blob: ef69754d3413e0ea14e3a85f3b4b1da589bd5d98 [file] [log] [blame]
// 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_