Filling polyline may be not correct
@bruno.jofret)
Reported by Bruno JOFRET (Originally assigned to Calixte DENIZET
BUG DESCRIPTION:
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Depending on the values given, filling a polyline may have incorrect rendering
HOW TO REPRODUCE THE BUG:
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y = [0, -4, 2, -3, -1, -1, 7, 0]
x = [0, 1, 3, 6, 16, 7, 3, 0]
scf();
xfpoly(x, y, 3) // Correct green filling
scf();
xfpoly(x*1d6, y, 3) // still correct
scf();
xfpoly(x*1d7, y, 3) // incorrect filling
scf();
xfpoly(x*1d8, y, 3) // no filling