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# OgreBoxEmitter.cpp

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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 #include "OgreBoxEmitter.h"
    00026 #include "OgreParticle.h"
    00027 #include "OgreException.h"
    00028 #include "OgreStringConverter.h"
    00029
    00030
    00031
    00032 namespace Ogre {
    00033
    00034
    00035     //-----------------------------------------------------------------------
    00036     BoxEmitter::BoxEmitter()
    00037     {
    00038         initDefaults("Box");
    00039     }
    00040     //-----------------------------------------------------------------------
    00041     void BoxEmitter::_initParticle(Particle* pParticle)
    00042     {
    00043         Vector3 xOff, yOff, zOff;
    00044
    00045         // Call superclass
    00046         ParticleEmitter::_initParticle(pParticle);
    00047
    00048         xOff = Math::SymmetricRandom() * mXRange;
    00049         yOff = Math::SymmetricRandom() * mYRange;
    00050         zOff = Math::SymmetricRandom() * mZRange;
    00051
    00052         pParticle->mPosition = mPosition + xOff + yOff + zOff;
    00053
    00054
    00055         // Generate complex data by reference
    00056         genEmissionColour(pParticle->mColour);
    00057         genEmissionDirection(pParticle->mDirection);
    00058         genEmissionVelocity(pParticle->mDirection);
    00059
    00060         // Generate simpler data
    00061         pParticle->mTimeToLive = pParticle->mTotalTimeToLive = genEmissionTTL();
    00062
    00063     }
    00064
    00065
    00066 }
    00067
    00068

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:16 2004