fix occasional failure of which_outline()

1 files changed, 6 insertions, 5 deletions

diff --git a/embroider.py b/embroider.py
index dbf07c1e..09b89d13 100644
--- a/embroider.py
+++ b/embroider.py
@@ -608,13 +608,14 @@ class AutoFill(Fill):
         outlines of the holes.
         """
 
+        # I'd use an intersection check, but floating point errors make it
+        # fail sometimes.
+
         point = shgeo.Point(*coords)
+        outlines = list(enumerate(self.shape.boundary))
+        closest = min(outlines, key=lambda (index, outline): outline.distance(point))
 
-        for i, outline in enumerate(self.shape.boundary):
-            # I'd use an intersection check, but floating point errors make it
-            # fail sometimes.
-            if outline.distance(point) < 0.00001:
-                return i
+        return closest[0]
 
     def project(self, coords, outline_index):
         """project the point onto the specified outline