| // 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 "cc/test/layer_tree_pixel_test.h" |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include "base/command_line.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/path_service.h" |
| #include "cc/base/switches.h" |
| #include "cc/layers/solid_color_layer.h" |
| #include "cc/layers/texture_layer.h" |
| #include "cc/output/software_output_device.h" |
| #include "cc/test/pixel_comparator.h" |
| #include "cc/test/pixel_test_output_surface.h" |
| #include "cc/test/pixel_test_utils.h" |
| #include "cc/test/test_in_process_context_provider.h" |
| #include "cc/trees/layer_tree_impl.h" |
| #include "components/viz/common/quads/copy_output_request.h" |
| #include "components/viz/common/quads/copy_output_result.h" |
| #include "components/viz/common/quads/texture_mailbox.h" |
| #include "components/viz/test/paths.h" |
| #include "components/viz/test/test_layer_tree_frame_sink.h" |
| #include "gpu/command_buffer/client/gles2_implementation.h" |
| #include "gpu/ipc/gl_in_process_context.h" |
| |
| using gpu::gles2::GLES2Interface; |
| |
| namespace cc { |
| |
| LayerTreePixelTest::LayerTreePixelTest() |
| : pixel_comparator_(new ExactPixelComparator(true)), |
| test_type_(PIXEL_TEST_GL), |
| pending_texture_mailbox_callbacks_(0) {} |
| |
| LayerTreePixelTest::~LayerTreePixelTest() {} |
| |
| std::unique_ptr<viz::TestLayerTreeFrameSink> |
| LayerTreePixelTest::CreateLayerTreeFrameSink( |
| const viz::RendererSettings& renderer_settings, |
| double refresh_rate, |
| scoped_refptr<viz::ContextProvider>, |
| scoped_refptr<viz::ContextProvider>) { |
| scoped_refptr<TestInProcessContextProvider> compositor_context_provider; |
| scoped_refptr<TestInProcessContextProvider> worker_context_provider; |
| if (test_type_ == PIXEL_TEST_GL) { |
| compositor_context_provider = new TestInProcessContextProvider(nullptr); |
| worker_context_provider = |
| new TestInProcessContextProvider(compositor_context_provider.get()); |
| } |
| constexpr bool disable_display_vsync = false; |
| bool synchronous_composite = |
| !HasImplThread() && |
| !layer_tree_host()->GetSettings().single_thread_proxy_scheduler; |
| auto delegating_output_surface = |
| std::make_unique<viz::TestLayerTreeFrameSink>( |
| compositor_context_provider, std::move(worker_context_provider), |
| shared_bitmap_manager(), gpu_memory_buffer_manager(), |
| viz::RendererSettings(), ImplThreadTaskRunner(), |
| synchronous_composite, disable_display_vsync, refresh_rate); |
| delegating_output_surface->SetEnlargePassTextureAmount( |
| enlarge_texture_amount_); |
| return delegating_output_surface; |
| } |
| |
| std::unique_ptr<OutputSurface> |
| LayerTreePixelTest::CreateDisplayOutputSurfaceOnThread( |
| scoped_refptr<viz::ContextProvider> compositor_context_provider) { |
| std::unique_ptr<PixelTestOutputSurface> display_output_surface; |
| if (test_type_ == PIXEL_TEST_GL) { |
| // Pixel tests use a separate context for the Display to more closely |
| // mimic texture transport from the renderer process to the Display |
| // compositor. |
| auto display_context_provider = |
| make_scoped_refptr(new TestInProcessContextProvider(nullptr)); |
| display_context_provider->BindToCurrentThread(); |
| |
| bool flipped_output_surface = false; |
| display_output_surface = std::make_unique<PixelTestOutputSurface>( |
| std::move(display_context_provider), flipped_output_surface); |
| } else { |
| display_output_surface = std::make_unique<PixelTestOutputSurface>( |
| std::make_unique<SoftwareOutputDevice>()); |
| } |
| return std::move(display_output_surface); |
| } |
| |
| std::unique_ptr<viz::CopyOutputRequest> |
| LayerTreePixelTest::CreateCopyOutputRequest() { |
