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Replace all FadeInFrom with simple FadeIn, and likewise for FadeOutFrom -> FadeOut

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This commit is contained in:
Grant Sanderson 2020-06-07 12:35:20 -07:00
parent 919f267f7f
commit 2d19d76675
51 changed files with 666 additions and 704 deletions
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10
docs/source/animation.rst
View file

@ -61,7 +61,7 @@ Fade
.. code-block:: python .. code-block:: python
class AnimationFadeInFrom(Scene): class AnimationFadeIn(Scene):
def construct(self): def construct(self):
square = Square() square = Square()
for label, edge in zip( for label, edge in zip(
@ -71,7 +71,7 @@ Fade
anno.shift(2 * DOWN) anno.shift(2 * DOWN)
self.add(anno) self.add(anno)
self.play(FadeInFrom(square, edge)) self.play(FadeIn(square, edge))
self.remove(anno, square) self.remove(anno, square)
@ -84,7 +84,7 @@ Fade
.. code-block:: python .. code-block:: python
class AnimationFadeOutAndShift(Scene): class AnimationFadeOut(Scene):
def construct(self): def construct(self):
square = Square() square = Square()
for label, edge in zip( for label, edge in zip(
@ -94,7 +94,7 @@ Fade
anno.shift(2 * DOWN) anno.shift(2 * DOWN)
self.add(anno) self.add(anno)
self.play(FadeOutAndShift(square, edge)) self.play(FadeOut(square, edge))
self.remove(anno, square) self.remove(anno, square)
@ -203,7 +203,7 @@ You can combine cardinal directions to form diagonal animations
def construct(self): def construct(self):
square = Square() square = Square()
for diag in [UP + LEFT, UP + RIGHT, DOWN + LEFT, DOWN + RIGHT]: for diag in [UP + LEFT, UP + RIGHT, DOWN + LEFT, DOWN + RIGHT]:
self.play(FadeInFrom(square, diag)) self.play(FadeIn(square, diag))
.. note:: .. note::
You can also use the abbreviated forms like ``UL, UR, DL, DR``. You can also use the abbreviated forms like ``UL, UR, DL, DR``.

2
example_scenes.py
View file

@ -25,7 +25,7 @@ class OpeningManimExample(Scene):
VGroup(title, basel).arrange(DOWN) VGroup(title, basel).arrange(DOWN)
self.play( self.play(
Write(title), Write(title),
FadeInFrom(basel, UP), FadeIn(basel, UP),
) )
self.wait() self.wait()

90
from_3b1b/active/bayes/beta1.py
View file

@ -316,10 +316,10 @@ class ShowThreeCases(Scene):
last_percent = hundo last_percent = hundo
for ar, ap in zip(alt_reviews, alt_percents): for ar, ap in zip(alt_reviews, alt_percents):
self.play( self.play(
FadeInFrom(ar, 0.5 * DOWN, lag_ratio=0.2), FadeIn(ar, 0.5 * DOWN, lag_ratio=0.2),
FadeOut(last_review), FadeOut(last_review),
FadeInFrom(ap, 0.5 * DOWN), FadeIn(ap, 0.5 * DOWN),
FadeOutAndShift(last_percent, 0.5 * UP), FadeOut(last_percent, 0.5 * UP),
run_time=1.5 run_time=1.5
) )
last_review = ar last_review = ar
@ -538,8 +538,8 @@ class PreviewThreeVideos(Scene):
) )
self.play( self.play(
FadeOutAndShift(title, LEFT), FadeOut(title, LEFT),
FadeOutAndShift(bullets, LEFT), FadeOut(bullets, LEFT),
LaggedStartMap(MoveToTarget, topics), LaggedStartMap(MoveToTarget, topics),
LaggedStartMap(FadeIn, thumbnails), LaggedStartMap(FadeIn, thumbnails),
) )
@ -577,7 +577,7 @@ class PreviewThreeVideos(Scene):
ApplyFunction(lambda m: set_opacity(m, 1), tn_groups[i + 1]), ApplyFunction(lambda m: set_opacity(m, 1), tn_groups[i + 1]),
