Hi Guys, My junior designer ran into an issue today. He has a SubD object which he is pulling into GH to script up a number of Boolean operations. In the course of GH doing the booleans it converts the SubD into a Brep, however the default on this conversion unpacks all the faces into separate su…

Opps - I may have been mistaken about the options being available in the API

SORTED - wrote the solution in GH Python - attached. 201211_ToNURBS with options in Grasshopper sorted.gh (6.2 KB) 201211_ToNURBS with options in Grasshopper sorted.3dm (914.9 KB)

Hi - [image] kiteboardshaper: Can you please add a ToNURBs with options into Grasshopper for us? PLEASE? I added the feature request as RH-61955 . -wim

Thanks @kiteboardshaper this Python script was super helpful.

Thank you! Never thought to look for this before, very helpful even years later with R8

thanks a lot, super useful! came from this thread: [image] ToNurbs grasshopper-component Grasshopper It has been added to GH2, and fyi. [SubdToNurbs]

Thanks guys, I’ve added this as a utility component to DKUI - mostly for my own use - but others might find it handy: [Screenshot 2025-09-29 184812] [Screenshot 2025-09-29 185123] Cheers DK 250929_SubD to Nurbs with faces packed in DKUI.gh (8.5 KB)

Can we have a ToNURBs with options Grasshopper component please?

Rhino SubD

brt1 September 25, 2025, 10:33am 8

thanks a lot, super useful!

came from this thread:

ToNurbs grasshopper-component

Topic		Replies	Views
Plans for more SubD GH components? Grasshopper windows , subd	0	325	August 16, 2023
Question/Request Packed conversion of SubD by default Rhino for Windows windows , subd , packed , subd-options	10	899	June 21, 2022
_ToNurbs component in GH? Grasshopper	8	1293	October 23, 2021
Grasshopper SubD Conversion Issue Grasshopper windows , subd , grasshopperrhino	8	2964	March 11, 2026
ToNurbs grasshopper-component Grasshopper windows	13	368	March 11, 2026

Can we have a ToNURBs with options Grasshopper component please?

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