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 __HighLevelGpuProgram_H__ 00030 #define __HighLevelGpuProgram_H__ 00031 00032 #include "OgrePrerequisites.h" 00033 #include "OgreGpuProgram.h" 00034 00035 namespace Ogre { 00036 00058 class _OgreExport HighLevelGpuProgram : public GpuProgram 00059 { 00060 protected: 00062 bool mHighLevelLoaded; 00064 GpuProgramPtr mAssemblerProgram; 00066 mutable bool mConstantDefsBuilt; 00068 mutable GpuNamedConstants mConstantDefs; 00069 00071 virtual void loadHighLevel(void); 00073 virtual void unloadHighLevel(void); 00077 virtual void loadHighLevelImpl(void); 00080 virtual void createLowLevelImpl(void) = 0; 00082 virtual void unloadHighLevelImpl(void) = 0; 00084 virtual void populateParameterNames(GpuProgramParametersSharedPtr params); 00091 virtual void buildConstantDefinitions() const = 0; 00092 00094 void loadImpl(); 00096 void unloadImpl(); 00097 public: 00099 HighLevelGpuProgram(ResourceManager* creator, const String& name, ResourceHandle handle, 00100 const String& group, bool isManual = false, ManualResourceLoader* loader = 0); 00101 ~HighLevelGpuProgram(); 00102 00103 00111 GpuProgramParametersSharedPtr createParameters(void); 00113 GpuProgram* _getBindingDelegate(void) { return mAssemblerProgram.getPointer(); } 00114 00119 const GpuNamedConstants& getConstantDefinitions() const; 00120 00121 00122 00123 00124 }; 00125 00132 class _OgreExport HighLevelGpuProgramPtr : public SharedPtr<HighLevelGpuProgram> 00133 { 00134 public: 00135 HighLevelGpuProgramPtr() : SharedPtr<HighLevelGpuProgram>() {} 00136 explicit HighLevelGpuProgramPtr(HighLevelGpuProgram* rep) : SharedPtr<HighLevelGpuProgram>(rep) {} 00137 HighLevelGpuProgramPtr(const HighLevelGpuProgramPtr& r) : SharedPtr<HighLevelGpuProgram>(r) {} 00138 HighLevelGpuProgramPtr(const ResourcePtr& r) : SharedPtr<HighLevelGpuProgram>() 00139 { 00140 // lock & copy other mutex pointer 00141 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00142 { 00143 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00144 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00145 pRep = static_cast<HighLevelGpuProgram*>(r.getPointer()); 00146 pUseCount = r.useCountPointer(); 00147 if (pUseCount) 00148 { 00149 ++(*pUseCount); 00150 } 00151 } 00152 } 00153 00155 HighLevelGpuProgramPtr& operator=(const ResourcePtr& r) 00156 { 00157 if (pRep == static_cast<HighLevelGpuProgram*>(r.getPointer())) 00158 return *this; 00159 release(); 00160 // lock & copy other mutex pointer 00161 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00162 { 00163 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00164 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00165 pRep = static_cast<HighLevelGpuProgram*>(r.getPointer()); 00166 pUseCount = r.useCountPointer(); 00167 if (pUseCount) 00168 { 00169 ++(*pUseCount); 00170 } 00171 } 00172 else 00173 { 00174 // RHS must be a null pointer 00175 assert(r.isNull() && "RHS must be null if it has no mutex!"); 00176 setNull(); 00177 } 00178 return *this; 00179 } 00181 HighLevelGpuProgramPtr& operator=(const GpuProgramPtr& r); 00182 }; 00183 00184 } 00185 #endif
Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sat May 10 16:24:59 2008