| return std::make_unique<viz::CopyOutputRequest>( |
| viz::CopyOutputRequest::ResultFormat::RGBA_BITMAP, |
| base::BindOnce(&LayerTreePixelTest::ReadbackResult, |
| base::Unretained(this))); |
| } |
| |
| void LayerTreePixelTest::ReadbackResult( |
| std::unique_ptr<viz::CopyOutputResult> result) { |
| ASSERT_FALSE(result->IsEmpty()); |
| EXPECT_EQ(result->format(), viz::CopyOutputResult::Format::RGBA_BITMAP); |
| result_bitmap_ = std::make_unique<SkBitmap>(result->AsSkBitmap()); |
| EXPECT_TRUE(result_bitmap_->readyToDraw()); |
| EndTest(); |
| } |
| |
| void LayerTreePixelTest::BeginTest() { |
| Layer* target = |
| readback_target_ ? readback_target_ : layer_tree_host()->root_layer(); |
| target->RequestCopyOfOutput(CreateCopyOutputRequest()); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void LayerTreePixelTest::AfterTest() { |
| base::FilePath test_data_dir; |
| EXPECT_TRUE(PathService::Get(viz::Paths::DIR_TEST_DATA, &test_data_dir)); |
| base::FilePath ref_file_path = test_data_dir.Append(ref_file_); |
| |
| base::CommandLine* cmd = base::CommandLine::ForCurrentProcess(); |
| if (cmd->HasSwitch(switches::kCCRebaselinePixeltests)) |
| EXPECT_TRUE(WritePNGFile(*result_bitmap_, ref_file_path, true)); |
| EXPECT_TRUE(MatchesPNGFile(*result_bitmap_, |
| ref_file_path, |
| *pixel_comparator_)); |
| } |
| |
| scoped_refptr<SolidColorLayer> LayerTreePixelTest::CreateSolidColorLayer( |
| const gfx::Rect& rect, SkColor color) { |
| scoped_refptr<SolidColorLayer> layer = SolidColorLayer::Create(); |
| layer->SetIsDrawable(true); |
| layer->SetBounds(rect.size()); |
| layer->SetPosition(gfx::PointF(rect.origin())); |
| layer->SetBackgroundColor(color); |
| return layer; |
| } |
| |
| void LayerTreePixelTest::EndTest() { |
| // Drop TextureMailboxes on the main thread so that they can be cleaned up and |
| // the pending callbacks will fire. |
| for (size_t i = 0; i < texture_layers_.size(); ++i) { |
| texture_layers_[i]->SetTextureMailbox(viz::TextureMailbox(), nullptr); |
| } |
| |
| TryEndTest(); |
| } |
| |
| void LayerTreePixelTest::InitializeSettings(LayerTreeSettings* settings) { |
| settings->layer_transforms_should_scale_layer_contents = true; |
| } |
| |
| void LayerTreePixelTest::TryEndTest() { |
| if (!result_bitmap_) |
| return; |
| if (pending_texture_mailbox_callbacks_) |
| return; |
| LayerTreeTest::EndTest(); |
| } |
| |
| scoped_refptr<SolidColorLayer> LayerTreePixelTest:: |
| CreateSolidColorLayerWithBorder( |
| const gfx::Rect& rect, SkColor color, |
| int border_width, SkColor border_color) { |
| scoped_refptr<SolidColorLayer> layer = CreateSolidColorLayer(rect, color); |
| scoped_refptr<SolidColorLayer> border_top = CreateSolidColorLayer( |
| gfx::Rect(0, 0, rect.width(), border_width), border_color); |
| scoped_refptr<SolidColorLayer> border_left = CreateSolidColorLayer( |
| gfx::Rect(0, |
| border_width, |
| border_width, |
| rect.height() - border_width * 2), |
| border_color); |
| scoped_refptr<SolidColorLayer> border_right = |
| CreateSolidColorLayer(gfx::Rect(rect.width() - border_width, |
| border_width, |
| border_width, |
| rect.height() - border_width * 2), |
| border_color); |
| scoped_refptr<SolidColorLayer> border_bottom = CreateSolidColorLayer( |
| gfx::Rect(0, rect.height() - border_width, rect.width(), border_width), |
| border_color); |
| layer->AddChild(border_top); |
| layer->AddChild(border_left); |
| layer->AddChild(border_right); |
| layer->AddChild(border_bottom); |
| return layer; |
| } |
| |
| void LayerTreePixelTest::RunPixelTest( |
| PixelTestType test_type, |
| scoped_refptr<Layer> content_root, |
| base::FilePath file_name) { |
| test_type_ = test_type; |
