Merge pull request #5392 from pizzathief/issue5344

QuLogic · web-flow · commit 23afcb4cf170 · 2016-10-22T23:58:32.000-04:00
BUG: arrowhead drawing code
diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
@@ -1234,7 +1234,7 @@ def __init__(self, x, y, dx, dy, width=0.001, length_includes_head=False,
                     # The half-arrows contain the midpoint of the stem,
                     # which we can omit from the full arrow. Including it
                     # twice caused a problem with xpdf.
-                    coords = np.concatenate([left_half_arrow[:-1],
+                    coords = np.concatenate([left_half_arrow[:-2],
                                              right_half_arrow[-2::-1]])
                 else:
                     raise ValueError("Got unknown shape: %s" % shape)
