OgreUnifiedHighLevelGpuProgram.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) 2000-2006 Torus Knot Software Ltd
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 You may alternatively use this source under the terms of a specific version of
00025 the OGRE Unrestricted License provided you have obtained such a license from
00026 Torus Knot Software Ltd.
00027 -----------------------------------------------------------------------------
00028 */
00029 #ifndef __UnifiedHighLevelGpuProgram_H__
00030 #define __UnifiedHighLevelGpuProgram_H__
00031 
00032 #include "OgrePrerequisites.h"
00033 #include "OgreHighLevelGpuProgram.h"
00034 #include "OgreHighLevelGpuProgramManager.h"
00035 
00036 namespace Ogre {
00037 
00055     class _OgreExport UnifiedHighLevelGpuProgram : public HighLevelGpuProgram
00056     {
00057     public:
00059         class CmdDelegate : public ParamCommand
00060         {
00061         public:
00062             String doGet(const void* target) const;
00063             void doSet(void* target, const String& val);
00064         };
00065 
00066     protected:
00067         static CmdDelegate msCmdDelegate;
00068 
00070         StringVector mDelegateNames;
00072         mutable HighLevelGpuProgramPtr mChosenDelegate;
00073 
00075         void chooseDelegate() const;
00076 
00077         void createLowLevelImpl(void);
00078         void unloadHighLevelImpl(void);
00079         void buildConstantDefinitions() const;
00080         void loadFromSource(void);
00081 
00082     public:
00084         UnifiedHighLevelGpuProgram(ResourceManager* creator, const String& name, ResourceHandle handle,
00085             const String& group, bool isManual = false, ManualResourceLoader* loader = 0);
00086         ~UnifiedHighLevelGpuProgram();
00087 
00088 
00093         void addDelegateProgram(const String& name);
00094 
00096         void clearDelegatePrograms();
00097 
00099         const HighLevelGpuProgramPtr& _getDelegate() const;
00100 
00102         const String& getLanguage(void) const;
00103 
00111         GpuProgramParametersSharedPtr createParameters(void);
00113         GpuProgram* _getBindingDelegate(void);
00114 
00115         // All the following methods must delegate to the implementation
00116 
00118         bool isSupported(void) const;
00119         
00121         bool isSkeletalAnimationIncluded(void) const;
00122 
00123         bool isMorphAnimationIncluded(void) const;
00124 
00125         bool isPoseAnimationIncluded(void) const;
00126 
00127         bool isVertexTextureFetchRequired(void) const;
00128         GpuProgramParametersSharedPtr getDefaultParameters(void);
00129         bool hasDefaultParameters(void) const;
00130         bool getPassSurfaceAndLightStates(void) const;
00131         bool hasCompileError(void) const;
00132         void resetCompileError(void);
00133 
00134         void load(bool backgroundThread = false);
00135         void reload(void);
00136         bool isReloadable(void) const;
00137         bool isLoaded(void) const;
00138         bool isLoading() const;
00139         LoadingState getLoadingState() const;
00140         void unload(void);
00141         size_t getSize(void) const;
00142         void touch(void);
00143         bool isBackgroundLoaded(void) const;
00144         void setBackgroundLoaded(bool bl);
00145         void escalateLoading();
00146         void addListener(Listener* lis);
00147         void removeListener(Listener* lis);
00148 
00149     };
00150 
00152     class UnifiedHighLevelGpuProgramFactory : public HighLevelGpuProgramFactory
00153     {
00154     public:
00155         UnifiedHighLevelGpuProgramFactory();
00156         ~UnifiedHighLevelGpuProgramFactory();
00158         const String& getLanguage(void) const;
00159         HighLevelGpuProgram* create(ResourceManager* creator, 
00160             const String& name, ResourceHandle handle,
00161             const String& group, bool isManual, ManualResourceLoader* loader);
00162         void destroy(HighLevelGpuProgram* prog);
00163 
00164     };
00165 
00166 
00167 }
00168 #endif

Copyright © 2008 Torus Knot Software Ltd
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Last modified Sun Sep 27 22:02:26 2009