2 * Copyright (C) 2010 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
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26 #ifndef WebGLExtension_h
27 #define WebGLExtension_h
29 #include "WebGLRenderingContext.h"
33 class WebGLExtension {
35 // Extension names are needed to properly wrap instances in JavaScript objects.
37 WebKitLoseContextName,
39 OESStandardDerivativesName,
40 OESVertexArrayObjectName,
41 WebGLDebugRendererInfoName,
42 WebGLDebugShadersName,
45 void ref() { m_context->ref(); }
46 void deref() { m_context->deref(); }
47 WebGLRenderingContext* context() { return m_context; }
49 virtual ~WebGLExtension();
50 virtual ExtensionName getName() const = 0;
53 WebGLExtension(WebGLRenderingContext*);
54 WebGLRenderingContext* m_context;
57 } // namespace WebCore
59 #endif // WebGLExtension_h