利用渐次插入算法，根据坐标数据生成简易Delaunay三角网。-Use of gradual insertion algorithm, according to the coordinate data to generate simple Delaunay triangulation

vc编程读取dxf文件高程点数据，对离散点均匀化处理，并用delaunay逐点插入算法建网。-vc programming to read the dxf file elevation point data, the uniform treatment of discrete points, and delaunay incremental insertion algorithm of network construction.