Close polygons.

mdboom · mdboom · commit 6f7fa6855964 · 2008-06-05T19:14:53.000Z
svn path=/trunk/matplotlib/; revision=5405
diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
@@ -540,6 +540,9 @@ def __init__(self, xy, **kwargs):
         See Patch documentation for additional kwargs
         """
         Patch.__init__(self, **kwargs)
+        xy = np.asarray(xy, np.float_)
+        if len(xy) and xy[0] != xy[-1]:
+                xy = np.concatenate([xy, [xy[0]]])
         self._path = Path(xy)
     __init__.__doc__ = cbook.dedent(__init__.__doc__) % artist.kwdocd
 
