非均匀有理B样条理论在自由曲面造型中的应用  

Theory of NURBS and Its Application in Free-form Surface Design

作　　者：鲍卫宁[1] 黄卫平[1] 

机构地区：[1]江汉大学机电与建筑工程学院,湖北武汉430056

出　　处：《江汉大学学报（自然科学版）》2005年第1期74-76,共3页Journal of Jianghan University：Natural Science Edition

摘　　要：探讨了应用非均匀有理B样条(NURBS)的曲线曲面理论理论进行复杂曲线曲面造型的基本方法,给出一个在UG软件中运用该理论进行复杂曲面建模的实例.实践结果表明:应用NURBS技术将大大提高利用计算机设计复杂曲线曲面模型的精度和效率.Studies the principles and method of NURBS (Non-Uniform Rational B-Spline), and the processes of its application in free-form curve and surface modeling are introduced with examples. The result show that the application of NURBS technology can improve the efficiency and accuracy of computer design for complicate curve and surface model.

关 键 词：计算机辅助设计(CAD) 非均匀有理B样条(NURBS) 自由曲面 造型 

分 类 号：TP391.72[自动化与计算机技术—计算机应用技术] TP182[自动化与计算机技术—计算机科学与技术]