Add GTE compatibility enum to ANativeWindow.

This moves and renames the enum into ANativeWindow where it is
accessible in the public NDK.

Test: atest SetFrameRateTest
Test: atest libsurfaceflinger_unittest
Test: atest LayerHistoryIntegrationTest
Bug: 380949716
Flag: EXEMPT ndk
Change-Id: I5216c3ceb223f7b9a0571be14544e83d7f8859ea

Author: Rachel Lee

libs/gui/FrameRateUtils.cpp

@@ -42,7 +42,7 @@ bool ValidateFrameRate(float frameRate, int8_t compatibility, int8_t changeFrame
 
     if (compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT &&
         compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE &&
-        compatibility != ANATIVEWINDOW_FRAME_RATE_GTE &&
+        compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE &&
         (!privileged ||
          (compatibility != ANATIVEWINDOW_FRAME_RATE_EXACT &&
           compatibility != ANATIVEWINDOW_FRAME_RATE_NO_VOTE))) {

libs/gui/tests/FrameRateUtilsTest.cpp

@@ -34,7 +34,7 @@ TEST(FrameRateUtilsTest, ValidateFrameRate) {
                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ALWAYS, ""));
     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE,
                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
-    EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_GTE,
+    EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE,
                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
 
     // Privileged APIs.

libs/nativewindow/include/android/native_window.h

@@ -243,8 +243,7 @@ enum ANativeWindow_FrameRateCompatibility {
      * There are no inherent restrictions on the frame rate of this window. When
      * the system selects a frame rate other than what the app requested, the
      * app will be able to run at the system frame rate without requiring pull
-     * down. This value should be used when displaying game content, UIs, and
-     * anything that isn't video.
+     * down. This value should be used when displaying game content.
      */
     ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT = 0,
     /**
@@ -256,7 +255,14 @@ enum ANativeWindow_FrameRateCompatibility {
      * stuttering) than it would be if the system had chosen the app's requested
      * frame rate. This value should be used for video content.
      */
-    ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE = 1
+    ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE = 1,
+
+    /**
+     * The window requests a frame rate that is greater than or equal to the specified frame rate.
+     * This value should be used for UIs, animations, scrolling, and anything that is not a game
+     * or video.
+     */
+    ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE = 2
 };
 
 /**

libs/nativewindow/include/system/window.h

@@ -1060,12 +1060,7 @@ enum {
     /**
      * This surface will vote for the minimum refresh rate.
      */
-    ANATIVEWINDOW_FRAME_RATE_MIN,
-
-    /**
-     * The surface requests a frame rate that is greater than or equal to `frameRate`.
-     */
-    ANATIVEWINDOW_FRAME_RATE_GTE
+    ANATIVEWINDOW_FRAME_RATE_MIN
 };
 
 /*

services/surfaceflinger/Scheduler/LayerInfo.cpp

@@ -504,7 +504,7 @@ FrameRateCompatibility LayerInfo::FrameRate::convertCompatibility(int8_t compati
             return FrameRateCompatibility::Exact;
         case ANATIVEWINDOW_FRAME_RATE_MIN:
             return FrameRateCompatibility::Min;
-        case ANATIVEWINDOW_FRAME_RATE_GTE:
+        case ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE:
             return FrameRateCompatibility::Gte;
         case ANATIVEWINDOW_FRAME_RATE_NO_VOTE:
             return FrameRateCompatibility::NoVote;

services/surfaceflinger/tests/unittests/LayerHistoryIntegrationTest.cpp

@@ -584,7 +584,7 @@ TEST_F(LayerHistoryIntegrationTest, oneLayerExplicitGte_vrr) {
 
     auto layer = createLegacyAndFrontedEndLayer(1);
     showLayer(1);
-    setFrameRate(1, (33_Hz).getValue(), ANATIVEWINDOW_FRAME_RATE_GTE,
+    setFrameRate(1, (33_Hz).getValue(), ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE,
                  ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS);
     setFrameRateCategory(1, 0);
 
@@ -623,7 +623,7 @@ TEST_F(LayerHistoryIntegrationTest, oneLayerExplicitGte_nonVrr) {
 
     auto layer = createLegacyAndFrontedEndLayer(1);
     showLayer(1);
-    setFrameRate(1, (33_Hz).getValue(), ANATIVEWINDOW_FRAME_RATE_GTE,
+    setFrameRate(1, (33_Hz).getValue(), ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_GTE,
                  ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS);
     setFrameRateCategory(1, 0);