基于SuperMapObject的煤矿巷道三维拓扑模型生成

SerialNo.466February.2008EXPRESSINFORMATIONOFMININGINDUSTRY466200822(1985-),,221008SuperMapObject():,,SuperMap,,,,,,:SuperMap;;;:TD821:A:100925683(2008)0220009203Researchon3DTopologyModelofCoalMineLanewayBasedonSuperMapObjectLiuweiHujinxin(ChinaUniversityofMiningTechnology)Abstract:Accordingtothecharacteristicsofcoalminelaneway,combiningmightyfunctionofSu2perMapintopologytreatment,adevelopmentmethodbasedonobjectorientedisusedtocarryout2Dto2pologytreatmentofthelanewaylinedatasettogetnetworkdataset.Thentopologyfeedbackofthenet2workdatasetisconductedtocollectfilterpointsdataset.Itcarriesoutthetopologytreatmentofthelane2waylinedatasetoveragainsoastoestablishthe3Dtopologymodel.Keywords:SuperMap;Networkdataset;Topologyfeedback;3Dtopology1,,,,,,,3DmaxAutoCAD,,,,,,SuperMapObject,,SuperMap,,SuperMap,22.1,,,Z1ZX(ZX)1ZX1,Z,,,XY2ZX:,XY,,GIS,SuperMap29©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(,,),SQL.sdb,(line)3,:ID;Point1Z;Point2Z:(,1);;54SQL5lineline,,line3.3(1)intNodeLine[][],NodeLine,NodeID,,lineID(2)line,,topo(3)soRecordsetobjSubRdt,topoSm2NodeID(4)objSubRdt,intNo2deIDSmNodeID(5)soRecordsetobjArcIDRdt=ob2jNetDtv.Query(SmFNode=+NodeID+orSmT2Node=+NodeID,false,objFields,null)ob2jFields.Add(DISTINCTID)SmFNode=NodeIDSmTNode=NodeIDID01466200822©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(ID)(6)objArcIDRdt,2,NodeID,NodeIDNodeLine,ID(7)NodeLine[][]3.4,,,66ab,ababL,L,a,ba,b,Line:publicclassLine{publicdouble[]bP=newdouble[3];//publicdouble[]eP=newdouble[3];//publicdouble[]direction=newdouble[3];//publicvoidFuZhiDirection()//{doublea=Math.Sqrt((eP[0]-bP[0])3(eP[0]-bP[0])+(eP[1]-bP[1])3(eP[1]-bP[1])+(eP[2]-bP[2])3(eP[2]-bP[2]));direction[0]=(eP[0]-bP[0])/a;direction[1]=(eP[1]-bP[1])/a;direction[2]=(eP[2]-bP[2])/a;}}llDistancellDistanceDistance(Lineline1,Lineline2)line1line2,double3.5NodeLine[][],(1)NodeLine[i][0],NodeID(2)NodeLine[i][1],NodeLine[i][2],iID1,ID2(3)ID1,ID2lineID,(4)Lineline1,Lineline2,ID1,ID2line1,line2(5)X,point,Dis2tance(Lineline1,Lineline2)X,point(6),point3.6point,line,,773,,,4,,:[1],.Arc/Info[J].,,2003.[2]PhilipJ.Schneider,DavidH.Eberly.[M].:,2005.[3],,.[J].,2002,21(1):912.(2007209209)11:SuperMapObject200822©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.