| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <stddef.h> |
| |
| #include "base/location.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "cc/layers/layer_iterator.h" |
| #include "cc/output/copy_output_request.h" |
| #include "cc/output/copy_output_result.h" |
| #include "cc/test/fake_content_layer_client.h" |
| #include "cc/test/fake_output_surface.h" |
| #include "cc/test/fake_picture_layer.h" |
| #include "cc/test/layer_tree_test.h" |
| #include "cc/trees/layer_tree_impl.h" |
| #include "gpu/GLES2/gl2extchromium.h" |
| |
| namespace cc { |
| namespace { |
| |
| // These tests only use direct rendering, as there is no output to copy for |
| // delegated renderers. |
| class LayerTreeHostCopyRequestTest : public LayerTreeTest {}; |
| |
| class LayerTreeHostCopyRequestTestMultipleRequests |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root = FakePictureLayer::Create(&client_); |
| root->SetBounds(gfx::Size(20, 20)); |
| |
| child = FakePictureLayer::Create(&client_); |
| child->SetBounds(gfx::Size(10, 10)); |
| root->AddChild(child); |
| |
| grand_child = FakePictureLayer::Create(&client_); |
| grand_child->SetBounds(gfx::Size(5, 5)); |
| child->AddChild(grand_child); |
| |
| layer_tree_host()->SetRootLayer(root); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root->bounds()); |
| } |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void DidCommit() override { WaitForCallback(); } |
| |
| void WaitForCallback() { |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestMultipleRequests::NextStep, |
| base::Unretained(this))); |
| } |
| |
| void NextStep() { |
| int frame = layer_tree_host()->source_frame_number(); |
| switch (frame) { |
| case 1: |
| child->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestMultipleRequests:: |
| CopyOutputCallback, |
| base::Unretained(this), 0))); |
| EXPECT_EQ(0u, callbacks_.size()); |
| break; |
| case 2: |
| // This commit is triggered by the copy request having been completed. |
| break; |
| case 3: |
| if (callbacks_.size() < 1u) { |
| WaitForCallback(); |
| return; |
| } |
| EXPECT_EQ(1u, callbacks_.size()); |
| EXPECT_EQ(gfx::Size(10, 10).ToString(), callbacks_[0].ToString()); |
| |
| child->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestMultipleRequests:: |
| CopyOutputCallback, |
| base::Unretained(this), 1))); |
| root->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestMultipleRequests:: |
| CopyOutputCallback, |
| base::Unretained(this), 2))); |
| grand_child->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestMultipleRequests:: |
| CopyOutputCallback, |
| base::Unretained(this), 3))); |
| EXPECT_EQ(1u, callbacks_.size()); |
| break; |
| case 4: |
| // This commit is triggered by the copy request having been completed. |
| break; |
| case 5: |
| if (callbacks_.size() < 4u) { |
| WaitForCallback(); |
| return; |
| } |
| EXPECT_EQ(4u, callbacks_.size()); |
| |
| // The |child| was copied to a bitmap and passed back in Case 1. |
| EXPECT_EQ(gfx::Size(10, 10).ToString(), callbacks_[0].ToString()); |
| |
| // The |child| was copied to a bitmap and passed back in Case 2. |
| EXPECT_EQ(gfx::Size(10, 10).ToString(), callbacks_[1].ToString()); |
| // The |root| was copied to a bitmap and passed back also in Case 2. |
| EXPECT_EQ(gfx::Size(20, 20).ToString(), callbacks_[2].ToString()); |
| // The |grand_child| was copied to a bitmap and passed back in Case 2. |
| EXPECT_EQ(gfx::Size(5, 5).ToString(), callbacks_[3].ToString()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| void CopyOutputCallback(size_t id, std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_TRUE(result->HasBitmap()); |
| std::unique_ptr<SkBitmap> bitmap = result->TakeBitmap(); |
| EXPECT_EQ(result->size().ToString(), |
| gfx::Size(bitmap->width(), bitmap->height()).ToString()); |
| callbacks_[id] = result->size(); |
| } |
| |
| void AfterTest() override { EXPECT_EQ(4u, callbacks_.size()); } |
| |
| std::unique_ptr<FakeOutputSurface> CreateFakeOutputSurface() override { |
| if (!use_gl_renderer_) { |
| return FakeOutputSurface::CreateSoftware( |
| base::WrapUnique(new SoftwareOutputDevice)); |
| } |
| std::unique_ptr<FakeOutputSurface> output_surface = |
| FakeOutputSurface::Create3d(); |
| TestContextSupport* context_support = static_cast<TestContextSupport*>( |
| output_surface->context_provider()->ContextSupport()); |
| context_support->set_out_of_order_callbacks(out_of_order_callbacks_); |
