大规模复杂场景的实时渲染

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1、上海交通大学硕士学位论文大规模复杂场景的实时渲染姓名：张辉申请学位级别：硕士专业：软件工程指导教师：杨旭波200801015E,

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20、µ¢/AbstractReal-TimeRenderingofLarge-ScaleComplexSceneAbstractReal-timerenderingoflarge-scalecomplexscenehasbeenusedwidelyinmanyarea,

21、eitherinonlineinteractiveentertainment,GIS,orMilitary.Withthedevelopmentofinformationsociety,manyindustryareaneedthisrenderingtechniqueandmeanwhiletherequirementofimagequalityandrenderingspeedhasbecomemoreandmorestrict.Thisiswhythisresearchareaishot.Thebiggestproblemofthistechni

22、queishowtosolvetheconflictionbetweenlargedataandlimitedcomputerresource.Largedatameanthedataishugeandthesedatausuallycannotbeloadedtomemoryatonetime.Soweneedastrategytodopagingbetweensystemmemoryanddisk.Whendataisloadedin,howtoorganizeandusethemtosatisfythereal-timerequirementisv

23、eryimportant.Besides,Gap,lighting,texturearealsoneedtobesolved.Inthepreviouswork,peopleusuallybuildacomplexdatastructuresuchasBSPtreeandk-dtreetoholdthedata.ButthesealgorithmcostlotsofCPUcalculationandmakeCPUinheavywork.Finally,whatthispaperwouldsolveisthedecreasingtheCPUload.Th

24、ispaper’sresearchworkmainlyfocusesattransformin