Zhejiang Daxue xuebao. Lixue ban (Nov 2014)

Cubic uniform B-spline curves interpolation with normal constrains(带法向约束的3次均匀B样条曲线插值)

  • HUQiaoli(胡巧莉),
  • SHOUHuahao(寿华好)

DOI
https://doi.org/10.3785/j.issn.1008-9497.2014.06.002
Journal volume & issue
Vol. 41, no. 6
pp. 619 – 623

Abstract

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基于3次均匀B样条曲线段的端点性质,及其与控制顶点构成的三角形的几何关系,提出了一种插值给定顶点与法向约束的3次均匀B样条曲线构造算法.与以往B样条曲线的顶点法向插值算法不同的是,本算法结合由控制顶点构成的三角形的几何性质求解新添加的控制顶点,可生成严格插值型值点并且在型值点处法向与给定法向无偏移的B样条曲线.

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