Handle masked arrays in _fast_from_verts_and_codes

mdboom · mdboom · commit 2fd59d4e4201 · 2015-01-29T11:54:08.000-05:00
diff --git a/lib/matplotlib/path.py b/lib/matplotlib/path.py
@@ -182,6 +182,10 @@ def _fast_from_codes_and_verts(cls, verts, codes, internals=None):
         """
         internals = internals or {}
         pth = cls.__new__(cls)
+        if ma.isMaskedArray(verts):
+            verts = verts.astype(np.float_).filled(np.nan)
+        else:
+            verts = np.asarray(verts, np.float_)
         pth._vertices = verts
         pth._codes = codes
         pth._readonly = internals.pop('readonly', False)
