Fix length calculation of geodesic path (#261)

pyvista · Jun 14, 2019 · 46f99cf · 46f99cf
1 parent 7909cbe
commit 46f99cf
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/pyvista/pointset.py b/pyvista/pointset.py
@@ -1410,8 +1410,12 @@ def geodesic_distance(self, start_vertex, end_vertex):
             Length of the geodesic segment.
 
         """
-        length = self.geodesic(start_vertex, end_vertex).GetLength()
-        return length
+        path = self.geodesic(start_vertex, end_vertex)
+        sizes = path.compute_cell_sizes(length=True, area=False, volume=False)
+        distance = np.sum(sizes['Length'])
+        del path
+        del sizes
+        return distance
 
     def ray_trace(self, origin, end_point, first_point=False, plot=False,
                   off_screen=False):