操纵杆控制器在3D人物操纵的面部动画常用。有了这个工具，你只需设置连续五关键帧来代表你的产地，右，左，顶部和底部的极端。在选择这些层，可以即时创建，将适当极端之间插值阶段操纵杆控制器。
Joystick controllers are commonly used in 3D character rigging for facial animation. With this tool, you simply set five consecutive keyframes to represent your origin, right, left, top, and bottom extremes. With those layers selected, you can instantly create a joystick controller on the stage that will interpolate between those extremes appropriately.
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