| return output_surface; |
| } |
| |
| bool use_gl_renderer_; |
| bool out_of_order_callbacks_ = false; |
| std::map<size_t, gfx::Size> callbacks_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root; |
| scoped_refptr<FakePictureLayer> child; |
| scoped_refptr<FakePictureLayer> grand_child; |
| }; |
| |
| // Readback can't be done with a delegating renderer. |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| GLRenderer_RunSingleThread) { |
| use_gl_renderer_ = true; |
| RunTest(CompositorMode::SINGLE_THREADED, false); |
| } |
| |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| GLRenderer_RunMultiThread) { |
| use_gl_renderer_ = true; |
| RunTest(CompositorMode::THREADED, false); |
| } |
| |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| GLRenderer_RunSingleThread_OutOfOrderCallbacks) { |
| use_gl_renderer_ = true; |
| out_of_order_callbacks_ = true; |
| RunTest(CompositorMode::SINGLE_THREADED, false); |
| } |
| |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| GLRenderer_RunMultiThread_OutOfOrderCallbacks) { |
| use_gl_renderer_ = true; |
| out_of_order_callbacks_ = true; |
| RunTest(CompositorMode::THREADED, false); |
| } |
| |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| SoftwareRenderer_RunSingleThread) { |
| use_gl_renderer_ = false; |
| RunTest(CompositorMode::SINGLE_THREADED, false); |
| } |
| |
| TEST_F(LayerTreeHostCopyRequestTestMultipleRequests, |
| SoftwareRenderer_RunMultiThread) { |
| use_gl_renderer_ = false; |
| RunTest(CompositorMode::THREADED, false); |
| } |
| |
| // TODO(crbug.com/564832): Remove this test when the workaround it tests is no |
| // longer needed. |
| class LayerTreeHostCopyRequestCompletionCausesCommit |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| layer_ = FakePictureLayer::Create(&client_); |
| layer_->SetBounds(gfx::Size(15, 15)); |
| root_->AddChild(layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void DidCommit() override { |
| int frame = layer_tree_host()->source_frame_number(); |
| switch (frame) { |
| case 1: |
| layer_->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestCompletionCausesCommit:: |
| CopyOutputCallback))); |
| break; |
| case 2: |
| // This commit is triggered by the copy request. |
| break; |
| case 3: |
| // This commit is triggered by the completion of the copy request. |
| EndTest(); |
| break; |
| } |
| } |
| |
| static void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_FALSE(result->IsEmpty()); |
| } |
| |
| void AfterTest() override {} |
| |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestCompletionCausesCommit); |
| |
| class LayerTreeHostCopyRequestTestLayerDestroyed |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| main_destroyed_ = FakePictureLayer::Create(&client_); |
| main_destroyed_->SetBounds(gfx::Size(15, 15)); |
| root_->AddChild(main_destroyed_); |
| |
| impl_destroyed_ = FakePictureLayer::Create(&client_); |
| impl_destroyed_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(impl_destroyed_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| callback_count_ = 0; |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void DidCommit() override { |
| int frame = layer_tree_host()->source_frame_number(); |
| switch (frame) { |
| case 1: |
| main_destroyed_->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestLayerDestroyed::CopyOutputCallback, |
| base::Unretained(this)))); |
| impl_destroyed_->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestLayerDestroyed::CopyOutputCallback, |
| base::Unretained(this)))); |
| EXPECT_EQ(0, callback_count_); |
| |
| // Destroy the main thread layer right away. |
| main_destroyed_->RemoveFromParent(); |
| main_destroyed_ = NULL; |
| |
| // Should callback with a NULL bitmap. |
| EXPECT_EQ(1, callback_count_); |
| |
| // Prevent drawing so we can't make a copy of the impl_destroyed layer. |
| layer_tree_host()->SetViewportSize(gfx::Size()); |
| break; |
| case 2: |
| // Flush the message loops and make sure the callbacks run. |
| layer_tree_host()->SetNeedsCommit(); |
| break; |
| case 3: |
| // No drawing means no readback yet. |
| EXPECT_EQ(1, callback_count_); |
| |
| // Destroy the impl thread layer. |
| impl_destroyed_->RemoveFromParent(); |
| impl_destroyed_ = NULL; |
| |
| // No callback yet because it's on the impl side. |
| EXPECT_EQ(1, callback_count_); |
| break; |
| case 4: |
| // Flush the message loops and make sure the callbacks run. |
