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OgreGLPBRenderTexture.h

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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) 2000-2005 The OGRE Team
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 -----------------------------------------------------------------------------
00024 */
00025 
00026 #ifndef __GLPBRENDERTEXTURE_H__
00027 #define __GLPBRENDERTEXTURE_H__
00028 
00029 #include "OgreGLRenderTexture.h"
00030 #include "OgreGLPBuffer.h"
00031 namespace Ogre {
00032     
00035     class GLPBRTTManager;
00036     class GLPBRenderTexture: public GLRenderTexture
00037     {
00038     public:
00039         GLPBRenderTexture(GLPBRTTManager *manager, const String &name, const GLSurfaceDesc &target);
00040         virtual ~GLPBRenderTexture();
00041         
00042         virtual void getCustomAttribute(const String& name, void* pData);
00043     protected:
00044         GLPBRTTManager *mManager;
00045         PixelComponentType mPBFormat;
00046     };
00047         
00050     class GLPBRTTManager: public GLRTTManager
00051     {
00052     public:
00053         GLPBRTTManager(GLSupport *support, RenderTarget *mainwindow);
00054         virtual ~GLPBRTTManager();
00055         
00058         virtual RenderTexture *createRenderTexture(const String &name, const GLSurfaceDesc &target);
00059         
00062         virtual bool checkFormat(PixelFormat format);
00063         
00066         virtual void bind(RenderTarget *target);
00067         
00070         virtual void unbind(RenderTarget *target);
00071         
00074         void requestPBuffer(PixelComponentType ctype, size_t width, size_t height);
00075         
00078         void releasePBuffer(PixelComponentType ctype);
00079         
00082         GLContext *getContextFor(PixelComponentType ctype, size_t width, size_t height);
00083     protected:
00085         GLSupport *mSupport;
00087         RenderTarget *mMainWindow;
00089         GLContext *mMainContext;
00091         struct PBRef
00092         {
00093             PBRef(): pb(0),refcount(0) {}
00094             GLPBuffer* pb;
00095             size_t refcount;
00096         };
00098         PBRef mPBuffers[PCT_COUNT];
00099     };
00100 }
00101 
00102 #endif // __GLPBRENDERTEXTURE_H__

Copyright © 2000-2005 by The OGRE Team
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Last modified Sun Mar 12 14:37:41 2006