| // Copyright 2014 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 CC_RASTER_GPU_RASTER_BUFFER_PROVIDER_H_ |
| #define CC_RASTER_GPU_RASTER_BUFFER_PROVIDER_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/macros.h" |
| #include "cc/raster/raster_buffer_provider.h" |
| #include "cc/resources/resource_provider.h" |
| #include "gpu/command_buffer/common/sync_token.h" |
| |
| namespace cc { |
| class ContextProvider; |
| |
| class CC_EXPORT GpuRasterBufferProvider : public RasterBufferProvider { |
| public: |
| GpuRasterBufferProvider(ContextProvider* compositor_context_provider, |
| ContextProvider* worker_context_provider, |
| ResourceProvider* resource_provider, |
| bool use_distance_field_text, |
| int gpu_rasterization_msaa_sample_count, |
| bool async_worker_context_enabled); |
| ~GpuRasterBufferProvider() override; |
| |
| // Overridden from RasterBufferProvider: |
| std::unique_ptr<RasterBuffer> AcquireBufferForRaster( |
| const Resource* resource, |
| uint64_t resource_content_id, |
| uint64_t previous_content_id) override; |
| void ReleaseBufferForRaster(std::unique_ptr<RasterBuffer> buffer) override; |
| void OrderingBarrier() override; |
| ResourceFormat GetResourceFormat(bool must_support_alpha) const override; |
| bool GetResourceRequiresSwizzle(bool must_support_alpha) const override; |
| void Shutdown() override; |
| |
| void PlaybackOnWorkerThread( |
| ResourceProvider::ScopedWriteLockGL* resource_lock, |
| const gpu::SyncToken& sync_token, |
| bool resource_has_previous_content, |
| const RasterSource* raster_source, |
| const gfx::Rect& raster_full_rect, |
| const gfx::Rect& raster_dirty_rect, |
| uint64_t new_content_id, |
| float scale, |
| const RasterSource::PlaybackSettings& playback_settings); |
| |
| private: |
| class RasterBufferImpl : public RasterBuffer { |
| public: |
| RasterBufferImpl(GpuRasterBufferProvider* client, |
| ResourceProvider* resource_provider, |
| ResourceId resource_id, |
| bool async_worker_context_enabled, |
| bool resource_has_previous_content); |
| ~RasterBufferImpl() override; |
| |
| // Overridden from RasterBuffer: |
| void Playback( |
| const RasterSource* raster_source, |
| const gfx::Rect& raster_full_rect, |
| const gfx::Rect& raster_dirty_rect, |
| uint64_t new_content_id, |
| float scale, |
| const RasterSource::PlaybackSettings& playback_settings) override; |
| |
| void set_sync_token(const gpu::SyncToken& sync_token) { |
| sync_token_ = sync_token; |
| } |
| |
| private: |
| GpuRasterBufferProvider* const client_; |
| ResourceProvider::ScopedWriteLockGL lock_; |
| const bool resource_has_previous_content_; |
| |
| gpu::SyncToken sync_token_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RasterBufferImpl); |
| }; |
| |
| ContextProvider* const compositor_context_provider_; |
| ContextProvider* const worker_context_provider_; |
| ResourceProvider* const resource_provider_; |
| const bool use_distance_field_text_; |
| const int msaa_sample_count_; |
| const bool async_worker_context_enabled_; |
| |
| std::set<RasterBufferImpl*> pending_raster_buffers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GpuRasterBufferProvider); |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_RASTER_GPU_RASTER_BUFFER_PROVIDER_H_ |