基于VEGAPRIME的实验中心虚拟漫游系统的研究与实现

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1、西南交通大学硕士学位论文基于VegaPrime的实验中心虚拟漫游系统的研究与实现姓名：王鸿森申请学位级别：硕士专业：机械设计及理论指导教师：王培俊20090301西南交通大学硕士研究生学位论文第1I页●●__-_-●___●-●●_--●-_---●●-_____-_●___●__●_-__-_●-____l_●_I_●-_●_-●__●--●--_-●_-●__●●-●__●一I—I●●_●-_●-●●一AbstractToconductmuliti．sitedcollaborativevirtualdesignwiththenetworkbandwi

2、dthlimit．thispaperdevelopsaW曲一based3Dmodeldatabasemanagementsysteminavirtualenvironment．whichachievesunifornlmanagementof3DmodeldataandCansupportmulti．sitedcollaborativesimulation．BydesigningJava-baseddriversforSpaceball5000，allinteractivevirtualenvironmentisconstructedandusersca

3、llperformmanipulationssuchassix．freedomrotation．zoomandromotiononthemodelsinthevirtualsceneviaSpaceball5000mouse．Themainworkinthispapercarlbeconcludedasfollows：11ABrowser／Server-basedvirtualreMitysystemisdevelopedusingJava／Java3Dtomeettheneedofmulti．sitedcollaborationbyembeddingt

4、herelevantAppletsintowebpages．2、Spaceball5000iSconnectedtoavirtualenvironment．Usetscallcontr01thepositionandgestureofmodelsinthevirtualSCeneviasix．fi'eedomspaceballsand12programablekeysofSpaceball5000．3)Anassemblysimulationsystemofthepistonpumpisachievedwiththeassemblyorderandmot

5、iontrackpredefinedmanually．Userscalldisplayorobscuretheassemblypathandmodifytheappearanceofthemodelandthebackgroundpictureofthescene．4、Amodeldatabasemanagementsystemisbuilt．The3DmodelsCanbenavigated，searched，added，modifiedanddeletedwhilsttheinformationofusersismanageable．Inaword，

6、theweb．based3Dmodeldatabasemanagementsystemcailnotonlyprovidefriendlyhuman-machineinterface，butcansupplyeffectivemanagementmethodsformulti-sitedmodelresource，makingitpossibleforuserstoshareandreusetheresourcetothemostextentthroughtheopennetworkplatform．Byemployingvirtualrealityte

7、chonolyandcombiningmodeldatabasewithvirtualenvironment．userscanfurtherperformvirtualassemblyandsimulationofthemodelandevenmulti．sitedvirtualdesigninthefuture．ThisPaper1sapreliminaryattemptamamgatthis．Keywords：Web；ModelDatabase；VirtualReality；Spaceball5000西南交通大学硕士研究生学位论文第1I页西南交通大学

8、学位论文创新性声明本人郑重声明：所呈交的学位论文，是在导师指导下独立进行研究工作