wi("div",Oa),wi("mod",Va),wi("equal",ka),wi("notEqual",Ga),wi("lessThan",za),wi("greaterThan",$a),wi("lessThanEqual",Wa),wi("greaterThanEqual",Ha),wi("and",qa),wi("or",ja),wi("not",Xa),wi("xor",Ya),wi("bitAnd",Ka),wi("bitNot",Qa),wi("bitOr",Za),wi("bitXor",Ja),wi("shiftLeft",eo),wi("shiftRight",to),wi("incrementBefore",ro),wi("decrementBefore",so),wi("increment",io),wi("decrement",no);class ao extends fi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===ao.MAX||e===ao.MIN)&&arguments.length>3){let i=new ao(e,t,r);for(let t=3;tn&&i>a?t:n>a?r:a>i?s:t}generateNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL||t===ao.ANY?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===ao.ONE_MINUS)i=Da(1,t);else if(s===ao.RECIPROCAL)i=Oa(1,t);else if(s===ao.DIFFERENCE)i=ko(Da(t,r));else if(s===ao.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Bn(En(n),0):s=Bn(En(s),0);const a=Ia(s,n).xyz;i=Ao(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===ao.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==ao.MIN&&r!==ao.MAX?r===ao.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===ao.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==ao.DFDX&&r!==ao.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.SINH="sinh",ao.COS="cos",ao.COSH="cosh",ao.TAN="tan",ao.TANH="tanh",ao.ASIN="asin",ao.ASINH="asinh",ao.ACOS="acos",ao.ACOSH="acosh",ao.ATAN="atan",ao.ATANH="atanh",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.TRANSPOSE="transpose",ao.DETERMINANT="determinant",ao.INVERSE="inverse",ao.EQUALS="equals",ao.MIN="min",ao.MAX="max",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const oo=xn(1e-6),uo=xn(1e6),lo=xn(Math.PI),co=xn(2*Math.PI),ho=xn(2*Math.PI),po=xn(.5*Math.PI),go=dn(ao,ao.ALL).setParameterLength(1),mo=dn(ao,ao.ANY).setParameterLength(1),fo=dn(ao,ao.RADIANS).setParameterLength(1),yo=dn(ao,ao.DEGREES).setParameterLength(1),bo=dn(ao,ao.EXP).setParameterLength(1),xo=dn(ao,ao.EXP2).setParameterLength(1),To=dn(ao,ao.LOG).setParameterLength(1),_o=dn(ao,ao.LOG2).setParameterLength(1),vo=dn(ao,ao.SQRT).setParameterLength(1),No=dn(ao,ao.INVERSE_SQRT).setParameterLength(1),So=dn(ao,ao.FLOOR).setParameterLength(1),Ro=dn(ao,ao.CEIL).setParameterLength(1),Ao=dn(ao,ao.NORMALIZE).setParameterLength(1),Eo=dn(ao,ao.FRACT).setParameterLength(1),wo=dn(ao,ao.SIN).setParameterLength(1),Co=dn(ao,ao.SINH).setParameterLength(1),Mo=dn(ao,ao.COS).setParameterLength(1),Bo=dn(ao,ao.COSH).setParameterLength(1),Lo=dn(ao,ao.TAN).setParameterLength(1),Po=dn(ao,ao.TANH).setParameterLength(1),Fo=dn(ao,ao.ASIN).setParameterLength(1),Uo=dn(ao,ao.ASINH).setParameterLength(1),Do=dn(ao,ao.ACOS).setParameterLength(1),Io=dn(ao,ao.ACOSH).setParameterLength(1),Oo=dn(ao,ao.ATAN).setParameterLength(1,2),Vo=dn(ao,ao.ATANH).setParameterLength(1),ko=dn(ao,ao.ABS).setParameterLength(1),Go=dn(ao,ao.SIGN).setParameterLength(1),zo=dn(ao,ao.LENGTH).setParameterLength(1),$o=dn(ao,ao.NEGATE).setParameterLength(1),Wo=dn(ao,ao.ONE_MINUS).setParameterLength(1),Ho=dn(ao,ao.DFDX).setParameterLength(1),qo=dn(ao,ao.DFDY).setParameterLength(1),jo=dn(ao,ao.ROUND).setParameterLength(1),Xo=dn(ao,ao.RECIPROCAL).setParameterLength(1),Yo=dn(ao,ao.TRUNC).setParameterLength(1),Ko=dn(ao,ao.FWIDTH).setParameterLength(1),Qo=dn(ao,ao.TRANSPOSE).setParameterLength(1),Zo=dn(ao,ao.DETERMINANT).setParameterLength(1),Jo=dn(ao,ao.INVERSE).setParameterLength(1),eu=dn(ao,ao.MIN).setParameterLength(2,1/0),tu=dn(ao,ao.MAX).setParameterLength(2,1/0),ru=dn(ao,ao.STEP).setParameterLength(2),su=dn(ao,ao.REFLECT).setParameterLength(2),iu=dn(ao,ao.DISTANCE).setParameterLength(2),nu=dn(ao,ao.DIFFERENCE).setParameterLength(2),au=dn(ao,ao.DOT).setParameterLength(2),ou=dn(ao,ao.CROSS).setParameterLength(2),uu=dn(ao,ao.POW).setParameterLength(2),lu=e=>Ia(e,e),du=e=>Ia(e,e,e),cu=e=>Ia(e,e,e,e),hu=dn(ao,ao.TRANSFORM_DIRECTION).setParameterLength(2),pu=e=>Ia(Go(e),uu(ko(e),1/3)),gu=e=>au(e,e),mu=dn(ao,ao.MIX).setParameterLength(3),fu=(e,t=0,r=1)=>new ao(ao.CLAMP,sn(e),sn(t),sn(r)),yu=e=>fu(e),bu=dn(ao,ao.REFRACT).setParameterLength(3),xu=dn(ao,ao.SMOOTHSTEP).setParameterLength(3),Tu=dn(ao,ao.FACEFORWARD).setParameterLength(3),_u=pn(([e])=>{const t=au(e.xy,Nn(12.9898,78.233)),r=Va(t,lo);return Eo(wo(r).mul(43758.5453))}),vu=(e,t,r)=>mu(t,r,e),Nu=(e,t,r)=>xu(t,r,e),Su=(e,t)=>ru(t,e),Ru=Tu,Au=No;wi("all",go),wi("any",mo),wi("radians",fo),wi("degrees",yo),wi("exp",bo),wi("exp2",xo),wi("log",To),wi("log2",_o),wi("sqrt",vo),wi("inverseSqrt",No),wi("floor",So),wi("ceil",Ro),wi("normalize",Ao),wi("fract",Eo),wi("sin",wo),wi("sinh",Co),wi("cos",Mo),wi("cosh",Bo),wi("tan",Lo),wi("tanh",Po),wi("asin",Fo),wi("asinh",Uo),wi("acos",Do),wi("acosh",Io),wi("atan",Oo),wi("atanh",Vo),wi("abs",ko),wi("sign",Go),wi("length",zo),wi("lengthSq",gu),wi("negate",$o),wi("oneMinus",Wo),wi("dFdx",Ho),wi("dFdy",qo),wi("round",jo),wi("reciprocal",Xo),wi("trunc",Yo),wi("fwidth",Ko),wi("min",eu),wi("max",tu),wi("step",Su),wi("reflect",su),wi("distance",iu),wi("dot",au),wi("cross",ou),wi("pow",uu),wi("pow2",lu),wi("pow3",du),wi("pow4",cu),wi("transformDirection",hu),wi("mix",vu),wi("clamp",fu),wi("refract",bu),wi("smoothstep",Nu),wi("faceForward",Tu),wi("difference",nu),wi("saturate",yu),wi("cbrt",pu),wi("transpose",Qo),wi("determinant",Zo),wi("inverse",Jo),wi("rand",_u);class Eu extends pi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}generateNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Gn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const wu=un(Eu).setParameterLength(2,3);wi("select",wu);class Cu extends pi{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}generateNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Mu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Cu(r,t)},Bu=e=>Mu(e,{uniformFlow:!0}),Lu=(e,t)=>Mu(e,{nodeName:t});function Pu(e,t,r=null){return Mu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Fu(e,t=null){return Mu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Uu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Lu(e,t)}wi("context",Mu),wi("label",Uu),wi("uniformFlow",Bu),wi("setName",Lu),wi("builtinShadowContext",(e,t,r)=>Pu(t,r,e)),wi("builtinAOContext",(e,t)=>Fu(t,e));class Du extends pi{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}generateNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Iu=un(Du),Ou=(e,t=null)=>Iu(e,t).toStack(),Vu=(e,t=null)=>Iu(e,t,!0).toStack(),ku=e=>Iu(e).setIntent(!0).toStack();wi("toVar",Ou),wi("toConst",Vu),wi("toVarIntent",ku);class Gu extends pi{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}generateNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const zu=(e,t,r=null)=>new Gu(sn(e),t,r);class $u extends pi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=zu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}generateNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=zu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(si.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,si.VERTEX);e.flowNodeFromShaderStage(si.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Wu=un($u).setParameterLength(1,2),Hu=e=>Wu(e);wi("toVarying",Wu),wi("toVertexStage",Hu);const qu=pn(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return mu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),ju=pn(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return mu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Xu="WorkingColorSpace";class Yu extends fi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Xu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Bn(qu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Bn(Dn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Bn(ju(i.rgb),i.a)),i):i}}const Ku=(e,t)=>new Yu(sn(e),Xu,t),Qu=(e,t)=>new Yu(sn(e),t,Xu);wi("workingToColorSpace",Ku),wi("colorSpaceToWorking",Qu);let Zu=class extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Ju extends pi{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ii.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Zu(this,sn(e))}setNodeType(e){const t=Aa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew el(e,t,r);class rl extends fi{static get type(){return"ToneMappingNode"}constructor(e,t=il,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return $s(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Bn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const sl=(e,t,r)=>new rl(e,sn(t),sn(r)),il=tl("toneMappingExposure","float");wi("toneMapping",(e,t,r)=>sl(t,r,e));const nl=new WeakMap;function al(e,t){let r=nl.get(e);return void 0===r&&(r=new b(e,t),nl.set(e,r)),r}class ol extends vi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){let t;if(0===this.bufferStride&&0===this.bufferOffset){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}generateNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?al(s.array,i):al(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.context.nodeName;void 0!==r&&delete e.context.nodeName;const s=e.getBufferAttributeFromNode(this,t,r),i=e.getPropertyName(s);let n=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,n=i;else{let s;r&&(s=r+"Varying");n=Wu(this,s).build(e,t)}return n}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function ul(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Dn(new ol(e,"vec3",9,0).setUsage(i).setInstanced(n),new ol(e,"vec3",9,3).setUsage(i).setInstanced(n),new ol(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?In(new ol(e,"vec4",16,0).setUsage(i).setInstanced(n),new ol(e,"vec4",16,4).setUsage(i).setInstanced(n),new ol(e,"vec4",16,8).setUsage(i).setInstanced(n),new ol(e,"vec4",16,12).setUsage(i).setInstanced(n)):new ol(e,t,r,s).setUsage(i)}const ll=(e,t=null,r=0,s=0)=>ul(e,t,r,s),dl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,f,!0),cl=(e,t=null,r=0,s=0)=>ul(e,t,r,s,x,!0);wi("toAttribute",e=>ll(e.value));class hl extends pi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===hl.VERTEX)s=e.getVertexIndex();else if(r===hl.INSTANCE)s=e.getInstanceIndex();else if(r===hl.DRAW)s=e.getDrawIndex();else if(r===hl.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===hl.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==hl.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Wu(this).build(e,t)}return i}}hl.VERTEX="vertex",hl.INSTANCE="instance",hl.SUBGROUP="subgroup",hl.INVOCATION_LOCAL="invocationLocal",hl.INVOCATION_SUBGROUP="invocationSubgroup",hl.DRAW="draw";const pl=ln(hl,hl.VERTEX),gl=ln(hl,hl.INSTANCE),ml=ln(hl,hl.SUBGROUP),fl=ln(hl,hl.INVOCATION_SUBGROUP),yl=ln(hl,hl.INVOCATION_LOCAL),bl=ln(hl,hl.DRAW);class xl extends pi{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.dispatchSize=null,this.version=1,this.name="",this.updateBeforeType=ii.OBJECT,this.onInitFunction=null,this.countNode=null}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){null!==this.count&&null===this.countNode&&(this.countNode=Aa(this.count,"uint").onObjectUpdate(()=>this.count));const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");if(""!==t&&e.addLineFlowCode(t,this),null!==this.count&&!0===e.allowEarlyReturns){const t=this.countNode.build(e,"uint"),r=gl.build(e,"uint");e.flow.code=`${e.tab}if ( ${r} >= ${t} ) { return; }\n\n${e.flow.code}`}}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const Tl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Vs);for(let e=0;e{const s=Tl(e,r);return"number"==typeof t?s.count=t:s.dispatchSize=t,s};wi("compute",_l),wi("computeKernel",Tl);class vl extends pi{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}generateNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const Nl=e=>new vl(sn(e));function Sl(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),Nl(e).setParent(t)}wi("cache",Sl),wi("isolate",Nl);class Rl extends pi{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}generateNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const Al=un(Rl).setParameterLength(2);wi("bypass",Al);const El=pn(([e,t,r,s=xn(0),i=xn(1),n=vn(!1)])=>{let a=e.sub(t).div(r.sub(t));return en(n)&&(a=a.clamp()),a.mul(i.sub(s)).add(s)});function wl(e,t,r,s=xn(0),i=xn(1)){return El(e,t,r,s,i,!0)}wi("remap",El),wi("remapClamp",wl);class Cl extends pi{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const Ml=un(Cl).setParameterLength(1,2),Bl=e=>(e?wu(e,Ml("discard")):Ml("discard")).toStack();wi("discard",Bl);const Ll=pn(([e])=>Bn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Pl=pn(([e])=>e.a.equal(0).select(Bn(0),Bn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Fl extends fi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;t=Bn(t.rgb,t.a.clamp(0,1)),t=Pl(t);const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t=Ll(t),t}}const Ul=(e,t=null,r=null)=>new Fl(sn(e),t,r);wi("renderOutput",Ul);class Dl extends fi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}generateNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Il=(e,t=null)=>new Dl(sn(e),t).toStack();wi("debug",Il);class Ol extends u{constructor(){super(),this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class Vl extends pi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ii.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}generateNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Ol&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function kl(e,t="",r=null){return(e=sn(e)).before(new Vl(e,t,r))}wi("toInspector",kl);class Gl extends pi{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}generateNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Wu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const zl=(e,t=null)=>new Gl(e,t),$l=(e=0)=>zl("uv"+(e>0?e:""),"vec2");class Wl extends pi{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Hl=un(Wl).setParameterLength(1,2);class ql extends Ra{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ii.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const jl=un(ql).setParameterLength(1);class Xl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Yl=new N;class Kl extends Ra{static get type(){return"TextureNode"}constructor(e=Yl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.gatherNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ii.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}generateNodeType(){return!0===this.value.isDepthTexture?null===this.gatherNode?"float":"vec4":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $l(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Aa(this.value.matrix)),this._matrixUniform.mul(En(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Aa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(Tn(Hl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Xl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=pn(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ii.OBJECT:ii.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(A.TEXTURE_COMPARE))n=this.compareNode;else{const e=r.compareFunction;null===e||e===E||e===w||e===C||e===M?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.gatherNode=this.gatherNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u,l,d){const c=this.value;let h;return h=i?e.generateTextureBias(c,t,r,i,n,l):o?e.generateTextureGrad(c,t,r,o,n,l):u?a?e.generateTextureGatherCompare(c,t,r,a,n,l,d):e.generateTextureGather(c,t,r,u,n,l,d):a?e.generateTextureCompare(c,t,r,a,n,l):!1===this.sampler?e.generateTextureLoad(c,t,r,s,n,l):s?e.generateTextureLevel(c,t,r,s,n,l):e.generateTexture(c,t,r,n,l),h}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=this.getNodeType(e),o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:u,biasNode:l,compareNode:d,compareStepNode:c,depthNode:h,gradNode:p,gatherNode:g,offsetNode:m}=s,f=this.generateUV(e,t),y=u?u.build(e,"float"):null,b=l?l.build(e,"float"):null,x=h?h.build(e,"int"):null,T=d?d.build(e,"float"):null,_=c?c.build(e,"float"):null,v=p?[p[0].build(e,"vec2"),p[1].build(e,"vec2")]:null,N=g?g.build(e,"int"):null,S=m?this.generateOffset(e,m):null,R=this._flipYUniform?this._flipYUniform.build(e,"bool"):null;N&&(a="vec4");let A=x;null===A&&r.isArrayTexture&&!0!==this.isTexture3DNode&&(A="0");const E=e.getVarFromNode(this);o=e.getPropertyName(E);let w=this.generateSnippet(e,i,f,y,b,A,T,v,N,S,R);if(null!==_){const t=r.compareFunction;w=t===C||t===M?ru(Ml(w,a),Ml(_,"float")).build(e,a):ru(Ml(_,"float"),Ml(w,a)).build(e,a)}e.addLineFlowCode(`${o} = ${w}`,this),n.snippet=w,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=Qu(Ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=sn(e),t.referenceNode=this.getBase(),sn(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=sn(e).mul(jl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===B||r.magFilter===B)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),sn(t)}level(e){const t=this.clone();return t.levelNode=sn(e),t.referenceNode=this.getBase(),sn(t)}size(e){return Hl(this,e)}bias(e){const t=this.clone();return t.biasNode=sn(e),t.referenceNode=this.getBase(),sn(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=sn(e),t.referenceNode=this.getBase(),sn(t)}grad(e,t){const r=this.clone();return r.gradNode=[sn(e),sn(t)],r.referenceNode=this.getBase(),sn(r)}gather(e=0){const t=this.clone();return t.gatherNode=sn(e),t.referenceNode=this.getBase(),sn(t)}depth(e){const t=this.clone();return t.depthNode=sn(e),t.referenceNode=this.getBase(),sn(t)}offset(e){const t=this.clone();return t.offsetNode=sn(e),t.referenceNode=this.getBase(),sn(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}const Ql=un(Kl).setParameterLength(1,4).setName("texture"),Zl=(e=Yl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=sn(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Ql(e,t,r,s),i},Jl=(...e)=>Zl(...e).setSampler(!1);class ed extends Ra{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const td=(e,t,r)=>new ed(e,t,r);class rd extends gi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(e),s=this.node.getPaddedType();return e.format(t,s,r)}}class sd extends ed{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Qs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ii.RENDER,this.isArrayBufferNode=!0}generateNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew sd(e,t);class nd extends pi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const ad=un(nd).setParameterLength(1);let od,ud;class ld extends pi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}generateNodeType(){return this.scope===ld.DPR?"float":this.scope===ld.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ii.NONE;return this.scope!==ld.SIZE&&this.scope!==ld.VIEWPORT&&this.scope!==ld.DPR||(e=ii.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ld.VIEWPORT?null!==t?ud.copy(t.viewport):(e.getViewport(ud),ud.multiplyScalar(e.getPixelRatio())):this.scope===ld.DPR?this._output.value=e.getPixelRatio():null!==t?(od.width=t.width,od.height=t.height):e.getDrawingBufferSize(od)}setup(){const e=this.scope;let r=null;return r=e===ld.SIZE?Aa(od||(od=new t)):e===ld.VIEWPORT?Aa(ud||(ud=new s)):e===ld.DPR?Aa(1):Nn(pd.div(hd)),this._output=r,r}generate(e){if(this.scope===ld.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(hd).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ld.COORDINATE="coordinate",ld.VIEWPORT="viewport",ld.SIZE="size",ld.UV="uv",ld.DPR="dpr";const dd=ln(ld,ld.DPR),cd=ln(ld,ld.UV),hd=ln(ld,ld.SIZE),pd=ln(ld,ld.COORDINATE),gd=ln(ld,ld.VIEWPORT),md=gd.zw,fd=pd.sub(gd.xy),yd=fd.div(md),bd=pn(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Vs),hd),"vec2").once()();let xd=null,Td=null,_d=null,vd=null,Nd=null,Sd=null,Rd=null,Ad=null,Ed=null,wd=null,Cd=null,Md=null,Bd=null,Ld=null;const Pd=Aa(0,"uint").setName("u_cameraIndex").setGroup(_a("cameraIndex")).toVarying("v_cameraIndex"),Fd=Aa("float").setName("cameraNear").setGroup(Na).onRenderUpdate(({camera:e})=>e.near),Ud=Aa("float").setName("cameraFar").setGroup(Na).onRenderUpdate(({camera:e})=>e.far),Dd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===Td?Td=id(r).setGroup(Na).setName("cameraProjectionMatrices"):Td.array=r,t=Td.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrix")}else null===xd&&(xd=Aa(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=xd;return t}).once()(),Id=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===vd?vd=id(r).setGroup(Na).setName("cameraProjectionMatricesInverse"):vd.array=r,t=vd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraProjectionMatrixInverse")}else null===_d&&(_d=Aa(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(Na).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=_d;return t}).once()(),Od=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===Sd?Sd=id(r).setGroup(Na).setName("cameraViewMatrices"):Sd.array=r,t=Sd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraViewMatrix")}else null===Nd&&(Nd=Aa(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=Nd;return t}).once()(),Vd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===Ad?Ad=id(r).setGroup(Na).setName("cameraWorldMatrices"):Ad.array=r,t=Ad.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraWorldMatrix")}else null===Rd&&(Rd=Aa(e.matrixWorld).setName("cameraWorldMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=Rd;return t}).once()(),kd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===wd?wd=id(r).setGroup(Na).setName("cameraNormalMatrices"):wd.array=r,t=wd.element(e.isMultiViewCamera?ad("gl_ViewID_OVR"):Pd).toConst("cameraNormalMatrix")}else null===Ed&&(Ed=Aa(e.normalMatrix).setName("cameraNormalMatrix").setGroup(Na).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=Ed;return t}).once()(),Gd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=Cd;return t}).once()(),zd=pn(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===Ld?Ld=id(r,"vec4").setGroup(Na).setName("cameraViewports"):Ld.array=r,t=Ld.element(Pd).toConst("cameraViewport")}else null===Bd&&(Bd=Bn(0,0,hd.x,hd.y).toConst("cameraViewport")),t=Bd;return t}).once()(),$d=new L;class Wd extends pi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ii.OBJECT,this.uniformNode=new Ra(null)}generateNodeType(){const e=this.scope;return e===Wd.WORLD_MATRIX?"mat4":e===Wd.POSITION||e===Wd.VIEW_POSITION||e===Wd.DIRECTION||e===Wd.SCALE?"vec3":e===Wd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Wd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Wd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Wd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Wd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Wd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Wd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),$d.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=$d.radius}}generate(e){const t=this.scope;return t===Wd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Wd.POSITION||t===Wd.VIEW_POSITION||t===Wd.DIRECTION||t===Wd.SCALE?this.uniformNode.nodeType="vec3":t===Wd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Wd.WORLD_MATRIX="worldMatrix",Wd.POSITION="position",Wd.SCALE="scale",Wd.VIEW_POSITION="viewPosition",Wd.DIRECTION="direction",Wd.RADIUS="radius";const Hd=un(Wd,Wd.DIRECTION).setParameterLength(1),qd=un(Wd,Wd.WORLD_MATRIX).setParameterLength(1),jd=un(Wd,Wd.POSITION).setParameterLength(1),Xd=un(Wd,Wd.SCALE).setParameterLength(1),Yd=un(Wd,Wd.VIEW_POSITION).setParameterLength(1),Kd=un(Wd,Wd.RADIUS).setParameterLength(1);class Qd extends Wd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Zd=ln(Qd,Qd.DIRECTION),Jd=ln(Qd,Qd.WORLD_MATRIX),ec=ln(Qd,Qd.POSITION),tc=ln(Qd,Qd.SCALE),rc=ln(Qd,Qd.VIEW_POSITION),sc=ln(Qd,Qd.RADIUS),ic=Aa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),nc=Aa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),ac=pn(e=>e.context.modelViewMatrix||oc).once()().toVar("modelViewMatrix"),oc=Od.mul(Jd),uc=pn(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Aa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),lc=pn(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Aa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),dc=pn(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Bn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),cc=zl("position","vec3"),hc=cc.toVarying("positionLocal"),pc=cc.toVarying("positionPrevious"),gc=pn(e=>Jd.mul(hc).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),mc=pn(()=>hc.transformDirection(Jd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),fc=pn(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Id.mul(dc);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),yc=pn(e=>{let t;return t=e.camera.isOrthographicCamera?En(0,0,1):fc.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class bc extends pi{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===P?"false":e.getFrontFacing()}}const xc=ln(bc),Tc=xn(xc).mul(2).sub(1),_c=pn(([e],{material:t})=>{const r=t.side;return r===P?e=e.mul(-1):r===F&&(e=e.mul(Tc)),e}),vc=zl("normal","vec3"),Nc=pn(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),En(0,1,0)):vc,"vec3").once()().toVar("normalLocal"),Sc=fc.dFdx().cross(fc.dFdy()).normalize().toVar("normalFlat"),Rc=pn(e=>{let t;return t=e.isFlatShading()?Sc:Bc(Nc).