android - What's the purpose of touchAnchorSide in MotionLayout?

Question

I don't understand what is the purpose of touchAnchorSide in MotionLayout.

I have this path and it works fine with this code:

<OnSwipe motion:touchAnchorId="@id/view" motion:dragDirection="dragRight"/>

question from:https://stackoverflow.com/questions/65848401/whats-the-purpose-of-touchanchorside-in-motionlayout

Answer 1

Waitting for answers