摘要
绘制圆锥画面透视阴影是十分困难和复杂的。本文提出用切平面法作圆锥画面透视阴影，此方法简便易行．
Drawing perspective shadow on a conical surface is very intricate and difficult. This paper presents a method of a tangent plane to draw the perspective shadow on a conical surface. This method is simple, convenient and practical.
关键词
切平面法
透视
阴影
圆锥画面
tangent plane method
perspective shadow, conical surface