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Ac=pn(e=>{let t=Rc.transformDirection(Od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Ec=pn(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Rc,!0!==e.isFlatShading()&&(t=_c(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),wc=Ec.transformDirection(Od).toVar("normalWorld"),Cc=pn(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Ec:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Mc=pn(([e,t=Jd])=>{const r=Dn(t),s=e.div(En(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Bc=pn(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=ic.mul(e);return Od.transformDirection(s)}),Lc=pn(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Ec)).once(["NORMAL","VERTEX"])(),Pc=pn(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),wc)).once(["NORMAL","VERTEX"])(),Fc=pn(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Cc)).once(["NORMAL","VERTEX"])(),Uc=new a,Dc=Aa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),Ic=Aa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),Oc=Aa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?Uc.makeRotationFromEuler(r).transpose():Uc.identity(),Uc}),Vc=yc.negate().reflect(Ec),kc=yc.negate().refract(Ec,Dc),Gc=Vc.transformDirection(Od).toVar("reflectVector"),zc=kc.transformDirection(Od).toVar("reflectVector"),$c=new U;class Wc extends Kl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===D?Gc:e.mapping===I?zc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),En(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?En(t.x,t.y.negate(),t.z):t:(t=Oc.mul(t),e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=En(t.x.negate(),t.yz)),t)}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Hc=un(Wc).setParameterLength(1,4).setName("cubeTexture"),qc=(e=$c,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=sn(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=sn(t)),null!==r&&(i.levelNode=sn(r)),null!==s&&(i.biasNode=sn(s))):i=Hc(e,t,r,s),i};class jc extends gi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}generateNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(e),s=this.getNodeType(e);return e.format(t,r,s)}}class Xc extends pi{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ii.OBJECT}element(e){return new jc(this,sn(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?td(null,e,this.count):Array.isArray(this.getValueFromReference())?id(null,e):"texture"===e?Zl(null):"cubeTexture"===e?qc(null):Aa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}generateNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Xc(e,t,r),Kc=(e,t,r,s)=>new Xc(e,t,s,r);class Qc extends Xc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Zc=(e,t,r=null)=>new Qc(e,t,r),Jc=$l(),eh=fc.dFdx(),th=fc.dFdy(),rh=Jc.dFdx(),sh=Jc.dFdy(),ih=Ec,nh=th.cross(ih),ah=ih.cross(eh),oh=nh.mul(rh.x).add(ah.mul(sh.x)),uh=nh.mul(rh.y).add(ah.mul(sh.y)),lh=oh.dot(oh).max(uh.dot(uh)),dh=lh.equal(0).select(0,lh.inverseSqrt()),ch=oh.mul(dh).toVar("tangentViewFrame"),hh=uh.mul(dh).toVar("bitangentViewFrame"),ph=zl("tangent","vec4"),gh=ph.xyz.toVar("tangentLocal"),mh=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?ac.mul(Bn(gh,0)).xyz.toVarying("v_tangentView").normalize():ch,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),fh=mh.transformDirection(Od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),yh=pn(([e,t],r)=>{let s=e.mul(ph.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),bh=yh(vc.cross(ph),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),xh=yh(Nc.cross(gh),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Th=pn(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?yh(Ec.cross(mh),"v_bitangentView").normalize():hh,!0!==e.isFlatShading()&&(t=_c(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),_h=yh(wc.cross(fh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),vh=Dn(mh,Th,Ec).toVar("TBNViewMatrix"),Nh=yc.mul(vh),Sh=pn(()=>{let e=ia.cross(yc);return e=e.cross(ia).normalize(),e=mu(e,Ec,ra.mul(qn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Rh=e=>sn(e).mul(.5).add(.5),Ah=e=>En(e,vo(yu(xn(1).sub(au(e,e)))));class Eh extends fi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=O,this.unpackNormalMode=V}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===O?s===k?i=Ah(i.xy):s===G?i=Ah(i.yw):s!==V&&o(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==V&&o(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=_c(t)),i=En(i.xy.mul(t),i.z)}let n=null;return t===z?n=Bc(i):t===O?n=vh.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Ec),n}}const wh=un(Eh).setParameterLength(1,2),Ch=pn(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||$l()),forceUVContext:!0}),s=xn(r(e=>e));return Nn(xn(r(e=>e.add(e.dFdx()))).sub(s),xn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Mh=pn(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Tc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Bh extends fi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Ch({textureNode:this.textureNode,bumpScale:e});return Mh({surf_pos:fc,surf_norm:Ec,dHdxy:t})}}const Lh=un(Bh).setParameterLength(1,2),Ph=new Map;class Fh extends pi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Ph.get(e);return void 0===r&&(r=Zc(e,t),Ph.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===Fh.COLOR){const e=void 0!==t.color?this.getColor(r):En();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===Fh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===Fh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:xn(1);else if(r===Fh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===Fh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===Fh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===Fh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===Fh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===Fh.NORMAL)t.normalMap?(s=wh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=$&&t.normalMap.format!=W&&t.normalMap.format!=H||(s.unpackNormalMode=k)):s=t.bumpMap?Lh(this.getTexture("bump").r,this.getFloat("bumpScale")):Ec;else if(r===Fh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===Fh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?wh(this.getTexture(r),this.getCache(r+"Scale","vec2")):Ec;else if(r===Fh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===Fh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===Fh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Un(bp.x,bp.y,bp.y.negate(),bp.x).mul(e.rg.mul(2).sub(Nn(1)).normalize().mul(e.b))}else s=bp;else if(r===Fh.IRIDESCENCE_THICKNESS){const e=Yc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Yc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===Fh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===Fh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===Fh.IOR)s=this.getFloat(r);else if(r===Fh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===Fh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===Fh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):xn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}Fh.ALPHA_TEST="alphaTest",Fh.COLOR="color",Fh.OPACITY="opacity",Fh.SHININESS="shininess",Fh.SPECULAR="specular",Fh.SPECULAR_STRENGTH="specularStrength",Fh.SPECULAR_INTENSITY="specularIntensity",Fh.SPECULAR_COLOR="specularColor",Fh.REFLECTIVITY="reflectivity",Fh.ROUGHNESS="roughness",Fh.METALNESS="metalness",Fh.NORMAL="normal",Fh.CLEARCOAT="clearcoat",Fh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",Fh.CLEARCOAT_NORMAL="clearcoatNormal",Fh.EMISSIVE="emissive",Fh.ROTATION="rotation",Fh.SHEEN="sheen",Fh.SHEEN_ROUGHNESS="sheenRoughness",Fh.ANISOTROPY="anisotropy",Fh.IRIDESCENCE="iridescence",Fh.IRIDESCENCE_IOR="iridescenceIOR",Fh.IRIDESCENCE_THICKNESS="iridescenceThickness",Fh.IOR="ior",Fh.TRANSMISSION="transmission",Fh.THICKNESS="thickness",Fh.ATTENUATION_DISTANCE="attenuationDistance",Fh.ATTENUATION_COLOR="attenuationColor",Fh.LINE_SCALE="scale",Fh.LINE_DASH_SIZE="dashSize",Fh.LINE_GAP_SIZE="gapSize",Fh.LINE_WIDTH="linewidth",Fh.LINE_DASH_OFFSET="dashOffset",Fh.POINT_SIZE="size",Fh.DISPERSION="dispersion",Fh.LIGHT_MAP="light",Fh.AO="ao";const Uh=ln(Fh,Fh.ALPHA_TEST),Dh=ln(Fh,Fh.COLOR),Ih=ln(Fh,Fh.SHININESS),Oh=ln(Fh,Fh.EMISSIVE),Vh=ln(Fh,Fh.OPACITY),kh=ln(Fh,Fh.SPECULAR),Gh=ln(Fh,Fh.SPECULAR_INTENSITY),zh=ln(Fh,Fh.SPECULAR_COLOR),$h=ln(Fh,Fh.SPECULAR_STRENGTH),Wh=ln(Fh,Fh.REFLECTIVITY),Hh=ln(Fh,Fh.ROUGHNESS),qh=ln(Fh,Fh.METALNESS),jh=ln(Fh,Fh.NORMAL),Xh=ln(Fh,Fh.CLEARCOAT),Yh=ln(Fh,Fh.CLEARCOAT_ROUGHNESS),Kh=ln(Fh,Fh.CLEARCOAT_NORMAL),Qh=ln(Fh,Fh.ROTATION),Zh=ln(Fh,Fh.SHEEN),Jh=ln(Fh,Fh.SHEEN_ROUGHNESS),ep=ln(Fh,Fh.ANISOTROPY),tp=ln(Fh,Fh.IRIDESCENCE),rp=ln(Fh,Fh.IRIDESCENCE_IOR),sp=ln(Fh,Fh.IRIDESCENCE_THICKNESS),ip=ln(Fh,Fh.TRANSMISSION),np=ln(Fh,Fh.THICKNESS),ap=ln(Fh,Fh.IOR),op=ln(Fh,Fh.ATTENUATION_DISTANCE),up=ln(Fh,Fh.ATTENUATION_COLOR),lp=ln(Fh,Fh.LINE_SCALE),dp=ln(Fh,Fh.LINE_DASH_SIZE),cp=ln(Fh,Fh.LINE_GAP_SIZE),hp=ln(Fh,Fh.LINE_WIDTH),pp=ln(Fh,Fh.LINE_DASH_OFFSET),gp=ln(Fh,Fh.POINT_SIZE),mp=ln(Fh,Fh.DISPERSION),fp=ln(Fh,Fh.LIGHT_MAP),yp=ln(Fh,Fh.AO),bp=Aa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),xp=pn(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Tp extends gi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const _p=un(Tp).setParameterLength(2);class vp extends ed{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=qs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ai.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){let t;if(0===this.bufferCount){let r=e.globalCache.getData(this.value);void 0===r&&(r={node:this},e.globalCache.setData(this.value,r)),t=r.node.id}else t=this.id;return String(t)}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return _p(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ai.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ll(this.value),this._varying=Wu(this._attribute)),{attribute:this._attribute,varying:this._varying}}generateNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generateNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Np=(e,t=null,r=0)=>new vp(e,t,r);class Sp extends pi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ii.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=Np(s,"vec3",Math.max(s.count,1)).element(gl);else{const e=new q(s.array,3),t=s.usage===x?cl:dl;this.bufferColor=e,r=En(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(hc).xyz;if(hc.assign(n),e.needsPreviousData()&&pc.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Mc(Nc,t);Nc.assign(e)}null!==this.instanceColorNode&&zn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(pc).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=Np(s,"mat4",Math.max(i,1)).element(gl);else{if(16*i*4<=t.getUniformBufferLimit())r=td(s.array,"mat4",Math.max(i,1)).element(gl);else{const t=new j(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?cl:dl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=In(...n)}}return r}}const Rp=un(Sp).setParameterLength(2,3);class Ap extends Sp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const Ep=un(Ap).setParameterLength(1);class wp extends pi{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=gl:this.batchingIdNode=bl);const t=pn(([e])=>{const t=Tn(Hl(Jl(this.batchMesh._indirectTexture),0).x).toConst(),r=Tn(e).mod(t).toConst(),s=Tn(e).div(t).toConst();return Jl(this.batchMesh._indirectTexture,Sn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Tn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Tn(Hl(Jl(s),0).x).toConst(),n=xn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=In(Jl(s,Sn(a,o)),Jl(s,Sn(a.add(1),o)),Jl(s,Sn(a.add(2),o)),Jl(s,Sn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=pn(([e])=>{const t=Tn(Hl(Jl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Jl(l,Sn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);zn("vec3","vBatchColor").assign(t)}const d=Dn(u);hc.assign(u.mul(hc));const c=Nc.div(En(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;Nc.assign(h),e.hasGeometryAttribute("tangent")&&gh.mulAssign(d)}}const Cp=un(wp).setParameterLength(1),Mp=new WeakMap;class Bp extends pi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ii.OBJECT,this.skinIndexNode=zl("skinIndex","uvec4"),this.skinWeightNode=zl("skinWeight","vec4"),this.bindMatrixNode=Yc("bindMatrix","mat4"),this.bindMatrixInverseNode=Yc("bindMatrixInverse","mat4"),this.boneMatricesNode=Kc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=hc,this.toPositionNode=hc,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ua(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=Nc,r=gh){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ua(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Kc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pc)}setup(e){e.needsPreviousData()&&pc.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();Nc.assign(t),e.hasGeometryAttribute("tangent")&&gh.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;Mp.get(t)!==e.frameId&&(Mp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Lp=e=>new Bp(e);class Pp extends pi{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Pp(on(e,"int")).toStack(),Up=()=>Ml("break").toStack(),Dp=new WeakMap,Ip=new s,Op=pn(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=Tn(pl).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Jl(e,Sn(u,o)).depth(i).xyz.mul(t)});class Vp extends pi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Aa(1),this.updateType=ii.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Dp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new X(m,h,p,a);f.type=Y,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=xn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Jl(this.mesh.morphTexture,Sn(Tn(e).add(1),Tn(gl))).r):t.assign(Yc("morphTargetInfluences","float").element(e).toVar()),fn(t.notEqual(0),()=>{!0===s&&hc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(0)})),!0===i&&Nc.addAssign(Op({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:Tn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const kp=un(Vp).setParameterLength(1);class Gp extends pi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class zp extends Gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class $p extends Cu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:En().toVar("directDiffuse"),directSpecular:En().toVar("directSpecular"),indirectDiffuse:En().toVar("indirectDiffuse"),indirectSpecular:En().toVar("indirectSpecular")};return{radiance:En().toVar("radiance"),irradiance:En().toVar("irradiance"),iblIrradiance:En().toVar("iblIrradiance"),ambientOcclusion:xn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Wp=un($p);class Hp extends Gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const qp=new t;class jp extends Kl{static get type(){return"ViewportTextureNode"}constructor(e=cd,t=null,r=null){let s=null;null===r?(s=new K,s.minFilter=Q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ii.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;return this.value=this.getTextureForReference(i),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget(),s=t.getCanvasTarget(),i=r||s;null===i?t.getDrawingBufferSize(qp):i.getDrawingBufferSize?i.getDrawingBufferSize(qp):qp.set(i.width,i.height);const n=this.getTextureForReference(i);n.image.width===qp.width&&n.image.height===qp.height||(n.image.width=qp.width,n.image.height=qp.height,n.needsUpdate=!0);const a=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=a}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Xp=un(jp).setParameterLength(0,3),Yp=un(jp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Kp=Yp(),Qp=(e=cd,t=null)=>Kp.sample(e,t);let Zp=null;class Jp extends jp{static get type(){return"ViewportDepthTextureNode"}constructor(e=cd,t=null,r=null){null===r&&(null===Zp&&(Zp=new Z),r=Zp),super(e,t,r)}}const eg=un(Jp).setParameterLength(0,3);class tg extends pi{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===tg.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===tg.DEPTH_BASE)null!==r&&(s=ug().assign(r));else if(t===tg.DEPTH)s=e.isPerspectiveCamera?ig(fc.z,Fd,Ud):rg(fc.z,Fd,Ud);else if(t===tg.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=ag(r,Fd,Ud);s=rg(e,Fd,Ud)}else s=r;else s=rg(fc.z,Fd,Ud);return s}}tg.DEPTH_BASE="depthBase",tg.DEPTH="depth",tg.LINEAR_DEPTH="linearDepth";const rg=(e,t,r)=>e.add(t).div(t.sub(r)),sg=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),ig=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),ng=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),ag=pn(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),og=(e,t,r)=>{t=t.max(1e-6).toVar();const s=_o(e.negate().div(t)),i=_o(r.div(t));return s.div(i)},ug=un(tg,tg.DEPTH_BASE),lg=ln(tg,tg.DEPTH),dg=un(tg,tg.LINEAR_DEPTH).setParameterLength(0,1),cg=dg(eg());lg.assign=e=>ug(e);class hg extends pi{static get type(){return"ClippingNode"}constructor(e=hg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===hg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===hg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return pn(()=>{const r=xn().toVar("distanceToPlane"),s=xn().toVar("distanceToGradient"),i=xn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=id(t).setGroup(Na);Fp(n,({i:t})=>{const n=e.element(t);r.assign(fc.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(xu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=id(e).setGroup(Na),n=xn(1).toVar("intersectionClipOpacity");Fp(a,({i:e})=>{const i=t.element(e);r.assign(fc.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(xu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}$n.a.mulAssign(i),$n.a.equal(0).discard()})()}setupDefault(e,t){return pn(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=id(t).setGroup(Na);Fp(r,({i:t})=>{const r=e.element(t);fc.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=id(e).setGroup(Na),r=vn(!0).toVar("clipped");Fp(s,({i:e})=>{const s=t.element(e);r.assign(fc.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),pn(()=>{const s=id(e).setGroup(Na),i=ad(t.getClipDistance());Fp(r,({i:e})=>{const t=s.element(e),r=fc.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}hg.ALPHA_TO_COVERAGE="alphaToCoverage",hg.DEFAULT="default",hg.HARDWARE="hardware";const pg=pn(([e])=>Eo(Ia(1e4,wo(Ia(17,e.x).add(Ia(.1,e.y)))).mul(Ua(.1,ko(wo(Ia(13,e.y).add(e.x))))))),gg=pn(([e])=>pg(Nn(pg(e.xy),e.z))),mg=pn(([e])=>{const t=tu(zo(Ho(e.xyz)),zo(qo(e.xyz))),r=xn(1).div(xn(.05).mul(t)).toVar("pixScale"),s=Nn(xo(So(_o(r))),xo(Ro(_o(r)))),i=Nn(gg(So(s.x.mul(e.xyz))),gg(So(s.y.mul(e.xyz)))),n=Eo(_o(r)),a=Ua(Ia(n.oneMinus(),i.x),Ia(n,i.y)),o=eu(n,n.oneMinus()),u=En(a.mul(a).div(Ia(2,o).mul(Da(1,o))),a.sub(Ia(.5,o)).div(Da(1,o)),Da(1,Da(1,a).mul(Da(1,a)).div(Ia(2,o).mul(Da(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return fu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class fg extends Gl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const yg=(e=0)=>new fg(e);class bg extends J{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Gs(t.slice(0,-4)),r.getCacheKey());return this.type+zs(e)}build(e){this.setup(e)}setupObserver(e){return new Is(e)}setup(e){e.context.setupNormal=()=>zu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.setupVertex(e),i=zu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Bn(s,$n.a).max(0);n=this.setupOutput(e,i),la.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&la.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Bn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new hg(hg.ALPHA_TO_COVERAGE):e.stack.addToStack(new hg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new hg(hg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?og(fc.z,Fd,Ud):rg(fc.z,Fd,Ud))}null!==s&&lg.assign(s).toStack()}setupPositionView(){return ac.mul(hc).xyz}setupModelViewProjection(){return Dd.mul(fc)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),xp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&kp(t).toStack(),!0===t.isSkinnedMesh&&Lp(t).toStack(),this.displacementMap){const e=Zc("displacementMap","texture"),t=Zc("displacementScale","float"),r=Zc("displacementBias","float");hc.addAssign(Nc.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Cp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&Ep(t).toStack(),null!==this.positionNode&&hc.assign(zu(this.positionNode,"POSITION","vec3")),hc}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&vn(this.maskNode).not().discard();let s=this.colorNode?Bn(this.colorNode):Dh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(yg())),t.instanceColor){s=zn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=zn("vec3","vBatchColor").mul(s)}$n.assign(s);const i=this.opacityNode?xn(this.opacityNode):Vh;$n.a.assign($n.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?xn(this.alphaTestNode):Uh,!0===this.alphaToCoverage?($n.a=xu(n,n.add(Ko($n.a)),$n.a),$n.a.lessThanEqual(0).discard()):$n.a.lessThanEqual(n).discard()),!0===this.alphaHash&&$n.a.lessThan(mg(hc)).discard(),e.isOpaque()&&$n.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?En(0):$n.rgb}setupNormal(){return this.normalNode?En(this.normalNode):jh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Zc("envMap","cubeTexture"):Zc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Hp(fp)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=yp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new zp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Wp(n,t,r,s)}else null!==r&&(a=En(null!==s?mu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Hn.assign(En(i||Oh)),a=a.add(Hn)),a}setupFog(e,t){const r=e.fogNode;return r&&(la.assign(t),t=Bn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Ll(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=J.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const xg=new ee;class Tg extends bg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(xg),this.setValues(e)}}const _g=new te;class vg extends bg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(_g),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?xn(this.offsetNode):pp,t=this.dashScaleNode?xn(this.dashScaleNode):lp,r=this.dashSizeNode?xn(this.dashSizeNode):dp,s=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(r),ca.assign(s);const i=Wu(zl("lineDistance").mul(t));(e?i.add(e):i).mod(da.add(ca)).greaterThan(da).discard()}}const Ng=new te;class Sg extends bg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(Ng),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=re,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=pn(({start:e,end:t})=>{const r=Dd.element(2).element(2),s=Dd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Bn(mu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=pn(()=>{const e=zl("instanceStart"),t=zl("instanceEnd"),r=Bn(ac.mul(Bn(e,1))).toVar("start"),s=Bn(ac.mul(Bn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?xn(this.dashScaleNode):lp,t=this.offsetNode?xn(this.offsetNode):pp,r=zl("instanceDistanceStart"),s=zl("instanceDistanceEnd");let i=cc.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),zn("float","lineDistance").assign(i)}n&&(zn("vec3","worldStart").assign(r.xyz),zn("vec3","worldEnd").assign(s.xyz));const o=gd.z.div(gd.w),u=Dd.element(2).element(3).equal(-1);fn(u,()=>{fn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=Dd.mul(r),d=Dd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Bn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=mu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=zn("vec4","worldPos");o.assign(cc.y.lessThan(.5).select(r,s));const u=hp.mul(.5);o.addAssign(Bn(cc.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Bn(cc.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Bn(a.mul(u),0)),fn(cc.y.greaterThan(1).or(cc.y.lessThan(0)),()=>{o.subAssign(Bn(a.mul(2).mul(u),0))})),g.assign(Dd.mul(o));const l=En().toVar();l.assign(cc.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Nn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(cc.x.lessThan(0).select(e.negate(),e)),fn(cc.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(cc.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(hp)),e.assign(e.div(gd.w.div(dd))),g.assign(cc.