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1、基于动态纹理和粒子系统的流水模拟（Flowsimulationbasedondynamictextureandparticlesystem）Articlenumber:1673-0291(2005)01-0090-05DynamictextureandfountainsimulationbasedonparticlesystemMaJun,ZhuHengjun(Schoolofmechanicalandelectronicengineering,BeijingJiaotongUniversity,Beijing100044)Abstract:theeffectoffountaincangrea
2、tlyenhancetheimmersionofvirtualrealitysystem.Particlesystemisaneffectivemethodtoachievefountaineffect,butBecauseofthemethodofdrawinglargetriangleunit,willreducethereal-timevirtualrealitysystem.Byusingvectorcontrolmethodtobuildhere.Verticalparticlesystemfountainmodel,thenrenderedintoacontinuousimagep
3、icturenumber,theseimagesastextures,whileusingbillboardTechnologyanddynamictexturetechnologytoachievetexturemappingofthefountain,bothtoensuretheauthenticityofthesystem,butalsoimprovethereal-timeperformanceofthesystem.Keywords:virtualreality;vectorcontrol;particlesystem;dynamictexture;fountain;OpenGLC
4、LCnumber:TP391documentcode:A9SimulationofFountainBasedonDynamicTextureandParticleSystemMAJun,ZHUHeng_jun(SchoolofMechanicalandElectronicControlEngineering,BeijingJiaotongUniversity,Beijing100044,China)Abstract:TheeffectoffountaincanconsumedlyenhancetheimmersioncharacteristicofvirtualrealitySystem.Pa
5、rticlesystemisaneffectivemethodforrepresentingfountaineffect.Thismethod,howev-Er,candeterioratethereal_timecharacteristicofvirtualrealitysystembecauseofdisplayingagreatNumberoftriangles.Tomaintaintheimmersionandreal_timecharacteristicofthesystem,vectorcon-Trolmethodisproposedtocreatefountainmodelbas
6、edonparticlesystem,andthenaseriesoftexturesArerendered,finallycombined,withbillboardanddynamictexturetechnologies,texturefountainisAchieved.Keywords:virtualreality;vectorcontrolmethod;particlesystem;dynamictexture;fountain;OpenGLIrregularobjectssuchasfountains,smoke,cloud,flamerenderinginvirtualTher
7、ealityhasbeenconcernedaboutthesystemandcomputergraphicsatpresent.Inthisfield,therearelotsoftheoryandalgorithms,suchasJosStamandEugeneFiumeindescribingthesmoke,cloud,vapor,establishmentThe[1]turbulence
