| // Copyright 2018 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. |
| |
| #ifndef COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_SURFACE_IMPL_H_ |
| #define COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_SURFACE_IMPL_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/observer_list.h" |
| #include "base/optional.h" |
| #include "base/threading/thread_checker.h" |
| #include "base/util/type_safety/pass_key.h" |
| #include "build/build_config.h" |
| #include "components/viz/common/display/renderer_settings.h" |
| #include "components/viz/common/resources/resource_id.h" |
| #include "components/viz/service/display/skia_output_surface.h" |
| #include "components/viz/service/viz_service_export.h" |
| #include "gpu/command_buffer/common/sync_token.h" |
| #include "gpu/ipc/common/vulkan_ycbcr_info.h" |
| #include "gpu/ipc/in_process_command_buffer.h" |
| #include "third_party/skia/include/core/SkDeferredDisplayListRecorder.h" |
| #include "third_party/skia/include/core/SkOverdrawCanvas.h" |
| #include "third_party/skia/include/core/SkSurfaceCharacterization.h" |
| #include "third_party/skia/include/core/SkYUVAIndex.h" |
| |
| namespace base { |
| class WaitableEvent; |
| } |
| |
| namespace viz { |
| |
| class ImageContextImpl; |
| class SkiaOutputSurfaceDependency; |
| class SkiaOutputSurfaceImplOnGpu; |
| |
| // The SkiaOutputSurface implementation. It is the output surface for |
| // SkiaRenderer. It lives on the compositor thread, but it will post tasks |
| // to the GPU thread for initializing. Currently, SkiaOutputSurfaceImpl |
| // create a SkiaOutputSurfaceImplOnGpu on the GPU thread. It will be used |
| // for creating a SkSurface from the default framebuffer and providing the |
| // SkSurfaceCharacterization for the SkSurface. And then SkiaOutputSurfaceImpl |
| // will create SkDeferredDisplayListRecorder and SkCanvas for SkiaRenderer to |
| // render into. In SwapBuffers, it detaches a SkDeferredDisplayList from the |
| // recorder and plays it back on the framebuffer SkSurface on the GPU thread |
| // through SkiaOutputSurfaceImpleOnGpu. |
| class VIZ_SERVICE_EXPORT SkiaOutputSurfaceImpl : public SkiaOutputSurface { |
| public: |
| static std::unique_ptr<SkiaOutputSurface> Create( |
| std::unique_ptr<SkiaOutputSurfaceDependency> deps, |
| const RendererSettings& renderer_settings, |
| const DebugRendererSettings* debug_settings); |
| |
| SkiaOutputSurfaceImpl(util::PassKey<SkiaOutputSurfaceImpl> pass_key, |
| std::unique_ptr<SkiaOutputSurfaceDependency> deps, |
| const RendererSettings& renderer_settings, |
| const DebugRendererSettings* debug_settings); |
| ~SkiaOutputSurfaceImpl() override; |
| |
| // OutputSurface implementation: |
| gpu::SurfaceHandle GetSurfaceHandle() const override; |
| void BindToClient(OutputSurfaceClient* client) override; |
| void BindFramebuffer() override; |
| void SetDrawRectangle(const gfx::Rect& draw_rectangle) override; |
| void EnsureBackbuffer() override; |
| void DiscardBackbuffer() override; |
| void Reshape(const gfx::Size& size, |
| float device_scale_factor, |
| const gfx::ColorSpace& color_space, |
| gfx::BufferFormat format, |
| bool use_stencil) override; |
| void SetUpdateVSyncParametersCallback( |
| UpdateVSyncParametersCallback callback) override; |
| void SetGpuVSyncEnabled(bool enabled) override; |
| void SetGpuVSyncCallback(GpuVSyncCallback callback) override; |
| void SetDisplayTransformHint(gfx::OverlayTransform transform) override; |
| gfx::OverlayTransform GetDisplayTransform() override; |
| void SwapBuffers(OutputSurfaceFrame frame) override; |
| uint32_t GetFramebufferCopyTextureFormat() override; |
| bool IsDisplayedAsOverlayPlane() const override; |
| unsigned GetOverlayTextureId() const override; |
| bool HasExternalStencilTest() const override; |
| void ApplyExternalStencil() override; |
| unsigned UpdateGpuFence() override; |
| void SetNeedsSwapSizeNotifications( |
| bool needs_swap_size_notifications) override; |
| base::ScopedClosureRunner GetCacheBackBufferCb() override; |
| scoped_refptr<gpu::GpuTaskSchedulerHelper> GetGpuTaskSchedulerHelper() |
| override; |
| gfx::Rect GetCurrentFramebufferDamage() const override; |