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Bn(e,0,0)))}return g})();const o=pn(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return Nn(h,p)});if(this.colorNode=pn(()=>{const e=$l();if(i){const t=this.dashSizeNode?xn(this.dashSizeNode):dp,r=this.gapSizeNode?xn(this.gapSizeNode):cp;da.assign(t),ca.assign(r);const s=zn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(da.add(ca)).greaterThan(da).discard()}const a=xn(1).toVar("alpha");if(n){const e=zn("vec3","worldStart"),s=zn("vec3","worldEnd"),n=zn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:En(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(hp);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(xu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=xn(s.fwidth()).toVar("dlen");fn(e.y.abs().greaterThan(1),()=>{a.assign(xu(i.oneMinus(),i.add(1),s).oneMinus())})}else fn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=zl("instanceColorStart"),t=zl("instanceColorEnd");u=cc.y.lessThan(.5).select(e,t).mul(Dh)}else u=Dh;return Bn(u,a)})(),this.transparent){const e=this.opacityNode?xn(this.opacityNode):Vh;this.outputNode=Bn(this.colorNode.rgb.mul(e).add(Qp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}copy(e){return super.copy(e),this.vertexColors=e.vertexColors,this.dashOffset=e.dashOffset,this.lineColorNode=e.lineColorNode,this.offsetNode=e.offsetNode,this.dashScaleNode=e.dashScaleNode,this.dashSizeNode=e.dashSizeNode,this.gapSizeNode=e.gapSizeNode,this._useDash=e._useDash,this._useAlphaToCoverage=e._useAlphaToCoverage,this._useWorldUnits=e._useWorldUnits,this}}const Rg=new se;class Ag extends bg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Rg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?xn(this.opacityNode):Vh;$n.assign(Qu(Bn(Rh(Ec),e),ie))}}const Eg=pn(([e=mc])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Nn(t,r)});class wg extends ne{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new U(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ae(5,5,5),n=Eg(mc),a=new bg;a.colorNode=Zl(t,n,0),a.side=P,a.blending=re;const o=new oe(i,a),u=new ue;u.add(o),t.minFilter===Q&&(t.minFilter=le);const l=new de(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.generateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Cg=new WeakMap;class Mg extends fi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=qc(null);const t=new U;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ii.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===ce||r===he){if(Cg.has(e)){const t=Cg.get(e);Lg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new wg(r.height);s.fromEquirectangularTexture(t,e),Lg(s.texture,e.mapping),this._cubeTexture=s.texture,Cg.set(e,s.texture),e.addEventListener("dispose",Bg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Bg(e){const t=e.target;t.removeEventListener("dispose",Bg);const r=Cg.get(t);void 0!==r&&(Cg.delete(t),r.dispose())}function Lg(e,t){t===ce?e.mapping=D:t===he&&(e.mapping=I)}const Pg=un(Mg).setParameterLength(1);class Fg extends Gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Pg(this.envNode)}}class Ug extends Gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=xn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Dg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Ig extends Dg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Bn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Bn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign($n.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case me:s.rgb.assign(mu(s.rgb,s.rgb.mul(i.rgb),$h.mul(Wh)));break;case ge:s.rgb.assign(mu(s.rgb,i.rgb,$h.mul(Wh)));break;case pe:s.rgb.addAssign(i.rgb.mul($h.mul(Wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Og=new fe;class Vg extends bg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Og),this.setValues(e)}setupNormal(){return _c(Rc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ug(fp)),t}setupOutgoingLight(){return $n.rgb}setupLightingModel(){return new Ig}}const kg=pn(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Gg=pn(e=>e.diffuseColor.mul(1/Math.PI)),zg=pn(({dotNH:e})=>ua.mul(xn(.5)).add(1).mul(xn(1/Math.PI)).mul(e.pow(ua))),$g=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(t).clamp(),s=yc.dot(t).clamp(),i=kg({f0:na,f90:1,dotVH:s}),n=xn(.25),a=zg({dotNH:r});return i.mul(n).mul(a)});class Wg extends Ig{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:$n.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul($g({lightDirection:e})).mul($h))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Hg=new ye;class qg extends bg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg(!1)}}const jg=new be;class Xg extends bg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new Wg}setupVariants(){const e=(this.shininessNode?xn(this.shininessNode):Ih).max(1e-4);ua.assign(e);const t=this.specularNode||kh;na.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Yg=pn(e=>{if(!1===e.geometry.hasAttribute("normal"))return xn(0);const t=Rc.dFdx().abs().max(Rc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Kg=pn(e=>{const{roughness:t}=e,r=Yg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Qg=pn(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Oa(.5,i.add(n).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Zg=pn(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(En(e.mul(r),t.mul(s),a).length()),l=a.mul(En(e.mul(i),t.mul(n),o).length());return Oa(.5,u.add(l).max(oo))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Jg=pn(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),em=xn(1/Math.PI),tm=pn(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=En(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return em.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),rm=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Ec,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(yc).normalize(),d=n.dot(e).clamp(),c=n.dot(yc).clamp(),h=n.dot(l).clamp(),p=yc.dot(l).clamp();let g,m,f=kg({f0:t,f90:r,dotVH:p});if(en(a)&&(f=Zn.mix(f,i)),en(o)){const t=sa.dot(e),r=sa.dot(yc),s=sa.dot(l),i=ia.dot(e),n=ia.dot(yc),a=ia.dot(l);g=Zg({alphaT:ta,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=tm({alphaT:ta,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Qg({alpha:u,dotNL:d,dotNV:c}),m=Jg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),sm=new 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im=null;const nm=pn(({roughness:e,dotNV:t})=>{null===im&&(im=new xe(sm,16,16,$,Te),im.name="DFG_LUT",im.minFilter=le,im.magFilter=le,im.wrapS=_e,im.wrapT=_e,im.generateMipmaps=!1,im.needsUpdate=!0);const r=Nn(e,t);return Zl(im,r).rg}),am=pn(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=rm({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Ec.dot(e).clamp(),l=Ec.dot(yc).clamp(),d=nm({roughness:s,dotNV:l}),c=nm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=xn(1).sub(g),y=xn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(xn(1).sub(f.mul(y).mul(b).mul(b)).add(oo)),T=f.mul(y),_=x.mul(T);return o.add(_)}),om=pn(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=nm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),um=pn(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(En(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),lm=pn(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=xn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return xn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),dm=pn(({dotNV:e,dotNL:t})=>xn(1).div(xn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),cm=pn(({lightDirection:e})=>{const t=e.add(yc).normalize(),r=Ec.dot(e).clamp(),s=Ec.dot(yc).clamp(),i=Ec.dot(t).clamp(),n=lm({roughness:Qn,dotNH:i}),a=dm({dotNV:s,dotNL:r});return Kn.mul(n).mul(a)}),hm=pn(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Nn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),pm=pn(({f:e})=>{const t=e.length();return tu(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),gm=pn(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,tu(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),mm=pn(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=En().toVar();return fn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Dn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=En(0).toVar();f.addAssign(gm({v1:h,v2:p})),f.addAssign(gm({v1:p,v2:g})),f.addAssign(gm({v1:g,v2:m})),f.addAssign(gm({v1:m,v2:h})),c.assign(En(pm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),fm=pn(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=En().toVar();return fn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=En(0).toVar();d.addAssign(gm({v1:n,v2:a})),d.addAssign(gm({v1:a,v2:o})),d.addAssign(gm({v1:o,v2:l})),d.addAssign(gm({v1:l,v2:n})),u.assign(En(pm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),ym=1/6,bm=e=>Ia(ym,Ia(e,Ia(e,e.negate().add(3)).sub(3)).add(1)),xm=e=>Ia(ym,Ia(e,Ia(e,Ia(3,e).sub(6))).add(4)),Tm=e=>Ia(ym,Ia(e,Ia(e,Ia(-3,e).add(3)).add(3)).add(1)),_m=e=>Ia(ym,uu(e,3)),vm=e=>bm(e).add(xm(e)),Nm=e=>Tm(e).add(_m(e)),Sm=e=>Ua(-1,xm(e).div(bm(e).add(xm(e)))),Rm=e=>Ua(1,_m(e).div(Tm(e).add(_m(e)))),Am=(e,t,r)=>{const s=e.uvNode,i=Ia(s,t.zw).add(.5),n=So(i),a=Eo(i),o=vm(a.x),u=Nm(a.x),l=Sm(a.x),d=Rm(a.x),c=Sm(a.y),h=Rm(a.y),p=Nn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Nn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Nn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Nn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=vm(a.y).mul(Ua(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=Nm(a.y).mul(Ua(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Em=pn(([e,t])=>{const r=Nn(e.size(Tn(t))),s=Nn(e.size(Tn(t.add(1)))),i=Oa(1,r),n=Oa(1,s),a=Am(e,Bn(i,r),So(t)),o=Am(e,Bn(n,s),Ro(t));return Eo(t).mix(a,o)}),wm=pn(([e,t])=>{const r=t.mul(jl(e));return Em(e,r)}),Cm=pn(([e,t,r,s,i])=>{const n=En(bu(t.negate(),Ao(e),Oa(1,s))),a=En(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Ao(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),Mm=pn(([e,t])=>e.mul(fu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Bm=Yp(),Lm=Qp(),Pm=pn(([e,t,r],{material:s})=>{const i=(s.side===P?Bm:Lm).sample(e),n=_o(hd.x).mul(Mm(t,r));return Em(i,n)}),Fm=pn(([e,t,r])=>(fn(r.notEqual(0),()=>{const s=To(t).negate().div(r);return bo(s.negate().mul(e))}),En(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Um=pn(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Bn().toVar(),f=En().toVar();const i=d.sub(1).mul(g.mul(.025)),n=En(d.sub(i),d,d.add(i));Fp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Bn(y,1))),x=Nn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(Nn(x.x,x.y.oneMinus()));const T=Pm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(zo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Bn(n,1))),y=Nn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Nn(y.x,y.y.oneMinus())),m=Pm(y,r,d),f=s.mul(Fm(zo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=En(om({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Bn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Dm=Dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Im=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Om=pn(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=mu(e,t,xu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();fn(a.lessThan(0),()=>En(1));const o=a.sqrt(),u=Im(n,e),l=kg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=xn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return En(1).add(t).div(En(1).sub(t))})(i.clamp(0,.9999)),g=Im(p,n.toVec3()),m=kg({f0:g,f90:1,dotVH:o}),f=En(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=En(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(En(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Fp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=En(54856e-17,44201e-17,52481e-17),i=En(1681e3,1795300,2208400),n=En(43278e5,93046e5,66121e5),a=xn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=En(o.x.add(a),o.y,o.z).div(1.0685e-7),Dm.mul(o)})(xn(e).mul(y),xn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(En(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Vm=pn(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=xn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=xn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),km=En(.04),Gm=xn(1);class zm extends Dg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=En().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=En().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=En().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=En().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=En().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Ec.dot(yc).clamp(),t=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:na}),r=Om({outsideIOR:xn(1),eta2:Jn,cosTheta1:e,thinFilmThickness:ea,baseF0:$n.rgb});this.iridescenceFresnel=mu(t,r,jn),this.iridescenceF0Dielectric=um({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=um({f:r,f90:1,dotVH:e}),this.iridescenceF0=mu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,jn)}if(!0===this.transmission){const t=gc,r=Gd.sub(gc).normalize(),s=wc,i=e.context;i.backdrop=Um(s,r,qn,Wn,aa,oa,t,Jd,Od,Dd,pa,ma,ya,fa,this.dispersion?ba:null),i.backdropAlpha=ga,$n.a.mulAssign(mu(1,i.backdrop.a,ga))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=Ec.dot(yc).clamp(),a=nm({roughness:qn,dotNV:n}),o=i?Zn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Ec.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(cm({lightDirection:e})));const t=Vm({normal:Ec,viewDir:yc,roughness:Qn}),r=Vm({normal:Ec,viewDir:e,roughness:Qn}),i=Kn.r.max(Kn.g).max(Kn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Cc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(rm({lightDirection:e,f0:km,f90:Gm,roughness:Yn,normalView:Cc})))}r.directDiffuse.addAssign(s.mul(Gg({diffuseColor:Wn}))),r.directSpecular.addAssign(s.mul(am({lightDirection:e,f0:aa,f90:1,roughness:qn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Ec,h=yc,p=fc.toVar(),g=hm({N:c,V:h,roughness:qn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Dn(En(m.x,0,m.y),En(0,1,0),En(m.z,0,m.w)).toVar(),b=aa.mul(f.x).add(oa.sub(aa).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(mm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Wn).mul(mm({N:c,V:h,P:p,mInv:Dn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=Cc,r=hm({N:t,V:h,roughness:Yn}),s=n.sample(r),i=a.sample(r),c=Dn(En(s.x,0,s.y),En(0,1,0),En(s.z,0,s.w)),g=km.mul(i.x).add(Gm.sub(km).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(mm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Gg({diffuseColor:Wn})).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Kn,Vm({normal:Ec,viewDir:yc,roughness:Qn}))),!0===this.clearcoat){const e=Cc.dot(yc).clamp(),t=om({dotNV:e,specularColor:km,specularF90:Gm,roughness:Yn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=En().toVar("singleScatteringDielectric"),n=En().toVar("multiScatteringDielectric"),a=En().toVar("singleScatteringMetallic"),o=En().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,oa,na,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,oa,$n.rgb,this.iridescenceF0Metallic);const u=mu(i,a,jn),l=mu(n,o,jn),d=i.add(n),c=Wn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Vm({normal:Ec,viewDir:yc,roughness:Qn}),t=Kn.r.max(Kn.g).max(Kn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=Ec.dot(yc).clamp().add(t),i=qn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Cc.dot(yc).clamp(),r=kg({dotVH:e,f0:km,f90:Gm}),s=t.mul(Xn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Xn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const $m=xn(1),Wm=xn(-2),Hm=xn(.8),qm=xn(-1),jm=xn(.4),Xm=xn(2),Ym=xn(.305),Km=xn(3),Qm=xn(.21),Zm=xn(4),Jm=xn(4),ef=xn(16),tf=pn(([e])=>{const t=En(ko(e)).toVar(),r=xn(-1).toVar();return fn(t.x.greaterThan(t.z),()=>{fn(t.x.greaterThan(t.y),()=>{r.assign(wu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}).Else(()=>{fn(t.z.greaterThan(t.y),()=>{r.assign(wu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(wu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),rf=pn(([e,t])=>{const r=Nn().toVar();return fn(t.equal(0),()=>{r.assign(Nn(e.z,e.y).div(ko(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(Nn(e.x.negate(),e.z.negate()).div(ko(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(Nn(e.x.negate(),e.y).div(ko(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(Nn(e.z.negate(),e.y).div(ko(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(Nn(e.x.negate(),e.z).div(ko(e.y)))}).Else(()=>{r.assign(Nn(e.x,e.y).div(ko(e.z)))}),Ia(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),sf=pn(([e])=>{const t=xn(0).toVar();return fn(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Ym),()=>{t.assign(jm.sub(e).mul(Km.sub(Xm)).div(jm.sub(Ym)).add(Xm))}).ElseIf(e.greaterThanEqual(Qm),()=>{t.assign(Ym.sub(e).mul(Zm.sub(Km)).div(Ym.sub(Qm)).add(Km))}).Else(()=>{t.assign(xn(-2).mul(_o(Ia(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),nf=pn(([e,t])=>{const r=e.toVar();r.assign(Ia(2,r).sub(1));const s=En(r,1).toVar();return fn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),af=pn(([e,t,r,s,i,n])=>{const a=xn(r),o=En(t),u=fu(sf(a),Wm,n),l=Eo(u),d=So(u),c=En(of(e,o,d,s,i,n)).toVar();return fn(l.notEqual(0),()=>{const t=En(of(e,o,d.add(1),s,i,n)).toVar();c.assign(mu(c,t,l))}),c}),of=pn(([e,t,r,s,i,n])=>{const a=xn(r).toVar(),o=En(t),u=xn(tf(o)).toVar(),l=xn(tu(Jm.sub(a),0)).toVar();a.assign(tu(a,Jm));const d=xn(xo(a)).toVar(),c=Nn(rf(o,u).mul(d.sub(2)).add(1)).toVar();return fn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ia(3,ef))),c.y.addAssign(Ia(4,xo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Nn(),Nn())}),uf=pn(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Mo(s),l=r.mul(u).add(i.cross(r).mul(wo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return of(e,l,t,n,a,o)}),lf=pn(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=En(wu(t,r,ou(r,s))).toVar();fn(h.equal(En(0)),()=>{h.assign(En(s.z,0,s.x.negate()))}),h.assign(Ao(h));const p=En().toVar();return p.addAssign(i.element(0).mul(uf({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Fp({start:Tn(1),end:e},({i:e})=>{fn(e.greaterThanEqual(n),()=>{Up()});const t=xn(a.mul(xn(e))).toVar();p.addAssign(i.element(e).mul(uf({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(uf({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Bn(p,1)}),df=pn(([e])=>{const t=_n(e).toVar();return t.assign(t.shiftLeft(_n(16)).bitOr(t.shiftRight(_n(16)))),t.assign(t.bitAnd(_n(1431655765)).shiftLeft(_n(1)).bitOr(t.bitAnd(_n(2863311530)).shiftRight(_n(1)))),t.assign(t.bitAnd(_n(858993459)).shiftLeft(_n(2)).bitOr(t.bitAnd(_n(3435973836)).shiftRight(_n(2)))),t.assign(t.bitAnd(_n(252645135)).shiftLeft(_n(4)).bitOr(t.bitAnd(_n(4042322160)).shiftRight(_n(4)))),t.assign(t.bitAnd(_n(16711935)).shiftLeft(_n(8)).bitOr(t.bitAnd(_n(4278255360)).shiftRight(_n(8)))),xn(t).mul(2.3283064365386963e-10)}),cf=pn(([e,t])=>Nn(xn(e).div(xn(t)),df(e))),hf=pn(([e,t,r])=>{const s=r.mul(r).toConst(),i=En(1,0,0).toConst(),n=ou(t,i).toConst(),a=vo(e.x).toConst(),o=Ia(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Mo(o)).toConst(),l=a.mul(wo(o)).toVar(),d=Ia(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(vo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(vo(tu(0,u.mul(u).add(l.mul(l)).oneMinus()))));return Ao(En(s.mul(c.x),s.mul(c.y),tu(0,c.z)))}),pf=pn(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=En(s).toVar(),l=En(0).toVar(),d=xn(0).toVar();return fn(e.lessThan(.001),()=>{l.assign(of(r,u,t,n,a,o))}).Else(()=>{const s=wu(ko(u.z).lessThan(.999),En(0,0,1),En(1,0,0)),c=Ao(ou(s,u)).toVar(),h=ou(u,c).toVar();Fp({start:_n(0),end:i},({i:s})=>{const p=cf(s,i),g=hf(p,En(0,0,1),e),m=Ao(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=Ao(m.mul(au(u,m).mul(2)).sub(u)),y=tu(au(u,f),0);fn(y.greaterThan(0),()=>{const e=of(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),fn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Bn(l,1)}),gf=[.125,.215,.35,.446,.526,.582],mf=20,ff=new Ne(-1,1,1,-1,0,1),yf=new Se(90,1),bf=new e;let xf=null,Tf=0,_f=0;const vf=new r,Nf=new WeakMap,Sf=[3,1,5,0,4,2],Rf=nf($l(),zl("faceIndex")).normalize(),Af=En(Rf.x,Rf.y,Rf.z);class Ef{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=vf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}xf=this._renderer.getRenderTarget(),Tf=this._renderer.getActiveCubeFace(),_f=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===D||e.mapping===I?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=gf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=Sf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new ve;T.setAttribute("position",new we(y,g)),T.setAttribute("uv",new we(b,m)),T.setAttribute("faceIndex",new we(x,f)),s.push(new oe(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=id(new Array(mf).fill(0)),n=Aa(new r(0,1,0)),a=Aa(0),o=xn(mf),u=Aa(0),l=Aa(1),d=Zl(),c=Aa(0),h=xn(1/t),p=xn(1/s),g=xn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Af,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=Cf("blur");return f.fragmentNode=lf({...m,latitudinal:u.equal(1)}),Nf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Zl(),i=Aa(0),n=Aa(0),a=xn(1/t),o=xn(1/r),u=xn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=Cf("ggx");return d.fragmentNode=pf({...l,N_immutable:Af,GGX_SAMPLES:_n(512)}),Nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new oe(new ve,e);await this._renderer.compile(t,ff)}_sceneToCubeUV(e,t,r,s,i){const n=yf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(bf),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new oe(new ae,new fe({name:"PMREM.Background",side:P,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(bf),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;this._setViewport(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===D||e.mapping===I;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Mf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Bf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;this._setViewport(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,ff)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,this._setViewport(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,ff),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,this._setViewport(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,ff)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=Nf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):mf;f>mf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),v=4*(this._cubeSize-T);this._setViewport(t,_,v,3*T,2*T),u.setRenderTarget(t),u.render(c,ff)}_setViewport(e,t,r,s,i){this._renderer.isWebGLRenderer?(e.viewport.set(t,e.height-i-r,s,i),e.scissor.set(t,e.height-i-r,s,i)):(e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i))}}function wf(e,t){const r=new ne(e,t,{magFilter:le,minFilter:le,generateMipmaps:!1,type:Te,format:Ae,colorSpace:Re});return r.texture.mapping=Ee,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Cf(e){const t=new bg;return t.depthTest=!1,t.depthWrite=!1,t.blending=re,t.name=`PMREM_${e}`,t}function Mf(e){const t=Cf("cubemap");return t.fragmentNode=qc(e,Af),t}function Bf(e){const t=Cf("equirect");return t.fragmentNode=Zl(e,Eg(Af),0),t}const Lf=new WeakMap;function Pf(e,t,r){const s=function(e){let t=Lf.get(e);void 0===t&&(t=new WeakMap,Lf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Ff extends fi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Zl(s),this._width=Aa(0),this._height=Aa(0),this._maxMip=Aa(0),this.updateBeforeType=ii.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture||s.mapping===Ee?s:Pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Ef(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=this._pmrem.isRenderTargetTexture?Oc.mul(En(t.x,t.y.negate(),t.z)):Oc.mul(t);let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),af(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Uf=un(Ff).setParameterLength(1,3),Df=new WeakMap;class If extends Gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Uf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?Sh:Ec,i=r.context(Of(qn,s)).mul(Ic),n=r.context(Vf(wc)).mul(Math.PI).mul(Ic),a=Nl(i),o=Nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(Of(Yn,Cc)).mul(Ic),t=Nl(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const Of=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yc.negate().reflect(t),r=cu(e).mix(r,t).normalize(),r=r.transformDirection(Od)),r),getTextureLevel:()=>e}},Vf=e=>({getUV:()=>e,getTextureLevel:()=>xn(1)}),kf=new Ce;class Gf extends bg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(kf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new If(t):null}setupLightingModel(){return new zm}setupSpecular(){const e=mu(En(.04),$n.rgb,jn);na.assign(En(.04)),aa.assign(e),oa.assign(1)}setupVariants(){const e=this.metalnessNode?xn(this.metalnessNode):qh;jn.assign(e);let t=this.roughnessNode?xn(this.roughnessNode):Hh;t=Kg({roughness:t}),qn.assign(t),this.setupSpecular(),Wn.assign($n.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const zf=new Me;class $f extends Gf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(zf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?xn(this.iorNode):ap;pa.assign(e),na.assign(eu(lu(pa.sub(1).div(pa.add(1))).mul(zh),En(1)).mul(Gh)),aa.assign(mu(na,$n.rgb,jn)),oa.assign(mu(Gh,1,jn))}setupLightingModel(){return new zm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?xn(this.clearcoatNode):Xh,t=this.clearcoatRoughnessNode?xn(this.clearcoatRoughnessNode):Yh;Xn.assign(e),Yn.assign(Kg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?En(this.sheenNode):Zh,t=this.sheenRoughnessNode?xn(this.sheenRoughnessNode):Jh;Kn.assign(e),Qn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?xn(this.iridescenceNode):tp,t=this.iridescenceIORNode?xn(this.iridescenceIORNode):rp,r=this.iridescenceThicknessNode?xn(this.iridescenceThicknessNode):sp;Zn.assign(e),Jn.assign(t),ea.