1、南京理工大學碩士學位論文基于OpenGL的交互式有限元后處理可視化程序開發(fā)姓名：尤志祥申請學位級別：碩士專業(yè)：導航、制導與控制指導教師：孫宇新20090621AbstractTheVisualizationinscientificreferstoinvolvethecomputergraphics，digitalimageprocessingandothermanykindsofdisciplinedomaintransformsthe

2、scienceandengmeenngcalculationprocessandthecomputedresultintothegraphandimagedemonstratedonthescreenandcarriesonitwithprocessingalternafelyThescientificcomputationaccordingtospecialphysicalmodelresultsinSOlargenumberofda

3、tathatmakesprocessingthesedataefficientlyandpickingupthekeyinformationneededthekeyproblemastotheunderstandingofphysicalmodelBasedontheresearchonthescientificvisualizationtedmology’thispaperappliedtheresultintotheanalysis

4、andprocessingofthefiniteelementdataForthatmostphysicalquantitiesinfiniteelementdataarescalarandsomevectorsCanbedisplayedasscalarthispaperresearchedthevisualizationofscalarfieldFirstlythebasictheoryincomputergraphicsinvol

5、vedinfinitepostprocessingvisualizationisdiscussedinthispaperincludingthemodelbuilding，projectiontransfonnationandkindsofGeometricTransformationwhichprovidethetheorybasisforthefurtherdevelopmentSecondly’forthatcontourline

6、andcloudpictureisusedtodescribetwodimensionalscalardat亂linearinterpolationAlgorithmandtriangularelementfiUalgorithmhavebeenchosenaccordingtothediscussingofthealgorithmsofcontourlineandcloudpictureTwodimensionalfinitedata

7、postprocessingsoftwareisdevelopedbyusingOpenGLandthedrawingresultsisdiscussedwiththatfromTecplotThirdlvonnlebasisofcomputergraphics，differentkindsofeliminationalgorithmshavebeendiscussedastothreedimensionalfinitedata，and

8、finallyZbuffertestingischosenasthealgcIrithmtodevelopthethreedimensionalvisualizationsoftwarebyusingtherenderingfunctioninOpenGLWiththissoftwaredeveloped，thecloudpictureeovenngonthefacesofthreedimensionalmodelisdrawnLast

9、lythesystemoffinitepostprocessingvisualizationisbuiltwithfineUSerinterfaceandfriendlyhumancomputerinteractionSOthatusertaileasilyandconvenientlyusethisvisualizationsystemTheprogramon’scientificvisualizationofpostprocessi