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/*
* Copyright (C) 2015 Igalia S.L.
*
* 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 TextureMapperPlatformLayerBuffer_h
#define TextureMapperPlatformLayerBuffer_h
#include "BitmapTextureGL.h"
#include "GraphicsTypes3D.h"
#include "TextureMapperPlatformLayer.h"
#include <wtf/CurrentTime.h>
namespace WebCore {
class TextureMapperPlatformLayerBuffer : public TextureMapperPlatformLayer {
WTF_MAKE_NONCOPYABLE(TextureMapperPlatformLayerBuffer);
WTF_MAKE_FAST_ALLOCATED();
public:
TextureMapperPlatformLayerBuffer(RefPtr<BitmapTexture>&&);
TextureMapperPlatformLayerBuffer(GLuint textureID, const IntSize&, TextureMapperGL::Flags);
virtual ~TextureMapperPlatformLayerBuffer() = default;
virtual void paintToTextureMapper(TextureMapper&, const FloatRect&, const TransformationMatrix& modelViewMatrix = TransformationMatrix(), float opacity = 1.0) final;
bool canReuseWithoutReset(const IntSize&, GC3Dint internalFormat);
BitmapTextureGL& textureGL() { return static_cast<BitmapTextureGL&>(*m_texture); }
inline void markUsed() { m_timeLastUsed = monotonicallyIncreasingTime(); }
double lastUsedTime() const { return m_timeLastUsed; }
class UnmanagedBufferDataHolder {
WTF_MAKE_NONCOPYABLE(UnmanagedBufferDataHolder);
WTF_MAKE_FAST_ALLOCATED();
public:
UnmanagedBufferDataHolder() = default;
virtual ~UnmanagedBufferDataHolder() = default;
};
bool hasManagedTexture() const { return m_hasManagedTexture; }
void setUnmanagedBufferDataHolder(std::unique_ptr<UnmanagedBufferDataHolder> holder) { m_unmanagedBufferDataHolder = WTFMove(holder); }
private:
RefPtr<BitmapTexture> m_texture;
double m_timeLastUsed { 0 };
GLuint m_textureID;
IntSize m_size;
TextureMapperGL::Flags m_extraFlags;
bool m_hasManagedTexture;
std::unique_ptr<UnmanagedBufferDataHolder> m_unmanagedBufferDataHolder;
};
} // namespace WebCore
#endif // TextureMapperPlatformLayerBuffer_h
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