基于JAVA 3D的網(wǎng)絡(luò)三維實(shí)景可視化技術(shù)的研究與實(shí)踐.pdf

1、1090918分類號(hào)：工E三旦!密級(jí)：——單位代碼：!Q2Z一學(xué)號(hào)：2QQ生Q9SQ一西北大學(xué)碩士學(xué)位論文題目：塞士』壘墜蘭衛(wèi)盟圈堡三笙塞量互塑叢墊盎鮑盟塞魚塞送指導(dǎo)教師叢國生專業(yè)技術(shù)職務(wù)塾撞學(xué)科(專業(yè))鹽簋墊廛周墊盎答辯日期學(xué)位授予日期二oo七年五月基于Java3D的網(wǎng)絡(luò)三維實(shí)景可視化技術(shù)的研究與實(shí)踐ResearchontheVisualizationTechnologyof3DNetworkRealSceneBasedOilJAVA

2、3DAbstractW油thedevelopmentofGecgraphicInformationscienceVirtualRealitytechnologyNetworkingtechnologyandcomputer伊aphicsere，thenetworkvirtualgeographyenvironmenttechnologyhaslxxomeanewresearchhotspotofthegeographyinformati

3、onscienceThevirtualgeographyenvironmentistheCROSSofthegeographyinformationsystemandvirtualreality：AndnetworkvirtualgeographyenvironmentandVirtUalgeographyenvironmentthesetwocombinetogetherprovideslargerandvasterspacefort

4、hennmericalpermafrostdevelopmentButcurrentlynetworkvirtualgeographyenvironmentstillexistmanypmblemssuchaslargevolumeofdataclientdemonstrationanddatatransmissionereAccordingtotheaboveproblemsthispaperpresentsamorecomplete

5、solutionemphaticallystudiesthreeaspects，asfollowed：Smdying3DmodelingtechnologyofterrainmodelandbaldingmodelForthelargeamountofterraindatausingDEMdataorganizationmethodtogenerate3Dterrain；forbuildingmodelusingadvanced3Dla

6、serCyrascanningsystemtobuiMmodefingandloadORterrainthroughLoaderinterfacepmvidedbylava3DStudyingtheROAMalgorithmanditsimprovementalgorithmwhichbasedOnLeDtechnologyForthecharaeteristicsesof3Dgeographydatathathavinggreatca

7、pacityandnoteasilytoshowallmodelsthepaperhaveresearchedROAMalgorithmanditsimprovementalgorithmwhichbasedOnLeDtechnologyTheLeDtechnologysolvedthelevicofdetailofthegeographymanifestationaccordingtothedistanceofseeingandthe