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Butterfly细分曲面的快速求值

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2009-06-15

Journal: 工程图学学报

Included Journals: CSCD、ISTIC、PKU

Volume: 30

Issue: 3

Page Number: 80-86

ISSN: 1003-0158

Key Words: 计算机应用;Butterfly细分格式;局部参数化;细分曲面求值

Abstract: 从分析Butterfly细分曲面的局部参数化出发,通过参数二进制分解生成数列以及构造细分格式的局部加细矩阵,并利用对应矩阵序列乘积与矩阵特征分解计算出控制点权值,从而解决TButterfly细分曲面插值问题.算法独立于网格存储的数据结构,避免了求邻接关系等费时的操作,并且容易推广到其他三角网格插值细分格式的曲面求值中.

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