00001 /* 00002 ----------------------------------------------------------------------------- 00003 This source file is part of OGRE 00004 (Object-oriented Graphics Rendering Engine) 00005 For the latest info, see http://www.ogre3d.org/ 00006 00007 Copyright (c) 2000-2012 Torus Knot Software Ltd 00008 00009 Permission is hereby granted, free of charge, to any person obtaining a copy 00010 of this software and associated documentation files (the "Software"), to deal 00011 in the Software without restriction, including without limitation the rights 00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00013 copies of the Software, and to permit persons to whom the Software is 00014 furnished to do so, subject to the following conditions: 00015 00016 The above copyright notice and this permission notice shall be included in 00017 all copies or substantial portions of the Software. 00018 00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00025 THE SOFTWARE. 00026 ----------------------------------------------------------------------------- 00027 */ 00028 00029 #ifndef __GLRENDERTEXTURE_H__ 00030 #define __GLRENDERTEXTURE_H__ 00031 00032 #include "OgreGLTexture.h" 00033 00034 namespace Ogre { 00037 struct _OgrePrivate GLSurfaceDesc 00038 { 00039 public: 00040 GLHardwarePixelBuffer *buffer; 00041 size_t zoffset; 00042 uint numSamples; 00043 00044 GLSurfaceDesc() :buffer(0), zoffset(0), numSamples(0) {} 00045 }; 00046 00049 class _OgreGLExport GLRenderTexture: public RenderTexture 00050 { 00051 public: 00052 GLRenderTexture(const String &name, const GLSurfaceDesc &target, bool writeGamma, uint fsaa); 00053 virtual ~GLRenderTexture(); 00054 00055 bool requiresTextureFlipping() const { return true; } 00056 00057 static const String CustomAttributeString_FBO; 00058 static const String CustomAttributeString_TARGET; 00059 static const String CustomAttributeString_GLCONTEXT; 00060 }; 00061 00064 class _OgreGLExport GLRTTManager: public Singleton<GLRTTManager> 00065 { 00066 public: 00067 virtual ~GLRTTManager(); 00068 00071 virtual RenderTexture *createRenderTexture(const String &name, const GLSurfaceDesc &target, bool writeGamma, uint fsaa) = 0; 00072 00075 virtual bool checkFormat(PixelFormat format) = 0; 00076 00079 virtual void bind(RenderTarget *target) = 0; 00080 00085 virtual void unbind(RenderTarget *target) = 0; 00086 00087 virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat) 00088 { 00089 *depthFormat = GL_NONE; 00090 *stencilFormat = GL_NONE; 00091 } 00092 00095 virtual MultiRenderTarget* createMultiRenderTarget(const String & name); 00096 00099 virtual PixelFormat getSupportedAlternative(PixelFormat format); 00100 }; 00101 00104 class GLCopyingRTTManager; 00105 class _OgreGLExport GLCopyingRenderTexture: public GLRenderTexture 00106 { 00107 public: 00108 GLCopyingRenderTexture(GLCopyingRTTManager *manager, const String &name, const GLSurfaceDesc &target, 00109 bool writeGamma, uint fsaa); 00110 00111 virtual void getCustomAttribute(const String& name, void* pData); 00112 }; 00113 00117 class _OgreGLExport GLCopyingRTTManager: public GLRTTManager 00118 { 00119 public: 00120 GLCopyingRTTManager(); 00121 virtual ~GLCopyingRTTManager(); 00122 00125 virtual RenderTexture *createRenderTexture(const String &name, const GLSurfaceDesc &target, bool writeGamma, uint fsaa); 00126 00129 virtual bool checkFormat(PixelFormat format); 00130 00133 virtual void bind(RenderTarget *target); 00134 00137 virtual void unbind(RenderTarget *target); 00138 }; 00139 } 00140 00141 #endif // __GLTEXTURE_H__
Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Fri May 25 2012 21:48:50