What does animator.SetTarget do?

I can't figure out what it does, and the docs don't explain much.

 

*bump* Good question - anybody here know?

 

didn't know about this. seems like a usable feature

gives avatartarget bone position/rotation at a given normalized time of an animation
https://forum.unity.com/threads/how-to-know-end-coordinates-of-animation.456513/