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Nn(this.anisotropyNode):ep).toVar();ra.assign(e.length()),fn(ra.equal(0),()=>{e.assign(Nn(1,0))}).Else(()=>{e.divAssign(Nn(ra)),ra.assign(ra.saturate())}),ta.assign(ra.pow2().mix(qn.pow2(),1)),sa.assign(vh[0].mul(e.x).add(vh[1].mul(e.y))),ia.assign(vh[1].mul(e.x).sub(vh[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?xn(this.transmissionNode):ip,t=this.thicknessNode?xn(this.thicknessNode):np,r=this.attenuationDistanceNode?xn(this.attenuationDistanceNode):op,s=this.attenuationColorNode?En(this.attenuationColorNode):up;if(ga.assign(e),ma.assign(t),fa.assign(r),ya.assign(s),this.useDispersion){const e=this.dispersionNode?xn(this.dispersionNode):mp;ba.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?En(this.clearcoatNormalNode):Kh}setup(e){e.context.setupClearcoatNormal=()=>zu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Wf extends zm{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(Ec.mul(a)).normalize(),h=xn(yc.dot(c.negate()).saturate().pow(l).mul(d)),p=En(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Hf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=xn(.1),this.thicknessAmbientNode=xn(0),this.thicknessAttenuationNode=xn(.1),this.thicknessPowerNode=xn(2),this.thicknessScaleNode=xn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Wf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const qf=pn(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Nn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Zc("gradientMap","texture").context({getUV:()=>i});return En(e.r)}{const e=i.fwidth().mul(.5);return mu(En(.7),En(1),xu(xn(.7).sub(e.x),xn(.7).add(e.x),i.x))}});class jf extends Dg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=qf({normal:vc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Gg({diffuseColor:$n.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Gg({diffuseColor:$n}))),s.indirectDiffuse.mulAssign(t)}}const Xf=new Be;class Yf extends bg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Xf),this.setValues(e)}setupLightingModel(){return new jf}}const Kf=pn(()=>{const e=En(yc.z,0,yc.x.negate()).normalize(),t=yc.cross(e);return Nn(e.dot(Ec),t.dot(Ec)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Qf=new Le;class Zf extends bg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Qf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Zc("matcap","texture").context({getUV:()=>t}):En(mu(.2,.8,t.y)),$n.rgb.mulAssign(r.rgb)}}class Jf extends fi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}generateNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Un(e,s,s.negate(),e).mul(r)}{const e=t,s=In(Bn(1,0,0,0),Bn(0,Mo(e.x),wo(e.x).negate(),0),Bn(0,wo(e.x),Mo(e.x),0),Bn(0,0,0,1)),i=In(Bn(Mo(e.y),0,wo(e.y),0),Bn(0,1,0,0),Bn(wo(e.y).negate(),0,Mo(e.y),0),Bn(0,0,0,1)),n=In(Bn(Mo(e.z),wo(e.z).negate(),0,0),Bn(wo(e.z),Mo(e.z),0,0),Bn(0,0,1,0),Bn(0,0,0,1));return s.mul(i).mul(n).mul(Bn(r,1)).xyz}}}const ey=un(Jf).setParameterLength(2),ty=new Pe;class ry extends bg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ty),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=ac.mul(En(s||0));let u=Nn(Jd[0].xyz.length(),Jd[1].xyz.length());null!==n&&(u=u.mul(Nn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=cc.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Ju(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=xn(i||Qh),c=ey(l,d);return Bn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const sy=new Fe,iy=new t;class ny extends ry{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(sy),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return ac.mul(En(e||hc)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?Nn(n):gp;u=u.mul(dd),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ay.div(fc.z.negate()))),i&&i.isNode&&(u=u.mul(Nn(i)));let l=cc.xy;if(s&&s.isNode){const e=xn(s);l=ey(l,e)}return l=l.mul(u),l=l.div(md.div(2)),l=l.mul(o.w),o=o.add(Bn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ay=Aa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(iy);this.value=.5*t.y});class oy extends Dg{constructor(){super(),this.shadowNode=xn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){$n.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign($n.rgb)}}const uy=new Ue;class ly extends bg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(uy),this.setValues(e)}setupLightingModel(){return new oy}}const dy=Gn("vec3"),cy=Gn("vec3"),hy=Gn("vec3");class py extends Dg{constructor(){super()}start(e){const{material:t}=e,r=Gn("vec3"),s=Gn("vec3");fn(Gd.sub(gc).length().greaterThan(sc.mul(2)),()=>{r.assign(Gd),s.assign(gc)}).Else(()=>{r.assign(gc),s.assign(Gd)});const i=s.sub(r),n=Aa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=xn(0).toVar(),l=En(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Fp(n,()=>{const s=r.add(o.mul(u)),i=Od.mul(Bn(s,1)).xyz;let n;null!==t.depthNode&&(cy.assign(dg(ig(i.z,Fd,Ud))),e.context.sceneDepthNode=dg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,dy.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&dy.mulAssign(n);const d=dy.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),hy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?fn(r.greaterThanEqual(cy),()=>{dy.addAssign(e)}):dy.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(fm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(hy)}}class gy extends bg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=P,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new py}}class my{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){null!==this._context&&this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class fy{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),void 0!==e&&(i[n.name]=e.id)),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Gs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=$s(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=$s(e,1)),e=$s(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const xy=[];class Ty{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);xy[0]=e,xy[1]=t,xy[2]=n,xy[3]=i;let l=u.get(xy);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(xy,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),xy[0]=null,xy[1]=null,xy[2]=null,xy[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new fy)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new by(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class _y{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const vy=1,Ny=2,Sy=3,Ry=4,Ay=16;class Ey extends _y{constructor(e,t){super(),this.backend=e,this.info=t}delete(e){const t=super.delete(e);return null!==t&&(this.backend.destroyAttribute(e),this.info.destroyAttribute(e)),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===vy?(this.backend.createAttribute(e),this.info.createAttribute(e)):t===Ny?(this.backend.createIndexAttribute(e),this.info.createIndexAttribute(e)):t===Sy?(this.backend.createStorageAttribute(e),this.info.createStorageAttribute(e)):t===Ry&&(this.backend.createIndirectStorageAttribute(e),this.info.createIndirectStorageAttribute(e)),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?De:Ie)(t,1);return i.version=wy(e),i.__id=Cy(e),i}class By extends _y{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Sy):this.updateAttribute(e,vy);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Ny);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Ry)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=My(t),e.set(t,r)):r.version===wy(t)&&r.__id===Cy(t)||(this.attributes.delete(r),r=My(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class Ly{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={attributes:0,attributesSize:0,geometries:0,indexAttributes:0,indexAttributesSize:0,indirectStorageAttributes:0,indirectStorageAttributesSize:0,programs:0,programsSize:0,readbackBuffers:0,readbackBuffersSize:0,renderTargets:0,storageAttributes:0,storageAttributesSize:0,textures:0,texturesSize:0,uniformBuffers:0,uniformBuffersSize:0,total:0},this.memoryMap=new Map}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0;for(const e in this.memory)this.memory[e]=0;this.memoryMap.clear()}createTexture(e){const t=this._getTextureMemorySize(e);this.memoryMap.set(e,t),this.memory.textures++,this.memory.total+=t,this.memory.texturesSize+=t}destroyTexture(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.textures--,this.memory.total-=t,this.memory.texturesSize-=t}_createAttribute(e,t){const r=this._getAttributeMemorySize(e);this.memoryMap.set(e,{size:r,type:t}),this.memory[t]++,this.memory.total+=r,this.memory[t+"Size"]+=r}createAttribute(e){this._createAttribute(e,"attributes")}createIndexAttribute(e){this._createAttribute(e,"indexAttributes")}createStorageAttribute(e){this._createAttribute(e,"storageAttributes")}createIndirectStorageAttribute(e){this._createAttribute(e,"indirectStorageAttributes")}destroyAttribute(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory[t.type]--,this.memory.total-=t.size,this.memory[t.type+"Size"]-=t.size)}createReadbackBuffer(e){const t=e.maxByteLength;this.memoryMap.set(e,{size:t,type:"readbackBuffers"}),this.memory.readbackBuffers++,this.memory.total+=t,this.memory.readbackBuffersSize+=t}destroyReadbackBuffer(e){const{size:t}=this.memoryMap.get(e);this.memoryMap.delete(e),this.memory.readbackBuffers--,this.memory.total-=t,this.memory.readbackBuffersSize-=t}createUniformBuffer(e){const t=e.byteLength;this.memoryMap.set(e,{size:t,type:"uniformBuffers"}),this.memory.uniformBuffers++,this.memory.total+=t,this.memory.uniformBuffersSize+=t}destroyUniformBuffer(e){const t=this.memoryMap.get(e);t&&(this.memoryMap.delete(e),this.memory.uniformBuffers--,this.memory.total-=t.size,this.memory.uniformBuffersSize-=t.size)}createProgram(e){const t=e.code.length;this.memoryMap.set(e,t),this.memory.programs++,this.memory.total+=t,this.memory.programsSize+=t}destroyProgram(e){const t=this.memoryMap.get(e)||0;this.memoryMap.delete(e),this.memory.programs--,this.memory.total-=t,this.memory.programsSize-=t}_getTextureMemorySize(e){if(e.isCompressedTexture)return 1;let t=1;e.type===Oe||e.type===Ve?t=1:e.type===ke||e.type===Ge||e.type===Te?t=2:e.type!==R&&e.type!==S&&e.type!==Y||(t=4);let r=4;e.format===ze||e.format===$e||e.format===We||e.format===He||e.format===qe?r=1:e.format===$||e.format===je?r=2:e.format!==Xe&&e.format!==Ye||(r=3);let s=t*r;e.type===Ke||e.type===Qe?s=2:e.type!==Ze&&e.type!==Je&&e.type!==et||(s=4);const i=e.width||1,n=e.height||1,a=e.isCubeTexture?6:e.depth||1;let o=i*n*a*s;const u=e.mipmaps;if(u&&u.length>0){let e=0;for(let t=0;t>t))*(r.height||Math.max(1,n>>t))*a*s}}o+=e}else e.generateMipmaps&&(o*=1.333);return Math.round(o)}_getAttributeMemorySize(e){return e.isInterleavedBufferAttribute&&(e=e.data),e.array?e.array.byteLength:e.count&&e.itemSize?e.count*e.itemSize*4:0}}class Py{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Fy extends Py{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Uy extends Py{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Iy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Oy extends _y{constructor(e,t,r){super(),this.backend=e,this.nodes=t,this.info=r,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Iy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a),this.info.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Iy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o),this.info.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Iy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u),this.info.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}isReady(e){const t=this.get(e).pipeline;if(void 0===t)return!1;const r=this.backend.get(t);return void 0!==r.pipeline&&null!==r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Uy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Fy(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t),this.info.destroyProgram(e)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Vy extends _y{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings(),r=this.get(e);return!0!==r.initialized&&(this._createBindings(t),r.initialized=!0),t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings,r=this.get(e);return!0===r.initialized&&r.bindings===t||(void 0!==r.bindings&&this._destroyBindings(r.bindings),this._createBindings(t),r.initialized=!0,r.bindings=t),t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.get(e).bindings||this.nodes.getForCompute(e).bindings;this._destroyBindings(t),this.delete(e)}deleteForRender(e){const t=e.getBindings();this._destroyBindings(t),this.delete(e)}_createBindings(e){for(const t of e){const r=this.get(t);if(void 0===r.bindGroup){for(const e of t.bindings)if(e.isUniformBuffer)this.backend.createUniformBuffer(e),this.info.createUniformBuffer(e);else if(e.isSampledTexture)this.textures.updateTexture(e.texture);else if(e.isSampler)this.textures.updateSampler(e.texture,e.textureNode);else if(e.isStorageBuffer){const t=e.attribute,r=t.isIndirectStorageBufferAttribute?Ry:Sy;this.attributes.update(t,r)}this.backend.createBindings(t,e,0),r.bindGroup=t,r.usedTimes=1}else r.usedTimes++}}_destroyBindings(e){for(const t of e){const e=this.get(t);if(e.usedTimes--,0===e.usedTimes){for(const e of t.bindings)e.isUniformBuffer&&(this.backend.destroyUniformBuffer(e),this.info.destroyUniformBuffer(e),e.release());this.backend.deleteBindGroupData(t),this.delete(t)}}}_updateBindings(e){for(const t of e)this._update(t,e)}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Ry:Sy,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture,t.textureNode);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Gy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function zy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===F&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(zy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||ky),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Gy),this.transparent.length>1&&this.transparent.sort(t||Gy)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;const h=void 0!==l&&void 0!==l.image&&l.image.depth>1,p=a.depth>1&&(e.useArrayDepthTexture||e.multiview||h);void 0===l&&d&&(l=new Z,l.format=e.stencilBuffer?qe:He,l.type=e.stencilBuffer?Ze:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,i[t]=l),l&&(l.isArrayTexture=p),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=p?a.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const g={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}if(e.isHTMLTexture&&e.image){const t=this.renderer.domElement;if("requestPaint"in t){if(t.hasAttribute("layoutsubtree")||t.setAttribute("layoutsubtree","true"),e.image.parentNode!==t&&t.appendChild(e.image),0===this._htmlTextures.size){const e=this._htmlTextures;t.onpaint=t=>{const r=t&&t.changedElements;for(const t of e)r&&!r.includes(t.image)||(t.needsUpdate=!0)}}this._htmlTextures.add(e)}}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.createTexture(e),e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e,t){return this.backend.updateSampler(e,t)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),e.isHTMLTexture?(t.width=r.offsetWidth||1,t.height=r.offsetHeight||1,t.depth=1):"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Ys(i),a=Ks(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}generateNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class sb extends pi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}generateNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ib extends pi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}generateNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew hb(e,"uint","float"),mb={};class fb extends ao{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(pb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return _n;case"int":return Tn;case"uvec2":return Rn;case"uvec3":return Cn;case"uvec4":return Pn;case"ivec2":return Sn;case"ivec3":return wn;case"ivec4":return Ln}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t);const i=xn(s.bitAnd($o(s))),n=gb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{fn(e.equal(_n(0)),()=>_n(32));const s=_n(0),i=_n(0);return this._resolveElementType(e,s,t),fn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),fn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),fn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),fn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),fn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return pn(([e])=>{const s=_n(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(_n(1)).bitAnd(_n(1431655765)))),s.assign(s.bitAnd(_n(858993459)).add(s.shiftRight(_n(2)).bitAnd(_n(858993459))));const i=s.add(s.shiftRight(_n(4))).bitAnd(_n(252645135)).mul(_n(16843009)).shiftRight(_n(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return pn(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}fb.COUNT_TRAILING_ZEROS="countTrailingZeros",fb.COUNT_LEADING_ZEROS="countLeadingZeros",fb.COUNT_ONE_BITS="countOneBits";const yb=dn(fb,fb.COUNT_TRAILING_ZEROS).setParameterLength(1),bb=dn(fb,fb.COUNT_LEADING_ZEROS).setParameterLength(1),xb=dn(fb,fb.COUNT_ONE_BITS).setParameterLength(1),Tb=pn(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),_b=(e,t)=>uu(Ia(4,e.mul(Da(1,e))),t);class vb extends fi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}generateNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const Nb=dn(vb,"snorm").setParameterLength(1),Sb=dn(vb,"unorm").setParameterLength(1),Rb=dn(vb,"float16").setParameterLength(1);class Ab extends fi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}generateNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=dn(Ab,"snorm").setParameterLength(1),wb=dn(Ab,"unorm").setParameterLength(1),Cb=dn(Ab,"float16").setParameterLength(1),Mb=pn(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Bb=pn(([e])=>En(Mb(e.z.add(Mb(e.y.mul(1)))),Mb(e.z.add(Mb(e.x.mul(1)))),Mb(e.y.add(Mb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Lb=pn(([e,t,r])=>{const s=En(e).toVar(),i=xn(1.4).toVar(),n=xn(0).toVar(),a=En(s).toVar();return Fp({start:xn(0),end:xn(3),type:"float",condition:"<="},()=>{const e=En(Bb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(xn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=xn(Mb(s.z.add(Mb(s.x.add(Mb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Pb extends pi{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}generateNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Fb=un(Pb),Ub=e=>(...t)=>Fb(e,...t),Db=Aa(0).setGroup(Na).onRenderUpdate(e=>e.time),Ib=Aa(0).setGroup(Na).onRenderUpdate(e=>e.deltaTime),Ob=Aa(0,"uint").setGroup(Na).onRenderUpdate(e=>e.frameId);const Vb=pn(([e,t,r=Nn(.5)])=>ey(e.sub(r),t).add(r)),kb=pn(([e,t,r=Nn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Gb=pn(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Jd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Jd;const i=Od.mul(s);return en(t)&&(i[0][0]=Jd[0].length(),i[0][1]=0,i[0][2]=0),en(r)&&(i[1][0]=0,i[1][1]=Jd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,Dd.mul(i).mul(hc)}),zb=pn(([e=null])=>{const t=dg();return dg(eg(e)).sub(t).lessThan(0).select(cd,e)}),$b=pn(([e,t=$l(),r=xn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=Nn(a,o);return t.add(l).mul(u)}),Wb=pn(([e,t=null,r=null,s=xn(1),i=hc,n=Nc])=>{let a=n.abs().normalize();a=a.div(a.dot(En(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Zl(d,o).mul(a.x),g=Zl(c,u).mul(a.y),m=Zl(h,l).mul(a.z);return Ua(p,g,m)}),Hb=new ut,qb=new r,jb=new r,Xb=new r,Yb=new a,Kb=new r(0,0,-1),Qb=new s,Zb=new r,Jb=new r,ex=new s,tx=new t,rx=new ne,sx=cd.flipX();rx.depthTexture=new Z(1,1);let ix=!1;class nx extends Kl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||rx.texture,sx),this._reflectorBaseNode=e.reflector||new ax(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new nx({defaultTexture:rx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class ax extends pi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new at,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ii.RENDER:ii.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(tx),e.setSize(Math.round(tx.width*r),Math.round(tx.height*r))}setup(e){return this._updateResolution(rx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new ne(0,0,{type:Te,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=ot,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Z),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&ix)return!1;ix=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(tx),this._updateResolution(o,s),jb.setFromMatrixPosition(n.matrixWorld),Xb.setFromMatrixPosition(r.matrixWorld),Yb.extractRotation(n.matrixWorld),qb.set(0,0,1),qb.applyMatrix4(Yb),Zb.subVectors(jb,Xb);let u=!1;if(!0===Zb.dot(qb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(ix=!1);u=!0}Zb.reflect(qb).negate(),Zb.add(jb),Yb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Yb),Kb.add(Xb),Jb.subVectors(jb,Kb),Jb.reflect(qb).negate(),Jb.add(jb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Zb),a.up.set(0,1,0),a.up.applyMatrix4(Yb),a.up.reflect(qb),a.lookAt(Jb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Hb.setFromNormalAndCoplanarPoint(qb,jb),Hb.applyMatrix4(a.matrixWorldInverse),Qb.set(Hb.normal.x,Hb.normal.y,Hb.normal.z,Hb.constant);const l=a.projectionMatrix;ex.x=(Math.sign(Qb.x)+l.elements[8])/l.elements[0],ex.y=(Math.sign(Qb.y)+l.elements[9])/l.elements[5],ex.z=-1,ex.w=(1+l.elements[10])/l.elements[14],Qb.multiplyScalar(1/Qb.dot(ex));l.elements[2]=Qb.x,l.elements[6]=Qb.y,l.elements[10]=s.coordinateSystem===h?Qb.z-0:Qb.z+1-0,l.elements[14]=Qb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,ix=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ox=new Ne(-1,1,1,-1,0,1);class ux extends ve{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new lt([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new lt(t,2))}}const lx=new ux;class dx extends oe{constructor(e=null){super(lx,e),this.camera=ox,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ox)}render(e){e.render(this,ox)}}const cx=new t;class hx extends Kl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:Te}){const i=new ne(t,r,s);super(i.texture,$l()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new dx(new bg),this.updateBeforeType=ii.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(cx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Kl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const px=(e,...t)=>new hx(sn(e),...t),gx=pn(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=Nn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Bn(En(e,t),1)):i=Bn(En(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Bn(r.mul(i));return n.xyz.div(n.w)}),mx=pn(([e,t])=>{const r=t.mul(Bn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Nn(s.x,s.y.oneMinus())}),fx=pn(([e,t,r])=>{const s=Hl(Jl(t)),i=Sn(e.mul(s)).toVar(),n=Jl(t,i).toVar(),a=Jl(t,i.sub(Sn(2,0))).toVar(),o=Jl(t,i.sub(Sn(1,0))).toVar(),u=Jl(t,i.add(Sn(1,0))).toVar(),l=Jl(t,i.add(Sn(2,0))).toVar(),d=Jl(t,i.add(Sn(0,2))).toVar(),c=Jl(t,i.add(Sn(0,1))).toVar(),h=Jl(t,i.sub(Sn(0,1))).toVar(),p=Jl(t,i.sub(Sn(0,2))).toVar(),g=ko(Da(xn(2).mul(o).sub(a),n)).toVar(),m=ko(Da(xn(2).mul(u).sub(l),n)).toVar(),f=ko(Da(xn(2).mul(c).sub(d),n)).toVar(),y=ko(Da(xn(2).mul(h).sub(p),n)).toVar(),b=gx(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(gx(e.sub(Nn(xn(1).div(s.x),0)),o,r)),b.negate().add(gx(e.add(Nn(xn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(gx(e.add(Nn(0,xn(1).div(s.y))),c,r)),b.negate().add(gx(e.sub(Nn(0,xn(1).div(s.y))),h,r)));return Ao(ou(x,T))}),yx=pn(([e])=>Eo(xn(52.9829189).mul(Eo(au(e,Nn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),bx=pn(([e,t,r])=>{const s=xn(2.399963229728653),i=vo(xn(e).add(.5).div(xn(t))),n=xn(e).mul(s).add(r);return Nn(Mo(n),wo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class xx extends pi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($l())}sample(e){return this.callback(e)}}class Tx extends pi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Tx.OBJECT?this.updateType=ii.OBJECT:e===Tx.MATERIAL?this.updateType=ii.RENDER:e===Tx.FRAME?this.updateType=ii.FRAME:e===Tx.BEFORE_OBJECT?this.updateBeforeType=ii.OBJECT:e===Tx.BEFORE_MATERIAL?this.updateBeforeType=ii.RENDER:e===Tx.BEFORE_FRAME&&(this.updateBeforeType=ii.FRAME)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Tx.OBJECT="object",Tx.MATERIAL="material",Tx.FRAME="frame",Tx.BEFORE_OBJECT="beforeObject",Tx.BEFORE_MATERIAL="beforeMaterial",Tx.BEFORE_FRAME="beforeFrame";const _x=(e,t)=>new Tx(e,t).toStack();class vx extends q{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nx extends we{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sx extends pi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Rx=ln(Sx),Ax=new a,Ex=Aa(0).