ralization of polygonal mesh

三维空间中点，cad中框选，实现三角网格的自动连接，并且计算土方量。露天矿山可用此程序。-Box in three-dimensional space, cad, realize automatic connection of triangular mesh, and calculation of earthwork quantity. The programs available in open-pit mine.

NACA0018 GMSH MESH AND READER FOR MESH STU-NACA0018 GMSH MESH AND READER FOR MESH STUFF

读取DXF文件和保存DXF文件,处理通用实体，并且加入了Polygon和Polyface的接口-his is not a complete DXF reader package, but it handles most entities that are commonly found. With this release I ve added the Polygon mesh and Polyface mesh varieties of POLYLINE, so a great