An algorithm of OFFSET hatch among the contours of the STL solid data model cross_section is introduced in detail in this paper. The algorithm is robust, and is proven very fast and efficient in application.

• 文中介绍了一种基于截面轮廓的offset型填充路径的生成算法 ；该算法快速可靠 ；能得到比较光滑、平整的成型截面 .