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=Aa(1).setGroup(Na).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=Aa(new a).setGroup(Na).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==dt?Ax.makeRotationFromEuler(e.backgroundRotation).transpose():Ax.identity(),Ax});class Mx extends Kl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ai.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){return null!==this.storeNode?(this.generateStore(e),""):super.generate(e,t)}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;return e.generateStorageTextureLoad(l,t,r,s,n,u)}toReadWrite(){return this.setAccess(ai.READ_WRITE)}toReadOnly(){return this.setAccess(ai.READ_ONLY)}toWriteOnly(){return this.setAccess(ai.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(this.value,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=un(Mx).setParameterLength(1,3),Lx=pn(({texture:e,uv:t})=>{const r=1e-4,s=En().toVar();return fn(t.x.lessThan(r),()=>{s.assign(En(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(En(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(En(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(En(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(En(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(En(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(En(-.01,0,0))).r.sub(e.sample(t.add(En(r,0,0))).r),n=e.sample(t.add(En(0,-.01,0))).r.sub(e.sample(t.add(En(0,r,0))).r),a=e.sample(t.add(En(0,0,-.01))).r.sub(e.sample(t.add(En(0,0,r))).r);s.assign(En(i,n,a))}),s.normalize()});class Px extends Kl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return En(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Lx({texture:this,uv:e})}}const Fx=un(Px).setParameterLength(1,3);class Ux extends Xc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Dx=new WeakMap;class Ix extends fi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ii.OBJECT,this.updateAfterType=ii.OBJECT,this.previousModelWorldMatrix=Aa(new a),this.previousProjectionMatrix=Aa(new a).setGroup(Na),this.previousCameraViewMatrix=Aa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Dd:Aa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(ac).mul(hc),s=this.previousProjectionMatrix.mul(t).mul(pc),i=r.xy.div(r.w),n=s.xy.div(s.w);return Da(i,n)}}function Ox(e){let t=Dx.get(e);return void 0===t&&(t={},Dx.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=ln(Ix),Gx=pn(([e,t])=>eu(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zx=pn(([e,t])=>eu(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$x=pn(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wx=pn(([e,t])=>mu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),ru(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hx=pn(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Bn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),qx=pn(([e])=>Kx(e.rgb)),jx=pn(([e,t=xn(1)])=>t.mix(Kx(e.rgb),e.rgb)),Xx=pn(([e,t=xn(1)])=>{const r=Ua(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return mu(e.rgb,s,i)}),Yx=pn(([e,t=xn(1)])=>{const r=En(.57735,.57735,.57735),s=t.cos();return En(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(au(r,e.rgb).mul(s.oneMinus())))))}),Kx=(e,t=En(p.getLuminanceCoefficients(new r)))=>au(e,t),Qx=pn(([e,t=En(1),s=En(0),i=En(1),n=xn(1),a=En(p.getLuminanceCoefficients(new r,Re))])=>{const o=e.rgb.dot(En(a)),u=tu(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return fn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),fn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),fn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Bn(u.rgb,e.a)}),Zx=pn(([e,t])=>e.mul(t).floor().div(t));let Jx=null;class eT extends jp{static get type(){return"ViewportSharedTextureNode"}constructor(e=cd,t=null){null===Jx&&(Jx=new K),super(e,t,Jx)}getTextureForReference(){return Jx}updateReference(){return this}}const tT=un(eT).setParameterLength(0,2),rT=new t;class sT extends Kl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class iT extends sT{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.gatherNode=this.gatherNode,e.offsetNode=this.offsetNode,e}}class nT extends fi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new ne(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Te,...s});i.texture.name="output";let n=null;this.scope!==nT.DEPTH&&!1===s.depthBuffer||(n=new Z,n.isRenderTargetTexture=!0,n.name="depth",i.depthTexture=n),this.renderTarget=i,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:i.texture},null!==n&&(this._textures.depth=n),this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=Aa(0),this._cameraFar=Aa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ii.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){if("depth"===e)throw new Error("THREE.PassNode: Depth texture is not available for this pass.");t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new iT(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new iT(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=ag(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=rg(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),!0===e.reversedDepthBuffer&&null!==this.renderTarget.depthTexture&&(this.renderTarget.depthTexture.type=Y),this.scope===nT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),rT.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(rT)),this._pixelRatio=i,this.setSize(rT.width,rT.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Mu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor?(this.renderTarget.scissor.copy(this._scissor).multiplyScalar(this._pixelRatio*this._resolutionScale).floor(),this.renderTarget.scissorTest=!0):this.renderTarget.scissorTest=!1,null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport).multiplyScalar(this._pixelRatio*this._resolutionScale).floor()}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i))}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i))}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}nT.COLOR="color",nT.DEPTH="depth";class aT extends nT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(nT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new bg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=P;const t=Nc.negate(),r=Dd.mul(ac),s=xn(1),i=r.mul(Bn(hc,1)),n=r.mul(Bn(hc.add(t),1)),a=Ao(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Bn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const oT=pn(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),uT=pn(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),lT=pn(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dT=pn(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),cT=pn(([e,t])=>{const r=Dn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Dn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=dT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hT=Dn(En(1.6605,-.1246,-.0182),En(-.5876,1.1329,-.1006),En(-.0728,-.0083,1.1187)),pT=Dn(En(.6274,.0691,.0164),En(.3293,.9195,.088),En(.0433,.0113,.8956)),gT=pn(([e])=>{const t=En(e).toVar(),r=En(t.mul(t)).toVar(),s=En(r.mul(r)).toVar();return xn(15.5).mul(s.mul(r)).sub(Ia(40.14,s.mul(t))).add(Ia(31.96,s).sub(Ia(6.868,r.mul(t))).add(Ia(.4298,r).add(Ia(.1191,t).sub(.00232))))}),mT=pn(([e,t])=>{const r=En(e).toVar(),s=Dn(En(.856627153315983,.137318972929847,.11189821299995),En(.0951212405381588,.761241990602591,.0767994186031903),En(.0482516061458583,.101439036467562,.811302368396859)),i=Dn(En(1.1271005818144368,-.1413297634984383,-.14132976349843826),En(-.11060664309660323,1.157823702216272,-.11060664309660294),En(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=xn(-12.47393),a=xn(4.026069);return r.mulAssign(t),r.assign(pT.mul(r)),r.assign(s.mul(r)),r.assign(tu(r,1e-10)),r.assign(_o(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(fu(r,0,1)),r.assign(gT(r)),r.assign(i.mul(r)),r.assign(uu(tu(En(0),r),En(2.2))),r.assign(hT.mul(r)),r.assign(fu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fT=pn(([e,t])=>{const r=xn(.76),s=xn(.15);e=e.mul(t);const i=eu(e.r,eu(e.g,e.b)),n=wu(i.lessThan(.08),i.sub(Ia(6.25,i.mul(i))),.04);e.subAssign(n);const a=tu(e.r,tu(e.g,e.b));fn(a.lessThan(r),()=>e);const o=Da(1,r),u=Da(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Da(1,Oa(1,s.mul(a.sub(u)).add(1)));return mu(e,En(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class yT extends pi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const bT=un(yT).setParameterLength(1,3);class xT extends yT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}generateNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const TT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function _T(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fc.z).negate()}const vT=pn(([e,t],r)=>{const s=_T(r);return xu(e,t,s)}),NT=pn(([e],t)=>{const r=_T(t);return e.mul(e,r,r).negate().exp().oneMinus()}),ST=pn(([e,t],r)=>{const s=_T(r),i=t.sub(gc.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),RT=pn(([e,t])=>Bn(t.toFloat().mix(la.rgb,e.toVec3()),la.a));let AT=null,ET=null;class wT extends pi{static get type(){return"RangeNode"}constructor(e=xn(),t=xn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Qs(t.value)),i=e.getTypeLength(Qs(r.value));return s>i?s:i}generateNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Xl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Qs(a)),d=e.getTypeLength(Qs(o));AT=AT||new s,ET=ET||new s,AT.setScalar(0),ET.setScalar(0),1===u?AT.setScalar(a):a.isColor?AT.set(a.r,a.g,a.b,1):AT.set(a.x,a.y,a.z||0,a.w||0),1===d?ET.setScalar(o):o.isColor?ET.set(o.r,o.g,o.b,1):ET.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew MT(e,t),LT=BT("numWorkgroups","uvec3"),PT=BT("workgroupId","uvec3"),FT=BT("globalId","uvec3"),UT=BT("localId","uvec3"),DT=BT("subgroupSize","uint");class IT extends pi{constructor(e){super(),this.scope=e,this.isBarrierNode=!0}setup(e){e.allowEarlyReturns=!1,e.allowGlobalVariables=!1}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const OT=un(IT);class VT extends gi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class kT extends pi{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Vs),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new VT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class GT extends pi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}generateNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=Ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}GT.ATOMIC_LOAD="atomicLoad",GT.ATOMIC_STORE="atomicStore",GT.ATOMIC_ADD="atomicAdd",GT.ATOMIC_SUB="atomicSub",GT.ATOMIC_MAX="atomicMax",GT.ATOMIC_MIN="atomicMin",GT.ATOMIC_AND="atomicAnd",GT.ATOMIC_OR="atomicOr",GT.ATOMIC_XOR="atomicXor";const zT=un(GT),$T=(e,t,r)=>zT(e,t,r).toStack();class WT extends fi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}generateNodeType(e){const t=this.method;return t===WT.SUBGROUP_ELECT?"bool":t===WT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===WT.SUBGROUP_BROADCAST||r===WT.SUBGROUP_SHUFFLE||r===WT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===WT.SUBGROUP_SHUFFLE_XOR||r===WT.SUBGROUP_SHUFFLE_DOWN||r===WT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}WT.SUBGROUP_ELECT="subgroupElect",WT.SUBGROUP_BALLOT="subgroupBallot",WT.SUBGROUP_ADD="subgroupAdd",WT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",WT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",WT.SUBGROUP_MUL="subgroupMul",WT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",WT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",WT.SUBGROUP_AND="subgroupAnd",WT.SUBGROUP_OR="subgroupOr",WT.SUBGROUP_XOR="subgroupXor",WT.SUBGROUP_MIN="subgroupMin",WT.SUBGROUP_MAX="subgroupMax",WT.SUBGROUP_ALL="subgroupAll",WT.SUBGROUP_ANY="subgroupAny",WT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",WT.QUAD_SWAP_X="quadSwapX",WT.QUAD_SWAP_Y="quadSwapY",WT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",WT.SUBGROUP_BROADCAST="subgroupBroadcast",WT.SUBGROUP_SHUFFLE="subgroupShuffle",WT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",WT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",WT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",WT.QUAD_BROADCAST="quadBroadcast";const HT=dn(WT,WT.SUBGROUP_ELECT).setParameterLength(0),qT=dn(WT,WT.SUBGROUP_BALLOT).setParameterLength(1),jT=dn(WT,WT.SUBGROUP_ADD).setParameterLength(1),XT=dn(WT,WT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),YT=dn(WT,WT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),KT=dn(WT,WT.SUBGROUP_MUL).setParameterLength(1),QT=dn(WT,WT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),ZT=dn(WT,WT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),JT=dn(WT,WT.SUBGROUP_AND).setParameterLength(1),e_=dn(WT,WT.SUBGROUP_OR).setParameterLength(1),t_=dn(WT,WT.SUBGROUP_XOR).setParameterLength(1),r_=dn(WT,WT.SUBGROUP_MIN).setParameterLength(1),s_=dn(WT,WT.SUBGROUP_MAX).setParameterLength(1),i_=dn(WT,WT.SUBGROUP_ALL).setParameterLength(0),n_=dn(WT,WT.SUBGROUP_ANY).setParameterLength(0),a_=dn(WT,WT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),o_=dn(WT,WT.QUAD_SWAP_X).setParameterLength(1),u_=dn(WT,WT.QUAD_SWAP_Y).setParameterLength(1),l_=dn(WT,WT.QUAD_SWAP_DIAGONAL).setParameterLength(1),d_=dn(WT,WT.SUBGROUP_BROADCAST).setParameterLength(2),c_=dn(WT,WT.SUBGROUP_SHUFFLE).setParameterLength(2),h_=dn(WT,WT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),p_=dn(WT,WT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),g_=dn(WT,WT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),m_=dn(WT,WT.QUAD_BROADCAST).setParameterLength(1);let f_;function y_(e){f_=f_||new WeakMap;let t=f_.get(e);return void 0===t&&f_.set(e,t={}),t}function b_(e){const t=y_(e);return t.shadowMatrix||(t.shadowMatrix=Aa("mat4").setGroup(Na).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function x_(e,t=gc){const r=b_(e).mul(t);return r.xyz.div(r.w)}function T_(e){const t=y_(e);return t.position||(t.position=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function __(e){const t=y_(e);return t.targetPosition||(t.targetPosition=Aa(new r).setGroup(Na).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function v_(e){const t=y_(e);return t.viewPosition||(t.viewPosition=Aa(new r).setGroup(Na).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const N_=e=>Od.transformDirection(T_(e).sub(__(e))),S_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},R_=new WeakMap,A_=[];class E_ extends pi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Gn("vec3","totalDiffuse"),this.totalSpecularNode=Gn("vec3","totalSpecular"),this.outgoingLightNode=Gn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(sn(e));else{let s=null;if(null!==r&&(s=S_(e.id,r)),null===s){const t=i.getLightNodeClass(e.constructor);if(null===t){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}!1===R_.has(e)&&R_.set(e,new t(e)),s=R_.get(e)}t.push(s)}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=En(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class w_ extends pi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ii.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){C_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||gc)}}const C_=Gn("vec3","shadowPositionWorld");function M_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function B_(e,t){return t=M_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function L_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function P_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function F_(e,t){return t=P_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function U_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function D_(e,t,r){return r=F_(t,r=B_(e,r))}function I_(e,t,r){L_(e,r),U_(t,r)}var O_=Object.freeze({__proto__:null,resetRendererAndSceneState:D_,resetRendererState:B_,resetSceneState:F_,restoreRendererAndSceneState:I_,restoreRendererState:L_,restoreSceneState:U_,saveRendererAndSceneState:function(e,t,r={}){return r=P_(t,r=M_(e,r))},saveRendererState:M_,saveSceneState:P_});const V_=new WeakMap,k_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Zl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),G_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Yc("radius","float",r).setGroup(Na),o=Nn(1).div(n),u=a.mul(o.x),l=yx(pd.xy).mul(6.28318530718);return Ua(i(t.xy.add(bx(0,5,l).mul(u)),t.z),i(t.xy.add(bx(1,5,l).mul(u)),t.z),i(t.xy.add(bx(2,5,l).mul(u)),t.z),i(t.xy.add(bx(3,5,l).mul(u)),t.z),i(t.xy.add(bx(4,5,l).mul(u)),t.z)).mul(.2)}),z_=pn(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Zl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Yc("mapSize","vec2",r).setGroup(Na),a=Nn(1).div(n),o=a.x,u=a.y,l=t.xy,d=Eo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ua(i(l,t.z),i(l.add(Nn(o,0)),t.z),i(l.add(Nn(0,u)),t.z),i(l.add(a),t.z),mu(i(l.add(Nn(o.negate(),0)),t.z),i(l.add(Nn(o.mul(2),0)),t.z),d.x),mu(i(l.add(Nn(o.negate(),u)),t.z),i(l.add(Nn(o.mul(2),u)),t.z),d.x),mu(i(l.add(Nn(0,u.negate())),t.z),i(l.add(Nn(0,u.mul(2))),t.z),d.y),mu(i(l.add(Nn(o,u.negate())),t.z),i(l.add(Nn(o,u.mul(2))),t.z),d.y),mu(mu(i(l.add(Nn(o.negate(),u.negate())),t.z),i(l.add(Nn(o.mul(2),u.negate())),t.z),d.x),mu(i(l.add(Nn(o.negate(),u.mul(2))),t.z),i(l.add(Nn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),$_=pn(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Zl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=tu(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?ru(n,t.z):ru(t.z,n),u=xn(1).toVar();return fn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=fu(Da(r,.3).div(.65)),u.assign(tu(o,r))}),u}),W_=e=>{let t=V_.get(e);return void 0===t&&(t=new bg,t.colorNode=Bn(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=re,t.fog=!1,V_.set(e,t)),t},H_=e=>{const t=V_.get(e);void 0!==t&&(t.dispose(),V_.delete(e))},q_=new fy,j_=[],X_=(e,t,r,s)=>{j_[0]=e,j_[1]=t;let i=q_.get(j_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===pt)&&(s&&(Js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,q_.set(j_,i)),j_[0]=null,j_[1]=null,i},Y_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanVertical"),a=xn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),K_=pn(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=xn(0).toVar("meanHorizontal"),a=xn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(xn(1)).select(xn(0),xn(2).div(e.sub(1))),u=e.lessThanEqual(xn(1)).select(xn(0),xn(-1));Fp({start:Tn(0),end:Tn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(xn(e).mul(o));let d=s.sample(Ua(pd.xy,Nn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ua(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=vo(a.sub(n.mul(n)).max(0));return Nn(n,l)}),Q_=[k_,G_,z_,$_];let Z_;const J_=new dx;class ev extends w_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,xn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Yc("bias","float",r).setGroup(Na);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Yc("near","float",r.camera).setGroup(Na),s=Yc("far","float",r.camera).setGroup(Na);n=og(e.negate(),t,s)}return a=En(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return Q_[e]}setupRenderTarget(e,t){const r=new Z(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,u=t.hasCompatibility(A.TEXTURE_COMPARE);if(o!==ct&&o!==ht||!u?(n.minFilter=B,n.magFilter=B):(n.minFilter=le,n.magFilter=le),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===pt&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$,type:Te,depthBuffer:!1}));let t=Zl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Zl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Yc("blurSamples","float",i).setGroup(Na),o=Yc("radius","float",i).setGroup(Na),u=Yc("mapSize","vec2",i).setGroup(Na);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new bg);l.fragmentNode=Y_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new bg),l.fragmentNode=K_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const l=Yc("intensity","float",i).setGroup(Na),d=Yc("normalBias","float",i).setGroup(Na),c=b_(s),h=wc.mul(d);let p;if(!t.highPrecision||e.material.receivedShadowPositionNode||e.context.shadowPositionWorld)p=c.mul(C_.add(h));else{p=Aa("mat4").onObjectUpdate(({object:e},t)=>t.value.multiplyMatrices(c.value,e.matrixWorld)).mul(hc).add(c.mul(Bn(h,0)))}const g=this.setupShadowCoord(e,p),m=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const f=o===pt&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,y=this.setupShadowFilter(e,{filterFn:m,shadowTexture:a.texture,depthTexture:f,shadowCoord:g,shadow:i,depthLayer:this.depthLayer});let b,x;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?b=qc(a.texture,g.xyz):(b=Zl(a.texture,g),n.isArrayTexture&&(b=b.depth(this.depthLayer)))),x=b?mu(1,y.rgb.mix(b,1),l.mul(b.a)).toVar():mu(1,y,l).toVar(),this.shadowMap=a,this.shadow.map=a;const T=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return b&&x.toInspector(`${T} / Color`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture):Zl(this.shadowMap.texture)),x.toInspector(`${T} / Depth`,()=>this.shadowMap.texture.isCubeTexture?qc(this.shadowMap.texture).r.oneMinus():Jl(this.shadowMap.depthTexture,$l().mul(Hl(Zl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return pn(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");Z_=D_(i,n,Z_),n.overrideMaterial=W_(r),i.setRenderObjectFunction(X_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===pt&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,I_(i,n,Z_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),J_.material=this.vsmMaterialVertical,J_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),J_.material=this.vsmMaterialHorizontal,J_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,H_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const tv=(e,t)=>new ev(e,t),rv=new e,sv=new a,iv=new r,nv=new r,av=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],ov=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],uv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],lv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],dv=pn(({depthTexture:e,bd3D:t,dp:r})=>qc(e,t).compare(r)),cv=pn(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Yc("radius","float",s).setGroup(Na),n=Yc("mapSize","vec2",s).setGroup(Na),a=i.div(n.x),o=ko(t),u=Ao(ou(t,o.x.greaterThan(o.z).select(En(0,1,0),En(1,0,0)))),l=ou(t,u),d=yx(pd.xy).mul(6.28318530718),c=bx(0,5,d),h=bx(1,5,d),p=bx(2,5,d),g=bx(3,5,d),m=bx(4,5,d);return qc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(qc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(qc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),hv=pn(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.near),l=Aa("float").setGroup(Na).onRenderUpdate(()=>s.camera.far),d=Yc("bias","float",s).setGroup(Na),c=xn(1).toVar();return fn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=ng(o.negate(),u,l),r.subAssign(d)):(r=ig(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class pv extends ev{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===gt?dv:cv}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return hv({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new mt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?M:w;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?av:uv,d=u?ov:lv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(rv),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),iv.setFromMatrixPosition(s.matrixWorld),a.position.copy(iv),nv.copy(a.position),nv.add(l[e]),a.up.copy(d[e]),a.lookAt(nv),a.updateMatrixWorld(),o.makeTranslation(-iv.x,-iv.y,-iv.z),sv.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(sv,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const gv=(e,t)=>new pv(e,t);class mv extends Gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Aa(this.color).setGroup(Na),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ii.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return v_(this.light).sub(e.context.positionView||fc)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return tv(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?sn(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const fv=pn(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),yv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=fv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class bv extends mv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(2).