How would you call this feature in a NURBS modeler?

 From:  amur (STEFAN)
7934.3 
Thanks Marc,

yes, to have that in MoI would be very welcome. I wonder also why JDPaint is not sold by a distributor outside of China. At least i could not find one, only chinese ones and i'm not sure if they distribute also the english version.

Regards
Stefan
https://www.behance.net/futagoza