摘要
给出了一种在２维空间和３维观察坐标系下直线段在圆形窗口下的裁剪新算法。该算法的特点是不需求无效交点，从而提高了裁剪速度。
A new segments clipping algorithm against circle window in 2D space and3D eyecooldinate system is presented.The algorithm does not requive invalid points of intersection. This is reflected in faster cliping speed.
出处
《西北建筑工程学院学报（自然科学版）》
1996年第1期50-54,共5页
Journal of Northwestern Institute of Architectural Engineering
关键词
计算机
图形学
圆形窗口
裁剪
circle window
clipping
three-dimensional eye-coordinate system
