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Study on Key Technologies and Methods to Construct the Nationwide 3D Virtual Grassland

构建全国三维虚拟草原关键技术及方法研究



全 文 :!23" !6#
 Vol.23  No.6
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犱狅犻:10.11733/j.issn.10070435.2015.06.003
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犛狋狌犱狔狅狀犓犲狔犜犲犮犺狀狅犾狅犵犻犲狊犪狀犱犕犲狋犺狅犱狊狋狅犆狅狀狊狋狉狌犮狋狋犺犲
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WANGJiating1,2,3,LIXinyi1,YUANQing2,DONGYongping1,QIAOJiang2,WANGZongli2
(1.NationalAnimalHusbandryService,Beijing100125,China;2.InstituteofGrasslandResearchofChineseAcademyofAgriculture
sciences,Hohhot,InnerMongolia010010,China;3.GraduateSchoolofChineseAcademyofAgricultureScience,Beijing100081,China)
犃犫狊狋狉犪犮狋:Basedoncomprehensiveuseofgrasslandecologyprinciples,3DGIStechnology,remotesensing
technology,databasetechnology,softwaretechnologyandtheothermodernrelatedtechnology,thisstudy
wastoexplorehowtoorganizemultiplespatialinformationandattributesinformation,tofindtherelation
shipofmultipleecologicalinformationand3Dvirtualterrainmodel,andthentoobtaintheeffectiveman
agementmechanismofmultivariateecologicalinformation.Studyshowedthatgrasslandthreedimensional
digitalmodeldevelopedbyusingtheC/C++languagetocalOpenGLgraphicslibraryworkedfastand
steadily,ownedquickrenderingspeed,andprovidedrealtimeanddynamicqueryofgrasslandinformation
easily,whichcouldsupplytechnicalsupportforthefurtherstudyonthreedimensionalvirtualgrassland.
犓犲狔狑狅狉犱狊:OpenGLtechnology;Virtual;3DGIStechnology;Digitalgrassland
CDEF
:20150508;GHEF:20151027
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