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Ensure background rectangle matches orientation

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This commit is contained in:
Grant Sanderson 2023-01-24 20:03:33 -08:00
parent f0df5c759d
commit 98eccab977
1 changed files with 13 additions and 0 deletions
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13
manimlib/mobject/types/vectorized_mobject.py
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@ -142,6 +142,19 @@ class VMobject(Mobject):
raise Exception("All submobjects must be of type VMobject") raise Exception("All submobjects must be of type VMobject")
super().add(*vmobjects) super().add(*vmobjects)
def add_background_rectangle(
self,
color: ManimColor | None = None,
opacity: float = 0.75,
**kwargs
):
normal = self.family_members_with_points()[0].get_unit_normal()
super().add_background_rectangle(color, opacity, **kwargs)
rect = self.background_rectangle
if np.dot(rect.get_unit_normal(), normal) < 0:
rect.reverse_points()
return self
# Colors # Colors
def init_colors(self): def init_colors(self):
self.set_fill( self.set_fill(