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return gv(this.light)}setupDirect(e){return yv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const xv=pn(([e=$l()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),Tv=pn(([e=$l()],{renderer:t,material:r})=>{const s=gu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=xn(s.fwidth()).toVar();i=xu(e.oneMinus(),e.add(1),s).oneMinus()}else i=wu(s.greaterThan(1),0,1);return i}),_v=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=vn(e).toVar();return wu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),vv=pn(([e,t])=>{const r=vn(t).toVar(),s=xn(e).toVar();return wu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Nv=pn(([e])=>{const t=xn(e).toVar();return Tn(So(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Sv=pn(([e,t])=>{const r=xn(e).toVar();return t.assign(Nv(r)),r.sub(xn(t))}),Rv=Ub([pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=xn(s).toVar(),l=xn(r).toVar(),d=xn(t).toVar(),c=xn(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),pn(([e,t,r,s,i,n])=>{const a=xn(n).toVar(),o=xn(i).toVar(),u=En(s).toVar(),l=En(r).toVar(),d=En(t).toVar(),c=En(e).toVar(),h=xn(Da(1,o)).toVar();return Da(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Av=Ub([pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=xn(o).toVar(),m=xn(a).toVar(),f=xn(n).toVar(),y=xn(i).toVar(),b=xn(s).toVar(),x=xn(r).toVar(),T=xn(t).toVar(),_=xn(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),pn(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=xn(d).toVar(),h=xn(l).toVar(),p=xn(u).toVar(),g=En(o).toVar(),m=En(a).toVar(),f=En(n).toVar(),y=En(i).toVar(),b=En(s).toVar(),x=En(r).toVar(),T=En(t).toVar(),_=En(e).toVar(),v=xn(Da(1,p)).toVar(),N=xn(Da(1,h)).toVar();return xn(Da(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),Ev=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=_n(e).toVar(),a=_n(n.bitAnd(_n(7))).toVar(),o=xn(_v(a.lessThan(_n(4)),i,s)).toVar(),u=xn(Ia(2,_v(a.lessThan(_n(4)),s,i))).toVar();return vv(o,vn(a.bitAnd(_n(1)))).add(vv(u,vn(a.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),wv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=_n(e).toVar(),u=_n(o.bitAnd(_n(15))).toVar(),l=xn(_v(u.lessThan(_n(8)),a,n)).toVar(),d=xn(_v(u.lessThan(_n(4)),n,_v(u.equal(_n(12)).or(u.equal(_n(14))),a,i))).toVar();return vv(l,vn(u.bitAnd(_n(1)))).add(vv(d,vn(u.bitAnd(_n(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Cv=Ub([Ev,wv]),Mv=pn(([e,t,r])=>{const s=xn(r).toVar(),i=xn(t).toVar(),n=Cn(e).toVar();return En(Cv(n.x,i,s),Cv(n.y,i,s),Cv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Bv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=xn(t).toVar(),o=Cn(e).toVar();return En(Cv(o.x,a,n,i),Cv(o.y,a,n,i),Cv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Lv=Ub([Mv,Bv]),Pv=pn(([e])=>{const t=xn(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Fv=pn(([e])=>{const t=xn(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Uv=Ub([Pv,pn(([e])=>{const t=En(e).toVar();return Ia(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Dv=Ub([Fv,pn(([e])=>{const t=En(e).toVar();return Ia(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Iv=pn(([e,t])=>{const r=Tn(t).toVar(),s=_n(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Tn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Ov=pn(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Iv(r,Tn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Iv(r,Tn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Iv(e,Tn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Iv(t,Tn(4))),t.addAssign(e)}),Vv=pn(([e,t,r])=>{const s=_n(r).toVar(),i=_n(t).toVar(),n=_n(e).toVar();return s.bitXorAssign(i),s.subAssign(Iv(i,Tn(14))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(11))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(25))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(16))),n.bitXorAssign(s),n.subAssign(Iv(s,Tn(4))),i.bitXorAssign(n),i.subAssign(Iv(n,Tn(14))),s.bitXorAssign(i),s.subAssign(Iv(i,Tn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),kv=pn(([e])=>{const t=_n(e).toVar();return xn(t).div(xn(_n(Tn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gv=pn(([e])=>{const t=xn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),zv=Ub([pn(([e])=>{const t=Tn(e).toVar(),r=_n(_n(1)).toVar(),s=_n(_n(Tn(3735928559)).add(r.shiftLeft(_n(2))).add(_n(13))).toVar();return Vv(s.add(_n(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(_n(2)).toVar(),n=_n().toVar(),a=_n().toVar(),o=_n().toVar();return n.assign(a.assign(o.assign(_n(Tn(3735928559)).add(i.shiftLeft(_n(2))).add(_n(13))))),n.addAssign(_n(s)),a.addAssign(_n(r)),Vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(_n(3)).toVar(),o=_n().toVar(),u=_n().toVar(),l=_n().toVar();return o.assign(u.assign(l.assign(_n(Tn(3735928559)).add(a.shiftLeft(_n(2))).add(_n(13))))),o.addAssign(_n(n)),u.addAssign(_n(i)),l.addAssign(_n(s)),Vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),pn(([e,t,r,s])=>{const i=Tn(s).toVar(),n=Tn(r).toVar(),a=Tn(t).toVar(),o=Tn(e).toVar(),u=_n(_n(4)).toVar(),l=_n().toVar(),d=_n().toVar(),c=_n().toVar();return l.assign(d.assign(c.assign(_n(Tn(3735928559)).add(u.shiftLeft(_n(2))).add(_n(13))))),l.addAssign(_n(o)),d.addAssign(_n(a)),c.addAssign(_n(n)),Ov(l,d,c),l.addAssign(_n(i)),Vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),pn(([e,t,r,s,i])=>{const n=Tn(i).toVar(),a=Tn(s).toVar(),o=Tn(r).toVar(),u=Tn(t).toVar(),l=Tn(e).toVar(),d=_n(_n(5)).toVar(),c=_n().toVar(),h=_n().toVar(),p=_n().toVar();return c.assign(h.assign(p.assign(_n(Tn(3735928559)).add(d.shiftLeft(_n(2))).add(_n(13))))),c.addAssign(_n(l)),h.addAssign(_n(u)),p.addAssign(_n(o)),Ov(c,h,p),c.addAssign(_n(a)),h.addAssign(_n(n)),Vv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),$v=Ub([pn(([e,t])=>{const r=Tn(t).toVar(),s=Tn(e).toVar(),i=_n(zv(s,r)).toVar(),n=Cn().toVar();return n.x.assign(i.bitAnd(Tn(255))),n.y.assign(i.shiftRight(Tn(8)).bitAnd(Tn(255))),n.z.assign(i.shiftRight(Tn(16)).bitAnd(Tn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),pn(([e,t,r])=>{const s=Tn(r).toVar(),i=Tn(t).toVar(),n=Tn(e).toVar(),a=_n(zv(n,i,s)).toVar(),o=Cn().toVar();return o.x.assign(a.bitAnd(Tn(255))),o.y.assign(a.shiftRight(Tn(8)).bitAnd(Tn(255))),o.z.assign(a.shiftRight(Tn(16)).bitAnd(Tn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Wv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=xn(Rv(Cv(zv(r,s),i,n),Cv(zv(r.add(Tn(1)),s),i.sub(1),n),Cv(zv(r,s.add(Tn(1))),i,n.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=xn(Av(Cv(zv(r,s,i),n,a,o),Cv(zv(r.add(Tn(1)),s,i),n.sub(1),a,o),Cv(zv(r,s.add(Tn(1)),i),n,a.sub(1),o),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Cv(zv(r,s,i.add(Tn(1))),n,a,o.sub(1)),Cv(zv(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Cv(zv(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Cv(zv(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Hv=Ub([pn(([e])=>{const t=Nn(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=xn(Sv(t.x,r)).toVar(),n=xn(Sv(t.y,s)).toVar(),a=xn(Gv(i)).toVar(),o=xn(Gv(n)).toVar(),u=En(Rv(Lv($v(r,s),i,n),Lv($v(r.add(Tn(1)),s),i.sub(1),n),Lv($v(r,s.add(Tn(1))),i,n.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Uv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn().toVar(),s=Tn().toVar(),i=Tn().toVar(),n=xn(Sv(t.x,r)).toVar(),a=xn(Sv(t.y,s)).toVar(),o=xn(Sv(t.z,i)).toVar(),u=xn(Gv(n)).toVar(),l=xn(Gv(a)).toVar(),d=xn(Gv(o)).toVar(),c=En(Av(Lv($v(r,s,i),n,a,o),Lv($v(r.add(Tn(1)),s,i),n.sub(1),a,o),Lv($v(r,s.add(Tn(1)),i),n,a.sub(1),o),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i),n.sub(1),a.sub(1),o),Lv($v(r,s,i.add(Tn(1))),n,a,o.sub(1)),Lv($v(r.add(Tn(1)),s,i.add(Tn(1))),n.sub(1),a,o.sub(1)),Lv($v(r,s.add(Tn(1)),i.add(Tn(1))),n,a.sub(1),o.sub(1)),Lv($v(r.add(Tn(1)),s.add(Tn(1)),i.add(Tn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Dv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),qv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return kv(zv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return kv(zv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return kv(zv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return kv(zv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),jv=Ub([pn(([e])=>{const t=xn(e).toVar(),r=Tn(Nv(t)).toVar();return En(kv(zv(r,Tn(0))),kv(zv(r,Tn(1))),kv(zv(r,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),pn(([e])=>{const t=Nn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar();return En(kv(zv(r,s,Tn(0))),kv(zv(r,s,Tn(1))),kv(zv(r,s,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),pn(([e])=>{const t=En(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar();return En(kv(zv(r,s,i,Tn(0))),kv(zv(r,s,i,Tn(1))),kv(zv(r,s,i,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),pn(([e])=>{const t=Bn(e).toVar(),r=Tn(Nv(t.x)).toVar(),s=Tn(Nv(t.y)).toVar(),i=Tn(Nv(t.z)).toVar(),n=Tn(Nv(t.w)).toVar();return En(kv(zv(r,s,i,n,Tn(0))),kv(zv(r,s,i,n,Tn(1))),kv(zv(r,s,i,n,Tn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Xv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=xn(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Yv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(0).toVar(),l=xn(1).toVar();return Fp(a,()=>{u.addAssign(l.mul(Hv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Kv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar();return Nn(Xv(o,a,n,i),Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Qv=pn(([e,t,r,s])=>{const i=xn(s).toVar(),n=xn(r).toVar(),a=Tn(t).toVar(),o=En(e).toVar(),u=En(Yv(o,a,n,i)).toVar(),l=xn(Xv(o.add(En(Tn(19),Tn(193),Tn(17))),a,n,i)).toVar();return Bn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Zv=Ub([pn(([e,t,r,s,i,n,a])=>{const o=Tn(a).toVar(),u=xn(n).toVar(),l=Tn(i).toVar(),d=Tn(s).toVar(),c=Tn(r).toVar(),h=Tn(t).toVar(),p=Nn(e).toVar(),g=En(jv(Nn(h.add(d),c.add(l)))).toVar(),m=Nn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=Nn(Nn(xn(h),xn(c)).add(m)).toVar(),y=Nn(f.sub(p)).toVar();return fn(o.equal(Tn(2)),()=>ko(y.x).add(ko(y.y))),fn(o.equal(Tn(3)),()=>tu(ko(y.x),ko(y.y))),au(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),pn(([e,t,r,s,i,n,a,o,u])=>{const l=Tn(u).toVar(),d=xn(o).toVar(),c=Tn(a).toVar(),h=Tn(n).toVar(),p=Tn(i).toVar(),g=Tn(s).toVar(),m=Tn(r).toVar(),f=Tn(t).toVar(),y=En(e).toVar(),b=En(jv(En(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=En(En(xn(f),xn(m),xn(g)).add(b)).toVar(),T=En(x.sub(y)).toVar();return fn(l.equal(Tn(2)),()=>ko(T.x).add(ko(T.y)).add(ko(T.z))),fn(l.equal(Tn(3)),()=>tu(ko(T.x),ko(T.y),ko(T.z))),au(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=xn(1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();l.assign(eu(l,r))})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),eN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=Nn(1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),tN=pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=Nn(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Nn(Sv(n.x,a),Sv(n.y,o)).toVar(),l=En(1e6,1e6,1e6).toVar();return Fp({start:-1,end:Tn(1),name:"x",condition:"<="},({x:e})=>{Fp({start:-1,end:Tn(1),name:"y",condition:"<="},({y:t})=>{const r=xn(Zv(u,e,t,a,o,i,s)).toVar();fn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),fn(s.equal(Tn(0)),()=>{l.assign(vo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),rN=Ub([Jv,pn(([e,t,r])=>{const s=Tn(r).toVar(),i=xn(t).toVar(),n=En(e).toVar(),a=Tn().toVar(),o=Tn().toVar(),u=Tn().toVar(),l=En(Sv(n.x,a),Sv(n.y,o),Sv(n.z,u)).toVar(),d=xn(1e6).toVar();return 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s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of li)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${QN(n.r)}, ${QN(n.g)}, ${QN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new _N(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=qs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return KN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof xt||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=tb(this.stack);const e=mn();return this.stacks.push(e),gn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,gn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t,r=null){const s=this.getDataFromNode(e,"vertex");let i=s.bufferAttribute;if(void 0===i){const n=this.uniforms.index++;null===r&&(r="nodeAttribute"+n),i=new _N(r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new wN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new vN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new NN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new SN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new RN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=this.renderer.backend;let r=XN.get(t);void 0===r&&(r=new WeakMap,XN.set(t,r));let s=r.get(e);if(void 0===s){s=new xT;const t=this.currentFunctionNode;this.currentFunctionNode=s,s.code=this.buildFunctionCode(e),this.currentFunctionNode=t,r.set(e,s)}return s}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Jy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new EN,this.stack=tb();for(const r of ui)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e,t=!1){const r=[],s=this.vars[e];if(void 0!==s)for(const e of s)r.push(`${this.getVar(e.type,e.name,e.count)};`);return r.join(t?"\n":"\n\t")}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}prebuild(){const{object:e,renderer:t,material:r}=this;if(!0===t.contextNode.isContextNode?this.context={...this.context,...t.contextNode.getFlowContextData()}:o('NodeBuilder: "renderer.contextNode" must be an instance of `context()`.'),r&&r.contextNode&&(!0===r.contextNode.isContextNode?this.context={...this.context,...r.contextNode.getFlowContextData()}:o('NodeBuilder: "material.contextNode" must be an instance of `context()`.')),null!==r){let e=t.library.fromMaterial(r);null===e&&(o(`NodeBuilder: Material "${r.type}" is not compatible.`),e=new bg),e.build(this)}else this.addFlow("compute",e)}build(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}async buildAsync(){this.prebuild();for(const e of ui){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of li){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this);await Tt()}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=YN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new ON(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new VN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new kN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new GN(e);else if("color"===t)s=new zN(e);else if("mat2"===t)s=new $N(e);else if("mat3"===t)s=new WN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new HN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${_t} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Js(this.object).useVelocity}}class JN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ii.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ii.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ii.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ii.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ii.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class eS{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}eS.isNodeFunctionInput=!0;class tS extends mv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class rS extends mv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:N_(this.light),lightColor:e}}}class sS extends mv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=T_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Aa(new e).setGroup(Na)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=wc.dot(s).mul(.5).add(.5),n=mu(r,t,i);e.context.irradiance.addAssign(n)}}class iS extends mv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Aa(0).setGroup(Na),this.penumbraCosNode=Aa(0).setGroup(Na),this.cutoffDistanceNode=Aa(0).setGroup(Na),this.decayExponentNode=Aa(0).setGroup(Na),this.colorNode=Aa(this.color).setGroup(Na)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return xu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=x_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(N_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=fv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Zl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class nS extends iS{static get type(){return"IESSpotLightNode"}constructor(e=null){super(e),this._iesTextureNode=null}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);this._iesTextureNode=Zl(r,Nn(e,0),0),s=this._iesTextureNode.r}else s=super.getSpotAttenuation(e,t);return s}update(e){super.update(e),null!==this._iesTextureNode&&this.light.iesMap&&(this._iesTextureNode.value=this.light.iesMap)}}class aS extends mv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=id(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gN(wc,this.lightProbe);e.context.irradiance.addAssign(t)}}const oS=pn(([e,t])=>{const r=e.abs().sub(t);return zo(tu(r,0)).add(eu(tu(r.x,r.y),0))});class uS extends iS{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=xn(0),r=this.penumbraCosNode,s=b_(this.light).mul(e.context.positionWorld||gc);return fn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=oS(e.xy.sub(Nn(.5)),Nn(.5)),n=Oa(-1,Da(1,Do(r)).sub(1));t.assign(yu(i.mul(-2).mul(n)))}),t}}const lS=new a,dS=new a;let cS=null;class hS extends mv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Aa(new r).setGroup(Na),this.halfWidth=Aa(new r).setGroup(Na),this.updateType=ii.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;dS.identity(),lS.copy(t.matrixWorld),lS.premultiply(r),dS.extractRotation(lS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(dS),this.halfHeight.value.applyMatrix4(dS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Zl(cS.LTC_FLOAT_1),r=Zl(cS.LTC_FLOAT_2)):(t=Zl(cS.LTC_HALF_1),r=Zl(cS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:v_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){cS=e}}class pS{parseFunction(){d("Abstract function.")}}class gS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}gS.isNodeFunction=!0;const mS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,fS=/[a-z_0-9]+/gi,yS="#pragma main";class bS extends gS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(yS),r=-1!==t?e.slice(t+12):e,s=r.match(mS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=fS.exec(i));)n.push(a);const o=[];let u=0;for(;u{let r=this._createNodeBuilder(e,e.material);try{t?await r.buildAsync():r.build()}catch(s){r=this._createNodeBuilder(e,new bg),t?await r.buildAsync():r.build(),o("TSL: "+s)}return r})().then(e=>(s=this._createNodeBuilderState(e),i.set(n,s),s.usedTimes++,r.nodeBuilderState=s,s));{let t=this._createNodeBuilder(e,e.material);try{t.build()}catch(r){t=this._createNodeBuilder(e,new bg),t.build();let s=r.stackTrace;!s&&r.stack&&(s=new Vs(r.stack)),o("TSL: "+r,s)}s=this._createNodeBuilderState(t),i.set(n,s)}}s.usedTimes++,r.nodeBuilderState=s}return s}getForRenderAsync(e){const t=this.getForRender(e,!0);return t.then?t:Promise.resolve(t)}getForRenderDeferred(e){const t=this.get(e);if(void 0!==t.nodeBuilderState)return t.nodeBuilderState;const r=this.getForRenderCacheKey(e),s=this.nodeBuilderCache.get(r);return void 0!==s?(s.usedTimes++,t.nodeBuilderState=s,s):(!0!==t.pendingBuild&&(t.pendingBuild=!0,this._buildQueue.push(()=>this.getForRenderAsync(e).then(()=>{t.pendingBuild=!1})),this._processBuildQueue()),null)}_processBuildQueue(){if(this._buildInProgress||0===this._buildQueue.length)return;this._buildInProgress=!0;this._buildQueue.shift()().then(()=>{this._buildInProgress=!1,this._processBuildQueue()})}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;void 0!==t&&(t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e)))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r||t.version!==e.version){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r,t.version=e.version}return r}_createNodeBuilderState(e){return new TN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){TS[0]=e,TS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(TS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&_S.push(t.getCacheKey(!0)),i&&_S.push(i.getCacheKey()),n&&_S.push(n.getCacheKey()),_S.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),_S.push(this.renderer.shadowMap.enabled?1:0),_S.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=zs(_S),this.callHashCache.set(TS,s),_S.length=0}return TS[0]=null,TS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===ce||r.mapping===he||r.mapping===Ee){if(e.backgroundBlurriness>0||r.mapping===Ee)return Uf(r);{let e;return e=!0===r.isCubeTexture?qc(r):Zl(r),Pg(e)}}if(!0===r.isTexture)return Zl(r,cd.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Yc("color","color",r).setGroup(Na),t=Yc("density","float",r).setGroup(Na);return RT(e,NT(t))}if(r.isFog){const e=Yc("color","color",r).setGroup(Na),t=Yc("near","float",r).setGroup(Na),s=Yc("far","float",r).setGroup(Na);return RT(e,vT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?qc(r):!0===r.isTexture?Zl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}getOutputNode(e){const t=this.renderer;let r;return r=e.isArrayTexture?this.backend.isWebGLBackend?Zl(e,cd).depth(ad("gl_ViewID_OVR")).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).depth(vS).renderOutput(t.toneMapping,t.currentColorSpace):Zl(e,cd).renderOutput(t.toneMapping,t.currentColorSpace),r}setOutputLayerIndex(e){vS.value=e}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new JN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const SS=new ut;class RS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;iUl(e,i.toneMapping,i.outputColorSpace)}),DS.set(r,n))}else n=r;i.contextNode=n,i.setRenderTarget(t.renderTarget),t.rendercall(),i.contextNode=r}i.setRenderTarget(o),i._setXRLayerSize(a.x,a.y),this.isPresenting=n}getSession(){return this._session}async setSession(e){const t=this._renderer,r=t.backend;this._gl=t.getContext();const s=this._gl,i=s.getContextAttributes();if(this._session=e,null!==e){if(!0===r.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await r.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let r=null,n=null,a=null;t.depth&&(a=t.stencil?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24,r=t.stencil?qe:He,n=t.stencil?Ze:S);const o={colorFormat:s.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const u=this._glBinding.createProjectionLayer(o),l=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);const d=this._useMultiview?2:1,c=new Z(u.textureWidth,u.textureHeight,n,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new PS(u.textureWidth,u.textureHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,depthTexture:c,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new fe({color:16777215,side:"cylinder"===e.type?P:St}),e.plane.material.blending=Rt,e.plane.material.blendEquation=it,e.plane.material.blendSrc=At,e.plane.material.blendDst=At,e.xrlayer=this._createXRLayer(e),l.unshift(e.xrlayer);e.updateRenderState({layers:l})}else{const r={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new PS(i.framebufferWidth,i.framebufferHeight,{format:Ae,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;OS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function zS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function $S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new NS(this,r),this._animation=new my(this,this._nodes,this.info),this._attributes=new Ey(r,this.info),this._background=new yN(this,this._nodes),this._geometries=new By(this._attributes,this.info),this._textures=new Qy(this,r,this.info),this._pipelines=new Oy(r,this._nodes,this.info),this._bindings=new Vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ty(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Hy(this.lighting),this._bundles=new wS,this._renderContexts=new Yy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises;null===r&&(r=e);const l=!0===e.isScene?e:!0===r.isScene?r:HS,d=this.needsFrameBufferTarget&&null===this._renderTarget?this._getFrameBufferTarget():this._renderTarget||this._outputRenderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new RS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(l,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u;for(const e of p){const t=this._objects.get(e.object,e.material,e.scene,e.camera,e.lightsNode,e.renderContext,e.clippingContext,e.passId);t.drawRange=e.object.geometry.drawRange,t.group=e.group,this._geometries.updateForRender(t),await this._nodes.getForRenderAsync(t),this._nodes.updateBefore(t),this._nodes.updateForRender(t),this._bindings.updateForRender(t);const r=[];this._pipelines.getForRender(t,r),r.length>0&&await Promise.all(r),this._nodes.updateAfter(t),await Tt()}}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=uc,t.modelNormalViewMatrix=lc):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===uc&&e.modelNormalViewMatrix===lc}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_onError(e){let t=`WebGPURenderer: Uncaptured ${e.api} ${e.type}`;e.message&&(t+=`: ${e.message}`),o(t)}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i,a),u=this.backend.get(o),l=s.version!==u.version;if(l||void 0===u.bundleGPU){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t{u.removeEventListener("dispose",e),l.dispose(),this._frameBufferTargets.delete(u)};u.addEventListener("dispose",e),this._frameBufferTargets.set(u,l)}const d=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==d?l.setSize(d.width,d.height,d.depth):l.setSize(i,n,1);const c=this._outputRenderTarget?this._outputRenderTarget.viewport:u._viewport,h=this._outputRenderTarget?this._outputRenderTarget.scissor:u._scissor,g=this._outputRenderTarget?1:u._pixelRatio,f=this._outputRenderTarget?this._outputRenderTarget.scissorTest:u._scissorTest;return l.viewport.copy(c),l.scissor.copy(h),l.viewport.multiplyScalar(g),l.scissor.multiplyScalar(g),l.scissorTest=f,l.multiview=null!