Fix T42477: mesh_inset crash

Needed to better handle a simultaneous edge / vertex event.
Referenced by issue #42477, Inset Polygon error
2015-03-10 12:36:51 -04:00 · 2015-03-10 12:36:51 -04:00 · c14da53778 · 2023-02-14 20:02:02 +01:00
parent d7cb4757aa
commit c14da53778
1 changed files with 2 additions and 1 deletions
--- a/mesh_inset/offset.py
+++ b/mesh_inset/offset.py
@ -463,7 +463,8 @@ class Offset(object):
            newfaces = self.MakeNewFaces(self.endtime)
            # Only do one edge event (handle other simultaneous edge
            # events in subsequent recursive Build calls)
-            splitjoin = self.SplitJoinFaces(newfaces, ee[0])
+            if newfaces:
+                splitjoin = self.SplitJoinFaces(newfaces, ee[0])
        nexttarget = target - self.endtime
        if len(newfaces) > 0:
            pa = geom.PolyArea(points=self.polyarea.points)