| /* |
| * 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 "ExtensionsGLOpenGLCommon.h" |
| |
| #include <wtf/text/StringHash.h> |
| |
| namespace WebCore { |
| |
| class GraphicsContextGLOpenGL; |
| |
| class ExtensionsGLOpenGL : public ExtensionsGLOpenGLCommon { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| // This class only needs to be instantiated by GraphicsContextGLOpenGL implementations. |
| ExtensionsGLOpenGL(GraphicsContextGLOpenGL*, bool useIndexedGetString); |
| virtual ~ExtensionsGLOpenGL(); |
| |
| // ExtensionsGL methods. |
| PlatformGLObject createVertexArrayOES() override; |
| void deleteVertexArrayOES(PlatformGLObject) override; |
| GCGLboolean isVertexArrayOES(PlatformGLObject) override; |
| void bindVertexArrayOES(PlatformGLObject) override; |
| void drawBuffersEXT(GCGLSpan<const GCGLenum>) override; |
| |
| void drawArraysInstancedANGLE(GCGLenum mode, GCGLint first, GCGLsizei count, GCGLsizei primcount) override; |
| void drawElementsInstancedANGLE(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLvoidptr offset, GCGLsizei primcount) override; |
| void vertexAttribDivisorANGLE(GCGLuint index, GCGLuint divisor) override; |
| |
| protected: |
| bool supportsExtension(const String&) override; |
| String getExtensions() override; |
| |
| private: |
| #if PLATFORM(GTK) || PLATFORM(WIN) |
| bool isVertexArrayObjectSupported(); |
| #endif |
| }; |
| |
| } // namespace WebCore |