Can't figure out why Point Deform not working in this case

Point Deform (30.4 KB)

As titled!

It seems if you change the default “Interpolate” value of Surface From Pointsto “True”, then the control points of your surface change…

Point Deform (25.9 KB)


Thank you!
Somehow I saw this “I” as “V”, and feed V count into it, and then tried to figure this out for 2 hours…