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Unified Diff: third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp

Issue 2402273002: DrawingBuffer: Clean up GL state restoration (Closed)
Patch Set: Incorporate review feedback Created 4 years, 2 months ago
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Index: third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp b/third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp
index ca2d94135deea63d6b2b6908bfb359519af156df..2102dd97ff165df29ae491622067d9aef5f93677 100644
--- a/third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp
+++ b/third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp
@@ -56,18 +56,62 @@ class DrawingBufferTest : public Test {
std::unique_ptr<GLES2InterfaceForTests> gl =
wrapUnique(new GLES2InterfaceForTests);
m_gl = gl.get();
+ SetAndSaveRestoreState(false);
std::unique_ptr<WebGraphicsContext3DProviderForTests> provider =
wrapUnique(new WebGraphicsContext3DProviderForTests(std::move(gl)));
m_drawingBuffer = DrawingBufferForTests::create(
- std::move(provider), initialSize, DrawingBuffer::Preserve);
+ std::move(provider), m_gl, initialSize, DrawingBuffer::Preserve);
CHECK(m_drawingBuffer);
}
+ // Initialize GL state with unusual values, to verify that they are restored.
+ // The |invert| parameter will reverse all boolean parameters, so that all
+ // values are tested.
+ void SetAndSaveRestoreState(bool invert) {
+ GLboolean scissorEnabled = !invert;
+ GLfloat clearColor[4] = {0.1, 0.2, 0.3, 0.4};
+ GLfloat clearDepth = 0.8;
+ GLint clearStencil = 37;
+ GLboolean colorMask[4] = {invert, !invert, !invert, invert};
+ GLboolean depthMask = invert;
+ GLboolean stencilMask = invert;
+ GLint packAlignment = 7;
+ GLuint activeTexture2DBinding = 0xbeef1;
+ GLuint renderbufferBinding = 0xbeef2;
+ GLuint drawFramebufferBinding = 0xbeef3;
+ GLuint readFramebufferBinding = 0xbeef4;
+ GLuint pixelUnpackBufferBinding = 0xbeef5;
+
+ if (scissorEnabled)
+ m_gl->Enable(GL_SCISSOR_TEST);
+ else
+ m_gl->Disable(GL_SCISSOR_TEST);
+
+ m_gl->ClearColor(clearColor[0], clearColor[1], clearColor[2],
+ clearColor[3]);
+ m_gl->ClearDepthf(clearDepth);
+ m_gl->ClearStencil(clearStencil);
+ m_gl->ColorMask(colorMask[0], colorMask[1], colorMask[2], colorMask[3]);
+ m_gl->DepthMask(depthMask);
+ m_gl->StencilMask(stencilMask);
+ m_gl->PixelStorei(GL_PACK_ALIGNMENT, packAlignment);
+ m_gl->BindTexture(GL_TEXTURE_2D, activeTexture2DBinding);
+ m_gl->BindRenderbuffer(GL_RENDERBUFFER, renderbufferBinding);
+ m_gl->BindFramebuffer(GL_DRAW_FRAMEBUFFER, drawFramebufferBinding);
+ m_gl->BindFramebuffer(GL_READ_FRAMEBUFFER, readFramebufferBinding);
+ m_gl->BindBuffer(GL_PIXEL_UNPACK_BUFFER, pixelUnpackBufferBinding);
+
+ m_gl->SaveState();
+ }
+
+ void VerifyStateWasRestored() { m_gl->VerifyStateHasNotChangedSinceSave(); }
+
GLES2InterfaceForTests* m_gl;
RefPtr<DrawingBufferForTests> m_drawingBuffer;
};
TEST_F(DrawingBufferTest, verifyResizingProperlyAffectsMailboxes) {
+ VerifyStateWasRestored();
cc::TextureMailbox textureMailbox;
std::unique_ptr<cc::SingleReleaseCallback> releaseCallback;
@@ -78,33 +122,42 @@ TEST_F(DrawingBufferTest, verifyResizingProperlyAffectsMailboxes) {
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox,
&releaseCallback));
+ VerifyStateWasRestored();
EXPECT_EQ(initialSize, m_gl->mostRecentlyProducedSize());
// Resize to 100x50.
