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CAGD中散乱数据点的三角曲面构造研究
Research on triangular parametric surface construction of scattered data points in CAGD
【摘要】 过任意散乱数据点列构造Bernstein-Bezier三角形插值曲面,用于曲面 设计及各种连续信息的形状模拟具有重要意义.提出一种新的可处理任意 复杂域三角网格生成问题的简单而可靠的算法及确定三角曲面整体C1连续 与构造的几何化公式,直观性强,计算方便,并能处理任意非凸边界及带有 内部孔洞的复杂情况.
【Abstract】 It is very important to construct triangular Bernstein-Bezier surface over given arbitrary scattered data points for the surface design and shape simulation. A new method to generate complicated surface and geometric formulation used to define global C1 continuity is presented by means of geometric analyses. The main feature of the method is that the surface with non-convex edge and hole can be processed.
【关键词】 计算机辅助设计;
计算几何;
曲面拟合;
【Key words】 computer aided design; computational geometry; surface fitting;
【Key words】 computer aided design; computational geometry; surface fitting;
- 【文献出处】 大连理工大学学报 ,Journal of Dalian University of Technology , 编辑部邮箱 ,1993年05期
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