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Wednesday the 23rd of May 2012 @ 04:49pm
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LibN2L


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(n2l5)


Documentation
(libN2L-4)


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LibN2L-4 Library Code Reference

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particles

cParticleSystem.h

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00001 /************************************************************************
00002 Nova-2 Library (libN2L, or simply n2l) Game development C++ Library
00003 Copyright (C) 2003  Aaron Cameron
00004 
00005 This library is free software; you can redistribute it and/or
00006 modify it under the terms of the GNU Lesser General Public
00007 License as published by the Free Software Foundation; either
00008 version 2.1 of the License, or (at your option) any later version.
00009 
00010 This library is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 Lesser General Public License for more details.
00014 
00015 You should have received a copy of the GNU Lesser General Public
00016 License along with this library; if not, write to the Free Software
00017 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00018 
00019 A copy of the GNU Lesser General Public License has been provided with
00020 this library in the file 'COPYING'.
00021 
00022 Contact information for the author of this library has been provided
00023 with this library in the file 'AUTHOR'.
00024 ************************************************************************/
00025 #ifndef _n2l4_cParticleSystem_H
00026 #define _n2l4_cParticleSystem_H
00027 
00028 #include <list>
00029 #include <map>
00030 
00031 #include "cParticle.h"
00032 #include "cEmitterInterface.h"
00033 #include "cForce.h"
00034 
00035 namespace n2l
00036 {
00037 
00038     class cRFrustum;
00039 
00040     class cParticleSystem
00041     {
00042     public:
00043         cParticleSystem();
00044         
00045         void addEmitter( const cAutoPtr<cEmitterInterface> & i_ioEmitter );
00046         void addForce( const cAutoPtr<cForce> & i_ioForce );
00047         void addParticle( const cParticle & iParticle );
00048         void ownParticle( cParticle *const ioParticle );
00049 
00050         void update( const tUint iTimePassed );
00051         void draw( const cRFrustum &iFrustum ) const;
00052         void draw() const;
00053 
00054         void clear();
00055 
00056         inline const tUint numLiveParticles() const { return mParticles.size(); }
00057 
00058         static void benchmark( tUint &oDrawTime, tUint &oNoCullDrawTime,
00059             tUint &oUpdateTime ) {
00060             oDrawTime = mBMDrawTime;
00061             oNoCullDrawTime = mBMNoCullDrawTime;
00062             oUpdateTime = mBMUpdateTime;
00063         }
00064 
00065     private:
00066         typedef std::list<cParticle>                    tParticleContainer;
00067         typedef std::map<tUint, tParticleContainer> tTextureGroups;
00068         typedef std::list<cAutoPtr<cEmitterInterface> > tEmitterContainer;
00069         typedef std::list<cAutoPtr<cForce> >            tForceContainer;
00070         // We'll have forces here
00071 
00072         tEmitterContainer   mEmitters;
00073         tTextureGroups  mParticles;
00074         tForceContainer     mForces;
00075 
00076         cParticleSystem( const cParticleSystem & );
00077         cParticleSystem & operator =( const cParticleSystem & );
00078 
00079         static tUint mBMDrawTime;
00080         static tUint mBMNoCullDrawTime;
00081         static tUint mBMUpdateTime;
00082 
00083     }; // class
00084 
00085 
00086 } // namespace
00087 
00088 #endif
©2012 Aaron Cameron