How to untrim a surface of brep?

Hi could anyone tell me how to use vb to untrim a surface of brep?

Hi Jerry.

This is python, but in VB you would use the same DuplicateSurface method:

untrimmedSurface = brep.Faces[brepFaceIndex].DuplicateSurface()
2 Likes

thanks djordje. I got it