【脚本介绍】脚本可以根据物体运动或路径来生成任意数量的线条拖尾，还可控制线条的宽度，长度，间隔，样式等多种属性。

脚本安装：拷贝.jsxbin脚本文件到AE安装目录下：Support Files\Scripts\ScriptUI PanelsSpeed Lines for After Effects will create any number of shape layer strokes that follow your layer along a motion path.

You have complete control over the stroke amount, separation, length and styling! Plus, everything can be changed, even after the script has been run.

【脚本下载】AE脚本：线条拖尾MG动画效果制作脚本 Aescripts Speed Lines v1.2+使用教程