| void SetFrameRate(float frame_rate) override; |
| void SetNeedsMeasureNextDrawLatency() override; |
| |
| // SkiaOutputSurface implementation: |
| SkCanvas* BeginPaintCurrentFrame() override; |
| sk_sp<SkImage> MakePromiseSkImageFromYUV( |
| const std::vector<ImageContext*>& contexts, |
| sk_sp<SkColorSpace> image_color_space, |
| bool has_alpha) override; |
| void SwapBuffersSkipped() override; |
| void ScheduleOutputSurfaceAsOverlay( |
| OverlayProcessorInterface::OutputSurfaceOverlayPlane output_surface_plane) |
| override; |
| |
| SkCanvas* BeginPaintRenderPass(const RenderPassId& id, |
| const gfx::Size& surface_size, |
| ResourceFormat format, |
| bool mipmap, |
| sk_sp<SkColorSpace> color_space) override; |
| gpu::SyncToken SubmitPaint(base::OnceClosure on_finished) override; |
| void MakePromiseSkImage(ImageContext* image_context) override; |
| sk_sp<SkImage> MakePromiseSkImageFromRenderPass( |
| const RenderPassId& id, |
| const gfx::Size& size, |
| ResourceFormat format, |
| bool mipmap, |
| sk_sp<SkColorSpace> color_space) override; |
| |
| void RemoveRenderPassResource(std::vector<RenderPassId> ids) override; |
| void ScheduleOverlays(OverlayList overlays, |
| std::vector<gpu::SyncToken> sync_tokens) override; |
| |
| #if defined(OS_WIN) |
| void SetEnableDCLayers(bool enable) override; |
| #endif |
| void CopyOutput(RenderPassId id, |
| const copy_output::RenderPassGeometry& geometry, |
| const gfx::ColorSpace& color_space, |
| std::unique_ptr<CopyOutputRequest> request) override; |
| void AddContextLostObserver(ContextLostObserver* observer) override; |
| void RemoveContextLostObserver(ContextLostObserver* observer) override; |
| |
| // ExternalUseClient implementation: |
| gpu::SyncToken ReleaseImageContexts( |
| std::vector<std::unique_ptr<ImageContext>> image_contexts) override; |
| std::unique_ptr<ExternalUseClient::ImageContext> CreateImageContext( |
| const gpu::MailboxHolder& holder, |
| const gfx::Size& size, |
| ResourceFormat format, |
| const base::Optional<gpu::VulkanYCbCrInfo>& ycbcr_info, |
| sk_sp<SkColorSpace> color_space) override; |
| |
| gpu::MemoryTracker* GetMemoryTracker() override; |
| |
| // Set the fields of |capabilities_| and propagates to |impl_on_gpu_|. Should |
| // be called after BindToClient(). |
| void SetCapabilitiesForTesting(gfx::SurfaceOrigin output_surface_origin); |
| |
| // Used in unit tests. |
| void ScheduleGpuTaskForTesting( |
| base::OnceClosure callback, |
| std::vector<gpu::SyncToken> sync_tokens) override; |
| |
| private: |
| bool Initialize(); |
| void InitializeOnGpuThread(GpuVSyncCallback vsync_callback_runner, |
| base::WaitableEvent* event, |
| bool* result); |
| SkSurfaceCharacterization CreateSkSurfaceCharacterization( |
| const gfx::Size& surface_size, |
| ResourceFormat format, |
| bool mipmap, |
| sk_sp<SkColorSpace> color_space, |
| bool is_root_render_pass); |
| void DidSwapBuffersComplete(gpu::SwapBuffersCompleteParams params, |
| const gfx::Size& pixel_size); |
| void BufferPresented(const gfx::PresentationFeedback& feedback); |
| |
| // Provided as a callback for the GPU thread. |
| void OnGpuVSync(base::TimeTicks timebase, base::TimeDelta interval); |
| |
| void ScheduleGpuTask(base::OnceClosure callback, |
| std::vector<gpu::SyncToken> sync_tokens); |
| GrBackendFormat GetGrBackendFormatForTexture( |
| ResourceFormat resource_format, |
| uint32_t gl_texture_target, |
| const base::Optional<gpu::VulkanYCbCrInfo>& ycbcr_info); |
| void PrepareYUVATextureIndices(const std::vector<ImageContext*>& contexts, |
| bool has_alpha, |
| SkYUVAIndex indices[4]); |
| void ContextLost(); |
| |
| void RecreateRootRecorder(); |
| |
| OutputSurfaceClient* client_ = nullptr; |
| bool needs_swap_size_notifications_ = false; |
| |
| // Images for current frame or render pass. |
| std::vector<ImageContextImpl*> images_in_current_paint_; |
| |
| THREAD_CHECKER(thread_checker_); |
| |
| // Observers for context lost. |
| base::ObserverList<ContextLostObserver>::Unchecked observers_; |
| |
| uint64_t sync_fence_release_ = 0; |
| std::unique_ptr<SkiaOutputSurfaceDependency> dependency_; |
| UpdateVSyncParametersCallback update_vsync_parameters_callback_; |
