public static Shape2 CutOutside(this Shape2 shape, Polygon polygon)
{
var ss = shape.ToSuperShape();
ss.Cut(polygon, false);
return(ss.ToShape());
}
public static Shape2 Pave(Polygon polygon, Shape2 carpet, bool inside = true)
{
var super = carpet.ToSuperShape();
super.Cut(polygon, inside);
return(super.ToShape());
}
public static Shape2 PaveExact(Polygon polygon, Shape2 carpet, bool inside = true)
{
var super = carpet.ToSuperShape();
super.Cut(polygon, inside);
var cutPolygon = super.FindPolygon(!inside, polygon[0]);
if (inside)
{
return(polygon.PutInside(cutPolygon).Fill().Join(super.ToShape()).Normalize());
}
else
{
return(cutPolygon.PutInside(polygon).Fill()); //.Join(super.ToShape()).Normalize();
}
}