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OgreHighLevelGpuProgram.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 #ifndef __HighLevelGpuProgram_H__
00026 #define __HighLevelGpuProgram_H__
00027 
00028 #include "OgrePrerequisites.h"
00029 #include "OgreGpuProgram.h"
00030 
00031 namespace Ogre {
00032 
00054     class _OgreExport HighLevelGpuProgram : public GpuProgram
00055     {
00056     protected:
00058         bool mHighLevelLoaded;
00060         GpuProgramPtr mAssemblerProgram;
00061 
00063         virtual void loadHighLevel(void);
00065         virtual void unloadHighLevel(void);
00069         virtual void loadHighLevelImpl(void);
00072         virtual void createLowLevelImpl(void) = 0;
00074         virtual void unloadHighLevelImpl(void) = 0;
00076         virtual void populateParameterNames(GpuProgramParametersSharedPtr params) = 0;
00078         void loadImpl();
00080         void unloadImpl();
00081     public:
00083         HighLevelGpuProgram(ResourceManager* creator, const String& name, ResourceHandle handle,
00084             const String& group, bool isManual = false, ManualResourceLoader* loader = 0);
00085         ~HighLevelGpuProgram();
00086 
00087 
00095         GpuProgramParametersSharedPtr createParameters(void);
00097         GpuProgram* _getBindingDelegate(void) { return mAssemblerProgram.getPointer(); }
00098 
00099 
00100 
00101     };
00102 
00109     class _OgreExport HighLevelGpuProgramPtr : public SharedPtr<HighLevelGpuProgram> 
00110     {
00111     public:
00112         HighLevelGpuProgramPtr() : SharedPtr<HighLevelGpuProgram>() {}
00113         explicit HighLevelGpuProgramPtr(HighLevelGpuProgram* rep) : SharedPtr<HighLevelGpuProgram>(rep) {}
00114         HighLevelGpuProgramPtr(const HighLevelGpuProgramPtr& r) : SharedPtr<HighLevelGpuProgram>(r) {} 
00115         HighLevelGpuProgramPtr(const ResourcePtr& r) : SharedPtr<HighLevelGpuProgram>()
00116         {
00117             // lock & copy other mutex pointer
00118             OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
00119             OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
00120             pRep = static_cast<HighLevelGpuProgram*>(r.getPointer());
00121             pUseCount = r.useCountPointer();
00122             if (pUseCount)
00123             {
00124                 ++(*pUseCount);
00125             }
00126         }
00127 
00129         HighLevelGpuProgramPtr& operator=(const ResourcePtr& r)
00130         {
00131             if (pRep == static_cast<HighLevelGpuProgram*>(r.getPointer()))
00132                 return *this;
00133             release();
00134             // lock & copy other mutex pointer
00135             OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
00136             OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
00137             pRep = static_cast<HighLevelGpuProgram*>(r.getPointer());
00138             pUseCount = r.useCountPointer();
00139             if (pUseCount)
00140             {
00141                 ++(*pUseCount);
00142             }
00143             return *this;
00144         }
00146         HighLevelGpuProgramPtr& operator=(const GpuProgramPtr& r);
00147     };
00148 
00149 }
00150 #endif

Copyright © 2000-2005 by The OGRE Team
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This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Mar 12 14:37:42 2006