- m_drawingBuffer->reset(alternateSize);
+ m_drawingBuffer->resize(alternateSize);
+ VerifyStateWasRestored();
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
+ VerifyStateWasRestored();
// Produce a mailbox at this size.
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox,
&releaseCallback));
EXPECT_EQ(alternateSize, m_gl->mostRecentlyProducedSize());
+ VerifyStateWasRestored();
// Reset to initial size.
- m_drawingBuffer->reset(initialSize);
+ m_drawingBuffer->resize(initialSize);
+ VerifyStateWasRestored();
+ SetAndSaveRestoreState(true);
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
+ VerifyStateWasRestored();
// Prepare another mailbox and verify that it's the correct size.
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox,
&releaseCallback));
EXPECT_EQ(initialSize, m_gl->mostRecentlyProducedSize());
+ VerifyStateWasRestored();
// Prepare one final mailbox and verify that it's the correct size.
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox,
&releaseCallback));
+ VerifyStateWasRestored();
EXPECT_EQ(initialSize, m_gl->mostRecentlyProducedSize());
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
m_drawingBuffer->beginDestruction();
@@ -125,12 +178,18 @@ TEST_F(DrawingBufferTest, verifyDestructionCompleteAfterAllMailboxesReleased) {
// Produce mailboxes.
m_drawingBuffer->markContentsChanged();
+ m_drawingBuffer->clearFramebuffers(GL_STENCIL_BUFFER_BIT);
+ VerifyStateWasRestored();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox1,
&releaseCallback1));
m_drawingBuffer->markContentsChanged();
+ m_drawingBuffer->clearFramebuffers(GL_DEPTH_BUFFER_BIT);
+ VerifyStateWasRestored();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox2,
&releaseCallback2));
m_drawingBuffer->markContentsChanged();
+ m_drawingBuffer->clearFramebuffers(GL_COLOR_BUFFER_BIT);
+ VerifyStateWasRestored();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox3,
&releaseCallback3));
@@ -167,12 +226,15 @@ TEST_F(DrawingBufferTest, verifyDrawingBufferStaysAliveIfResourcesAreLost) {
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox1,
&releaseCallback1));
+ VerifyStateWasRestored();
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox2,
&releaseCallback2));
+ VerifyStateWasRestored();
m_drawingBuffer->markContentsChanged();
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox3,
&releaseCallback3));
+ VerifyStateWasRestored();
m_drawingBuffer->markContentsChanged();
releaseCallback1->Run(gpu::SyncToken(), true /* lostResource */);
@@ -287,13 +349,14 @@ class DrawingBufferImageChromiumTest : public DrawingBufferTest {
std::unique_ptr<GLES2InterfaceForTests> gl =
wrapUnique(new GLES2InterfaceForTests);
m_gl = gl.get();
+ SetAndSaveRestoreState(true);
std::unique_ptr<WebGraphicsContext3DProviderForTests> provider =
wrapUnique(new WebGraphicsContext3DProviderForTests(std::move(gl)));
RuntimeEnabledFeatures::setWebGLImageChromiumEnabled(true);
m_imageId0 = m_gl->nextImageIdToBeCreated();
EXPECT_CALL(*m_gl, BindTexImage2DMock(m_imageId0)).Times(1);
m_drawingBuffer = DrawingBufferForTests::create(
- std::move(provider), initialSize, DrawingBuffer::Preserve);
+ std::move(provider), m_gl, initialSize, DrawingBuffer::Preserve);
CHECK(m_drawingBuffer);
testing::Mock::VerifyAndClearExpectations(m_gl);
}
@@ -321,6 +384,7 @@ TEST_F(DrawingBufferImageChromiumTest, verifyResizingReallocatesImages) {
EXPECT_EQ(initialSize, m_gl->mostRecentlyProducedSize());
EXPECT_TRUE(textureMailbox.is_overlay_candidate());
testing::Mock::VerifyAndClearExpectations(m_gl);
+ VerifyStateWasRestored();
GLuint m_imageId2 = m_gl->nextImageIdToBeCreated();
EXPECT_CALL(*m_gl, BindTexImage2DMock(m_imageId2)).Times(1);
@@ -329,8 +393,10 @@ TEST_F(DrawingBufferImageChromiumTest, verifyResizingReallocatesImages) {
EXPECT_CALL(*m_gl, DestroyImageMock(m_imageId1)).Times(1);
EXPECT_CALL(*m_gl, ReleaseTexImage2DMock(m_imageId1)).Times(1);
// Resize to 100x50.
