2022年12月Dec.2022第46卷第6期Vol.46,No.6热带农业工热带农业工程TROPICALAGRICULTURALENCINEERING基于OpenGL的黄芪生长可视化模型构建研究①李东1,2)②高何璇3)何玉英4)贾尚云1,2)李红岭1,2)金李1,2)张旭1,2)高晓阳1,2)③（1甘肃农业大学机电工程学院甘肃兰州730000；2甘肃省干旱生境作物学重点实验室甘肃兰州730000；3兰州银行网络金融部甘肃兰州730000；4中国人民银行兰州支行甘肃兰州730000）摘要以药食同源作物黄芪为研究对象，在提出黄芪形态可视化技术框架的基础上，首先研究了黄芪器官的三维几何建模技术，基于L系统构建了基于器官形态特征参数的叶茎几何模型。其次，基于OpenGL图形平台，采用颜色渲染处理和双缓存显示等开发了黄芪器官的三维形态虚拟仿真技术，实现了黄芪从器官到个体的形态可视化，为构建可视化黄芪生长系统奠定了技术基础。关键词黄芪；NURBS；生长模型；形态模型；可视化中图分类号S567.23ResearchontheVisualizationModelofAstragalusGrowthBasedonOpenGLLIDong1,2)GAOHexuan3)HEYuying4)JIAShangyun1,2)LIHongling1,2)JINLi1,2)ZHANGXu1,2)GAOXiaoyang1,2)(1CollegeofMechanicalandElectricalEngineering,GansuAgriculturalUniversity,Lanzhou,Gansu730000;2KeyLaboratoryofAridHabitatCropScienceinGansuProvince,Lanzhou,Gansu730000;3NetworkFinanceDepartmentofLanzhouBank,Lanzhou,Gansu730000;4LanzhoubranchofPBC,Lanzhou,Gansu730000)AbstractInthispaper,themedicineandfoodhomologouscropAstragalusistheresearchobject.OnthebasisofproposingthemorphologicalvisualizationtechnologyframeworkofAstragalus,the3DgeometricmodelingtechnologyoftheorgansofAstragalusisstudied,thegeometricmodelofleavesandstemsbasedonthemorphologicalcharacteristicparametersoftheorgansisconstructedbasedontheLsystem.Then,basedontheOpenGLgraphicsplatform,the3DmorphologicalvirtualsimulationtechnologyofAstragalusorgansisdevelopedusingcolorrenderingprocessinganddouble-bufferingdisplay,whichachievesthemor‐phologicalvisualizationofAstragalusfromorganstoindividuals,andestablishesatechnicalfoundationfortheconstructionofavisualizedgrowthsystemofAstragalus.KeywordsAstragalus;NURBS;growthmodel;morphologicalmodel;visualization农业在整个国家的经济中扮演着举足轻重的角色。早在20世...