| layer_tree_host()->SetNeedsCommit(); |
| break; |
| case 5: |
| // We should get another callback with a NULL bitmap. |
| EXPECT_EQ(2, callback_count_); |
| EndTest(); |
| break; |
| } |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_TRUE(result->IsEmpty()); |
| ++callback_count_; |
| } |
| |
| void AfterTest() override {} |
| |
| int callback_count_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> main_destroyed_; |
| scoped_refptr<FakePictureLayer> impl_destroyed_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostCopyRequestTestLayerDestroyed); |
| |
| class LayerTreeHostCopyRequestTestInHiddenSubtree |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| grand_parent_layer_ = FakePictureLayer::Create(&client_); |
| grand_parent_layer_->SetBounds(gfx::Size(15, 15)); |
| root_->AddChild(grand_parent_layer_); |
| |
| // parent_layer_ owns a render surface. |
| parent_layer_ = FakePictureLayer::Create(&client_); |
| parent_layer_->SetBounds(gfx::Size(15, 15)); |
| parent_layer_->SetForceRenderSurfaceForTesting(true); |
| grand_parent_layer_->AddChild(parent_layer_); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| parent_layer_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void AddCopyRequest(Layer* layer) { |
| layer->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestInHiddenSubtree::CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| |
| void BeginTest() override { |
| callback_count_ = 0; |
| PostSetNeedsCommitToMainThread(); |
| |
| AddCopyRequest(copy_layer_.get()); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| ++callback_count_; |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_EQ(copy_layer_->bounds().ToString(), result->size().ToString()) |
| << callback_count_; |
| switch (callback_count_) { |
| case 1: |
| // Hide the copy request layer. |
| grand_parent_layer_->SetHideLayerAndSubtree(false); |
| parent_layer_->SetHideLayerAndSubtree(false); |
| copy_layer_->SetHideLayerAndSubtree(true); |
| AddCopyRequest(copy_layer_.get()); |
| break; |
| case 2: |
| // Hide the copy request layer's parent only. |
| grand_parent_layer_->SetHideLayerAndSubtree(false); |
| parent_layer_->SetHideLayerAndSubtree(true); |
| copy_layer_->SetHideLayerAndSubtree(false); |
| AddCopyRequest(copy_layer_.get()); |
| break; |
| case 3: |
| // Hide the copy request layer's grand parent only. |
| grand_parent_layer_->SetHideLayerAndSubtree(true); |
| parent_layer_->SetHideLayerAndSubtree(false); |
| copy_layer_->SetHideLayerAndSubtree(false); |
| AddCopyRequest(copy_layer_.get()); |
| break; |
| case 4: |
| // Hide the copy request layer's parent and grandparent. |
| grand_parent_layer_->SetHideLayerAndSubtree(true); |
| parent_layer_->SetHideLayerAndSubtree(true); |
| copy_layer_->SetHideLayerAndSubtree(false); |
| AddCopyRequest(copy_layer_.get()); |
| break; |
| case 5: |
| // Hide the copy request layer as well as its parent and grandparent. |
| grand_parent_layer_->SetHideLayerAndSubtree(true); |
| parent_layer_->SetHideLayerAndSubtree(true); |
| copy_layer_->SetHideLayerAndSubtree(true); |
| AddCopyRequest(copy_layer_.get()); |
| break; |
| case 6: |
| EndTest(); |
| break; |
| } |
| } |
| |
| void AfterTest() override {} |
| |
| int callback_count_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> grand_parent_layer_; |
| scoped_refptr<FakePictureLayer> parent_layer_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestInHiddenSubtree); |
| |
| class LayerTreeHostTestHiddenSurfaceNotAllocatedForSubtreeCopyRequest |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| grand_parent_layer_ = FakePictureLayer::Create(&client_); |
| grand_parent_layer_->SetBounds(gfx::Size(15, 15)); |
| grand_parent_layer_->SetHideLayerAndSubtree(true); |
| root_->AddChild(grand_parent_layer_); |
| |
| // parent_layer_ owns a render surface. |
| parent_layer_ = FakePictureLayer::Create(&client_); |
| parent_layer_->SetBounds(gfx::Size(15, 15)); |
| parent_layer_->SetForceRenderSurfaceForTesting(true); |
| grand_parent_layer_->AddChild(parent_layer_); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| parent_layer_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| did_draw_ = false; |
| PostSetNeedsCommitToMainThread(); |
| |
| copy_layer_->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostTestHiddenSurfaceNotAllocatedForSubtreeCopyRequest:: |
| CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_EQ(copy_layer_->bounds().ToString(), result->size().ToString()); |
| EndTest(); |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override { |
| Renderer* renderer = host_impl->renderer(); |
| |
| LayerImpl* parent = |
| host_impl->active_tree()->LayerById(parent_layer_->id()); |
| LayerImpl* copy_layer = |
| host_impl->active_tree()->LayerById(copy_layer_->id()); |
| |
| // |parent| owns a surface, but it was hidden and not part of the copy |
| // request so it should not allocate any resource. |
| EXPECT_FALSE(renderer->HasAllocatedResourcesForTesting( |
| parent->render_surface()->GetRenderPassId())); |
| |
| // |copy_layer| should have been rendered to a texture since it was needed |
| // for a copy request. |
| if (did_draw_) { |
| // TODO(crbug.com/564832): Ignore the extra frame that occurs due to copy |
| // completion. This can be removed when the extra commit is removed. |
| EXPECT_FALSE(copy_layer->render_surface()); |
| } else { |
| EXPECT_TRUE(renderer->HasAllocatedResourcesForTesting( |
| copy_layer->render_surface()->GetRenderPassId())); |
| } |
| |
| did_draw_ = true; |
| } |
| |
| void AfterTest() override { EXPECT_TRUE(did_draw_); } |
| |
| FakeContentLayerClient client_; |
| bool did_draw_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> grand_parent_layer_; |
| scoped_refptr<FakePictureLayer> parent_layer_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| // No output to copy for delegated renderers. |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostTestHiddenSurfaceNotAllocatedForSubtreeCopyRequest); |
| |
| class LayerTreeHostCopyRequestTestClippedOut |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| parent_layer_ = FakePictureLayer::Create(&client_); |
| parent_layer_->SetBounds(gfx::Size(15, 15)); |
| parent_layer_->SetMasksToBounds(true); |
| root_->AddChild(parent_layer_); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetPosition(gfx::PointF(15.f, 15.f)); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| parent_layer_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| PostSetNeedsCommitToMainThread(); |
| |
| copy_layer_->RequestCopyOfOutput(CopyOutputRequest::CreateBitmapRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestClippedOut::CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| // We should still get the content even if the copy requested layer was |
| // completely clipped away. |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_EQ(gfx::Size(10, 10).ToString(), result->size().ToString()); |
| EndTest(); |
| } |
| |
| void AfterTest() override {} |
| |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> parent_layer_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestClippedOut); |
| |
| class LayerTreeHostCopyRequestTestScaledLayer |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = Layer::Create(); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| gfx::Transform scale; |
| scale.Scale(2, 2); |
| |
| copy_layer_ = Layer::Create(); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| copy_layer_->SetTransform(scale); |
| root_->AddChild(copy_layer_); |
| |
| child_layer_ = FakePictureLayer::Create(&client_); |
| child_layer_->SetBounds(gfx::Size(10, 10)); |
| copy_layer_->AddChild(child_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| PostSetNeedsCommitToMainThread(); |
| |
| std::unique_ptr<CopyOutputRequest> request = |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestScaledLayer::CopyOutputCallback, |
| base::Unretained(this))); |
| request->set_area(gfx::Rect(5, 5)); |
| copy_layer_->RequestCopyOfOutput(std::move(request)); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| // The request area is expressed in layer space, but the result's size takes |
| // into account the transform from layer space to surface space. |
| EXPECT_EQ(gfx::Size(10, 10), result->size()); |
| EndTest(); |
| } |
| |
| void AfterTest() override {} |
| |
| FakeContentLayerClient client_; |
| scoped_refptr<Layer> root_; |
| scoped_refptr<Layer> copy_layer_; |
| scoped_refptr<FakePictureLayer> child_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestScaledLayer); |
| |
| class LayerTreeHostTestAsyncTwoReadbacksWithoutDraw |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void AddCopyRequest(Layer* layer) { |
| layer->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostTestAsyncTwoReadbacksWithoutDraw::CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| |
