Generation of triangular meshes for digital terrain model is studied, the triangulation algorithm of discrete points and edges and its data structure are presented.
对构筑三角形网格建立数字地形模型进行了研究，给出了基于散乱点和边建立三角形网格地形模型的生成算法和数据结构。
BEM triangulation mesh generation method was mainly investigated and further proposed a mesh generation algorithm through restriction points.
重点研究了BE M中三角网格剖分方法，提出了过约束点的剖分算法。
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