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Diffstat (limited to 'Source/WebCore/html/canvas/WebGLSharedObject.h')
-rw-r--r-- | Source/WebCore/html/canvas/WebGLSharedObject.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Source/WebCore/html/canvas/WebGLSharedObject.h b/Source/WebCore/html/canvas/WebGLSharedObject.h new file mode 100644 index 000000000..559661332 --- /dev/null +++ b/Source/WebCore/html/canvas/WebGLSharedObject.h @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2011 Apple 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 COMPUTER, INC. ``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 COMPUTER, INC. OR + * 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. + */ + +#ifndef WebGLSharedObject_h +#define WebGLSharedObject_h + +#include "WebGLObject.h" + +namespace WebCore { + +class GraphicsContext3D; +class WebGLContextGroup; +class WebGLRenderingContext; + +// WebGLSharedObject the base class for objects that can be shared by multiple +// WebGLRenderingContexts. +class WebGLSharedObject : public WebGLObject { +public: + virtual ~WebGLSharedObject(); + + WebGLContextGroup* contextGroup() const { return m_contextGroup; } + + virtual bool isBuffer() const { return false; } + virtual bool isFramebuffer() const { return false; } + virtual bool isProgram() const { return false; } + virtual bool isRenderbuffer() const { return false; } + virtual bool isShader() const { return false; } + virtual bool isTexture() const { return false; } + + virtual bool validate(const WebGLContextGroup* contextGroup, const WebGLRenderingContext*) const + { + return contextGroup == m_contextGroup; + } + + void detachContextGroup(); + +protected: + WebGLSharedObject(WebGLRenderingContext*); + + virtual bool hasGroupOrContext() const + { + return m_contextGroup; + } + + virtual GraphicsContext3D* getAGraphicsContext3D() const; + +private: + WebGLContextGroup* m_contextGroup; +}; + +} // namespace WebCore + +#endif // WebGLSharedObject_h |