| void BeginTest() override { |
| saw_copy_request_ = false; |
| callback_count_ = 0; |
| PostSetNeedsCommitToMainThread(); |
| |
| // Prevent drawing. |
| layer_tree_host()->SetViewportSize(gfx::Size(0, 0)); |
| |
| AddCopyRequest(copy_layer_.get()); |
| } |
| |
| void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override { |
| if (impl->active_tree()->source_frame_number() == 0) { |
| EXPECT_TRUE(impl->active_tree()->LayerById(copy_layer_->id())); |
| saw_copy_request_ = true; |
| } |
| } |
| |
| void DidCommit() override { |
| if (layer_tree_host()->source_frame_number() == 1) { |
| // Allow drawing. |
| layer_tree_host()->SetViewportSize(gfx::Size(root_->bounds())); |
| |
| AddCopyRequest(copy_layer_.get()); |
| } |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| |
| // The first frame can't be drawn. |
| switch (callback_count_) { |
| case 0: |
| EXPECT_TRUE(result->IsEmpty()); |
| EXPECT_EQ(gfx::Size(), result->size()); |
| break; |
| case 1: |
| EXPECT_FALSE(result->IsEmpty()); |
| EXPECT_EQ(copy_layer_->bounds().ToString(), result->size().ToString()); |
| EndTest(); |
| break; |
| default: |
| NOTREACHED(); |
| break; |
| } |
| |
| ++callback_count_; |
| } |
| |
| void AfterTest() override { EXPECT_TRUE(saw_copy_request_); } |
| |
| bool saw_copy_request_; |
| int callback_count_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostTestAsyncTwoReadbacksWithoutDraw); |
| |
| class LayerTreeHostCopyRequestTestLostOutputSurface |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| std::unique_ptr<FakeOutputSurface> CreateFakeOutputSurface() override { |
| if (!first_context_provider_) { |
| first_context_provider_ = TestContextProvider::Create(); |
| return FakeOutputSurface::Create3d(first_context_provider_); |
| } |
| |
| EXPECT_FALSE(second_context_provider_); |
| second_context_provider_ = TestContextProvider::Create(); |
| return FakeOutputSurface::Create3d(second_context_provider_); |
| } |
| |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void ReceiveCopyRequestOutputAndCommit( |
| std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(layer_tree_host()->task_runner_provider()->IsMainThread()); |
| EXPECT_EQ(gfx::Size(10, 10).ToString(), result->size().ToString()); |
| EXPECT_TRUE(result->HasTexture()); |
| |
| // Save the result for later. |
| EXPECT_FALSE(result_); |
| result_ = std::move(result); |
| |
| // Post a commit to lose the output surface. |
| layer_tree_host()->SetNeedsCommit(); |
| } |
| |
| void InsertCopyRequest() { |
| copy_layer_->RequestCopyOfOutput(CopyOutputRequest::CreateRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestLostOutputSurface:: |
| ReceiveCopyRequestOutputAndCommit, |
| base::Unretained(this)))); |
| } |
| |
| void DestroyCopyResultAndCheckNumTextures() { |
| EXPECT_TRUE(result_); |
| result_ = nullptr; |
| |
| ImplThreadTaskRunner()->PostTask( |
| FROM_HERE, base::Bind(&LayerTreeHostCopyRequestTestLostOutputSurface:: |
| CheckNumTexturesAfterReadbackDestroyed, |
| base::Unretained(this))); |
| } |
| |
| void CheckNumTexturesAfterReadbackDestroyed() { |
| // After the loss we had |num_textures_after_loss_| many textures, but |
| // releasing the copy output request will cause the texture in the request |
| // to be released, so we should have 1 less by now. |
| EXPECT_EQ(num_textures_after_loss_ - 1, |
| first_context_provider_->TestContext3d()->NumTextures()); |
| EndTest(); |
| } |
| |
| void SwapBuffersOnThread(LayerTreeHostImpl* impl, bool result) override { |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| // The layers have been drawn, so their textures have been allocated. |
| EXPECT_FALSE(result_); |
| num_textures_without_readback_ = |
| first_context_provider_->TestContext3d()->NumTextures(); |
| |
| // Request a copy of the layer. This will use another texture. |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestLostOutputSurface:: |
| InsertCopyRequest, |
| base::Unretained(this))); |
| break; |
| case 1: |
| // We did a readback, so there will be a readback texture around now. |
| EXPECT_LT(num_textures_without_readback_, |
| first_context_provider_->TestContext3d()->NumTextures()); |
| |
| // The copy request will be serviced and the result sent to |
| // ReceiveCopyRequestOutputAndCommit, which posts a new commit causing |
| // the test to advance to the next case. |
| break; |
| case 2: |
| // The readback texture is collected. |
| EXPECT_TRUE(result_); |
