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// Copyright 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 CCTextureUpdateQueue_h
#define CCTextureUpdateQueue_h
#include "base/basictypes.h"
#include "TextureCopier.h"
#include "TextureUploader.h"
#include <wtf/Deque.h>
namespace cc {
class CCTextureUpdateQueue {
public:
CCTextureUpdateQueue();
virtual ~CCTextureUpdateQueue();
void appendFullUpload(TextureUploader::Parameters);
void appendPartialUpload(TextureUploader::Parameters);
void appendCopy(TextureCopier::Parameters);
void clearUploadsToEvictedResources();
TextureUploader::Parameters takeFirstFullUpload();
TextureUploader::Parameters takeFirstPartialUpload();
TextureCopier::Parameters takeFirstCopy();
size_t fullUploadSize() const { return m_fullEntries.size(); }
size_t partialUploadSize() const { return m_partialEntries.size(); }
size_t copySize() const { return m_copyEntries.size(); }
bool hasMoreUpdates() const;
private:
void clearUploadsToEvictedResources(Deque<TextureUploader::Parameters>& entryQueue);
Deque<TextureUploader::Parameters> m_fullEntries;
Deque<TextureUploader::Parameters> m_partialEntries;
Deque<TextureCopier::Parameters> m_copyEntries;
DISALLOW_COPY_AND_ASSIGN(CCTextureUpdateQueue);
};
}
#endif // CCTextureUpdateQueue_h
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