風(fēng)雨中樹木運(yùn)動(dòng)的可視化模擬.pdf

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3、hontheVisualSimulationofTreeMotioninWindRainSpecialty:ComputerSoftwareTheyName:LvShuli(Signature)Instruct:LiZhanli(Signature)ABSTRACTBothtreemotionrainfallarecommonnaturalphenomena.Withthedramaticdevelopmentofcomputergra

4、phics，treemotionrainfallhaveawiderangeofapplicationinGamesFilmTelevisionAdvertisingVirtualRealityect.WhetherWecouldgeneratethetreemotionraineffectivelyinthetimeisinadirectlinetothesenseofrealityimmersioninvirtualscenes.T

5、herefeinthisarticlewemaketheresearchonthevisualsimulationoftreemotioninwindrain.Thewholeresearchincludesthreepartsasfollows:Firstlystudythesimulationmethodofrainfall.Modelaproperrainparticlebyanalyzingthereaiizingprincip

6、ieofparticiesystemtheactionofrainsparticlesImprovetheutilizationrateofrainsparticlesbygeneratingtherainparticlesinpolarcodinatesRealisticallysimulatethemovementofrainsparticlesbyprecisegeometriccalculationsfthewind’sinfl

7、uencetotherainsparticlesRendertherainbytexturemappinginOpenGL.Theresultsshowthatusingthismethodmakesthesimulationofraininaturalhighinrealtimewhichguaranteesitspracticalvalues.Secondlydiscusstheimplementmethodsoftheintera

8、ctionbetweentheraintheleafbasedontheanlysisftheactionofrainonleafsurfaces.producetheshapeofrainonleafsurfacesbythedisttionoftheshapesftherainspecimenssimplifytheflowoftherainontheleafsurfacescomeupwithanmethodTexturesubs

9、titutiontorendertheflowingofrainImplementthestaticraintherainflowalongtheleafveinaccdingthemethodsweproposed.Experimentsshowthatthismethodispracticablesimplemerealistic.thewholeimplementationofFinallycombinetheVisualSimu