commit d3d6988c925732192b5349fe2a4b5689df0d1abb
author Lloyd Pique <lpique@google.com> Thu Feb 28 16:03:46 2019 -0800
committer Lloyd Pique <lpique@google.com> Thu Aug 29 12:16:31 2019 -0700
tree a68535222ca62d7aad83cd52d0aab379ae2bd1fd
parent f8cf14d48d45c10a729e35ac4302136888fdc59c

SF: Move/Refactor doComposition and doDisplayComposition to CompositionEngine

Test: atest libsurfaceflinger_unittest libcompositionengine_test
Test: atest CtsColorModeTestCases
Test: atest CtsDisplayTestCases
Test: atest CtsGraphicsTestCases
Test: atest CtsUiRenderingTestCases
Test: atest CtsViewTestCases
Test: atest android.media.cts.EncodeVirtualDisplayWithCompositionTest
Bug: 121291683

Change-Id: I6c796ec613ce163764a403bcd669dab38300f437

services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp

diff --git a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
index 743da82..e975260 100644
--- a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
@@ -537,5 +537,90 @@
     mDisplay.setExpensiveRenderingExpected(false);
 }
 
+/*
+ * Display::finishFrame()
+ */
+
+TEST_F(DisplayTest, finishFrameDoesNotSkipCompositionIfNotDirtyOnHwcDisplay) {
+    mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>();
+    mDisplay.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface));
+
+    // We expect no calls to queueBuffer if composition was skipped.
+    EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1);
+
+    mDisplay.editState().isEnabled = true;
+    mDisplay.editState().usesClientComposition = false;
+    mDisplay.editState().viewport = Rect(0, 0, 1, 1);
+    mDisplay.editState().dirtyRegion = Region::INVALID_REGION;
+
+    CompositionRefreshArgs refreshArgs;
+    refreshArgs.repaintEverything = false;
+
+    mDisplay.finishFrame(refreshArgs);
+}
+
+TEST_F(DisplayTest, finishFrameSkipsCompositionIfNotDirty) {
+    std::shared_ptr<impl::Display> nonHwcDisplay{
+            impl::createDisplay(mCompositionEngine, DisplayCreationArgsBuilder().build())};
+
+    mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>();
+    nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface));
+
+    // We expect no calls to queueBuffer if composition was skipped.
+    EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(0);
+
+    nonHwcDisplay->editState().isEnabled = true;
+    nonHwcDisplay->editState().usesClientComposition = false;
+    nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1);
+    nonHwcDisplay->editState().dirtyRegion = Region::INVALID_REGION;
+
+    CompositionRefreshArgs refreshArgs;
+    refreshArgs.repaintEverything = false;
+
+    nonHwcDisplay->finishFrame(refreshArgs);
+}
+
+TEST_F(DisplayTest, finishFramePerformsCompositionIfDirty) {
+    std::shared_ptr<impl::Display> nonHwcDisplay{
+            impl::createDisplay(mCompositionEngine, DisplayCreationArgsBuilder().build())};
+
+    mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>();
+    nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface));
+
+    // We expect a single call to queueBuffer when composition is not skipped.
+    EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1);
+
+    nonHwcDisplay->editState().isEnabled = true;
+    nonHwcDisplay->editState().usesClientComposition = false;
+    nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1);
+    nonHwcDisplay->editState().dirtyRegion = Region(Rect(0, 0, 1, 1));
+
+    CompositionRefreshArgs refreshArgs;
+    refreshArgs.repaintEverything = false;
+
+    nonHwcDisplay->finishFrame(refreshArgs);
+}
+
+TEST_F(DisplayTest, finishFramePerformsCompositionIfRepaintEverything) {
+    std::shared_ptr<impl::Display> nonHwcDisplay{
+            impl::createDisplay(mCompositionEngine, DisplayCreationArgsBuilder().build())};
+
+    mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>();
+    nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface));
+
+    // We expect a single call to queueBuffer when composition is not skipped.
+    EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1);
+
+    nonHwcDisplay->editState().isEnabled = true;
+    nonHwcDisplay->editState().usesClientComposition = false;
+    nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1);
+    nonHwcDisplay->editState().dirtyRegion = Region::INVALID_REGION;
+
+    CompositionRefreshArgs refreshArgs;
+    refreshArgs.repaintEverything = true;
+
+    nonHwcDisplay->finishFrame(refreshArgs);
+}
+
 } // namespace
 } // namespace android::compositionengine

services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp

diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index f4d2cf1..eddb67f 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -527,8 +527,8 @@
     mOutput.editState().usesClientComposition = false;
 
     Region debugRegion;
-    base::unique_fd readyFence;
-    EXPECT_EQ(true, mOutput.composeSurfaces(debugRegion, &readyFence));
+    std::optional<base::unique_fd> readyFence = mOutput.composeSurfaces(debugRegion);
+    EXPECT_TRUE(readyFence);
 }
 
 TEST_F(OutputComposeSurfacesTest, worksIfNoClientLayersQueued) {
@@ -556,8 +556,8 @@
     EXPECT_CALL(mOutput, setExpensiveRenderingExpected(true)).Times(1);
     EXPECT_CALL(mOutput, setExpensiveRenderingExpected(false)).Times(1);
 
-    base::unique_fd readyFence;
-    EXPECT_EQ(true, mOutput.composeSurfaces(kDebugRegion, &readyFence));
+    std::optional<base::unique_fd> readyFence = mOutput.composeSurfaces(kDebugRegion);
+    EXPECT_TRUE(readyFence);
 }
 
 /*