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Change default animation behavior to suspend_mobject_updating=False

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Grant Sanderson
2024-09-28 09:48:20 -05:00
parent 1f8ad5be16
commit fea7096cbe
1 changed files with 8 additions and 14 deletions
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22
manimlib/animation/animation.py
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@ -4,6 +4,7 @@ from copy import deepcopy
from manimlib.mobject.mobject import _AnimationBuilder from manimlib.mobject.mobject import _AnimationBuilder
from manimlib.mobject.mobject import Mobject from manimlib.mobject.mobject import Mobject
from manimlib.utils.iterables import remove_list_redundancies
from manimlib.utils.rate_functions import smooth from manimlib.utils.rate_functions import smooth
from manimlib.utils.rate_functions import squish_rate_func from manimlib.utils.rate_functions import squish_rate_func
from manimlib.utils.simple_functions import clip from manimlib.utils.simple_functions import clip
@ -37,7 +38,10 @@ class Animation(object):
remover: bool = False, remover: bool = False,
# What to enter into the update function upon completion # What to enter into the update function upon completion
final_alpha_value: float = 1.0, final_alpha_value: float = 1.0,
suspend_mobject_updating: bool = True, # If set to True, the mobject itself will have its internal updaters called,
# but the start or target mobjects would not be suspended. To completely suspend
# updating, call mobject.suspend_updating() before the animation
suspend_mobject_updating: bool = False,
): ):
self.mobject = mobject self.mobject = mobject
self.run_time = run_time self.run_time = run_time
@ -65,12 +69,6 @@ class Animation(object):
self.mobject.set_animating_status(True) self.mobject.set_animating_status(True)
self.starting_mobject = self.create_starting_mobject() self.starting_mobject = self.create_starting_mobject()
if self.suspend_mobject_updating: if self.suspend_mobject_updating:
# All calls to self.mobject's internal updaters
# during the animation, either from this Animation
# or from the surrounding scene, should do nothing.
# It is, however, okay and desirable to call
# the internal updaters of self.starting_mobject,
# or any others among self.get_all_mobjects()
self.mobject_was_updating = not self.mobject.updating_suspended self.mobject_was_updating = not self.mobject.updating_suspended
self.mobject.suspend_updating() self.mobject.suspend_updating()
self.families = list(self.get_all_families_zipped()) self.families = list(self.get_all_families_zipped())
@ -105,23 +103,19 @@ class Animation(object):
def update_mobjects(self, dt: float) -> None: def update_mobjects(self, dt: float) -> None:
""" """
Updates things like starting_mobject, and (for Updates things like starting_mobject, and (for
Transforms) target_mobject. Note, since typically Transforms) target_mobject.
(always?) self.mobject will have its updating
suspended during the animation, this will do
nothing to self.mobject.
""" """
for mob in self.get_all_mobjects_to_update(): for mob in self.get_all_mobjects_to_update():
mob.update(dt) mob.update(dt)
def get_all_mobjects_to_update(self) -> list[Mobject]: def get_all_mobjects_to_update(self) -> list[Mobject]:
# The surrounding scene typically handles # The surrounding scene typically handles
# updating of self.mobject. Besides, in # updating of self.mobject.
# most cases its updating is suspended anyway
items = list(filter( items = list(filter(
lambda m: m is not self.mobject, lambda m: m is not self.mobject,
self.get_all_mobjects() self.get_all_mobjects()
)) ))
items = list(set(items)) items = remove_list_redundancies(items)
return items return items
def copy(self): def copy(self):