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/*
* Copyright (C) 2010, Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LayerTexture_h
#define LayerTexture_h
#include "IntSize.h"
#include "TextureManager.h"
#include <wtf/Noncopyable.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/RefPtr.h>
namespace WebCore {
class GraphicsContext3D;
class TextureManager;
class LayerTexture : public Noncopyable {
public:
static PassOwnPtr<LayerTexture> create(GraphicsContext3D* context, TextureManager* manager)
{
return adoptPtr(new LayerTexture(context, manager));
}
~LayerTexture();
bool isValid(const IntSize&, unsigned format);
bool reserve(const IntSize&, unsigned format);
void unreserve();
bool isReserved()
{
ASSERT(m_textureManager);
return m_textureManager->isProtected(m_token);
}
void bindTexture();
void framebufferTexture2D();
private:
LayerTexture(GraphicsContext3D*, TextureManager*);
RefPtr<GraphicsContext3D> m_context;
TextureManager* m_textureManager;
TextureToken m_token;
IntSize m_size;
unsigned m_format;
unsigned m_textureId;
};
}
#endif
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