闭合坐标链多边形数据的拓扑关系快速构建
An Algorithm to Create Topological Relationship Based on Closed Coordinate Chain Data
-
摘要: 基于格网化的思想,提出针对该数据快速构建拓扑关系的算法。该算法有效利用了闭合坐标链多边形数据本身具备的多边形几何信息。试验证实,该算法提高了运算速度。Abstract: This paper presents an algorithm to construct topology based on the grid handling. The algorithm uses geometric information of closed coordinate chain data availably. Examination results show that it improves the speed of operation greatly.
下载:
