Create a solid extrusion from a polyline self-intersecting errors

[Yna_Db]

I cannot right now, but see if this helps better:

Point list in sequence

Ok, feeling generous. Should solve your problem @thethtarzaw Part of an upcoming package. Node Description: Takes a list of unsorted points and orders them (clockwise/anti-clockwise around a centroid) to create a Perimeter. Useful for Polycurves and Surfaces. [Sort points as Perimeter] Sastrugi - Sort Points as Perimeter.dyf (10.5 KB)