Hello
not clear what is your real difficulties ? This is a multiple curve offset. You’ll find many examples on this forum. If you want robust offset use Clipper
Clipper is a 2D polygon Clipper offering polygon boolean operations (clipping): Intersection, Join, Difference, and robust polygon offsets.
@DavidRutten , it seems quite simple to solve that with a good offset. As usual Polyline Offsetclipper is used (Edit it works with Rhino)
http://www.food4rhino.com/app/clipper-grasshopper
The trick here is to group well circles in branches. So @Edward I didn’t reuse your script. The second trick is to offset in one direction then in the other. By default Clipper is doing the 2 ways. It is very important to have grouped curves in one branches. If not Clipper will merge offseted curves.
[Canv…
Your certainly must read Grasshopper Primer.
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