ETHZ数据库，一个用于测试对象类别检测算法的数据库。-ETHZ Shape Classes: a dataset for testing object class detection algorithms

构建三角网的VB程序,构建三角网的算法很多,这是逐点插入法,并在插入后进行外接圆检测-Build triangulation VB procedure, construct a triangulation algorithm is very much, this is the point insertion method, and circumcircle detection after insertion