) )
self.wait(2) self.wait(2)
self.play(FadeInFrom(analysis_words, 0.25 * UP)) self.play(FadeIn(analysis_words, 0.25 * UP))
tn_groups[2].add(analysis_words) tn_groups[2].add(analysis_words)
self.wait(2) self.wait(2)
@ -586,8 +586,8 @@ class PreviewThreeVideos(Scene):
FadeOut(topics[0]), FadeOut(topics[0]),
FadeOut(tn_groups[1]), FadeOut(tn_groups[1]),
FadeOut(tn_groups[2]), FadeOut(tn_groups[2]),
FadeOutAndShift(vs_labels, UP), FadeOut(vs_labels, UP),
FadeOutAndShift(equations, UP), FadeOut(equations, UP),
ApplyFunction(lambda m: set_opacity(m, 1), thumbnails[0]), ApplyFunction(lambda m: set_opacity(m, 1), thumbnails[0]),
) )
thumbnails[0].generate_target() thumbnails[0].generate_target()
@ -663,7 +663,7 @@ class LaplacesRuleOfSuccession(Scene):
fd_label.shift_onto_screen() fd_label.shift_onto_screen()
self.play( self.play(
FadeInFrom(fd_label, UP), FadeIn(fd_label, UP),
DrawBorderThenFill(fd_rect), DrawBorderThenFill(fd_rect),
ShowCreation(underlines[10:]) ShowCreation(underlines[10:])
) )
@ -695,7 +695,7 @@ class LaplacesRuleOfSuccession(Scene):
review_label[2], review_label[2],
lambda m, a: m.set_value(int(interpolate(10, 12, a))) lambda m, a: m.set_value(int(interpolate(10, 12, a)))
), ),
FadeInFrom(pretend_label, LEFT), FadeIn(pretend_label, LEFT),
old_review_label.scale, 0.5, old_review_label.scale, 0.5,
old_review_label.set_opacity, 0.5, old_review_label.set_opacity, 0.5,
old_review_label.to_edge, LEFT, old_review_label.to_edge, LEFT,
@ -730,7 +730,7 @@ class LaplacesRuleOfSuccession(Scene):
MoveToTarget(old_review_label), MoveToTarget(old_review_label),
FadeIn(arrow), FadeIn(arrow),
eq.next_to, arrow, RIGHT, eq.next_to, arrow, RIGHT,
FadeOutAndShift( FadeOut(
VGroup( VGroup(
fake_data, fake_data,
underlines, underlines,
@ -915,7 +915,7 @@ class LaplacesRuleOfSuccession(Scene):
self.play( self.play(
FadeInFromDown(name), FadeInFromDown(name),
FadeOutAndShift(title, UP), FadeOut(title, UP),
underline.match_width, name, underline.match_width, name,
) )
self.wait() self.wait()
@ -983,8 +983,8 @@ class WhatsTheModel(Scene):
questions.scale(1.5) questions.scale(1.5)
# Intro questions # Intro questions
self.play(FadeInFrom(questions[0])) self.play(FadeIn(questions[0]))
self.play(FadeInFrom(questions[1], UP)) self.play(FadeIn(questions[1], UP))
self.wait() self.wait()
questions[1].save_state() questions[1].save_state()
@ -1056,12 +1056,12 @@ class WhatsTheModel(Scene):
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(success_rate, 0.5 * DOWN) FadeIn(success_rate, 0.5 * DOWN)
) )
self.wait() self.wait()
self.play( self.play(
TransformFromCopy(success_rate[0], s_sym), TransformFromCopy(success_rate[0], s_sym),
FadeOutAndShift(success_rate, 0.1 * RIGHT, lag_ratio=0.1), FadeOut(success_rate, 0.1 * RIGHT, lag_ratio=0.1),
) )
for x in range(2): for x in range(2):
self.play(*self.experience_animations(seller, buyer, arc=30 * DEGREES)) self.play(*self.experience_animations(seller, buyer, arc=30 * DEGREES))
@ -1075,9 +1075,9 @@ class WhatsTheModel(Scene):
lil_q_marks.next_to(buyer, UP) lil_q_marks.next_to(buyer, UP)
self.play( self.play(
FadeOutAndShift(rhs, 0.5 * DOWN), FadeOut(rhs, 0.5 * DOWN),
FadeInFrom(grey_box, 0.5 * UP), FadeIn(grey_box, 0.5 * UP),
