How to add an edge loop on a SubD object and slide it along

[sadovshikov (Vitaly Sadovshchikov)]

I’m looking for a solution in grasshopper to add an edge loop on a part of a Subd object and slide it as the Rhino Slid command does
CapSubd.gh (5.0 KB)

[Quan_Li]

CapSubd Edited v0 edge loops.gh (89.1 KB)

[sadovshikov (Vitaly Sadovshchikov)]

Amazing, this is absolutely what I was looking for! Thank you for taking the time to do this.

[Joseph_Oster]

And perhaps requires R8?

[Quan_Li]

No, no need to be R8, but do need the Sandbox.