| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_ |
| #define CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/memory/raw_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "cc/raster/raster_buffer_provider.h" |
| #include "cc/trees/raster_capabilities.h" |
| |
| namespace base { |
| class WaitableEvent; |
| namespace trace_event { |
| class ConvertableToTraceFormat; |
| } |
| } |
| |
| namespace cc { |
| |
| class CC_EXPORT ZeroCopyRasterBufferProvider : public RasterBufferProvider { |
| public: |
| ZeroCopyRasterBufferProvider( |
| viz::RasterContextProvider* compositor_context_provider, |
| const RasterCapabilities& raster_caps); |
| ZeroCopyRasterBufferProvider(const ZeroCopyRasterBufferProvider&) = delete; |
| ~ZeroCopyRasterBufferProvider() override; |
| |
| ZeroCopyRasterBufferProvider& operator=(const ZeroCopyRasterBufferProvider&) = |
| delete; |
| |
| // Overridden from RasterBufferProvider: |
| std::unique_ptr<RasterBuffer> AcquireBufferForRaster( |
| const ResourcePool::InUsePoolResource& resource, |
| uint64_t resource_content_id, |
| uint64_t previous_content_id, |
| bool depends_on_at_raster_decodes, |
| bool depends_on_hardware_accelerated_jpeg_candidates, |
| bool depends_on_hardware_accelerated_webp_candidates) override; |
| viz::SharedImageFormat GetFormat() const override; |
| bool IsResourcePremultiplied() const override; |
| bool CanPartialRasterIntoProvidedResource() const override; |
| bool IsResourceReadyToDraw( |
| const ResourcePool::InUsePoolResource& resource) override; |
| uint64_t SetReadyToDrawCallback( |
| const std::vector<const ResourcePool::InUsePoolResource*>& resources, |
| base::OnceClosure callback, |
| uint64_t pending_callback_id) override; |
| void SetShutdownEvent(base::WaitableEvent* shutdown_event) override; |
| void Shutdown() override; |
| |
| protected: |
| void Flush() override; |
| |
| private: |
| std::unique_ptr<base::trace_event::ConvertableToTraceFormat> StateAsValue() |
| const; |
| |
| raw_ptr<base::WaitableEvent> shutdown_event_ = nullptr; |
| raw_ptr<viz::RasterContextProvider> compositor_context_provider_; |
| const viz::SharedImageFormat tile_format_; |
| const uint32_t tile_texture_target_; |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_ |