==d&&d.multiview,l.useArrayDepthTexture=null!==d&&d.useArrayDepthTexture,l.resolveDepthBuffer=null===d||d.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==d&&d._autoAllocateDepthBuffer,l}_renderScene(e,t,r=!0){if(!0===this._isDeviceLost)return;const s=r?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,n=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,u=this._handleObjectFunction;this._callDepth++;const l=!0===e.isScene?e:HS,d=this._renderTarget||this._outputRenderTarget,c=this._activeCubeFace,h=this._activeMipmapLevel;let p;if(null!==s?(p=s,this.setRenderTarget(p)):p=d,null!==p&&!0===p.depthBuffer){const e=this._textures.get(p);!0!==e.depthInitialized&&((!1===this.autoClear||!0===this.autoClear&&!1===this.autoClearDepth)&&this.clearDepth(),e.depthInitialized=!0)}const g=this._renderContexts.get(p,this._mrt,this._callDepth);this._currentRenderContext=g,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(g),this.inspector.beginRender(this.backend.getTimestampUID(g),e,t,p);const m=this.xr;if(!1===m.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const r=this.coordinateSystem;if(t.coordinateSystem!==r){if(t.coordinateSystem=r,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=r;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===m.enabled&&!0===m.isPresenting&&(!0===m.cameraAutoUpdate&&m.updateCamera(t),t=m.getCamera());const f=this._canvasTarget;let y=f._viewport,b=f._scissor,x=f._pixelRatio;null!==p&&(y=p.viewport,b=p.scissor,x=1),this.getDrawingBufferSize(qS),jS.set(0,0,qS.width,qS.height);const T=void 0===y.minDepth?0:y.minDepth,_=void 0===y.maxDepth?1:y.maxDepth;g.viewportValue.copy(y).multiplyScalar(x).floor(),g.viewportValue.width>>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(jS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(jS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new RS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?YS:XS;t.isArrayCamera||(KS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(KS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=qS.width,g.height=qS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(QS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._nodes.getOutputCacheKey();let r,s=this._quadCache.get(e.texture);if(void 0===s){r=new dx(new bg),r.name="Output Color Transform",r.material.name="outputColorTransform",r.material.fragmentNode=this._nodes.getOutputNode(e.texture),s={quad:r,cacheKey:t},this._quadCache.set(e.texture,s);const i=()=>{r.material.dispose(),this._quadCache.delete(e.texture),e.texture.removeEventListener("dispose",i)};e.texture.addEventListener("dispose",i)}else r=s.quad,s.cacheKey!==t&&(r.material.fragmentNode=this._nodes.getOutputNode(e.texture),r.material.needsUpdate=!0,s.cacheKey=t);const i=this.autoClear,n=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderOutputLayers(r,e),this.autoClear=i,this.xr.enabled=n}getMaxAnisotropy(){return this.backend.capabilities.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e,t=null,r=0,s=-1){if(null!==t&&t.isReadbackBuffer&&!1===this.info.memoryMap.has(t)){this.info.createReadbackBuffer(t);const e=()=>{t.removeEventListener("dispose",e),this.info.destroyReadbackBuffer(t)};t.addEventListener("dispose",e)}if(r%4!=0||s>0&&s%4!=0)throw new Error('THREE.Renderer: "getArrayBufferAsync()" offset and count must be a multiple of 4.');return await this.backend.getArrayBufferAsync(e,t,r,s)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s,null,-1),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel(),!0===s.depthBuffer&&(e.depthInitialized=!0)}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){if(!0===this._initialized){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose();for(const e of this._frameBufferTargets.keys())e.dispose();Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})}this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null);for(const e of this._frameBufferTargets.keys())e.dispose()}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=QS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=QS.copy(t).floor()}else t=QS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?YS:XS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&QS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(KS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,QS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?YS:XS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),QS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(KS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=P;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=St;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=F}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===pt?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:ZS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===F&&!1===i.forceSinglePass?(i.side=P,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=St,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=F):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){if(!1===this._initialized)throw new Error('Renderer: .hasCompatibility() called before the backend is initialized. Use "await renderer.init();" before using this method.');return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this._pipelines.isReady(u)&&(this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u))}_createObjectPipeline(e,t,r,s,i,n,a,o){if(null!==this._compilationPromises)return void this._compilationPromises.push({object:e,material:t,scene:r,camera:s,lightsNode:i,group:n,clippingContext:a,passId:o,renderContext:this._currentRenderContext});const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class eR{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}function tR(e){return e+(Ay-e%Ay)%Ay}class rR extends eR{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return tR(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}release(){this._buffer=null}}class sR extends rR{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let iR=0;class nR extends sR{constructor(e,t){super("UniformBuffer_"+iR++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get byteLength(){return tR(this.buffer.byteLength)}get buffer(){return this.nodeUniform.value}}class aR extends sR{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map,this._addedIndices=new Set}addUniformUpdateRange(e){const t=e.index;if(this._addedIndices.has(t))return;let r=this._updateRangeCache.get(t);void 0===r&&(r={start:0,count:0},this._updateRangeCache.set(t,r)),r.start=e.offset,r.count=e.itemSize,this._addedIndices.add(t),this.updateRanges.push(r)}clearUpdateRanges(){this._addedIndices.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=yR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=yR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return"fragment"===e&&0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${xR[s.interpolationType]||s.interpolationType} ${TR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${xR[e.interpolationType]||e.interpolationType} ${TR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":"nodeUniformDrawId"}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=bR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}bR[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];if(n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t,!0),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r,"vertex"===t){const e=this.renderer.backend.extensions;this.object.isBatchedMesh&&!1===e.has("WEBGL_multi_draw")&&(n.uniforms+="\nuniform uint nodeUniformDrawId;\n")}}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new hR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new pR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new gR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new nR(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new uR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let NR=null,SR=null;class RR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Ft.RENDER]:null,[Ft.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}createUniformBuffer(){}destroyUniformBuffer(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ft.COMPUTE:Ft.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getDrawingBufferSize(){return NR=NR||new t,this.renderer.getDrawingBufferSize(NR)}setScissorTest(){}getClearColor(){const e=this.renderer;return SR=SR||new Zy,e.getClearColor(SR),SR.getRGB(SR),SR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ut(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${_t} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let AR,ER,wR=0;class CR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class MR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:wR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new CR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e{t.buffer=null,t._mapped=!1,t.removeEventListener("release",e),t.removeEventListener("dispose",e)};t.addEventListener("release",e),t.addEventListener("dispose",e),d=new Uint8Array(new ArrayBuffer(l)),t.buffer=d.buffer}else d=new Uint8Array(t);return n.bindBuffer(n.COPY_READ_BUFFER,u),n.getBufferSubData(n.COPY_READ_BUFFER,r,d),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),t&&t.isReadbackBuffer?t:d.buffer}_createBuffer(e,t,r,s){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,r,s),e.bindBuffer(t,null),i}}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.parameters={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;AR={[it]:e.FUNC_ADD,[It]:e.FUNC_SUBTRACT,[Dt]:e.FUNC_REVERSE_SUBTRACT},ER={[At]:e.ZERO,[Ht]:e.ONE,[Wt]:e.SRC_COLOR,[rt]:e.SRC_ALPHA,[$t]:e.SRC_ALPHA_SATURATE,[zt]:e.DST_COLOR,[Gt]:e.DST_ALPHA,[kt]:e.ONE_MINUS_SRC_COLOR,[st]:e.ONE_MINUS_SRC_ALPHA,[Vt]:e.ONE_MINUS_DST_COLOR,[Ot]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),r=e.getParameter(e.VIEWPORT);this.currentScissor=(new s).fromArray(t),this.currentViewport=(new s).fromArray(r),this._tempVec4=new s}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;e!==qt?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(e===jt?t.cullFace(t.BACK):e===Xt?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:r}=this;e!==t&&(r.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,r){const s=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let n=0;n0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let PR,FR,UR,DR=!1;class IR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===DR&&(this._init(),DR=!0)}_init(){const e=this.gl;PR={[zr]:e.REPEAT,[_e]:e.CLAMP_TO_EDGE,[Gr]:e.MIRRORED_REPEAT},FR={[B]:e.NEAREST,[$r]:e.NEAREST_MIPMAP_NEAREST,[bt]:e.NEAREST_MIPMAP_LINEAR,[le]:e.LINEAR,[yt]:e.LINEAR_MIPMAP_NEAREST,[Q]:e.LINEAR_MIPMAP_LINEAR},UR={[jr]:e.NEVER,[qr]:e.ALWAYS,[E]:e.LESS,[w]:e.LEQUAL,[Hr]:e.EQUAL,[M]:e.GEQUAL,[C]:e.GREATER,[Wr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i,n=!1){const{gl:a,extensions:o}=this;if(null!==e){if(void 0!==a[e])return a[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let u=null;s&&(u=o.get("EXT_texture_norm16"),u||d("WebGLRenderer: Unable to use normalized textures without EXT_texture_norm16 extension"));let l=t;if(t===a.RED&&(r===a.FLOAT&&(l=a.R32F),r===a.HALF_FLOAT&&(l=a.R16F),r===a.UNSIGNED_BYTE&&(l=a.R8),r===a.BYTE&&(l=a.R8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.R16_EXT),r===a.SHORT&&u&&(l=u.R16_SNORM_EXT)),t===a.RED_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.R8UI),r===a.UNSIGNED_SHORT&&(l=a.R16UI),r===a.UNSIGNED_INT&&(l=a.R32UI),r===a.BYTE&&(l=a.R8I),r===a.SHORT&&(l=a.R16I),r===a.INT&&(l=a.R32I)),t===a.RG&&(r===a.FLOAT&&(l=a.RG32F),r===a.HALF_FLOAT&&(l=a.RG16F),r===a.UNSIGNED_BYTE&&(l=a.RG8),r===a.BYTE&&(l=a.RG8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RG16_EXT),r===a.SHORT&&u&&(l=u.RG16_SNORM_EXT)),t===a.RG_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RG8UI),r===a.UNSIGNED_SHORT&&(l=a.RG16UI),r===a.UNSIGNED_INT&&(l=a.RG32UI),r===a.BYTE&&(l=a.RG8I),r===a.SHORT&&(l=a.RG16I),r===a.INT&&(l=a.RG32I)),t===a.RGB){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGB32F),r===a.HALF_FLOAT&&(l=a.RGB16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8:a.RGB8),r===a.BYTE&&(l=a.RGB8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGB16_EXT),r===a.SHORT&&u&&(l=u.RGB16_SNORM_EXT),r===a.UNSIGNED_SHORT_5_6_5&&(l=a.RGB565),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGB4),r===a.UNSIGNED_INT_5_9_9_9_REV&&(l=a.RGB9_E5),r===a.UNSIGNED_INT_10F_11F_11F_REV&&(l=a.R11F_G11F_B10F)}if(t===a.RGB_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGB8UI),r===a.UNSIGNED_SHORT&&(l=a.RGB16UI),r===a.UNSIGNED_INT&&(l=a.RGB32UI),r===a.BYTE&&(l=a.RGB8I),r===a.SHORT&&(l=a.RGB16I),r===a.INT&&(l=a.RGB32I)),t===a.RGBA){const e=n?Xr:p.getTransfer(i);r===a.FLOAT&&(l=a.RGBA32F),r===a.HALF_FLOAT&&(l=a.RGBA16F),r===a.UNSIGNED_BYTE&&(l=e===g?a.SRGB8_ALPHA8:a.RGBA8),r===a.BYTE&&(l=a.RGBA8_SNORM),r===a.UNSIGNED_SHORT&&u&&(l=u.RGBA16_EXT),r===a.SHORT&&u&&(l=u.RGBA16_SNORM_EXT),r===a.UNSIGNED_SHORT_4_4_4_4&&(l=a.RGBA4),r===a.UNSIGNED_SHORT_5_5_5_1&&(l=a.RGB5_A1)}return t===a.RGBA_INTEGER&&(r===a.UNSIGNED_BYTE&&(l=a.RGBA8UI),r===a.UNSIGNED_SHORT&&(l=a.RGBA16UI),r===a.UNSIGNED_INT&&(l=a.RGBA32UI),r===a.BYTE&&(l=a.RGBA8I),r===a.SHORT&&(l=a.RGBA16I),r===a.INT&&(l=a.RGBA32I)),t===a.DEPTH_COMPONENT&&(r===a.UNSIGNED_SHORT&&(l=a.DEPTH_COMPONENT16),r===a.UNSIGNED_INT&&(l=a.DEPTH_COMPONENT24),r===a.FLOAT&&(l=a.DEPTH_COMPONENT32F)),t===a.DEPTH_STENCIL&&r===a.UNSIGNED_INT_24_8&&(l=a.DEPTH24_STENCIL8),l!==a.R16F&&l!==a.R32F&&l!==a.RG16F&&l!==a.RG32F&&l!==a.RGBA16F&&l!==a.RGBA32F||o.get("EXT_color_buffer_float"),l}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,{state:n}=this.backend,a=p.getPrimaries(p.workingColorSpace),o=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),u=t.colorSpace===T||a===o?r.NONE:r.BROWSER_DEFAULT_WEBGL;n.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,u),r.texParameteri(e,r.TEXTURE_WRAP_S,PR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,PR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,PR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,FR[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,d=t.minFilter===le&&l?Q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,FR[d]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,UR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===B)return;if(t.minFilter!==bt&&t.minFilter!==Q)return;if(t.type===Y&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.capabilities.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.normalized,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{state:i}=s,{textureGPU:n,glTextureType:a,glFormat:o,glType:u}=s.get(t),{width:l,height:d}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(a,n),i.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),i.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(a,0,0,0,l,d,o,u,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=Yr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else if(e.isHTMLTexture)"function"==typeof r.texElementImage2D&&r.texElementImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function OR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class VR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class kR{constructor(e){this.backend=e,this.maxAnisotropy=null,this.maxUniformBlockSize=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}getUniformBufferLimit(){if(null!==this.maxUniformBlockSize)return this.maxUniformBlockSize;const e=this.backend.gl;return this.maxUniformBlockSize=e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE),this.maxUniformBlockSize}}const GR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class zR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGLTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class HR extends RR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new VR(this),this.capabilities=new kR(this),this.attributeUtils=new MR(this),this.textureUtils=new IR(this),this.bufferRenderer=new zR(this),this.state=new BR(this),this.utils=new LR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),t.reversedDepthBuffer&&(this.extensions.has("EXT_clip_control")?e.reversedDepthBuffer=!0:(d("WebGPURenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer."),e.reversedDepthBuffer=!1)),e.reversedDepthBuffer&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new WR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1?t.renderInstances(r,s,i):t.render(r,s)}draw(e){const{object:t,pipeline:r,material:s,context:i,hardwareClippingPlanes:n}=e,{programGPU:a}=this.get(r),{gl:o,state:u}=this,l=this.get(i),d=e.getDrawParameters();if(null===d)return;this._bindUniforms(e.getBindings());const c=t.isMesh&&t.matrixWorld.determinant()<0;u.setMaterial(s,c,n),null!==i.mrt&&null!==i.textures&&u.setMRTBlending(i.textures,i.mrt,s),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n,pipeline:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eGR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Xy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const qR="point-list",jR="line-list",XR="line-strip",YR="triangle-list",KR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},QR="never",ZR="less",JR="equal",eA="less-equal",tA="greater",rA="not-equal",sA="greater-equal",iA="always",nA="store",aA="load",oA="clear",uA="ccw",lA="cw",dA="none",cA="back",hA="uint16",pA="uint32",gA="r8unorm",mA="r8snorm",fA="r8uint",yA="r8sint",bA="r16uint",xA="r16sint",TA="r16float",_A="rg8unorm",vA="rg8snorm",NA="rg8uint",SA="rg8sint",RA="r16unorm",AA="r16snorm",EA="r32uint",wA="r32sint",CA="r32float",MA="rg16uint",BA="rg16sint",LA="rg16float",PA="rgba8unorm",FA="rgba8unorm-srgb",UA="rgba8snorm",DA="rgba8uint",IA="rgba8sint",OA="bgra8unorm",VA="bgra8unorm-srgb",kA="rg16unorm",GA="rg16snorm",zA="rgb9e5ufloat",$A="rgb10a2unorm",WA="rg11b10ufloat",HA="rg32uint",qA="rg32sint",jA="rg32float",XA="rgba16uint",YA="rgba16sint",KA="rgba16float",QA="rgba16unorm",ZA="rgba16snorm",JA="rgba32uint",eE="rgba32sint",tE="rgba32float",rE="depth16unorm",sE="depth24plus",iE="depth24plus-stencil8",nE="depth32float",aE="depth32float-stencil8",oE="bc1-rgba-unorm",uE="bc1-rgba-unorm-srgb",lE="bc2-rgba-unorm",dE="bc2-rgba-unorm-srgb",cE="bc3-rgba-unorm",hE="bc3-rgba-unorm-srgb",pE="bc4-r-unorm",gE="bc4-r-snorm",mE="bc5-rg-unorm",fE="bc5-rg-snorm",yE="bc6h-rgb-ufloat",bE="bc6h-rgb-float",xE="bc7-rgba-unorm",TE="bc7-rgba-unorm-srgb",_E="etc2-rgb8unorm",vE="etc2-rgb8unorm-srgb",NE="etc2-rgb8a1unorm",SE="etc2-rgb8a1unorm-srgb",RE="etc2-rgba8unorm",AE="etc2-rgba8unorm-srgb",EE="eac-r11unorm",wE="eac-r11snorm",CE="eac-rg11unorm",ME="eac-rg11snorm",BE="astc-4x4-unorm",LE="astc-4x4-unorm-srgb",PE="astc-5x4-unorm",FE="astc-5x4-unorm-srgb",UE="astc-5x5-unorm",DE="astc-5x5-unorm-srgb",IE="astc-6x5-unorm",OE="astc-6x5-unorm-srgb",VE="astc-6x6-unorm",kE="astc-6x6-unorm-srgb",GE="astc-8x5-unorm",zE="astc-8x5-unorm-srgb",$E="astc-8x6-unorm",WE="astc-8x6-unorm-srgb",HE="astc-8x8-unorm",qE="astc-8x8-unorm-srgb",jE="astc-10x5-unorm",XE="astc-10x5-unorm-srgb",YE="astc-10x6-unorm",KE="astc-10x6-unorm-srgb",QE="astc-10x8-unorm",ZE="astc-10x8-unorm-srgb",JE="astc-10x10-unorm",ew="astc-10x10-unorm-srgb",tw="astc-12x10-unorm",rw="astc-12x10-unorm-srgb",sw="astc-12x12-unorm",iw="astc-12x12-unorm-srgb",nw="clamp-to-edge",aw="repeat",ow="mirror-repeat",uw="linear",lw="nearest",dw="zero",cw="one",hw="src",pw="one-minus-src",gw="src-alpha",mw="one-minus-src-alpha",fw="dst",yw="one-minus-dst",bw="dst-alpha",xw="one-minus-dst-alpha",Tw="src-alpha-saturated",_w="constant",vw="one-minus-constant",Nw="add",Sw="subtract",Rw="reverse-subtract",Aw="min",Ew="max",ww=0,Cw=15,Mw="keep",Bw="zero",Lw="replace",Pw="invert",Fw="increment-clamp",Uw="decrement-clamp",Dw="increment-wrap",Iw="decrement-wrap",Ow="storage",Vw="read-only-storage",kw="write-only",Gw="read-only",zw="read-write",$w="non-filtering",Ww="comparison",Hw="float",qw="unfilterable-float",jw="depth",Xw="sint",Yw="uint",Kw="2d",Qw="3d",Zw="2d",Jw="2d-array",eC="cube",tC="3d",rC="all",sC="vertex",iC="instance",nC={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},aC={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class oC extends lR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class uC extends rR{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let lC=0;class dC extends uC{constructor(e,t){super("StorageBuffer_"+lC++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ai.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}const cC=[null];class hC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?!0===this.backend.renderer.reversedDepthBuffer?aE:iE:!0===this.backend.renderer.reversedDepthBuffer?nE:sE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?qR:e.isLineSegments||e.isMesh&&!0===t.wireframe?jR:e.isLine?XR:e.isMesh?YR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return OA;if(e===Te)return KA;throw new Error("Unsupported output buffer type.")}}function pC(e,t){cC[0]=t,e.queue.submit(cC),cC[0]=null}class gC{constructor(){this.label="",this.layout=null,this.entries=[]}reset(){this.label="",this.layout=null,this.entries.length=0}}class mC{constructor(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}reset(){this.label="",this.size=0,this.usage=0,this.mappedAtCreation=!1}}class fC{constructor(){this.label=""}reset(){this.label=""}}class yC{constructor(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}reset(){this.label="",this.colorFormats=null,this.depthStencilFormat=void 0,this.sampleCount=1,this.depthReadOnly=!1,this.stencilReadOnly=!1}}class bC{constructor(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}reset(){this.view=null,this.depthSlice=void 0,this.resolveTarget=void 0,this.clearValue=void 0,this.loadOp=void 0,this.storeOp=void 0}}class xC{constructor(){this.label="",this.colorAttachments=[],this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}reset(){this.label="",this.colorAttachments.length=0,this.depthStencilAttachment=void 0,this.occlusionQuerySet=void 0,this.timestampWrites=void 0,this.maxDrawCount=5e7}}class TC{constructor(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample=new _C,this.fragment=null}reset(){this.label="",this.layout=null,this.vertex=null,this.primitive={},this.depthStencil=void 0,this.multisample.reset(),this.fragment=null}}class _C{constructor(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}reset(){this.count=1,this.mask=4294967295,this.alphaToCoverageEnabled=!1}}class vC{constructor(){this.label="",this.code="",this.compilationHints=[]}reset(){this.label="",this.code="",this.compilationHints.length=0}}class NC{constructor(){this.label="",this.size={width:0,height:1,depthOrArrayLayers:1},this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats=[],this.textureBindingViewDimension=void 0}reset(){this.label="",this.size.width=0,this.size.height=1,this.size.depthOrArrayLayers=1,this.mipLevelCount=1,this.sampleCount=1,this.dimension="2d",this.format=void 0,this.usage=void 0,this.viewFormats.length=0,this.textureBindingViewDimension=void 0}}class SC{constructor(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}reset(){this.label="",this.format=void 0,this.dimension=void 0,this.usage=0,this.aspect="all",this.baseMipLevel=0,this.mipLevelCount=void 0,this.baseArrayLayer=0,this.arrayLayerCount=void 0,this.swizzle="rgba"}}const RC=new gC,AC=new mC,EC=new fC,wC=new yC,CC=new xC,MC=new TC,BC=new bC,LC=new vC,PC=new NC,FC=new SC;class UC extends _y{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:uw}),this.flipYSampler=e.createSampler({minFilter:lw}),AC.size=4,AC.usage=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,this.flipUniformBuffer=e.createBuffer(AC),AC.reset(),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),AC.size=4,AC.usage=GPUBufferUsage.UNIFORM,this.noFlipUniformBuffer=e.createBuffer(AC),AC.reset(),this.transferPipelines={},LC.label="mipmap",LC.code="\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n",this.mipmapShaderModule=e.createShaderModule(LC),LC.reset()}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(MC.label=`mipmap-${e}-${t}`,MC.vertex={module:this.mipmapShaderModule},MC.fragment={module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},MC.layout="auto",s=this.device.createRenderPipeline(MC),MC.reset(),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size;PC.size.width=i,PC.size.height=n,PC.format=s,PC.usage=GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING;const a=this.device.createTexture(PC);PC.reset();const o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder(EC),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0);FC.dimension=t.textureBindingViewDimension||"2d-array",FC.mipLevelCount=1;const o=t.createView(FC);FC.reset(),RC.layout=a,RC.entries.push({binding:0,resource:this.flipYSampler},{binding:1,resource:o},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}});const u=this.device.createBindGroup(RC);RC.reset(),FC.dimension="2d",FC.mipLevelCount=1,FC.baseArrayLayer=i,FC.arrayLayerCount=1;const d=s.createView(FC);FC.reset(),BC.view=d,BC.loadOp=oA,BC.storeOp=nA,CC.colorAttachments.push(BC);const c=l.beginRenderPass(CC);CC.reset(),BC.reset(),c.setPipeline(e),c.setBindGroup(0,u),c.draw(3,1,0,r),c.