FadeInFrom(lil_q_marks, DOWN), FadeIn(lil_q_marks, DOWN),
buyer.change, "confused", grey_box, buyer.change, "confused", grey_box,
) )
rhs.set_opacity(0) rhs.set_opacity(0)
@ -1345,15 +1345,15 @@ class IsSellerOne100(Scene):
CountInFrom(decimals[0], 0), CountInFrom(decimals[0], 0),
) )
self.wait() self.wait()
self.play(FadeInFrom(lt_p95, LEFT)) self.play(FadeIn(lt_p95, LEFT))
self.play( self.play(
GrowArrow(arrows[0]), GrowArrow(arrows[0]),
FadeInFrom(marks[0], DOWN) FadeIn(marks[0], DOWN)
) )
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(lt_p95, 0.5 * RIGHT), FadeOut(lt_p95, 0.5 * RIGHT),
FadeInFrom(gte_p95, 0.5 * LEFT), FadeIn(gte_p95, 0.5 * LEFT),
) )
self.play( self.play(
random_label.match_x, decimals[1], random_label.match_x, decimals[1],
@ -1365,7 +1365,7 @@ class IsSellerOne100(Scene):
) )
self.play( self.play(
GrowArrow(arrows[1]), GrowArrow(arrows[1]),
FadeInFrom(marks[1], DOWN), FadeIn(marks[1], DOWN),
) )
self.wait() self.wait()
self.play( self.play(
@ -1532,7 +1532,7 @@ class IsSellerOne100(Scene):
run_time=3, run_time=3,
lag_ratio=0.25, lag_ratio=0.25,
), ),
FadeOutAndShift(self.review_group, DOWN), FadeOut(self.review_group, DOWN),
prob_label_group.set_height, 0.75, prob_label_group.set_height, 0.75,
prob_label_group.to_corner, UL, prob_label_group.to_corner, UL,
) )
@ -1787,12 +1787,12 @@ class AskAboutUnknownProbabilities(Scene):
processes.suspend_updating() processes.suspend_updating()
self.play( self.play(
LaggedStart( LaggedStart(
FadeOutAndShift(unknown_title, UP), FadeOut(unknown_title, UP),
FadeOutAndShift(prob_title, UP), FadeOut(prob_title, UP),
lag_ratio=0.2, lag_ratio=0.2,
), ),
FadeOutAndShift(h_line, UP, lag_ratio=0.1), FadeOut(h_line, UP, lag_ratio=0.1),
FadeOutAndShift(processes, LEFT, lag_ratio=0.1), FadeOut(processes, LEFT, lag_ratio=0.1),
FadeOut(prob_labels[1]), FadeOut(prob_labels[1]),
FadeOut(prob_labels[2]), FadeOut(prob_labels[2]),
v_line.rotate, 90 * DEGREES, v_line.rotate, 90 * DEGREES,
@ -1811,11 +1811,11 @@ class AskAboutUnknownProbabilities(Scene):
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(question, UP), FadeIn(question, UP),
) )
self.wait(2) self.wait(2)
self.play( self.play(
FadeOutAndShift(question, RIGHT), FadeOut(question, RIGHT),
Rotate(arrow, 90 * DEGREES), Rotate(arrow, 90 * DEGREES),
VFadeOut(arrow), VFadeOut(arrow),
) )
@ -1834,8 +1834,8 @@ class AskAboutUnknownProbabilities(Scene):
randy.look_at(prob_half) randy.look_at(prob_half)
self.play( self.play(
FadeOutAndShift(half, UP), FadeOut(half, UP),
FadeInFrom(q_marks, DOWN), FadeIn(q_marks, DOWN),
) )
self.play(FadeIn(randy)) self.play(FadeIn(randy))
self.play(Blink(randy)) self.play(Blink(randy))
@ -2327,7 +2327,7 @@ class AskInverseQuestion(WhatsTheModel):
bs_group.add(self.probability_label) bs_group.add(self.probability_label)
self.play( self.play(
FadeInFrom(short_label, UP), FadeIn(short_label, UP),
bs_group.scale, 0.5, {"about_edge": DOWN}, bs_group.scale, 0.5, {"about_edge": DOWN},
) )
self.play(ShowCreation(rect)) self.play(ShowCreation(rect))
@ -2723,7 +2723,7 @@ class ShowBinomialFormula(SimulationsOf50Reviews):
rhs.match_y(eq) rhs.match_y(eq)
rhs.to_edge(RIGHT, buff=MED_SMALL_BUFF) rhs.to_edge(RIGHT, buff=MED_SMALL_BUFF)
self.play( self.play(
