1、東南大學碩士學位論文高等級公路三維實時仿真與實時數(shù)據(jù)查詢技術研究姓名：朱志玥申請學位級別：碩士專業(yè)：道路與鐵道工程指導教師：丁建明20060201東南大學碩士學位論文AbstractAtpresent，thereareonlytwowaystoexhibitiontheresultsofhighwaydesignTheyareeffect—imageand3DanimationBothofthemarenotrealtimedynami

2、candinteractiveandsaynothingofrealtimedataqueryforhighwayHoweverthetechnologyofvisualsimulationanddatabasecanjnstresolvesuchaproblemTheSystemofvisualsimulationandrealtimedataqueryforhighwayusestheactualdataofhighwaydesig

3、ntopreciselyreproduceits3DmodelInsuchasystemtheusercancontrolhisviewpointlineofsight，andthemovespeedoftheviewpointbyhimselfAtrealtime，thesystemcomputesandgeneratesthepicturethatwillbeshownonthescreen，atthesametimequeryda

4、taofthehighwayinrealtimeThetechnologyofvisualsimulationprovidesaeffectivewaytovisuallydemonstratetheresultofhighwaydesignthetechnologyofdatabaseprovidesagoodwaytealtimedataqueryforhighwaydesignTheauthorusedsoftwareofAuto

5、CADor3dsmaxtomakethe3DmodelofahighwayanddesignedasoftwareofVisualSimulationbyOpenGL，whichCanrealizethefreeroaminginteractivelyandroamingalongaprearrangedrouteingautomaticallyandalsoCallquerythedataofhighwayinrealtimeThes

6、etwOsoftwaresconstituteavisualsimulationandrealtimedataquerysystemforhighwayThispaperineducestheideaofprogrammingandkeytechnologiesofthisvisualsimulationsystemInaddition，itintroduceshowtousethissystembygivingasampleIrIth

7、eendthepaperappraisestheresultofthisresearchandpointedoutitsshortageSomesuggestionsforimprovingthissystemandfurtherstudyarepresentinthispaperaswellKeywords：highway，visualsimulation，OpenGL，realtimeroamingdatabase，ACCESS、M