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// Copyright 2013 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_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_
#define CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_
#include <stdint.h>
#include "base/memory/weak_ptr.h"
#include "base/values.h"
#include "cc/raster/raster_buffer_provider.h"
namespace base {
namespace trace_event {
class ConvertableToTraceFormat;
}
}
namespace gpu {
class GpuMemoryBufferManager;
}
namespace cc {
class CC_EXPORT ZeroCopyRasterBufferProvider : public RasterBufferProvider {
public:
ZeroCopyRasterBufferProvider(
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
viz::ContextProvider* compositor_context_provider,
viz::ResourceFormat tile_format);
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;
void Flush() override;
viz::ResourceFormat GetResourceFormat() 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;
private:
std::unique_ptr<base::trace_event::ConvertableToTraceFormat> StateAsValue()
const;
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_;
viz::ContextProvider* compositor_context_provider_;
viz::ResourceFormat tile_format_;
};
} // namespace cc
#endif // CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_