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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
* Copyright (C) 2012 Research In Motion Limited. 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 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 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 Extensions3DOpenGLCommon_h
#define Extensions3DOpenGLCommon_h
#include "Extensions3D.h"
#include "GraphicsContext3D.h"
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
class Extensions3DOpenGLCommon : public Extensions3D {
public:
virtual ~Extensions3DOpenGLCommon();
// Extensions3D methods.
virtual bool supports(const String&);
virtual void ensureEnabled(const String&);
virtual bool isEnabled(const String&);
virtual int getGraphicsResetStatusARB();
virtual Platform3DObject createVertexArrayOES() = 0;
virtual void deleteVertexArrayOES(Platform3DObject) = 0;
virtual GC3Dboolean isVertexArrayOES(Platform3DObject) = 0;
virtual void bindVertexArrayOES(Platform3DObject) = 0;
virtual void drawBuffersEXT(GC3Dsizei, const GC3Denum*) = 0;
virtual String getTranslatedShaderSourceANGLE(Platform3DObject);
// EXT Robustness - uses getGraphicsResetStatusARB()
virtual void readnPixelsEXT(int x, int y, GC3Dsizei width, GC3Dsizei height, GC3Denum format, GC3Denum type, GC3Dsizei bufSize, void *data);
virtual void getnUniformfvEXT(GC3Duint program, int location, GC3Dsizei bufSize, float *params);
virtual void getnUniformivEXT(GC3Duint program, int location, GC3Dsizei bufSize, int *params);
virtual bool isNVIDIA() { return m_isNVIDIA; }
virtual bool isAMD() { return m_isAMD; }
virtual bool isIntel() { return m_isIntel; }
virtual String vendor() { return m_vendor; }
virtual bool maySupportMultisampling() { return m_maySupportMultisampling; }
virtual bool requiresBuiltInFunctionEmulation() { return m_requiresBuiltInFunctionEmulation; }
protected:
friend class Extensions3DOpenGLES;
Extensions3DOpenGLCommon(GraphicsContext3D*);
virtual bool supportsExtension(const String&) = 0;
virtual String getExtensions() = 0;
virtual void initializeAvailableExtensions();
bool m_initializedAvailableExtensions;
HashSet<String> m_availableExtensions;
// Weak pointer back to GraphicsContext3D
GraphicsContext3D* m_context;
bool m_isNVIDIA;
bool m_isAMD;
bool m_isIntel;
bool m_maySupportMultisampling;
bool m_requiresBuiltInFunctionEmulation;
String m_vendor;
};
} // namespace WebCore
#endif // Extensions3DOpenGLCommon_h
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