FadeInFrom(value, LEFT), FadeIn(value, LEFT),
FadeIn(eq2), FadeIn(eq2),
equation.next_to, eq2, LEFT, equation.next_to, eq2, LEFT,
) )
@ -2763,7 +2763,7 @@ class ShowBinomialFormula(SimulationsOf50Reviews):
self.play( self.play(
long_equation.next_to, self.slots, DOWN, MED_LARGE_BUFF, long_equation.next_to, self.slots, DOWN, MED_LARGE_BUFF,
long_equation.to_edge, RIGHT, long_equation.to_edge, RIGHT,
FadeInFrom(bin_name, DOWN), FadeIn(bin_name, DOWN),
) )
self.wait() self.wait()
self.play(ShowCreationThenDestruction(underline)) self.play(ShowCreationThenDestruction(underline))
@ -2807,14 +2807,14 @@ class ShowBinomialFormula(SimulationsOf50Reviews):
posterior_label.next_to(right_arrow, RIGHT) posterior_label.next_to(right_arrow, RIGHT)
self.play( self.play(
FadeInFrom(likelihood_label, UP), FadeIn(likelihood_label, UP),
bin_name.set_height, 0.4, bin_name.set_height, 0.4,
bin_name.set_y, histogram.axes.c2p(0, .25)[1] bin_name.set_y, histogram.axes.c2p(0, .25)[1]
) )
self.wait() self.wait()
self.play( self.play(
GrowArrow(right_arrow), GrowArrow(right_arrow),
FadeInFrom(ra_label, 0.5 * LEFT), FadeIn(ra_label, 0.5 * LEFT),
) )
anims = [] anims = []
for i, j in enumerate([0, 3, 2, 1, 4]): for i, j in enumerate([0, 3, 2, 1, 4]):
@ -2838,8 +2838,8 @@ class ShowBinomialFormula(SimulationsOf50Reviews):
FadeOut(posterior_label), FadeOut(posterior_label),
FadeOut(right_arrow), FadeOut(right_arrow),
FadeOut(ra_label), FadeOut(ra_label),
FadeOutAndShift(row, UP), FadeOut(row, UP),
FadeOutAndShift(self.slots, UP), FadeOut(self.slots, UP),
histogram.scale, 0.7, histogram.scale, 0.7,
histogram.to_edge, UP, histogram.to_edge, UP,
arrow.scale, 0.5, arrow.scale, 0.5,
@ -3339,7 +3339,7 @@ class IllustrateBinomialSetupWithCoins(Scene):
self.play( self.play(
ShowIncreasingSubsets(coin_row, int_func=np.ceil), ShowIncreasingSubsets(coin_row, int_func=np.ceil),
GrowFromPoint(brace, brace.get_left()), GrowFromPoint(brace, brace.get_left()),
FadeInFrom(brace_label, 3 * LEFT) FadeIn(brace_label, 3 * LEFT)
) )
self.wait() self.wait()
self.play(FadeIn(prob_label, lag_ratio=0.1)) self.play(FadeIn(prob_label, lag_ratio=0.1))
@ -3510,7 +3510,7 @@ class LikelihoodGraphFor10of10(ShowBinomialFormula):
self.play( self.play(
FadeIn(rects), FadeIn(rects),
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(simpler_formula, UP) FadeIn(simpler_formula, UP)
) )
self.wait() self.wait()
@ -3602,7 +3602,7 @@ class StateNeedForBayesRule(TeacherStudentsScene):
ApplyMethod(student1.change, "pondering", plot), ApplyMethod(student1.change, "pondering", plot),
ApplyMethod(student2.change, "raise_left_hand", plot), ApplyMethod(student2.change, "raise_left_hand", plot),
), ),
FadeInFrom(plot, DOWN), FadeIn(plot, DOWN),
run_time=1.5 run_time=1.5
) )
self.play(*map(ShowCreation, v_lines)) self.play(*map(ShowCreation, v_lines))
@ -3626,8 +3626,8 @@ class StateNeedForBayesRule(TeacherStudentsScene):
self.teacher_says( self.teacher_says(
"But first...", "But first...",
added_anims=[ added_anims=[
FadeOutAndShift(plot, LEFT), FadeOut(plot, LEFT),
FadeOutAndShift(v_lines, LEFT), FadeOut(v_lines, LEFT),
self.get_student_changes( self.get_student_changes(
"erm", "erm", "erm", "erm", "erm", "erm",
look_at_arg=self.teacher.eyes, look_at_arg=self.teacher.eyes,

