On 26.11.2008, at 11:15, Georg Pacher wrote: > but I dont know if that is possible... I'm able to do it in Illustrator, but how to program it for MetaPost? from bottom: 1. Make path. 2. Make thickest line on path. 3. Make mask on that path - it should cut the inner part of line 4. Make thick line on path 5. Make thin white line on path m.