def set_submobject_colors_by_radial_gradient(self, center=None, radius=1, inner_color=WHITE, outer_color=BLACK):
if center is None:
center = self.get_center()
for mob in self.family_members_with_points():
t = get_norm(mob.get_center() - center) / radius
t = min(t, 1)
mob_color = interpolate_color(inner_color, outer_color, t)
mob.set_color(mob_color, family=False)
return self
def set_submobject_colors_by_radial_gradient(self, center=None, radius=1, inner_color=WHITE, outer_color=BLACK):
if center is None:
center = self.get_center()
for mob in self.family_members_with_points():
t = np.linalg.norm(mob.get_center() - center) / radius
t = min(t, 1)
mob_color = interpolate_color(inner_color, outer_color, t)
mob.set_color(mob_color, family=False)
return self
