matplotlib · jklymak · Mar 26, 2018 · Jan 4, 2018
diff --git a/lib/mpl_toolkits/mplot3d/art3d.py b/lib/mpl_toolkits/mplot3d/art3d.py
@@ -107,6 +107,7 @@ def set_3d_properties(self, z=0, zdir='z'):
         self._dir_vec = get_dir_vector(zdir)
         self.stale = True
 
+    @artist.allow_rasterization
     def draw(self, renderer):
         proj = proj3d.proj_trans_points(
             [self._position3d, self._position3d + self._dir_vec], renderer.M)
@@ -155,6 +156,7 @@ def set_3d_properties(self, zs=0, zdir='z'):
         self._verts3d = juggle_axes(xs, ys, zs, zdir)
         self.stale = True
 
+    @artist.allow_rasterization
     def draw(self, renderer):
         xs3d, ys3d, zs3d = self._verts3d
         xs, ys, zs = proj3d.proj_transform(xs3d, ys3d, zs3d, renderer.M)
@@ -257,6 +259,7 @@ def do_3d_projection(self, renderer):
             minz = min(minz, min(zs))
         return minz
 
+    @artist.allow_rasterization
     def draw(self, renderer, project=False):
         if project:
             self.do_3d_projection(renderer)
@@ -302,9 +305,6 @@ def do_3d_projection(self, renderer):
         self._facecolor2d = self._facecolor3d
         return min(vzs)
 
-    def draw(self, renderer):
-        Patch.draw(self, renderer)
-
 
 class PathPatch3D(Patch3D):
     """
@@ -729,9 +729,6 @@ def get_facecolor(self):
     def get_edgecolor(self):
         return self._edgecolors2d
 
-    def draw(self, renderer):
-        return Collection.draw(self, renderer)
-
 
 def poly_collection_2d_to_3d(col, zs=0, zdir='z'):
     """Convert a PolyCollection to a Poly3DCollection object."""

diff --git a/lib/mpl_toolkits/mplot3d/axes3d.py b/lib/mpl_toolkits/mplot3d/axes3d.py
@@ -21,6 +21,7 @@
 
 import numpy as np
 
+from matplotlib import artist
 import matplotlib.axes as maxes
 import matplotlib.cbook as cbook
 import matplotlib.collections as mcoll
@@ -250,6 +251,7 @@ def tunit_edges(self, vals=None, M=None):
                  (tc[7], tc[4])]
         return edges
 
+    @artist.allow_rasterization
     def draw(self, renderer):
         # draw the background patch
         self.patch.draw(renderer)

diff --git a/lib/mpl_toolkits/mplot3d/axis3d.py b/lib/mpl_toolkits/mplot3d/axis3d.py
@@ -7,13 +7,11 @@
 
 import six
 
-import math
 import copy
 
-from matplotlib import lines as mlines, axis as maxis, patches as mpatches
-from matplotlib import rcParams
-from . import art3d
-from . import proj3d
+from matplotlib import (
+    artist, lines as mlines, axis as maxis, patches as mpatches, rcParams)
+from . import art3d, proj3d
 
 import numpy as np
 
@@ -222,6 +220,7 @@ def draw_pane(self, renderer):
 
         renderer.close_group('pane3d')
 
+    @artist.allow_rasterization
     def draw(self, renderer):
         self.label._transform = self.axes.transData
         renderer.open_group('axis3d')
@@ -299,7 +298,7 @@ def draw(self, renderer):
                                               renderer.M)
         self.label.set_position((tlx, tly))
         if self.get_rotate_label(self.label.get_text()):
-            angle = art3d.norm_text_angle(math.degrees(math.atan2(dy, dx)))
+            angle = art3d.norm_text_angle(np.rad2deg(np.arctan2(dy, dx)))
             self.label.set_rotation(angle)
         self.label.set_va(info['label']['va'])
         self.label.set_ha(info['label']['ha'])
@@ -322,7 +321,7 @@ def draw(self, renderer):
             pos[0], pos[1], pos[2], renderer.M)
         self.offsetText.set_text(self.major.formatter.get_offset())
         self.offsetText.set_position((olx, oly))
-        angle = art3d.norm_text_angle(math.degrees(math.atan2(dy, dx)))
+        angle = art3d.norm_text_angle(np.rad2deg(np.arctan2(dy, dx)))
         self.offsetText.set_rotation(angle)
         # Must set rotation mode to "anchor" so that
         # the alignment point is used as the "fulcrum" for rotation.