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 "OgrePointEmitter.h" 00026 #include "OgreParticle.h" 00027 00028 00029 00030 namespace Ogre { 00031 00032 //----------------------------------------------------------------------- 00033 PointEmitter::PointEmitter() 00034 { 00035 mType = "Point"; 00036 // Set up parameters 00037 if (createParamDictionary("PointEmitter")) 00038 { 00039 addBaseParameters(); 00040 } 00041 // No custom parameters 00042 } 00043 //----------------------------------------------------------------------- 00044 void PointEmitter::_initParticle(Particle* pParticle) 00045 { 00046 // Very simple emitter, uses default implementations with no modification 00047 00048 // Call superclass 00049 ParticleEmitter::_initParticle(pParticle); 00050 00051 // Point emitter emits from own position 00052 pParticle->mPosition = mPosition; 00053 00054 // Generate complex data by reference 00055 genEmissionColour(pParticle->mColour); 00056 genEmissionDirection(pParticle->mDirection); 00057 genEmissionVelocity(pParticle->mDirection); 00058 00059 // Generate simpler data 00060 pParticle->mTimeToLive = pParticle->mTotalTimeToLive = genEmissionTTL(); 00061 00062 } 00063 //----------------------------------------------------------------------- 00064 unsigned short PointEmitter::_getEmissionCount(Real timeElapsed) 00065 { 00066 // Use basic constant emission 00067 return genConstantEmissionCount(timeElapsed); 00068 } 00069 } 00070 00071
Copyright © 2002-2003 by The OGRE Team
Last modified Fri May 14 23:22:33 2004