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add support for one point lines in imdraw

This commit is contained in:
faiface 2017-03-23 19:38:53 +01:00
parent 4bebc7e6e4
commit fb8424cd32
1 changed files with 5 additions and 1 deletions
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6
imdraw/imdraw.go
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@ -433,9 +433,13 @@ func (imd *IMDraw) outlineEllipseArc(radius pixel.Vec, low, high, thickness floa
func (imd *IMDraw) polyline(thickness float64, closed bool) { func (imd *IMDraw) polyline(thickness float64, closed bool) {
points := imd.getAndClearPoints() points := imd.getAndClearPoints()
if len(points) < 2 { if len(points) == 0 {
return return
} }
if len(points) == 1 {
// one point special case
points = append(points, points[0])
}
// first point // first point
j, i := 0, 1 j, i := 0, 1