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/*
* Copyright (C) 2011 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 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 "Extensions3DOpenGLCommon.h"
#include "GraphicsContext3D.h"
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
class Extensions3DOpenGL : public Extensions3DOpenGLCommon {
WTF_MAKE_FAST_ALLOCATED;
public:
// This class only needs to be instantiated by GraphicsContext3D implementations.
Extensions3DOpenGL(GraphicsContext3D*, bool useIndexedGetString);
virtual ~Extensions3DOpenGL();
// Extensions3D methods.
void blitFramebuffer(long srcX0, long srcY0, long srcX1, long srcY1, long dstX0, long dstY0, long dstX1, long dstY1, unsigned long mask, unsigned long filter) override;
void renderbufferStorageMultisample(unsigned long target, unsigned long samples, unsigned long internalformat, unsigned long width, unsigned long height) override;
Platform3DObject createVertexArrayOES() override;
void deleteVertexArrayOES(Platform3DObject) override;
GC3Dboolean isVertexArrayOES(Platform3DObject) override;
void bindVertexArrayOES(Platform3DObject) override;
void insertEventMarkerEXT(const String&) override;
void pushGroupMarkerEXT(const String&) override;
void popGroupMarkerEXT(void) override;
void drawBuffersEXT(GC3Dsizei, const GC3Denum*) override;
void drawArraysInstanced(GC3Denum mode, GC3Dint first, GC3Dsizei count, GC3Dsizei primcount) override;
void drawElementsInstanced(GC3Denum mode, GC3Dsizei count, GC3Denum type, long long offset, GC3Dsizei primcount) override;
void vertexAttribDivisor(GC3Duint index, GC3Duint divisor) override;
protected:
bool supportsExtension(const WTF::String&) override;
String getExtensions() override;
private:
#if (PLATFORM(GTK) || PLATFORM(WIN) || PLATFORM(IOS))
bool isVertexArrayObjectSupported();
#endif
};
} // namespace WebCore
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