首先介绍如何从手工绘制的卡通烟雾画面中提取烟雾骨架的静态结构与动态结构，然后沿骨架进行不同的形状绘制来生成卡通烟缕和烟团。

It shows how to abstract static and dynamic structures of the smoke skeleton from hand drawn series and, based on those structures, reproduce smoke skein and smoke puffs with proper rendering models.

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