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具有指数函数形式权因子的有理 Bézier 曲线退化

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Indexed by:Journal Papers

Date of Publication:2016-12-01

Journal:计算机辅助设计与图形学学报

Included Journals:EI

Affiliation of Author(s):大连理工大学

Discipline:Natural Science

First-Level Discipline:Mathematics

Volume:28

Issue:12

Page Number:2067-2074

Key Words:有理Bézier 曲线; toric 退化; 权因子; 指数函数; 幂函数

Teaching and Research Group:计算几何教研室

Abstract:针对具有指数函数形式权因子的有理Bézier 曲线, 研究该曲线的退化性质. 首先将具有指数函数形式的权
因子转化为幂函数形式, 并指出它们之间的关系; 然后利用有理Bézier 曲线的toric 退化理论定义正则控制曲线; 最
后给出权因子趋向于无穷时有理Bézier 曲线的退化曲线及其几何性质. 实验结果验证了文中提出的退化理论, 并指
出其与有理Bézier 曲线toric 退化之间的区别.

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