1 /* 2 * Copyright (C) 2010 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 "Extensions3D.h" 30 31 #include "GraphicsContext3D.h" 32 #include <wtf/HashSet.h> 33 #include <wtf/text/StringHash.h> 34 35 namespace WebCore { 36 37 class Extensions3DOpenGL : public Extensions3D { 38 public: 39 virtual ~Extensions3DOpenGL(); 40 41 // Extensions3D methods. 42 virtual bool supports(const String&); 43 virtual void ensureEnabled(const String&); 44 virtual bool isEnabled(const String&); 45 virtual int getGraphicsResetStatusARB(); 46 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); 47 virtual void renderbufferStorageMultisample(unsigned long target, unsigned long samples, unsigned long internalformat, unsigned long width, unsigned long height); 48 49 virtual Platform3DObject createVertexArrayOES(); 50 virtual void deleteVertexArrayOES(Platform3DObject); 51 virtual GC3Dboolean isVertexArrayOES(Platform3DObject); 52 virtual void bindVertexArrayOES(Platform3DObject); 53 54 private: 55 // This class only needs to be instantiated by GraphicsContext3D implementations. 56 friend class GraphicsContext3D; 57 Extensions3DOpenGL(GraphicsContext3D*); 58 59 bool m_initializedAvailableExtensions; 60 HashSet<String> m_availableExtensions; 61 62 // Weak pointer back to GraphicsContext3D 63 GraphicsContext3D* m_context; 64 }; 65 66 } // namespace WebCore 67 68 #endif // Extensions3DOpenGL_h 69