1/* 2 * Copyright (C) 2009 Apple 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WebGLRenderbuffer_h 27#define WebGLRenderbuffer_h 28 29#include "WebGLObject.h" 30 31#include <wtf/PassRefPtr.h> 32#include <wtf/RefCounted.h> 33 34namespace WebCore { 35 36class WebGLRenderbuffer : public WebGLObject { 37public: 38 virtual ~WebGLRenderbuffer() { deleteObject(); } 39 40 static PassRefPtr<WebGLRenderbuffer> create(WebGLRenderingContext*); 41 42 void setInternalFormat(GC3Denum internalformat) 43 { 44 m_internalFormat = internalformat; 45 m_initialized = false; 46 } 47 GC3Denum getInternalFormat() const { return m_internalFormat; } 48 49 void setSize(GC3Dsizei width, GC3Dsizei height) 50 { 51 m_width = width; 52 m_height = height; 53 } 54 GC3Dsizei getWidth() const { return m_width; } 55 GC3Dsizei getHeight() const { return m_height; } 56 57 void setIsValid(bool isValid) { m_isValid = isValid; } 58 bool isValid() const { return m_isValid; } 59 60 bool isInitialized() const { return m_initialized; } 61 void setInitialized() { m_initialized = true; } 62 63 bool hasEverBeenBound() const { return object() && m_hasEverBeenBound; } 64 65 void setHasEverBeenBound() { m_hasEverBeenBound = true; } 66 67protected: 68 WebGLRenderbuffer(WebGLRenderingContext*); 69 70 virtual void deleteObjectImpl(Platform3DObject); 71 72private: 73 virtual bool isRenderbuffer() const { return true; } 74 75 GC3Denum m_internalFormat; 76 bool m_initialized; 77 GC3Dsizei m_width, m_height; 78 bool m_isValid; // This is only false if internalFormat is DEPTH_STENCIL and packed_depth_stencil is not supported. 79 80 bool m_hasEverBeenBound; 81}; 82 83} // namespace WebCore 84 85#endif // WebGLRenderbuffer_h 86