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// Copyright (c) 2012 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 CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_
#define CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_
#pragma once
#if defined(ENABLE_GPU)
#include <vector>
#include "base/basictypes.h"
#include "base/memory/weak_ptr.h"
#include "content/common/content_export.h"
class GpuCommandBufferStubBase;
class CONTENT_EXPORT GpuMemoryManagerClient {
public:
virtual ~GpuMemoryManagerClient() {}
virtual void AppendAllCommandBufferStubs(
std::vector<GpuCommandBufferStubBase*>& stubs) = 0;
};
class CONTENT_EXPORT GpuMemoryManager {
public:
enum { kDefaultMaxSurfacesWithFrontbufferSoftLimit = 8 };
GpuMemoryManager(GpuMemoryManagerClient* client,
size_t max_surfaces_with_frontbuffer_soft_limit);
~GpuMemoryManager();
void ScheduleManage();
private:
friend class GpuMemoryManagerTest;
void Manage();
class CONTENT_EXPORT StubWithSurfaceComparator {
public:
bool operator()(GpuCommandBufferStubBase* lhs,
GpuCommandBufferStubBase* rhs);
};
GpuMemoryManagerClient* client_;
bool manage_scheduled_;
size_t max_surfaces_with_frontbuffer_soft_limit_;
base::WeakPtrFactory<GpuMemoryManager> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(GpuMemoryManager);
};
#endif
#endif // CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_
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