大豆虛擬生長模型的構(gòu)建及約束方法的研究.pdf

1、東北師范大學碩士學位論文大豆虛擬生長模型的構(gòu)建及約束方法的研究姓名：梁瑛申請學位級別：碩士專業(yè)：計算機軟件與理論指導教師：王文永20070501AbstractWiththerapiddevelopmentofComputerGraphicstechnologyvirtuaIplantbecomesallimportantresearchdirectionThevirtualplantgrowthrese盯chandforestryre

2、searchispragmaticItnotonlySCIVesdesignofscencvirescenceandanimportantroleinagriculturebutalsohaswideapplicationinmanyareas，educationentertainmentbusinessetcThereBretworesearchdirectionsinviltllalplants：oneistosimulatethe

3、ap嗍“dllceoftheplantsonlywhichjustpayattentiontothethirddimensionofvision；theotheristosimulaterealprocessofgrowthoftheplant，whichpayattentiontorealreflectionofbotanytheoryAtpresentthetwodirectionshavebothachievedacertaind

4、egreeofsuccessButtheprocessofgrowthoftheplantistheresultsoftheinteractionofitsphysiologicalecological，formal—structureandenvironmentSohowtocombinethephysiologicalecologicalmodelwithformalslIucturalmodel，inordertoreappear

5、therealprocessofgrowthofplant，becomesoneoftheimportantresearchdirectionofvirtualplantsThisdissertationBasedonthetheoryofLsystem，wedevelopacomputerprogramtealizetheVisualPlantSysteminVC十嗡0whichUSeSthestandgraphicprogrammi

6、nginterfaceofOpenGLFirstIcounterthenatRrerealsoybean’suniquefeatureaswell舔thestructuredatahavecarriedontheentitymodelingtOthesurfacesoybeanAtthesametimeinorderto∞u∞theproductionthesoybeantolooklikevj、，idlydirectviewing，u

7、sedonekindtosoybeansorgantoconstructtheprocessbasedOBtheartificialliferestraintmethodincluding(1ightfactortemperaturefactorwaterfactor)affectedtogeth％realizestheSOybeangrowthprocesscomputersimulationtheproductionhypothes

8、izedsoybeanhadthethreedimensiollalthreedimensionaleffecttheshapeislifelikeconformstothenaturegrowthruleFirstthedissertationintroducestheresearchstatusofvirtualplantgrowthandillustratesthesignificanceofthetaskSeconditstud

9、iesthelh鯽iesofLsystemandsimplyintroducesOpenGLaridmodellnethodbasedOilimagesoforgansAswellashascarriedOntheintroductionbasedontheartificialliferestraintmethod硼1jlditemphasizes011thefunctionmodulesofvirtualplantsyslgllLLa

10、stthedissertationgivesexamples啦vinIIalplantsystemAtthe8anletimetheresearchofthisdissertationhelpstodiscoveranaturalprinciple：aseeminglycomplicatednaturalphenomenoncontainssimplerulesKeyword：ComputerGraphics；L心ystcm；Artif