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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 GPU_IPC_COMMON_GPU_MEMORY_BUFFER_IMPL_H_
#define GPU_IPC_COMMON_GPU_MEMORY_BUFFER_IMPL_H_
#include <memory>
#include "base/callback.h"
#include "base/macros.h"
#include "gpu/command_buffer/common/sync_token.h"
#include "gpu/gpu_export.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/gpu_memory_buffer.h"
namespace gpu {
// Provides common implementation of a GPU memory buffer.
//
// TODO(reveman): Rename to GpuMemoryBufferBase.
class GPU_EXPORT GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
public:
using DestructionCallback = base::OnceCallback<void(const gpu::SyncToken&)>;
~GpuMemoryBufferImpl() override;
// Overridden from gfx::GpuMemoryBuffer:
gfx::Size GetSize() const override;
gfx::BufferFormat GetFormat() const override;
gfx::GpuMemoryBufferId GetId() const override;
ClientBuffer AsClientBuffer() override;
void OnMemoryDump(
base::trace_event::ProcessMemoryDump* pmd,
const base::trace_event::MemoryAllocatorDumpGuid& buffer_dump_guid,
uint64_t tracing_process_id,
int importance) const override;
void set_destruction_sync_token(const gpu::SyncToken& sync_token) {
destruction_sync_token_ = sync_token;
}
protected:
GpuMemoryBufferImpl(gfx::GpuMemoryBufferId id,
const gfx::Size& size,
gfx::BufferFormat format,
DestructionCallback callback);
const gfx::GpuMemoryBufferId id_;
const gfx::Size size_;
const gfx::BufferFormat format_;
DestructionCallback callback_;
bool mapped_;
gpu::SyncToken destruction_sync_token_;
private:
DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferImpl);
};
} // namespace gpu
#endif // GPU_IPC_COMMON_GPU_MEMORY_BUFFER_IMPL_H_