| |
| // Lose the output surface. |
| first_context_provider_->TestContext3d()->loseContextCHROMIUM( |
| GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB); |
| break; |
| case 3: |
| // The output surface has been recreated. |
| EXPECT_TRUE(second_context_provider_); |
| |
| num_textures_after_loss_ = |
| first_context_provider_->TestContext3d()->NumTextures(); |
| |
| // Now destroy the CopyOutputResult, releasing the texture inside back |
| // to the compositor. Then check the resulting number of allocated |
| // textures. |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestLostOutputSurface:: |
| DestroyCopyResultAndCheckNumTextures, |
| base::Unretained(this))); |
| break; |
| } |
| } |
| |
| void AfterTest() override {} |
| |
| scoped_refptr<TestContextProvider> first_context_provider_; |
| scoped_refptr<TestContextProvider> second_context_provider_; |
| size_t num_textures_without_readback_ = 0; |
| size_t num_textures_after_loss_ = 0; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| std::unique_ptr<CopyOutputResult> result_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestLostOutputSurface); |
| |
| class LayerTreeHostCopyRequestTestCountTextures |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| std::unique_ptr<FakeOutputSurface> CreateFakeOutputSurface() override { |
| context_provider_ = TestContextProvider::Create(); |
| return FakeOutputSurface::Create3d(context_provider_); |
| } |
| |
| void SetupTree() override { |
| client_.set_fill_with_nonsolid_color(true); |
| |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| num_textures_without_readback_ = 0; |
| num_textures_with_readback_ = 0; |
| waited_sync_token_after_readback_.Clear(); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void RequestCopy(Layer* layer) = 0; |
| |
| void DidCommit() override { |
| switch (layer_tree_host()->source_frame_number()) { |
| case 1: |
| // The layers have been pushed to the impl side. The layer textures have |
| // been allocated. |
| RequestCopy(copy_layer_.get()); |
| break; |
| } |
| } |
| |
| void SwapBuffersOnThread(LayerTreeHostImpl* impl, bool result) override { |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| // The layers have been drawn, so their textures have been allocated. |
| num_textures_without_readback_ = |
| context_provider_->TestContext3d()->NumTextures(); |
| break; |
| case 1: |
| // We did a readback, so there will be a readback texture around now. |
| num_textures_with_readback_ = |
| context_provider_->TestContext3d()->NumTextures(); |
| waited_sync_token_after_readback_ = |
| context_provider_->TestContext3d()->last_waited_sync_token(); |
| |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestCountTextures::DoEndTest, |
| base::Unretained(this))); |
| break; |
| } |
| } |
| |
| virtual void DoEndTest() { EndTest(); } |
| |
| scoped_refptr<TestContextProvider> context_provider_; |
| size_t num_textures_without_readback_; |
| size_t num_textures_with_readback_; |
| gpu::SyncToken waited_sync_token_after_readback_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| class LayerTreeHostCopyRequestTestCreatesTexture |
| : public LayerTreeHostCopyRequestTestCountTextures { |
| protected: |
| void RequestCopy(Layer* layer) override { |
| // Request a normal texture copy. This should create a new texture. |
| copy_layer_->RequestCopyOfOutput( |
| CopyOutputRequest::CreateRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestCreatesTexture::CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_FALSE(result->IsEmpty()); |
| EXPECT_TRUE(result->HasTexture()); |
| |
| TextureMailbox mailbox; |
| std::unique_ptr<SingleReleaseCallback> release; |
| result->TakeTexture(&mailbox, &release); |
| EXPECT_TRUE(release); |
| |
| release->Run(gpu::SyncToken(), false); |
| } |
| |
| void AfterTest() override { |
| // No sync point was needed. |
| EXPECT_FALSE(waited_sync_token_after_readback_.HasData()); |
| // Except the copy to have made another texture. |
| EXPECT_EQ(num_textures_without_readback_ + 1, num_textures_with_readback_); |
| } |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestCreatesTexture); |
| |
| class LayerTreeHostCopyRequestTestProvideTexture |
| : public LayerTreeHostCopyRequestTestCountTextures { |
| protected: |
| void BeginTest() override { |
| external_context_provider_ = TestContextProvider::Create(); |
| EXPECT_TRUE(external_context_provider_->BindToCurrentThread()); |
