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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 (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 __ParticleSystemManager_H__
    00030 #define __ParticleSystemManager_H__
    00031
    00032
    00033 #include "OgrePrerequisites.h"
    00034 #include "OgreParticleSystem.h"
    00035 #include "OgreFrameListener.h"
    00036 #include "OgreSingleton.h"
    00037 #include "OgreIteratorWrappers.h"
    00038 #include "OgreScriptLoader.h"
    00039 #include "OgreResourceGroupManager.h"
    00040
    00041 namespace Ogre {
    00042
    00043     // Forward decl
    00044     class ParticleSystemFactory;
    00045
    00071     class _OgreExport ParticleSystemManager:
    00072         public Singleton<ParticleSystemManager>, public ScriptLoader
    00073     {
    00074         friend class ParticleSystemFactory;
    00075     public:
    00076         typedef std::map<String, ParticleSystem*> ParticleTemplateMap;
    00077         typedef std::map<String, ParticleAffectorFactory*> ParticleAffectorFactoryMap;
    00078         typedef std::map<String, ParticleEmitterFactory*> ParticleEmitterFactoryMap;
    00079         typedef std::map<String, ParticleSystemRendererFactory*> ParticleSystemRendererFactoryMap;
    00080     protected:
    00081         OGRE_AUTO_MUTEX
    00083         ParticleTemplateMap mSystemTemplates;
    00084
    00086         ParticleEmitterFactoryMap mEmitterFactories;
    00087
    00089         ParticleAffectorFactoryMap mAffectorFactories;
    00090
    00092         ParticleSystemRendererFactoryMap mRendererFactories;
    00093
    00094         StringVector mScriptPatterns;
    00095
    00096         // Factory instance
    00097         ParticleSystemFactory* mFactory;
    00098
    00100         void parseNewEmitter(const String& type, DataStreamPtr& chunk, ParticleSystem* sys);
    00102         void parseNewAffector(const String& type, DataStreamPtr& chunk, ParticleSystem* sys);
    00104         void parseAttrib(const String& line, ParticleSystem* sys);
    00106         void parseEmitterAttrib(const String& line, ParticleEmitter* sys);
    00108         void parseAffectorAttrib(const String& line, ParticleAffector* sys);
    00110         void skipToNextCloseBrace(DataStreamPtr& chunk);
    00112         void skipToNextOpenBrace(DataStreamPtr& chunk);
    00113
    00115         ParticleSystem* createSystemImpl(const String& name, size_t quota,
    00116             const String& resourceGroup);
    00118         ParticleSystem* createSystemImpl(const String& name, const String& templateName);
    00120         void destroySystemImpl(ParticleSystem* sys);
    00121
    00122
    00123     public:
    00124
    00125         ParticleSystemManager();
    00126         virtual ~ParticleSystemManager();
    00127
    00145         void addEmitterFactory(ParticleEmitterFactory* factory);
    00146
    00164         void addAffectorFactory(ParticleAffectorFactory* factory);
    00165
    00174         void addRendererFactory(ParticleSystemRendererFactory* factory);
    00175
    00192         void addTemplate(const String& name, ParticleSystem* sysTemplate);
    00193
    00204         void removeTemplate(const String& name, bool deleteTemplate = true);
    00205
    00212         void removeAllTemplates(bool deleteTemplate = true);
    00213
    00226         ParticleSystem* createTemplate(const String& name, const String& resourceGroup);
    00227
    00233         ParticleSystem* getTemplate(const String& name);
    00234
    00245         ParticleEmitter* _createEmitter(const String& emitterType, ParticleSystem* psys);
    00246
    00255         void _destroyEmitter(ParticleEmitter* emitter);
    00256
    00267         ParticleAffector* _createAffector(const String& affectorType, ParticleSystem* psys);
    00268
    00277         void _destroyAffector(ParticleAffector* affector);
    00278
    00287         ParticleSystemRenderer* _createRenderer(const String& rendererType);
    00288
    00297         void _destroyRenderer(ParticleSystemRenderer* renderer);
    00298
    00304         void _initialise(void);
    00305
    00307         const StringVector& getScriptPatterns(void) const;
    00309         void parseScript(DataStreamPtr& stream, const String& groupName);
    00311         Real getLoadingOrder(void) const;
    00312
    00313         typedef MapIterator<ParticleAffectorFactoryMap> ParticleAffectorFactoryIterator;
    00314         typedef MapIterator<ParticleEmitterFactoryMap> ParticleEmitterFactoryIterator;
    00315         typedef MapIterator<ParticleSystemRendererFactoryMap> ParticleRendererFactoryIterator;
    00317         ParticleAffectorFactoryIterator getAffectorFactoryIterator(void);
    00319         ParticleEmitterFactoryIterator getEmitterFactoryIterator(void);
    00321         ParticleRendererFactoryIterator getRendererFactoryIterator(void);
    00322
    00323
    00324         typedef MapIterator<ParticleTemplateMap> ParticleSystemTemplateIterator;
    00326         ParticleSystemTemplateIterator getTemplateIterator(void)
    00327         {
    00328             return ParticleSystemTemplateIterator(
    00329                 mSystemTemplates.begin(), mSystemTemplates.end());
    00330         }
    00331
    00333         ParticleSystemFactory* _getFactory(void) { return mFactory; }
    00334
    00350         static ParticleSystemManager& getSingleton(void);
    00366         static ParticleSystemManager* getSingletonPtr(void);
    00367
    00368     };
    00369
    00371     class _OgreExport ParticleSystemFactory : public MovableObjectFactory
    00372     {
    00373     protected:
    00374         MovableObject* createInstanceImpl(const String& name, const NameValuePairList* params);
    00375     public:
    00376         ParticleSystemFactory() {}
    00377         ~ParticleSystemFactory() {}
    00378
    00379         static String FACTORY_TYPE_NAME;
    00380
    00381         const String& getType(void) const;
    00382         void destroyInstance( MovableObject* obj);
    00383
    00384     };
    00385
    00386 }
    00387
    00388 #endif
    00389

Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Thu Mar 6 09:46:26 2008