| content_root_ = content_root; |
| readback_target_ = NULL; |
| ref_file_ = file_name; |
| RunTest(CompositorMode::THREADED); |
| } |
| |
| void LayerTreePixelTest::RunSingleThreadedPixelTest( |
| PixelTestType test_type, |
| scoped_refptr<Layer> content_root, |
| base::FilePath file_name) { |
| test_type_ = test_type; |
| content_root_ = content_root; |
| readback_target_ = NULL; |
| ref_file_ = file_name; |
| RunTest(CompositorMode::SINGLE_THREADED); |
| } |
| |
| void LayerTreePixelTest::RunPixelTestWithReadbackTarget( |
| PixelTestType test_type, |
| scoped_refptr<Layer> content_root, |
| Layer* target, |
| base::FilePath file_name) { |
| test_type_ = test_type; |
| content_root_ = content_root; |
| readback_target_ = target; |
| ref_file_ = file_name; |
| RunTest(CompositorMode::THREADED); |
| } |
| |
| void LayerTreePixelTest::SetupTree() { |
| scoped_refptr<Layer> root = Layer::Create(); |
| root->SetBounds(content_root_->bounds()); |
| root->AddChild(content_root_); |
| layer_tree_host()->SetRootLayer(root); |
| LayerTreeTest::SetupTree(); |
| } |
| |
| SkBitmap LayerTreePixelTest::CopyTextureMailboxToBitmap( |
| const gfx::Size& size, |
| const viz::TextureMailbox& texture_mailbox) { |
| DCHECK(texture_mailbox.IsTexture()); |
| |
| SkBitmap bitmap; |
| if (!texture_mailbox.IsTexture()) |
| return bitmap; |
| |
| std::unique_ptr<gpu::GLInProcessContext> context = |
| CreateTestInProcessContext(); |
| GLES2Interface* gl = context->GetImplementation(); |
| |
| if (texture_mailbox.sync_token().HasData()) |
| gl->WaitSyncTokenCHROMIUM(texture_mailbox.sync_token().GetConstData()); |
| |
| GLuint texture_id = 0; |
| gl->GenTextures(1, &texture_id); |
| gl->BindTexture(GL_TEXTURE_2D, texture_id); |
| gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); |
| gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
| gl->ConsumeTextureCHROMIUM(texture_mailbox.target(), texture_mailbox.name()); |
| gl->BindTexture(GL_TEXTURE_2D, 0); |
| |
| GLuint fbo = 0; |
| gl->GenFramebuffers(1, &fbo); |
| gl->BindFramebuffer(GL_FRAMEBUFFER, fbo); |
| gl->FramebufferTexture2D( |
| GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture_id, 0); |
| EXPECT_EQ(static_cast<unsigned>(GL_FRAMEBUFFER_COMPLETE), |
| gl->CheckFramebufferStatus(GL_FRAMEBUFFER)); |
| |
| std::unique_ptr<uint8_t[]> pixels(new uint8_t[size.GetArea() * 4]); |
| gl->ReadPixels(0, |
| 0, |
| size.width(), |
| size.height(), |
| GL_RGBA, |
| GL_UNSIGNED_BYTE, |
| pixels.get()); |
| |
| gl->DeleteFramebuffers(1, &fbo); |
| gl->DeleteTextures(1, &texture_id); |
| |
| bitmap.allocN32Pixels(size.width(), size.height()); |
| // TODO(miu): Provide color space in this allocN32Pixels() call. |
| // http://crbug.com/758057 |
| |
| uint8_t* out_pixels = static_cast<uint8_t*>(bitmap.getPixels()); |
| |
| size_t row_bytes = size.width() * 4; |
| size_t total_bytes = size.height() * row_bytes; |
| for (size_t dest_y = 0; dest_y < total_bytes; dest_y += row_bytes) { |
| // Flip Y axis. |
| size_t src_y = total_bytes - dest_y - row_bytes; |
| // Swizzle OpenGL -> Skia byte order. |
| for (size_t x = 0; x < row_bytes; x += 4) { |
| out_pixels[dest_y + x + SK_R32_SHIFT/8] = pixels.get()[src_y + x + 0]; |
| out_pixels[dest_y + x + SK_G32_SHIFT/8] = pixels.get()[src_y + x + 1]; |
| out_pixels[dest_y + x + SK_B32_SHIFT/8] = pixels.get()[src_y + x + 2]; |
| out_pixels[dest_y + x + SK_A32_SHIFT/8] = pixels.get()[src_y + x + 3]; |
| } |
| } |
| |
| return bitmap; |
| } |
| |
| void LayerTreePixelTest::Finish() { |
| std::unique_ptr<gpu::GLInProcessContext> context = |
| CreateTestInProcessContext(); |
| GLES2Interface* gl = context->GetImplementation(); |
| gl->Finish(); |
| } |
| |
| } // namespace cc |