| LayerTreeHostCopyRequestTestCountTextures::BeginTest(); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_FALSE(result->IsEmpty()); |
| EXPECT_TRUE(result->HasTexture()); |
| |
| TextureMailbox mailbox; |
| std::unique_ptr<SingleReleaseCallback> release; |
| result->TakeTexture(&mailbox, &release); |
| EXPECT_FALSE(release); |
| } |
| |
| void RequestCopy(Layer* layer) override { |
| // Request a copy to a provided texture. This should not create a new |
| // texture. |
| std::unique_ptr<CopyOutputRequest> request = |
| CopyOutputRequest::CreateRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestProvideTexture::CopyOutputCallback, |
| base::Unretained(this))); |
| |
| gpu::gles2::GLES2Interface* gl = external_context_provider_->ContextGL(); |
| gpu::Mailbox mailbox; |
| gl->GenMailboxCHROMIUM(mailbox.name); |
| |
| const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM(); |
| gl->ShallowFlushCHROMIUM(); |
| gl->GenSyncTokenCHROMIUM(fence_sync, sync_token_.GetData()); |
| |
| request->SetTextureMailbox( |
| TextureMailbox(mailbox, sync_token_, GL_TEXTURE_2D)); |
| EXPECT_TRUE(request->has_texture_mailbox()); |
| |
| copy_layer_->RequestCopyOfOutput(std::move(request)); |
| } |
| |
| void AfterTest() override { |
| // Expect the compositor to have waited for the sync point in the provided |
| // TextureMailbox. |
| EXPECT_EQ(sync_token_, waited_sync_token_after_readback_); |
| // Except the copy to have *not* made another texture. |
| EXPECT_EQ(num_textures_without_readback_, num_textures_with_readback_); |
| } |
| |
| scoped_refptr<TestContextProvider> external_context_provider_; |
| gpu::SyncToken sync_token_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestProvideTexture); |
| |
| class LayerTreeHostCopyRequestTestDestroyBeforeCopy |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| callback_count_ = 0; |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(result->IsEmpty()); |
| ++callback_count_; |
| } |
| |
| void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override { |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestDestroyBeforeCopy::DidActivate, |
| base::Unretained(this))); |
| } |
| |
| void DidActivate() { |
| switch (layer_tree_host()->source_frame_number()) { |
| case 1: { |
| EXPECT_EQ(0, callback_count_); |
| // Put a copy request on the layer, but then don't allow any |
| // drawing to take place. |
| std::unique_ptr<CopyOutputRequest> request = |
| CopyOutputRequest::CreateRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestDestroyBeforeCopy:: |
| CopyOutputCallback, |
| base::Unretained(this))); |
| copy_layer_->RequestCopyOfOutput(std::move(request)); |
| |
| layer_tree_host()->SetViewportSize(gfx::Size()); |
| break; |
| } |
| case 2: |
| EXPECT_EQ(0, callback_count_); |
| // Remove the copy layer before we were able to draw. |
| copy_layer_->RemoveFromParent(); |
| break; |
| case 3: |
| EXPECT_EQ(1, callback_count_); |
| // Allow us to draw now. |
| layer_tree_host()->SetViewportSize( |
| layer_tree_host()->root_layer()->bounds()); |
| break; |
| case 4: |
| EXPECT_EQ(1, callback_count_); |
| // We should not have crashed. |
| EndTest(); |
| } |
| } |
| |
| void AfterTest() override {} |
| |
| int callback_count_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestDestroyBeforeCopy); |
| |
| class LayerTreeHostCopyRequestTestShutdownBeforeCopy |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| root_ = FakePictureLayer::Create(&client_); |
| root_->SetBounds(gfx::Size(20, 20)); |
| |
| copy_layer_ = FakePictureLayer::Create(&client_); |
| copy_layer_->SetBounds(gfx::Size(10, 10)); |
| root_->AddChild(copy_layer_); |
| |
| layer_tree_host()->SetRootLayer(root_); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root_->bounds()); |
| } |
| |
| void BeginTest() override { |
| callback_count_ = 0; |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_TRUE(result->IsEmpty()); |
| ++callback_count_; |
| } |
| |
| void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override { |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestShutdownBeforeCopy::DidActivate, |
| base::Unretained(this))); |
| } |
| |
| void DidActivate() { |
| switch (layer_tree_host()->source_frame_number()) { |
| case 1: { |
| EXPECT_EQ(0, callback_count_); |
| // Put a copy request on the layer, but then don't allow any |
| // drawing to take place. |
| std::unique_ptr<CopyOutputRequest> request = |
