fix open polys with area trace

2025-12-13 21:15:00 -05:00 · 2025-12-13 21:15:00 -05:00 · 1824fc4522
commit 1824fc4522
parent ac29d16bcc
6 changed files with 50 additions and 28 deletions
--- a/src/geo/polygons.js
+++ b/src/geo/polygons.js
@ -602,6 +602,7 @@ export function offset(polys, dist, opts = {}) {
    if (open.length) {
        open = open.map(p => paths.pointsToPath(p.points, Array.isArray(dist) ? dist[0] : dist, true));
        open = open.map(p => newPolygon().setOpen().addPoints(p.right));
+        if (opts.z) open.forEach(p => p.setZ(opts.z));
    }

    // do not use clipper to offset open lines