Example 1
Rule (Fill Paths)
PolygonCreateThickLine({"0|0","10|20","20|0","30|20","40|0","50|20","60|0"},2)
Result
{"1.788854|-0.8944272","10|18","20|-2","30|18","40|-2","50|18","58.21115|-0.8944272","61.78885|0.8944272","50|22","40|2","30|22","20|2","10|22","-1.788854|0.8944272"}
The line is created around the given points.