I need to generate a square grid on a list of freeform surfaces. I managed to do it on previous surfaces as they were close to planar. I used a projection of a 2D square grid on the geometry. This method is present in the file I attached. The issue with the attached shape (see screenshot below) is …

[image] Leslie: I was thinking to unroll this brep and/or maybe roll a 2D grid onto it but I haven’t had any success so far. You may give it a try with ShapeMap , and for your reference. ShapeMap_Panel.gh (118.3 KB) [ShapeMapPanel]

Hi Jessesn, thanks for your answer, this looks like an amazing tool! I managed to get something that I will further refine on my own. [image]

Hello Jessen. Why does the geometry input of my MapToshape component only accept points or curves?

[image] jason lau: Why does the geometry input of my MapToshape component only accept points or curves? If you are using the ShapeMap in Rhino 8, it indeed only supports points and curves as input. The built-in ShapeMap in Rhino WIP supports points, curves, meshes, SubD, and even Breps. For m…

Generating a square grid on a freeform shape / brep

Grasshopper

jessesn (Jessesn Chen) June 4, 2026, 5:22am 2

You may give it a try with ShapeMap, and for your reference.

ShapeMap_Panel.gh (118.3 KB)

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Generating a square grid on a freeform shape / brep

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