blob: d78e24c1092a29f4894017d9e16b6d247e0278e9 [file] [log] [blame]
// 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/macros.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 cc {
class LayerTreeResourceProvider;
class CC_EXPORT ZeroCopyRasterBufferProvider : public RasterBufferProvider {
public:
~ZeroCopyRasterBufferProvider() override;
static std::unique_ptr<RasterBufferProvider> Create(
LayerTreeResourceProvider* resource_provider,
viz::ResourceFormat preferred_tile_format);
// Overridden from RasterBufferProvider:
std::unique_ptr<RasterBuffer> AcquireBufferForRaster(
const ResourcePool::InUsePoolResource& resource,
uint64_t resource_content_id,
uint64_t previous_content_id) override;
void OrderingBarrier() override;
void Flush() override;
viz::ResourceFormat GetResourceFormat(bool must_support_alpha) const override;
bool IsResourceSwizzleRequired(bool must_support_alpha) const override;
bool CanPartialRasterIntoProvidedResource() const override;
bool IsResourceReadyToDraw(
const ResourcePool::InUsePoolResource& resource) const override;
uint64_t SetReadyToDrawCallback(
const std::vector<const ResourcePool::InUsePoolResource*>& resources,
const base::Closure& callback,
uint64_t pending_callback_id) const override;
void Shutdown() override;
protected:
ZeroCopyRasterBufferProvider(LayerTreeResourceProvider* resource_provider,
viz::ResourceFormat preferred_tile_format);
private:
std::unique_ptr<base::trace_event::ConvertableToTraceFormat> StateAsValue()
const;
LayerTreeResourceProvider* resource_provider_;
viz::ResourceFormat preferred_tile_format_;
DISALLOW_COPY_AND_ASSIGN(ZeroCopyRasterBufferProvider);
};
} // namespace cc
#endif // CC_RASTER_ZERO_COPY_RASTER_BUFFER_PROVIDER_H_