60
from_3b1b/active/bayes/beta2.py
View file

@ -89,7 +89,7 @@ class WeightedCoin(Scene):
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift( FadeOut(
old_grid, old_grid,
0.1 * DOWN, 0.1 * DOWN,
lag_ratio=0.01, lag_ratio=0.01,
@ -118,7 +118,7 @@ class WeightedCoin(Scene):
self.remove(rhs) self.remove(rhs)
self.play( self.play(
FadeOut(old_grid, lag_ratio=0.1), FadeOut(old_grid, lag_ratio=0.1),
FadeOutAndShift(long_rhs, 0.1 * RIGHT, lag_ratio=0.1), FadeOut(long_rhs, 0.1 * RIGHT, lag_ratio=0.1),
Write(box), Write(box),
) )
p_label.add(box) p_label.add(box)
@ -437,7 +437,7 @@ class LabelH(Scene):
self.play(ShowCreationThenFadeAround(p_label)) self.play(ShowCreationThenFadeAround(p_label))
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(h, UP), FadeIn(h, UP),
) )
self.wait() self.wait()
@ -498,7 +498,7 @@ class TryAssigningProbabilitiesToSpecificValues(Scene):
# Animations # Animations
self.play(FadeInFromDown(labels[0])) self.play(FadeInFromDown(labels[0]))
self.play(FadeInFrom(q_marks[0], LEFT)) self.play(FadeIn(q_marks[0], LEFT))
self.wait() self.wait()
self.play(*[ self.play(*[
TransformFromCopy(m1, m2) TransformFromCopy(m1, m2)
@ -590,8 +590,8 @@ class TryAssigningProbabilitiesToSpecificValues(Scene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(zero, DOWN), FadeIn(zero, DOWN),
FadeOutAndShift(infty, UP), FadeOut(infty, UP),
morty.change, "sad", zero morty.change, "sad", zero
) )
self.play(Blink(morty)) self.play(Blink(morty))
@ -744,14 +744,14 @@ class ShowLimitToPdf(Scene):
ineq_label.next_to(brace, UP) ineq_label.next_to(brace, UP)
self.play( self.play(
FadeInFrom(eq_label, 0.2 * DOWN), FadeIn(eq_label, 0.2 * DOWN),
GrowArrow(arrows[0]), GrowArrow(arrows[0]),
) )
self.wait() self.wait()
vect = eq_label.get_center() - ineq_label.get_center() vect = eq_label.get_center() - ineq_label.get_center()
self.play( self.play(
FadeOutAndShift(eq_label, -vect), FadeOut(eq_label, -vect),
FadeInFrom(ineq_label, vect), FadeIn(ineq_label, vect),
TransformFromCopy(*arrows), TransformFromCopy(*arrows),
GrowFromPoint(brace, brace.get_left()), GrowFromPoint(brace, brace.get_left()),
) )
@ -825,12 +825,12 @@ class ShowLimitToPdf(Scene):
self.add(height_word) self.add(height_word)
self.play( self.play(
ShowCreation(height_cross), ShowCreation(height_cross),
FadeOutAndShift(axis_prob_label, LEFT) FadeOut(axis_prob_label, LEFT)
) )
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(height_word, UP), FadeOut(height_word, UP),
FadeOutAndShift(height_cross, UP), FadeOut(height_cross, UP),
FadeInFromDown(area_word), FadeInFromDown(area_word),
) )
self.play( self.play(
@ -913,8 +913,8 @@ class ShowLimitToPdf(Scene):
lag_ratio=step_size, lag_ratio=step_size,
), ),
MoveToTarget(arrow), MoveToTarget(arrow),
FadeOutAndShift(last_ineq_label, vect), FadeOut(last_ineq_label, vect),
FadeInFrom(new_ineq_label, -vect), FadeIn(new_ineq_label, -vect),
run_time=2, run_time=2,
) )
last_ineq_label = new_ineq_label last_ineq_label = new_ineq_label
@ -1025,9 +1025,9 @@ class ShowLimitToPdf(Scene):
FadeOut(limit_words), FadeOut(limit_words),
FadeOut(graph), FadeOut(graph),
FadeIn(bars), FadeIn(bars),
FadeOutAndShift(area_word, UP), FadeOut(area_word, UP),
FadeInFrom(height_word, DOWN), FadeIn(height_word, DOWN),
