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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.
*/
#pragma once
#include "Extensions3D.h"
#include "GraphicsContext3D.h"
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
class Extensions3DOpenGLCommon : public Extensions3D {
WTF_MAKE_FAST_ALLOCATED;
public:
virtual ~Extensions3DOpenGLCommon();
// Extensions3D methods.
bool supports(const String&) override;
void ensureEnabled(const String&) override;
bool isEnabled(const String&) override;
int getGraphicsResetStatusARB() override;
Platform3DObject createVertexArrayOES() override = 0;
void deleteVertexArrayOES(Platform3DObject) override = 0;
GC3Dboolean isVertexArrayOES(Platform3DObject) override = 0;
void bindVertexArrayOES(Platform3DObject) override = 0;
void drawBuffersEXT(GC3Dsizei, const GC3Denum*) override = 0;
String getTranslatedShaderSourceANGLE(Platform3DObject) override;
// EXT Robustness - uses getGraphicsResetStatusARB()
void readnPixelsEXT(int x, int y, GC3Dsizei width, GC3Dsizei height, GC3Denum format, GC3Denum type, GC3Dsizei bufSize, void *data) override;
void getnUniformfvEXT(GC3Duint program, int location, GC3Dsizei bufSize, float *params) override;
void getnUniformivEXT(GC3Duint program, int location, GC3Dsizei bufSize, int *params) override;
bool isNVIDIA() override { return m_isNVIDIA; }
bool isAMD() override { return m_isAMD; }
bool isIntel() override { return m_isIntel; }
bool isImagination() override { return m_isImagination; }
String vendor() override { return m_vendor; }
bool requiresBuiltInFunctionEmulation() override { return m_requiresBuiltInFunctionEmulation; }
bool requiresRestrictedMaximumTextureSize() override { return m_requiresRestrictedMaximumTextureSize; }
protected:
friend class Extensions3DOpenGLES;
Extensions3DOpenGLCommon(GraphicsContext3D*, bool useIndexedGetString);
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_isImagination;
bool m_requiresBuiltInFunctionEmulation;
bool m_requiresRestrictedMaximumTextureSize;
bool m_useIndexedGetString { false };
String m_vendor;
String m_renderer;
};
} // namespace WebCore