Abstract: a path searching algorithm using contour is presented to obtain the shortest path between two points on a curved surface under the slope constraint.
文摘：给出了一种基于等高线求解坡度约束下曲面上两点间最短路径的搜索算法。
This method includes two steps: surface fitting based on fairing constraint and adding offset to form the threshold surface.
这种方法首先对背景进行光顺限制的曲面拟合，再通过设置一个偏移量来形成阈值曲面。
Such a pattern of global tectonics and motion can be used as the surface boundary constraint for analysis of mantle movement and dynamics.
此全球构造格局和运动，可作为启发和约束地幔运动和动力学分析的表层边界条件。
In this paper, this constraint is discussed. For the space curve with length constraint and the surface of revolution area constraint, algorithms and estimation of the error are given.
本文就此进行了讨论，对有弧长约束的空间曲线及有面积约束的旋转曲面问题，分别给出了相应的算法及误差估计。
A path searching algorithm using contour is presented to obtain the shortest path between two points on a curved surface under the slope constraint.
给出了一种基于等高线求解坡度约束下曲面上两点间最短路径的搜索算法。
Basing on the method some examples of constraint condition in curve-surface modeling are solved, and from the examples could be learned the method well done.
在此基础上对曲线曲面造型技术中常见几种几何约束给出了较为详细的应用分析。从应用实例上看，这种方法取得了良好的效果。
With smooth constraint condition of the welding pool surface and variable factor successive over relaxation(SOR) method, the height of welding p…
利用熔池表面光滑模型和变因子超松弛方法计算了熔池表面的高度。
With smooth constraint condition of the welding pool surface and variable factor successive over relaxation(SOR) method, the height of welding p…
利用熔池表面光滑模型和变因子超松弛方法计算了熔池表面的高度。
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