| GpuVSyncCallback gpu_vsync_callback_; |
| bool is_displayed_as_overlay_ = false; |
| |
| gfx::Size size_; |
| gfx::ColorSpace color_space_; |
| bool is_hdr_ = false; |
| SkSurfaceCharacterization characterization_; |
| base::Optional<SkDeferredDisplayListRecorder> root_recorder_; |
| |
| class ScopedPaint { |
| public: |
| explicit ScopedPaint(SkDeferredDisplayListRecorder* root_recorder); |
| ScopedPaint(SkSurfaceCharacterization characterization, |
| RenderPassId render_pass_id); |
| ~ScopedPaint(); |
| |
| SkDeferredDisplayListRecorder* recorder() { return recorder_; } |
| RenderPassId render_pass_id() { return render_pass_id_; } |
| |
| private: |
| // This is recorder being used for current paint |
| SkDeferredDisplayListRecorder* recorder_; |
| // If we need new recorder for this Paint (i.e it's not root render pass), |
| // it's stored here |
| base::Optional<SkDeferredDisplayListRecorder> recorder_storage_; |
| const RenderPassId render_pass_id_; |
| }; |
| |
| // This holds current paint info |
| base::Optional<ScopedPaint> current_paint_; |
| |
| // The SkDDL recorder is used for overdraw feedback. It is created by |
| // BeginPaintOverdraw, and FinishPaintCurrentFrame will turn it into a SkDDL |
| // and play the SkDDL back on the GPU thread. |
| base::Optional<SkDeferredDisplayListRecorder> overdraw_surface_recorder_; |
| |
| // |overdraw_canvas_| is used to record draw counts. |
| base::Optional<SkOverdrawCanvas> overdraw_canvas_; |
| |
| // |nway_canvas_| contains |overdraw_canvas_| and root canvas. |
| base::Optional<SkNWayCanvas> nway_canvas_; |
| |
| // The cache for promise image created from render passes. |
| base::flat_map<RenderPassId, std::unique_ptr<ImageContextImpl>> |
| render_pass_image_cache_; |
| |
| // Sync tokens for resources which are used for the current frame or render |
| // pass. |
| std::vector<gpu::SyncToken> resource_sync_tokens_; |
| |
| const RendererSettings renderer_settings_; |
| |
| // Points to the viz-global singleton. |
| const DebugRendererSettings* const debug_settings_; |
| |
| // The display transform relative to the hardware natural orientation, |
| // applied to the frame content. The transform can be rotations in 90 degree |
| // increments or flips. |
| gfx::OverlayTransform pre_transform_ = gfx::OVERLAY_TRANSFORM_NONE; |
| |
| // |gpu_task_scheduler_| holds a gpu::SingleTaskSequence, and helps schedule |
| // tasks on GPU as a single sequence. It is shared with OverlayProcessor so |
| // compositing and overlay processing are in order. A gpu::SingleTaskSequence |
| // in regular Viz is implemented by SchedulerSequence. In Android WebView |
| // gpu::SingleTaskSequence is implemented on top of WebView's task queue. |
| scoped_refptr<gpu::GpuTaskSchedulerHelper> gpu_task_scheduler_; |
| |
| // |impl_on_gpu| is created and destroyed on the GPU thread. |
| std::unique_ptr<SkiaOutputSurfaceImplOnGpu> impl_on_gpu_; |
| |
| sk_sp<GrContextThreadSafeProxy> gr_context_thread_safe_; |
| |
| bool has_set_draw_rectangle_for_frame_ = false; |
| base::Optional<gfx::Rect> draw_rectangle_; |
| |
| bool should_measure_next_post_task_ = false; |
| |
| // We defer the draw to the framebuffer until SwapBuffers or CopyOutput |
| // to avoid the expense of posting a task and calling MakeCurrent. |
| base::OnceCallback<bool()> deferred_framebuffer_draw_closure_; |
| |
| bool use_damage_area_from_skia_output_device_ = false; |
| // Damage area of the current buffer. Differ to the last submit buffer. |
| base::Optional<gfx::Rect> damage_of_current_buffer_; |
| // Current buffer index. |
| size_t current_buffer_ = 0; |
| // Damage area of the buffer. Differ to the last submit buffer. |
| std::vector<gfx::Rect> damage_of_buffers_; |
| // Track if the current buffer content is changed. |
| bool current_buffer_modified_ = false; |
| |
| base::WeakPtr<SkiaOutputSurfaceImpl> weak_ptr_; |
| base::WeakPtrFactory<SkiaOutputSurfaceImpl> weak_ptr_factory_{this}; |
| |
| DISALLOW_COPY_AND_ASSIGN(SkiaOutputSurfaceImpl); |
| }; |
| |
| } // namespace viz |
| |
| #endif // COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_SURFACE_IMPL_H_ |