| CopyOutputRequest::CreateRequest( |
| base::Bind(&LayerTreeHostCopyRequestTestShutdownBeforeCopy:: |
| CopyOutputCallback, |
| base::Unretained(this))); |
| copy_layer_->RequestCopyOfOutput(std::move(request)); |
| |
| layer_tree_host()->SetViewportSize(gfx::Size()); |
| break; |
| } |
| case 2: |
| DestroyLayerTreeHost(); |
| // End the test after the copy result has had a chance to get back to |
| // the main thread. |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&LayerTreeHostCopyRequestTestShutdownBeforeCopy::EndTest, |
| base::Unretained(this))); |
| break; |
| } |
| } |
| |
| void AfterTest() override { EXPECT_EQ(1, callback_count_); } |
| |
| int callback_count_; |
| FakeContentLayerClient client_; |
| scoped_refptr<FakePictureLayer> root_; |
| scoped_refptr<FakePictureLayer> copy_layer_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestShutdownBeforeCopy); |
| |
| class LayerTreeHostCopyRequestTestMultipleDrawsHiddenCopyRequest |
| : public LayerTreeHostCopyRequestTest { |
| protected: |
| void SetupTree() override { |
| scoped_refptr<FakePictureLayer> root = FakePictureLayer::Create(&client_); |
| root->SetBounds(gfx::Size(20, 20)); |
| |
| child_ = FakePictureLayer::Create(&client_); |
| child_->SetBounds(gfx::Size(10, 10)); |
| root->AddChild(child_); |
| child_->SetHideLayerAndSubtree(true); |
| |
| layer_tree_host()->SetRootLayer(root); |
| LayerTreeHostCopyRequestTest::SetupTree(); |
| client_.set_bounds(root->bounds()); |
| } |
| |
| void BeginTest() override { |
| num_draws_ = 0; |
| copy_happened_ = false; |
| draw_happened_ = false; |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void DidCommit() override { |
| // Send a copy request after the first commit. |
| if (layer_tree_host()->source_frame_number() == 1) { |
| child_->RequestCopyOfOutput( |
| CopyOutputRequest::CreateBitmapRequest(base::Bind( |
| &LayerTreeHostCopyRequestTestMultipleDrawsHiddenCopyRequest:: |
| CopyOutputCallback, |
| base::Unretained(this)))); |
| } |
| } |
| |
| DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl, |
| LayerTreeHostImpl::FrameData* frame_data, |
| DrawResult draw_result) override { |
| LayerImpl* root = host_impl->active_tree()->root_layer_for_testing(); |
| LayerImpl* child = host_impl->active_tree()->LayerById(child_->id()); |
| |
| bool saw_root = false; |
| bool saw_child = false; |
| for (LayerIterator it = |
| LayerIterator::Begin(frame_data->render_surface_layer_list); |
| it != LayerIterator::End(frame_data->render_surface_layer_list); |
| ++it) { |
| if (it.represents_itself()) { |
| if (*it == root) |
| saw_root = true; |
| else if (*it == child) |
| saw_child = true; |
| else |
| NOTREACHED(); |
| } |
| } |
| |
| ++num_draws_; |
| // The first draw has no copy request. The 2nd draw has a copy request, the |
| // 3rd should not again. |
| switch (num_draws_) { |
| case 1: |
| // Only the root layer draws, the child is hidden. |
| EXPECT_TRUE(saw_root); |
| EXPECT_FALSE(saw_child); |
| break; |
| case 2: |
| // Copy happening here, the child will draw. |
| EXPECT_TRUE(saw_root); |
| EXPECT_TRUE(saw_child); |
| // Make another draw happen after doing the copy request. |
| host_impl->SetNeedsRedrawRect(gfx::Rect(1, 1)); |
| break; |
| case 3: |
| // If LayerTreeHostImpl does the wrong thing, it will try to draw the |
| // layer which had a copy request. But only the root should draw. |
| EXPECT_TRUE(saw_root); |
| EXPECT_FALSE(saw_child); |
| |
| // End the test! Don't race with copy request callbacks, so post the end |
| // to the main thread. |
| draw_happened_ = true; |
| MainThreadTaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind( |
| &LayerTreeHostCopyRequestTestMultipleDrawsHiddenCopyRequest:: |
| TryEndTest, |
| base::Unretained(this))); |
| break; |
| } |
| return draw_result; |
| } |
| |
| void CopyOutputCallback(std::unique_ptr<CopyOutputResult> result) { |
| EXPECT_FALSE(TestEnded()); |
| copy_happened_ = true; |
| TryEndTest(); |
| } |
| |
| void TryEndTest() { |
| if (draw_happened_ && copy_happened_) |
| EndTest(); |
| } |
| |
| void AfterTest() override {} |
| |
| scoped_refptr<FakePictureLayer> child_; |
| FakeContentLayerClient client_; |
| int num_draws_; |
| bool copy_happened_; |
| bool draw_happened_; |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F( |
| LayerTreeHostCopyRequestTestMultipleDrawsHiddenCopyRequest); |
| |
| } // namespace |
| } // namespace cc |