- m_drawingBuffer->reset(alternateSize);
+ m_drawingBuffer->resize(alternateSize);
+ VerifyStateWasRestored();
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
+ VerifyStateWasRestored();
testing::Mock::VerifyAndClearExpectations(m_gl);
GLuint m_imageId3 = m_gl->nextImageIdToBeCreated();
@@ -350,8 +416,10 @@ TEST_F(DrawingBufferImageChromiumTest, verifyResizingReallocatesImages) {
EXPECT_CALL(*m_gl, DestroyImageMock(m_imageId3)).Times(1);
EXPECT_CALL(*m_gl, ReleaseTexImage2DMock(m_imageId3)).Times(1);
// Reset to initial size.
- m_drawingBuffer->reset(initialSize);
+ m_drawingBuffer->resize(initialSize);
+ VerifyStateWasRestored();
releaseCallback->Run(gpu::SyncToken(), false /* lostResource */);
+ VerifyStateWasRestored();
testing::Mock::VerifyAndClearExpectations(m_gl);
GLuint m_imageId5 = m_gl->nextImageIdToBeCreated();
@@ -398,6 +466,7 @@ TEST_F(DrawingBufferImageChromiumTest, allocationFailure) {
&releaseCallback1));
EXPECT_TRUE(textureMailbox1.is_overlay_candidate());
testing::Mock::VerifyAndClearExpectations(m_gl);
+ VerifyStateWasRestored();
// Force image CHROMIUM creation failure. Request another mailbox. It should
// still be provided, but this time with allowOverlay = false.
@@ -406,6 +475,7 @@ TEST_F(DrawingBufferImageChromiumTest, allocationFailure) {
EXPECT_TRUE(m_drawingBuffer->PrepareTextureMailbox(&textureMailbox2,
&releaseCallback2));
EXPECT_FALSE(textureMailbox2.is_overlay_candidate());
+ VerifyStateWasRestored();
// Check that if image CHROMIUM starts working again, mailboxes are
// correctly created with allowOverlay = true.
@@ -416,6 +486,7 @@ TEST_F(DrawingBufferImageChromiumTest, allocationFailure) {
&releaseCallback3));
EXPECT_TRUE(textureMailbox3.is_overlay_candidate());
testing::Mock::VerifyAndClearExpectations(m_gl);
+ VerifyStateWasRestored();
releaseCallback1->Run(gpu::SyncToken(), false /* lostResource */);
releaseCallback2->Run(gpu::SyncToken(), false /* lostResource */);
@@ -532,7 +603,7 @@ TEST(DrawingBufferDepthStencilTest, packedDepthStencilSupported) {
bool wantStencilBuffer = cases[i].requestStencil;
bool wantAntialiasing = false;
RefPtr<DrawingBuffer> drawingBuffer = DrawingBuffer::create(
- std::move(provider), IntSize(10, 10), premultipliedAlpha,
+ std::move(provider), nullptr, IntSize(10, 10), premultipliedAlpha,
wantAlphaChannel, wantDepthBuffer, wantStencilBuffer, wantAntialiasing,
preserve, DrawingBuffer::WebGL1, DrawingBuffer::AllowChromiumImage);
@@ -553,7 +624,7 @@ TEST(DrawingBufferDepthStencilTest, packedDepthStencilSupported) {
EXPECT_EQ(0u, trackingGL->stencilAttachment());
}
- drawingBuffer->reset(IntSize(10, 20));
+ drawingBuffer->resize(IntSize(10, 20));
EXPECT_EQ(cases[i].requestDepth || cases[i].requestStencil,
drawingBuffer->hasDepthBuffer());
EXPECT_EQ(cases[i].requestDepth || cases[i].requestStencil,
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