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Starting chapter 4

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This commit is contained in:
Grant Sanderson
2016-07-27 13:10:45 -07:00
parent 983f895f11
commit ef8461bc73
7 changed files with 475 additions and 31 deletions
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11
mobject/mobject.py
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@ -297,9 +297,16 @@ class Mobject(object):
def gradient_highlight(self, start_color, end_color):
raise Exception("Not implemented")
def submobject_gradient_highlight(self, start_color, end_color):
def submobject_gradient_highlight(self, start_color, end_color, use_color_range_to = False):
mobs = self.family_members_with_points()
colors = Color(start_color).range_to(end_color, len(mobs))
if use_color_range_to:
colors = Color(start_color).range_to(end_color, len(mobs))
else:
rgb1, rgb2 = map(color_to_rgb, [start_color, end_color])
colors = [
Color(rgb = interpolate(rgb1, rgb2, alpha))
for alpha in np.linspace(0, 1, len(mobs))
]
for mob, color in zip(mobs, colors):
mob.highlight(color, family = False)
return self