@@ -180,10 +180,10 @@ def set_3d_properties(self, z=0, zdir='z', axlim_clip=False):
180180def draw (self ,renderer ):
181181if self ._axlim_clip :
182182mask = _viewlim_mask (self ._x ,self ._y ,self ._z ,self .axes )
183- pos3d = np .ma . array (( self ._x ,self ._y ,self ._z ),
184- dtype = float , mask = mask ). filled ( np .nan )
183+ pos3d = np .array ([ self ._x ,self ._y ,self ._z ], dtype = float )
184+ pos3d [ mask ] = np .nan
185185else :
186- pos3d = np .asanyarray ([self ._x ,self ._y ,self ._z ])
186+ pos3d = np .array ([self ._x ,self ._y ,self ._z ])
187187
188188proj = proj3d ._proj_trans_points ([pos3d ,pos3d + self ._dir_vec ],self .axes .M )
189189dx = proj [0 ][1 ]- proj [0 ][0 ]
@@ -465,7 +465,8 @@ def do_3d_projection(self):
465465self .axes )
466466if np .any (viewlim_mask ):
467467# broadcast mask to 3D
468- viewlim_mask = viewlim_mask [...,np .newaxis ].repeat (3 ,axis = - 1 )
468+ viewlim_mask = np .broadcast_to (viewlim_mask [...,np .newaxis ],
469+ (* viewlim_mask .shape ,3 ))
469470mask = mask | viewlim_mask
470471xyzs = np .ma .array (proj3d ._proj_transform_vectors (segments ,self .axes .M ),
471472mask = mask )
@@ -1100,8 +1101,8 @@ def _get_vector(self, segments3d):
11001101 """
11011102if isinstance (segments3d ,np .ndarray ):
11021103if segments3d .ndim != 3 or segments3d .shape [- 1 ]!= 3 :
1103- raise ValueError ("segments3d must be a MxNx3 array, but got " +
1104- "shape {}" . format ( segments3d .shape ) )
1104+ raise ValueError ("segments3d must be a MxNx3 array, but got "
1105+ f "shape{ segments3d .shape } "
11051106if isinstance (segments3d ,np .ma .MaskedArray ):
11061107self ._faces = segments3d .data
11071108self ._invalid_vertices = segments3d .mask .any (axis = - 1 )
@@ -1117,8 +1118,6 @@ def _get_vector(self, segments3d):
11171118segments [i , :len (face )]= face
11181119self ._faces = segments
11191120self ._invalid_vertices = np .arange (max_verts )>= num_verts [:,None ]
1120- assert self ._invalid_vertices is False or \
1121- self ._invalid_vertices .shape == self ._faces .shape [:- 1 ]
11221121
11231122def set_verts (self ,verts ,closed = True ):
11241123"""
@@ -1184,11 +1183,7 @@ def do_3d_projection(self):
11841183needs_masking = np .any (self ._invalid_vertices )
11851184num_faces = len (self ._faces )
11861185mask = self ._invalid_vertices
1187-
1188- # Some faces might contain masked vertices, so we want to ignore any
1189- # errors that those might cause
1190- with np .errstate (invalid = 'ignore' ,divide = 'ignore' ):
1191- pfaces = proj3d ._proj_transform_vectors (self ._faces ,self .axes .M )
1186+ pfaces = proj3d ._proj_transform_vectors (self ._faces ,self .axes .M )
11921187
11931188if self ._axlim_clip :
11941189viewlim_mask = _viewlim_mask (self ._faces [...,0 ],self ._faces [...,1 ],