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// 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_ONE_COPY_RASTER_BUFFER_PROVIDER_H_
#define CC_RASTER_ONE_COPY_RASTER_BUFFER_PROVIDER_H_
#include <stdint.h>
#include "base/sequenced_task_runner.h"
#include "cc/raster/raster_buffer_provider.h"
#include "cc/raster/staging_buffer_pool.h"
#include "components/viz/client/client_resource_provider.h"
#include "gpu/command_buffer/common/sync_token.h"
namespace gpu {
class GpuMemoryBufferManager;
}
namespace viz {
class ContextProvider;
class RasterContextProvider;
} // namespace viz
namespace cc {
struct StagingBuffer;
class StagingBufferPool;
class CC_EXPORT OneCopyRasterBufferProvider : public RasterBufferProvider {
public:
OneCopyRasterBufferProvider(
scoped_refptr<base::SequencedTaskRunner> task_runner,
viz::ContextProvider* compositor_context_provider,
viz::RasterContextProvider* worker_context_provider,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
int max_copy_texture_chromium_size,
bool use_partial_raster,
bool use_gpu_memory_buffer_resources,
int max_staging_buffer_usage_in_bytes,
viz::ResourceFormat tile_format);
OneCopyRasterBufferProvider(const OneCopyRasterBufferProvider&) = delete;
~OneCopyRasterBufferProvider() override;
OneCopyRasterBufferProvider& operator=(const OneCopyRasterBufferProvider&) =
delete;
// Overridden from RasterBufferProvider:
std::unique_ptr<RasterBuffer> AcquireBufferForRaster(
const ResourcePool::InUsePoolResource& resource,
uint64_t resource_content_id,
uint64_t previous_content_id) override;
void Flush() override;
viz::ResourceFormat GetResourceFormat() const override;
bool IsResourceSwizzleRequired() const override;
bool IsResourcePremultiplied() const override;
bool CanPartialRasterIntoProvidedResource() const override;
bool IsResourceReadyToDraw(
const ResourcePool::InUsePoolResource& resource) const override;
uint64_t SetReadyToDrawCallback(
const std::vector<const ResourcePool::InUsePoolResource*>& resources,
base::OnceClosure callback,
uint64_t pending_callback_id) const override;
void Shutdown() override;
bool CheckRasterFinishedQueries() override;
// Playback raster source and copy result into |resource|.
gpu::SyncToken PlaybackAndCopyOnWorkerThread(
gpu::Mailbox* mailbox,
GLenum mailbox_texture_target,
bool mailbox_texture_is_overlay_candidate,
const gpu::SyncToken& sync_token,
const RasterSource* raster_source,
const gfx::Rect& raster_full_rect,
const gfx::Rect& raster_dirty_rect,
const gfx::AxisTransform2d& transform,
const gfx::Size& resource_size,
viz::ResourceFormat resource_format,
const gfx::ColorSpace& color_space,
const RasterSource::PlaybackSettings& playback_settings,
uint64_t previous_content_id,
uint64_t new_content_id);
private:
class OneCopyGpuBacking;
class RasterBufferImpl : public RasterBuffer {
public:
RasterBufferImpl(OneCopyRasterBufferProvider* client,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
const ResourcePool::InUsePoolResource& in_use_resource,
OneCopyGpuBacking* backing,
uint64_t previous_content_id);
RasterBufferImpl(const RasterBufferImpl&) = delete;
~RasterBufferImpl() override;
RasterBufferImpl& operator=(const RasterBufferImpl&) = delete;
// 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,
const gfx::AxisTransform2d& transform,
const RasterSource::PlaybackSettings& playback_settings,
const GURL& url) override;
private:
// These fields may only be used on the compositor thread.
OneCopyRasterBufferProvider* const client_;
OneCopyGpuBacking* backing_;
// These fields are for use on the worker thread.
const gfx::Size resource_size_;
const viz::ResourceFormat resource_format_;
const gfx::ColorSpace color_space_;
const uint64_t previous_content_id_;
const gpu::SyncToken before_raster_sync_token_;
gpu::Mailbox mailbox_;
const GLenum mailbox_texture_target_;
const bool mailbox_texture_is_overlay_candidate_;
// A SyncToken to be returned from the worker thread, and waited on before
// using the rastered resource.
gpu::SyncToken after_raster_sync_token_;
};
void PlaybackToStagingBuffer(
StagingBuffer* staging_buffer,
const RasterSource* raster_source,
const gfx::Rect& raster_full_rect,
const gfx::Rect& raster_dirty_rect,
const gfx::AxisTransform2d& transform,
viz::ResourceFormat format,
const gfx::ColorSpace& dst_color_space,
const RasterSource::PlaybackSettings& playback_settings,
uint64_t previous_content_id,
uint64_t new_content_id);
gpu::SyncToken CopyOnWorkerThread(StagingBuffer* staging_buffer,
const RasterSource* raster_source,
const gfx::Rect& rect_to_copy,
viz::ResourceFormat resource_format,
const gfx::Size& resource_size,
gpu::Mailbox* mailbox,
GLenum mailbox_texture_target,
bool mailbox_texture_is_overlay_candidate,
const gpu::SyncToken& sync_token,
const gfx::ColorSpace& color_space);
gfx::BufferUsage StagingBufferUsage() const;
viz::ContextProvider* const compositor_context_provider_;
viz::RasterContextProvider* const worker_context_provider_;
gpu::GpuMemoryBufferManager* const gpu_memory_buffer_manager_;
const int max_bytes_per_copy_operation_;
const bool use_partial_raster_;
const bool use_gpu_memory_buffer_resources_;
// Context lock must be acquired when accessing this member.
int bytes_scheduled_since_last_flush_;
const viz::ResourceFormat tile_format_;
StagingBufferPool staging_pool_;
};
} // namespace cc
#endif // CC_RASTER_ONE_COPY_RASTER_BUFFER_PROVIDER_H_