Smooth Rotation Controller
 
 
 
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Main toolbar (Curve Editor (Open)) Select a rotation track in the Track View hierarchy. Track View menu bar Controller menu Assign Smooth Rotation

Graph Editors Track View - Curve Editor Select a rotation track in the Track View hierarchy. Track View menu bar Controller menu Assign Smooth Rotation

Animation menu Rotation controllers Smooth

Use Smooth Rotation when you want rotation to have a smooth and natural look.

Smooth rotation functions the same as Linear Rotation, but uses non-adjustable curved interpolation, and has the following characteristics: