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More vectorizations conversions

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This commit is contained in:
Grant Sanderson
2016-04-19 00:20:19 -07:00
parent e4c73306db
commit cb3fff7da5
7 changed files with 171 additions and 283 deletions
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21
animation/simple_animations.py
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@ -32,13 +32,24 @@ class Rotating(Animation):
class ShowPartial(Animation):
CONFIG = {
"one_submobject_at_a_time" : False
}
def update_mobject(self, alpha):
pairs = zip(
self.starting_mobject.submobject_family(),
self.mobject.submobject_family()
)
for start, mob in pairs:
mob.become_partial(start, *self.get_bounds(alpha))
for i, (start, mob) in enumerate(pairs):
if self.one_submobject_at_a_time:
lower = float(i)/len(pairs)
upper = float(i+1)/len(pairs)
sub_alpha = (alpha-lower)/(upper-lower)
sub_alpha = max(0, sub_alpha)
sub_alpha = min(1, sub_alpha)
else:
sub_alpha = alpha
mob.become_partial(start, *self.get_bounds(sub_alpha))
def get_bounds(self, alpha):
raise Exception("Not Implemented")
@ -48,6 +59,12 @@ class ShowCreation(ShowPartial):
def get_bounds(self, alpha):
return (0, alpha)
class ShowCreationPerSubmobject(ShowCreation):
CONFIG = {
"one_submobject_at_a_time" : True,
"run_time" : 3
}
class ShowPassingFlash(ShowPartial):
CONFIG = {
"time_width" : 0.1