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fixes #238 pocket contour open polys segmented improperly

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This commit is contained in:
Stewart Allen 2023-02-05 07:03:18 +01:00
commit 260c0c6641
1 changed files with 3 additions and 2 deletions
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5
src/geo/polygon.js
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@ -1849,7 +1849,8 @@ class Polygon {
const newp = []; const newp = [];
const points = this.points; const points = this.points;
const length = points.length; const length = points.length;
for (let i=0, p=points, l1=length, l2=l1+1; i<l1; i++) { const l0 = this.open ? length - 1 : length;
for (let i=0, p=points, l1=length, l2=l1+1; i<l0; i++) {
const p1 = p[i]; const p1 = p[i];
const p2 = p[(i + 1) % l1]; const p2 = p[(i + 1) % l1];
const dx = p2.x - p1.x; const dx = p2.x - p1.x;
@ -1873,7 +1874,7 @@ class Polygon {
} }
} }
if (newp.length > length) { if (newp.length > length) {
return newPolygon().addPoints(newp.map(p => p.clone())); return newPolygon().addPoints(newp.map(p => p.clone())).setOpenValue(this.open);
} }
return this; return this;
} }