1/* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef Extensions3DOpenGL_h 27#define Extensions3DOpenGL_h 28 29#include "Extensions3DOpenGLCommon.h" 30 31#include "GraphicsContext3D.h" 32#include <wtf/HashSet.h> 33#include <wtf/text/StringHash.h> 34 35namespace WebCore { 36 37class Extensions3DOpenGL : public Extensions3DOpenGLCommon { 38 WTF_MAKE_FAST_ALLOCATED; 39public: 40 virtual ~Extensions3DOpenGL(); 41 42 // Extensions3D methods. 43 virtual void blitFramebuffer(long srcX0, long srcY0, long srcX1, long srcY1, long dstX0, long dstY0, long dstX1, long dstY1, unsigned long mask, unsigned long filter); 44 virtual void renderbufferStorageMultisample(unsigned long target, unsigned long samples, unsigned long internalformat, unsigned long width, unsigned long height); 45 46 virtual Platform3DObject createVertexArrayOES(); 47 virtual void deleteVertexArrayOES(Platform3DObject); 48 virtual GC3Dboolean isVertexArrayOES(Platform3DObject); 49 virtual void bindVertexArrayOES(Platform3DObject); 50 virtual void insertEventMarkerEXT(const String&); 51 virtual void pushGroupMarkerEXT(const String&); 52 virtual void popGroupMarkerEXT(void); 53 virtual void drawBuffersEXT(GC3Dsizei, const GC3Denum*); 54 55 virtual void drawArraysInstanced(GC3Denum mode, GC3Dint first, GC3Dsizei count, GC3Dsizei primcount); 56 virtual void drawElementsInstanced(GC3Denum mode, GC3Dsizei count, GC3Denum type, long long offset, GC3Dsizei primcount); 57 virtual void vertexAttribDivisor(GC3Duint index, GC3Duint divisor); 58 59protected: 60 // This class only needs to be instantiated by GraphicsContext3D implementations. 61 friend class GraphicsContext3D; 62 Extensions3DOpenGL(GraphicsContext3D*); 63 64 virtual bool supportsExtension(const WTF::String&); 65 virtual String getExtensions(); 66#if (PLATFORM(GTK) || PLATFORM(EFL) || PLATFORM(WIN) || PLATFORM(IOS)) 67private: 68 bool isVertexArrayObjectSupported(); 69#endif 70}; 71 72} // namespace WebCore 73 74#endif // Extensions3DOpenGL_h 75