[image] please help me to divide this brep by curve.. I can’t able to split it . i tried split brep multiple but can’t able to make it

[image] you can use this method from api: Brep Split(IEnumerable cutters, System.Double intersectionTolerance) to cut brep with curves directly GH-forum.gh (47.2 KB)

Maybe try splitting by another Brep not Curve. so I think you can try extend the curve into brep like cutting plane but like cutting brep. And see if any boolean operation can work. Or rather, you can try cut the top and bottom circles into smaller curve segment and do NetworkSrf to generate the su…

but I dont know how to shatter the circle with points. shatter comannd needs parameter as in it is not taking points to shatter curve so what can I do

You need to provide a file instead of just a screenshot. :roll_eyes: [image] [high res test] Want split brep by curve VR 01.gh (12.3 KB) Much improved performance with Pull Point Want split brep by curve VR 02.gh (27.4 KB)

[image] Snehal Raut: It is not Surface it is brep You can just feed the Brep into the Surface Split component: [image] As an aside, note how the sphere’s seam causes one element to be split in two - I’ll leave you to decide how to place the seam to prevent this…

[image] Jeremy: note how the sphere’s seam causes one element to be split in two Avoiding the seam accounts for half of the component work in my script above.

How to Split a BRep by a Curve?

Grasshopper

Volker_Rakow (Volker Rakow) February 10, 2026, 8:06am 5

Deconstruct the Brep into its faces via Deconstruct Brep, Surface Split and reconstitute to a BRep via Brep Join

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How to Split a BRep by a Curve?

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