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OgreParticleSystemManager.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 © 2000-2002 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 __ParticleSystemManager_H__
00026 #define __ParticleSystemManager_H__
00027 
00028 
00029 #include "OgrePrerequisites.h"
00030 #include "OgreParticleSystem.h"
00031 #include "OgreFrameListener.h"
00032 #include "OgreSingleton.h"
00033 #include "OgreIteratorWrappers.h"
00034 
00035 namespace Ogre {
00036 
00055     class _OgreExport ParticleSystemManager: public Singleton<ParticleSystemManager>, public FrameListener
00056     {
00057     protected:
00058         typedef std::map<String, ParticleSystem> ParticleTemplateMap;
00060         ParticleTemplateMap mSystemTemplates;
00061         
00062         typedef std::map<String, ParticleSystem*> ParticleSystemMap;
00064         ParticleSystemMap mSystems;
00065 
00066         typedef std::map<String, ParticleEmitterFactory*> ParticleEmitterFactoryMap;
00068         ParticleEmitterFactoryMap mEmitterFactories;
00069 
00070         typedef std::map<String, ParticleAffectorFactory*> ParticleAffectorFactoryMap;
00072         ParticleAffectorFactoryMap mAffectorFactories;
00073 
00075         Real mTimeFactor;
00076 
00078         void parseNewEmitter(const String& type, DataChunk& chunk, ParticleSystem* sys);
00080         void parseNewAffector(const String& type, DataChunk& chunk, ParticleSystem* sys);
00082         void parseAttrib(const String& line, ParticleSystem* sys);
00084         void parseEmitterAttrib(const String& line, ParticleEmitter* sys);
00086         void parseAffectorAttrib(const String& line, ParticleAffector* sys);
00088         void skipToNextCloseBrace(DataChunk& chunk);
00090         void skipToNextOpenBrace(DataChunk& chunk);
00091     public:
00092 
00093         ParticleSystemManager();
00094         virtual ~ParticleSystemManager();
00095 
00113         void addEmitterFactory(ParticleEmitterFactory* factory);
00114 
00132         void addAffectorFactory(ParticleAffectorFactory* factory);
00133 
00151         void addTemplate(const String& name, const ParticleSystem& sysTemplate);
00152 
00162         ParticleSystem* createTemplate(const String& name);
00163 
00169         ParticleSystem* getTemplate(const String& name);
00170 
00188         ParticleSystem* createSystem(const String& name, unsigned int quota = 500);
00189 
00209         ParticleSystem* createSystem(const String& name, const String& templateName);
00210 
00218         void destroySystem(const String& name);
00219 
00227         void destroySystem(ParticleSystem* sys);
00228 
00230         ParticleSystem* getSystem(const String& name);
00231 
00232 
00241         ParticleEmitter* _createEmitter(const String& emitterType);
00242 
00251         void _destroyEmitter(ParticleEmitter* emitter);
00252 
00261         ParticleAffector* _createAffector(const String& affectorType);
00262 
00271         void _destroyAffector(ParticleAffector* affector);
00272 
00274         bool frameStarted(const FrameEvent &evt);
00275 
00277         bool frameEnded(const FrameEvent &evt);
00278 
00284         void _initialise(void);
00285 
00288         void parseScript(DataChunk& chunk);
00289 
00292         void parseAllSources(const String& extension = ".particle");
00293 
00298         Real getTimeFactor(void) const;
00299 
00308         void setTimeFactor(Real tf);
00309 
00310         typedef MapIterator<ParticleTemplateMap> ParticleSystemTemplateIterator;
00312         ParticleSystemTemplateIterator getTemplateIterator(void)
00313         {
00314             return ParticleSystemTemplateIterator(
00315                 mSystemTemplates.begin(), mSystemTemplates.end());
00316         } 
00317 
00333         static ParticleSystemManager& getSingleton(void);
00349         static ParticleSystemManager* getSingletonPtr(void);
00350 
00351     };
00352 
00353 }
00354 
00355 #endif
00356 

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:38 2004