曾锴珊;潘日晶;孙坚坡;

• 1:福建师范大学数学与计算机科学学院
• 2:福建师范大学网络安全与密码技术重点实验室

摘要(Abstract)：

基于Loop细分模式,综合运用生成特征的细分方法和自适应方法等,提出一种计算简便的保持特征的自适应Loop细分曲面生成算法.该算法能够实现自动提取初始网格的尖锐特征,并可以通过交互式方式选择控制尖锐特征边、特征点及相应的尖锐度,同时给出了一种新的顶点平坦度定义.该算法采用自适应方法避免在相对光滑处再细分,提出的顶点平坦度计算简便、高效,能够有效地减少细分生成的网格数量和处理速度.实验表明该算法能较好地生成带半尖锐、尖锐特征的细分曲面.

关键词(KeyWords)： 尖锐特征;半尖锐特征;Loop细分;自适应细分

Abstract:

Keywords:

基金项目(Foundation): 福建省自然科学基金资助项目(2010J01318)

作者(Authors): 曾锴珊;潘日晶;孙坚坡;

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