fix empty slice bug with wipes

2017-12-07 07:07:51 -05:00 · 2017-12-07 07:07:51 -05:00 · 956e192b6e
commit 956e192b6e
parent 98a34c9826
1 changed files with 2 additions and 0 deletions
--- a/js/kiri-print.js
+++ b/js/kiri-print.js
@ -372,6 +372,8 @@ var gs_kiri_print = exports;
            z = slice.z;

        function outputWipe(poly) {
+            if (!poly) return;
+
            var closest = poly.findClosestPointTo(startPoint),
                distance = wipeDistance,
                last = startPoint;