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),pC(this.device,l.finish()),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e);let i=t;null===i&&(EC.label="mipmapEncoder",i=this.device.createCommandEncoder(EC),EC.reset()),this._mipmapRunBundles(i,s),null===t&&pC(this.device,i.finish()),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0){for(const s of e.layerUpdates)this._copyBufferToTexture(t.image,r.texture,i,s,e.flipY,s);e.clearLayerUpdates()}else for(let s=0;s0?(this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i,e.layerUpdates),e.clearLayerUpdates()):this._copyCompressedBufferToTexture(e.mipmaps,r.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,r.texture,i);else if(e.isHTMLTexture){const t=this.backend.device,s=this.backend.renderer.domElement,n=e.image;if("function"!=typeof t.queue.copyElementImageToTexture)return;if(!r.hasPaintCallback)return r.hasPaintCallback=!0,void s.requestPaint();const a=i.size.width,o=i.size.height;t.queue.copyElementImageToTexture(n,a,o,{texture:r.texture}),e.flipY&&this._flipY(r.texture,i)}else if(s.length>0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;WC.source=e,WC.flipY=i,HC.texture=t,HC.mipLevel=a,HC.origin.z=s,HC.premultipliedAlpha=n,jC.width=u,jC.height=l;try{o.queue.copyExternalImageToTexture(WC,HC,jC)}catch(e){}finally{WC.reset(),HC.reset(),jC.reset()}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new UC(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;GC.texture=t,GC.mipLevel=a,GC.origin.z=s,$C.offset=e.width*e.height*l*n,$C.bytesPerRow=d,jC.width=e.width,jC.height=e.height,o.queue.writeTexture(GC,u,$C,jC),GC.reset(),$C.reset(),jC.reset(),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r,s=null){const i=this.backend.device,n=this._getBlockData(r.format),a=r.size.depthOrArrayLayers>1,o=s&&s.size>0?s:null;for(let s=0;s]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,eM=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,tM={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class rM extends gS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(JC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=eM.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class sM extends pS{parseFunction(e){return new rM(e)}}const iM={[ai.READ_ONLY]:"read",[ai.WRITE_ONLY]:"write",[ai.READ_WRITE]:"read_write"},nM={[zr]:"repeat",[_e]:"clamp",[Gr]:"mirror"},aM={vertex:KR.VERTEX,fragment:KR.FRAGMENT,compute:KR.COMPUTE},oM={instance:!0,swizzleAssign:!1,storageBuffer:!0},uM={"^^":"tsl_xor"},lM={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},dM={},cM={tsl_xor:new yT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new yT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new yT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new yT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new yT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new yT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new yT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new yT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new yT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new yT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new yT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new yT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new yT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new yT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},hM={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let pM="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(pM+="diagnostic( off, derivative_uniformity );\n");class gM extends ZN{constructor(e,t){super(e,t,new sM),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map,this.allowEarlyReturns=!0,this.allowGlobalVariables=!0}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${nM[e.wrapS]}S_${nM[e.wrapT]}T_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}`;let r=dM[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===zr?(s.push(cM.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===_e?(s.push(cM.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Gr?(s.push(cM.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",dM[t]=r=new yT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.cache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Du(new Cl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Du(new Cl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Du(new Cl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateStorageTextureLoad(e,t,r,s,i,n){let a;return n&&(r=`${r} + ${n}`),a=i?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r} )`,a}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(A.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&e.type===Y||!1===this.isSampleCompare(e)&&e.minFilter===B&&e.magFilter===B||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureGather(e,t,r,s,i,n){const a=!0===e.isDepthTexture?"":`${s}, `;return i?n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${i} )`:n?`textureGather( ${a}${t}, ${t}_sampler, ${r}, ${n} )`:`textureGather( ${a}${t}, ${t}_sampler, ${r})`}generateTextureGatherCompare(e,t,r,s,i,n){return i?n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s})`:n?`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureGatherCompare( ${t}, ${t}_sampler, ${r}, ${s})`}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=uM[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ai.READ_WRITE):ai.READ_ONLY:e.access}getStorageAccess(e,t){return iM[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new gR(i.name,i.node,o,n):new hR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new pR(i.name,i.node,o,n):"texture3D"===t&&(s=new gR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(aM[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store||null!==e.gatherNode){const e=new oC(`${i.name}_sampler`,i.node,o);e.setVisibility(aM[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?nR:dC)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|aM[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new uR(u,o),e.setVisibility(KR.VERTEX|KR.FRAGMENT|KR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null,s=""){let i=`var${s} ${t} : `;return i+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),i}getVars(e,t=!1){let r="";t&&(r="");const s=[],i=this.vars[e];if(void 0!==i)for(const e of i)s.push(`${this.getVar(e.type,e.name,e.count,r)};`);return t?s.join("\n"):`\n\t${s.join("\n\t")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];let i=0;for(let n=0;nr.value.itemSize;return s&&!i}getUniforms(e){const t=this.renderer.backend,r=this.uniforms[e],s=[],i=[],n=[],a={};for(const n of r){const r=n.groupNode.name,o=this.bindingsIndexes[r];if("texture"===n.type||"cubeTexture"===n.type||"cubeDepthTexture"===n.type||"storageTexture"===n.type||"texture3D"===n.type){const r=n.node,i=r.value;let a;(!0===i.isCubeTexture||!1===this.isUnfilterable(i)&&!0!==r.isStorageTextureNode||null!==r.gatherNode)&&(this.isSampleCompare(i)&&null!==r.compareNode?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name}_sampler : sampler;`));let u="";const{primarySamples:l}=t.utils.getTextureSampleData(i);if(l>1&&(u="_multisampled"),!0===i.isCubeTexture&&!0===i.isDepthTexture)a="texture_depth_cube";else if(!0===i.isCubeTexture)a="texture_cube";else if(!0===i.isDepthTexture)a=t.compatibilityMode&&null===i.compareFunction?`texture${u}_2d`:`texture_depth${u}_2d${!0===i.isArrayTexture?"_array":""}`;else if(!0===n.node.isStorageTextureNode){const r=ZC(i,t.device),s=this.getStorageAccess(n.node,e),o=n.node.value.is3DTexture,u=n.node.value.isArrayTexture;a=`texture_storage_${o?"3d":"2d"+(u?"_array":"")}<${r}, ${s}>`}else if(!0===i.isArrayTexture||!0===i.isDataArrayTexture||!0===i.isCompressedArrayTexture)a="texture_2d_array";else if(!0===i.is3DTexture||!0===i.isData3DTexture)a="texture_3d";else{a=`texture${u}_2d<${this.getComponentTypeFromTexture(i).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${n.name} : ${a};`)}else if("buffer"===n.type||"storageBuffer"===n.type||"indirectStorageBuffer"===n.type){const t=n.node,r=this.getType(t.getNodeType(this)),s=t.bufferCount,a=s>0&&"buffer"===n.type?", "+s:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(n))i.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var<${u}> ${n.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${a} >`;i.push(this._getWGSLStructBinding(n.name,e,u,o.binding++,o.group))}}else{const e=n.groupNode.name;if(void 0===a[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:o.binding++,id:o.group},this.uniformGroupsBindings[e]=s),a[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in a){const t=a[e];n.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...s,...i,...n].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=this.allowGlobalVariables,s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t,r),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const n=this.flowNodes[t],a=n[n.length-1],o=a.outputNode,u=void 0!==o&&!0===o.isOutputStructNode;for(const e of n){const r=this.getFlowData(e),n=e.name;if(n&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${n}\n`),i+=`${r.code}\n\t`,e===a&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.builtinClipSpace = ${r.result};`;else if("fragment"===t)if(u)s.returnType=o.getNodeType(this),s.structs+="var output : "+s.returnType+";",i+=`return ${r.result};`;else{let e="\t@location( 0 ) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return lM[e]||e}isAvailable(e){let t=oM[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),oM[e]=t),t}_getWGSLMethod(e){return void 0!==cM[e]&&this._include(e),hM[e]}_include(e){const t=cM[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${pM}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${e.vars}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// vars\n${this.allowGlobalVariables?e.vars:""}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// local vars\n\t${this.allowGlobalVariables?"":e.vars}\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}const mM=new mC,fM=new fC,yM=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&yM.set(Float16Array,["float16"]);const bM=new Map([[xt,["float16"]]]),xM=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class TM{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e{t.buffer=null,t._mapped=!1,u.unmap()},s=()=>{t.buffer=null,t._mapped=!1,u.destroy(),i.delete(t),t.removeEventListener("release",r),t.removeEventListener("dispose",s)};t.addEventListener("release",r),t.addEventListener("dispose",s),e.readBufferGPU=u}else u=e.readBufferGPU}else mM.label=`${e.name}_readback`,mM.size=o,mM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,u=n.createBuffer(mM),mM.reset();fM.label=`readback_encoder_${e.name}`;const l=n.createCommandEncoder(fM);fM.reset(),l.copyBufferToBuffer(a,r,u,0,o);if(pC(n,l.finish()),await u.mapAsync(GPUMapMode.READ,0,o),null===t){const e=u.getMappedRange(0,o).slice();return u.destroy(),e}if(t.isReadbackBuffer)return t.buffer=u.getMappedRange(0,o),t;{const e=u.getMappedRange(0,o);return new Uint8Array(t).set(new Uint8Array(e)),u.destroy(),t}}_getVertexFormat(e){const{itemSize:t,normalized:r}=e,s=e.array.constructor,i=e.constructor;let n;if(1===t)n=xM.get(s);else{const e=(bM.get(i)||yM.get(s))[r?1:0];if(e){const r=s.BYTES_PER_ELEMENT*t,i=4*Math.floor((r+3)/4)/s.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${i}`}}return n||o("WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}const _M=new gC,vM=new mC,NM=new SC;class SM{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class RM{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,r=t.device,s=t.get(e);if(s.layout)return s.layout.layoutGPU;const i=this._createLayoutEntries(e),n=Gs(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(n);return void 0===a&&(a=new SM(r.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(n,a)),a.usedTimes++,s.layout=a,s.layoutKey=n,a.layoutGPU}createBindings(e,t,r,s=0){const{backend:i}=this,n=i.get(e),a=this.createBindingsLayout(e);let o;r>0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Kr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,n=e[i],void 0===n){const a=rC;let o;o=t.isSampledCubeTexture?eC:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Jw:t.isSampledTexture3D?tC:Zw,NM.aspect=a,NM.dimension=o,NM.mipLevelCount=r,NM.baseMipLevel=s,n=e[i]=e.texture.createView(NM),NM.reset()}}_M.entries.push({binding:i,resource:n})}else if(t.isSampler){const e=r.get(t.texture);_M.entries.push({binding:i,resource:e.sampler})}i++}const n=s.createBindGroup(_M);return _M.reset(),n}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&KR.COMPUTE&&(s.access===ai.READ_WRITE||s.access===ai.WRITE_ONLY)?e.type=Ow:e.type=Vw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ai.READ_WRITE?zw:t===ai.WRITE_ONLY?kw:Gw,s.texture.isArrayTexture?e.viewDimension=Jw:s.texture.is3DTexture&&(e.viewDimension=tC),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=qw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=qw:t.sampleType=jw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture||s.texture.isStorageTexture){const e=s.texture.type;e===R?t.sampleType=Xw:e===S?t.sampleType=Yw:e===Y&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Hw:t.sampleType=qw)}s.isSampledCubeTexture?t.viewDimension=eC:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Jw:s.isSampledTexture3D&&(t.viewDimension=tC),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&null!==s.textureNode.compareNode&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=Ww:t.type=$w),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class AM{constructor(e){this.backend=e}getMaxAnisotropy(){return 16}getUniformBufferLimit(){return this.backend.device.limits.maxUniformBufferBindingSize}}const EM=new class{constructor(){this.label="",this.layout=null,this.compute=null}reset(){this.label="",this.layout=null,this.compute=null}},wM=new class{constructor(){this.label="",this.bindGroupLayouts=null}reset(){this.label="",this.bindGroupLayouts=null}},CM=new yC,MM=new TC;class BM{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===re||s.blending===tt&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1,MM.layout=A;const E={},w=e.context.depth,C=e.context.stencil;!0!==w&&!0!==C||(!0===w&&(E.format=S,E.depthWriteEnabled=s.depthWrite,E.depthCompare=N),!0===C&&(E.stencilFront=f,E.stencilBack=f,E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&_.topology===YR&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),MM.depthStencil=E),d.pushErrorScope("validation");const M=[{program:a,module:x.module},{program:u,module:T.module}],B=MM.label;if(null===t)h.pipeline=d.createRenderPipeline(MM),MM.reset(),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(`WebGPURenderer: Render pipeline creation failed (${B}): ${e.message}`),this._reportShaderDiagnostics(M,B))});else{const e=new Promise(async e=>{try{let e=null;try{h.pipeline=await d.createRenderPipelineAsync(MM)}catch(t){e=t}const t=await d.popErrorScope();if(null!==t||null!==e){h.error=!0;const r=t&&t.message||e&&e.message||"unknown";o(`WebGPURenderer: Async render pipeline creation failed (${B}): ${r}`),await this._reportShaderDiagnostics(M,B)}}finally{MM.reset(),e()}});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a=s.getCurrentColorFormats(e),o=this._getSampleCount(e);CM.label=t,CM.colorFormats=a,CM.depthStencilFormat=n,CM.sampleCount=o;const u=i.createRenderBundleEncoder(CM);return CM.reset(),u}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}const u=e.computeProgram,l=`computePipeline_${u.stage}${u.name?`_${u.name}`:""}`;s.pushErrorScope("validation"),wM.bindGroupLayouts=a;const d=s.createPipelineLayout(wM);wM.reset(),EM.label=l,EM.compute=i,EM.layout=d,n.pipeline=s.createComputePipeline(EM),EM.reset(),s.popErrorScope().then(e=>{null!==e&&(n.error=!0,o(`WebGPURenderer: Compute pipeline creation failed (${l}): ${e.message}`),this._reportShaderDiagnostics([{program:u,module:i.module}],l))})}async _reportShaderDiagnostics(e,t){for(const{program:r,module:s}of e){const e=await s.getCompilationInfo();if(0===e.messages.length)continue;const i=r.code.split("\n");for(const s of e.messages){const e=s.lineNum>0?` at line ${s.lineNum}${s.linePos>0?`:${s.linePos}`:""}`:"",n=`WebGPURenderer [${t} / ${r.stage} ${s.type}]${e}: ${s.message}`;let a="";s.lineNum>0&&s.lineNum<=i.length&&(a=`\n ${i[s.lineNum-1]}`,s.linePos>0&&(a+=`\n ${" ".repeat(s.linePos-1)}^`)),("error"===s.type?o:d)(n+a)}}}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===Rt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:Nw},r={srcFactor:i,dstFactor:n,operation:Nw}};if(e.premultipliedAlpha)switch(s){case tt:i(cw,mw,cw,mw);break;case Qt:i(cw,cw,cw,cw);break;case Kt:i(dw,pw,dw,cw);break;case Yt:i(fw,mw,dw,cw)}else switch(s){case tt:i(gw,mw,cw,mw);break;case Qt:i(gw,cw,cw,cw);break;case Kt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case Yt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case At:t=dw;break;case Ht:t=cw;break;case Wt:t=hw;break;case kt:t=pw;break;case rt:t=gw;break;case st:t=mw;break;case zt:t=fw;break;case Vt:t=yw;break;case Gt:t=bw;break;case Ot:t=xw;break;case $t:t=Tw;break;case 211:t=_w;break;case 212:t=vw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case is:t=QR;break;case ss:t=iA;break;case rs:t=ZR;break;case ts:t=eA;break;case es:t=JR;break;case Jr:t=sA;break;case Zr:t=tA;break;case Qr:t=rA;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case hs:t=Mw;break;case cs:t=Bw;break;case ds:t=Lw;break;case ls:t=Pw;break;case us:t=Fw;break;case os:t=Uw;break;case as:t=Dw;break;case ns:t=Iw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case it:t=Nw;break;case It:t=Sw;break;case Dt:t=Rw;break;case gs:t=Aw;break;case ps:t=Ew;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?hA:pA);let n=r.side===P;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?lA:uA,s.cullMode=r.side===F?dA:cA,s}_getColorWriteMask(e){return!0===e.colorWrite?Cw:ww}_getDepthCompare(e){let t;if(!1===e.depthTest)t=iA;else{const r=this.backend.parameters.reversedDepthBuffer?ar[e.depthFunc]:e.depthFunc;switch(r){case nr:t=QR;break;case ir:t=iA;break;case sr:t=ZR;break;case rr:t=eA;break;case tr:t=JR;break;case er:t=sA;break;case Jt:t=tA;break;case Zt:t=rA;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class LM{constructor(){this.label="",this.type=void 0,this.count=0}reset(){this.label="",this.type=void 0,this.count=0}}const PM=new mC,FM=new fC,UM=new LM;class DM extends $R{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,UM.label=`queryset_global_timestamp_${t}`,UM.type="timestamp",UM.count=this.maxQueries,this.querySet=this.device.createQuerySet(UM),UM.reset();const s=8*this.maxQueries;PM.label=`buffer_timestamp_resolve_${t}`,PM.size=s,PM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,this.resolveBuffer=this.device.createBuffer(PM),PM.reset(),PM.label=`buffer_timestamp_result_${t}`,PM.size=s,PM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ,this.resultBuffer=this.device.createBuffer(PM),PM.reset()}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder(FM);s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(pC(this.device,i),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class IM{constructor(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}reset(){this.view=null,this.depthLoadOp=void 0,this.depthStoreOp=void 0,this.depthClearValue=void 0,this.depthReadOnly=!1,this.stencilLoadOp=void 0,this.stencilStoreOp=void 0,this.stencilClearValue=0,this.stencilReadOnly=!1}}const OM={r:0,g:0,b:0,a:1},VM=new mC,kM=new fC,GM=new class{constructor(){this.label="",this.timestampWrites=void 0}reset(){this.label="",this.timestampWrites=void 0}},zM=new LM,$M=new vC,WM=new class{constructor(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}reset(){this.querySet=null,this.beginningOfPassWriteIndex=void 0,this.endOfPassWriteIndex=void 0}},HM=new DC,qM=new DC,jM=new SC,XM=new IC;class YM extends RR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new hC(this),this.attributeUtils=new TM(this),this.bindingUtils=new RM(this),this.capabilities=new AM(this),this.pipelineUtils=new BM(this),this.textureUtils=new QC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(nC),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),r.onuncapturederror=t=>{const r=t.error,s=r&&r.constructor?r.constructor.name:"GPUError",i=r&&r.message||"Unknown uncaptured GPU error";e.onError({api:"WebGPU",type:s,message:i,originalEvent:t})},this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(nC.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${_t} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===Te?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e,t=null,r=0,s=-1){return await this.attributeUtils.getArrayBufferAsync(e,t,r,s)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){if(i=new xC,i.colorAttachments.push(new bC),!0===e.depth||!0===e.stencil){const t=new IM;t.view=this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView(),i.depthStencilAttachment=t}const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){const t=e.camera;return e.depthTexture&&!0===e.depthTexture.isArrayTexture&&null!==t&&!0===t.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,zM.label=`occlusionQuerySet_${e.id}`,zM.type="occlusion",zM.count=s,i=r.createQuerySet(zM),zM.reset(),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:aA}),this.initTimestampQuery(Ft.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(VM.size=s,VM.usage=GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC,i=this.device.createBuffer(VM),VM.reset(),this.occludedResolveCache.set(s,i)),VM.size=s,VM.usage=GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ;const n=this.device.createBuffer(VM);VM.reset(),t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(pC(this.device,t.encoder.finish()),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),pC(this.device,t.cmdEncoderGPU.finish())}_draw(e,t,r,s,i,n,a,o,u){const{object:l,material:d,context:c}=e,h=e.getIndex(),p=null!==h;this.pipelineUtils.setPipeline(o,s),u.pipeline=s;const g=u.bindingGroups;for(let e=0,t=i.length;e65535?4:2);for(let n=0;n0){const i=this.get(e.camera),a=e.camera.cameras,c=e.getBindingGroup("cameraIndex");if(void 0===i.indexesGPU||i.indexesGPU.length!==a.length){const e=this.get(c),t=[],r=new Uint32Array([0,0,0,0]);for(let s=0,i=a.length;s(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new HR(e)));super(new t(e),e),this.library=new ZM,this.isWebGPURenderer=!0}}class eB extends ws{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class tB{constructor(e,t=Bn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new bg;r.name="RenderPipeline",this._quadMesh=new dx(r),this._quadMesh.name="Render Pipeline",this._context=null,this._toneMapping=e.toneMapping,this._outputColorSpace=e.outputColorSpace}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this._toneMapping!==this.renderer.toneMapping&&(this._toneMapping=this.renderer.toneMapping,this.needsUpdate=!0),this._outputColorSpace!==this.renderer.outputColorSpace&&(this._outputColorSpace=this.renderer.outputColorSpace,this.needsUpdate=!0),!0===this.needsUpdate){const e=this._toneMapping,t=this._outputColorSpace,r={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let s=this.outputNode;!0===this.outputColorTransform?(s=s.context(r),s=Ul(s,e,t)):(r.toneMapping=e,r.outputColorSpace=t,s=s.context(r)),this._context=r,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class rB extends tB{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class sB extends u{constructor(e){super(),this.name="",this.buffer=null,this.maxByteLength=e,this.isReadbackBuffer=!0,this._mapped=!1}release(){this.dispatchEvent({type:"release"})}dispose(){this.dispatchEvent({type:"dispose"})}}class iB extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=le,this.minFilter=le,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class nB extends Nx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class aB extends Cs{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Ms(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),xn()):new this.nodes[e]}}class oB extends Bs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class uB extends Ls{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}async parseAsync(e){this._nodesJSON=e.nodes;const t=await super.parseAsync(e);return this._nodesJSON=null,t}parseNodes(e,t){if(void 0!==e){const r=new aB;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new oB;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t