FadeInFrom(new_y_numbers, 0.5 * RIGHT), FadeIn(new_y_numbers, 0.5 * RIGHT),
) )
# Height refine # Height refine
@ -1061,13 +1061,13 @@ class ShowLimitToPdf(Scene):
# Back to area # Back to area
self.play( self.play(
FadeIn(graph), FadeIn(graph),
FadeInFrom(area_word, 0.5 * DOWN), FadeIn(area_word, 0.5 * DOWN),
FadeOutAndShift(height_word, 0.5 * UP), FadeOut(height_word, 0.5 * UP),
FadeOut(new_y_numbers, lag_ratio=0.2), FadeOut(new_y_numbers, lag_ratio=0.2),
) )
self.play( self.play(
arrow.scale, 0, {"about_edge": DOWN}, arrow.scale, 0, {"about_edge": DOWN},
FadeOutAndShift(to_zero_words, DOWN), FadeOut(to_zero_words, DOWN),
LaggedStartMap(FadeOutAndShiftDown, all_ineq_labels), LaggedStartMap(FadeOutAndShiftDown, all_ineq_labels),
LaggedStartMap(FadeOutAndShiftDown, rhss), LaggedStartMap(FadeOutAndShiftDown, rhss),
) )
@ -1152,7 +1152,7 @@ class ShowLimitToPdf(Scene):
total_label.set_height(0.5) total_label.set_height(0.5)
total_label.next_to(bars, UP, LARGE_BUFF) total_label.next_to(bars, UP, LARGE_BUFF)
self.play(FadeInFrom(total_label, DOWN)) self.play(FadeIn(total_label, DOWN))
bars.save_state() bars.save_state()
self.play( self.play(
bars.arrange, RIGHT, {"aligned_edge": DOWN, "buff": SMALL_BUFF}, bars.arrange, RIGHT, {"aligned_edge": DOWN, "buff": SMALL_BUFF},
@ -1256,7 +1256,7 @@ class ShowLimitToPdf(Scene):
rhs.next_to(p_label, RIGHT) rhs.next_to(p_label, RIGHT)
self.play( self.play(
FadeInFrom(p_label, 2 * DOWN), FadeIn(p_label, 2 * DOWN),
*map(ShowCreation, v_lines), *map(ShowCreation, v_lines),
) )
self.wait() self.wait()
@ -1740,7 +1740,7 @@ class SumToIntegral(Scene):
self.add(i_sym) self.add(i_sym)
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(arrow, UP), FadeOut(arrow, UP),
syms.next_to, h_line, DOWN, {"buff": MED_LARGE_BUFF}, syms.next_to, h_line, DOWN, {"buff": MED_LARGE_BUFF},
syms.match_x, syms, syms.match_x, syms,
) )
@ -1801,9 +1801,9 @@ class SumToIntegral(Scene):
# Focus on integral # Focus on integral
self.play( self.play(
Uncreate(VGroup(v_line, h_line)), Uncreate(VGroup(v_line, h_line)),
FadeOutAndShift(titles, UP), FadeOut(titles, UP),
FadeOutAndShift(morty, RIGHT), FadeOut(morty, RIGHT),
FadeOutAndShift(s_sym, LEFT), FadeOut(s_sym, LEFT),
i_sym.center, i_sym.center,
i_sym.to_edge, LEFT i_sym.to_edge, LEFT
) )
@ -1926,7 +1926,7 @@ class MeasureTheoryLeadsTo(Scene):
arrow.set_stroke(width=7) arrow.set_stroke(width=7)
arrow.rotate(45 * DEGREES, about_point=arrow.get_start()) arrow.rotate(45 * DEGREES, about_point=arrow.get_start())
self.play( self.play(
FadeInFrom(words, DOWN), FadeIn(words, DOWN),
GrowArrow(arrow), GrowArrow(arrow),
UpdateFromAlphaFunc(arrow, lambda m, a: m.set_opacity(a)), UpdateFromAlphaFunc(arrow, lambda m, a: m.set_opacity(a)),
) )
@ -1985,9 +1985,9 @@ class PossibleYetProbabilityZero(Scene):
self.play(Write(poss, run_time=0.5)) self.play(Write(poss, run_time=0.5))
self.wait() self.wait()
self.play(FadeInFrom(prob, UP)) self.play(FadeIn(prob, UP))
self.wait() self.wait()
self.play(FadeInFrom(total, UP)) self.play(FadeIn(total, UP))
self.wait() self.wait()
@ -2009,7 +2009,7 @@ class TiePossibleToDensity(Scene):
self.add(poss) self.add(poss)
self.play( self.play(
FadeInFrom(prob, LEFT), FadeIn(prob, LEFT),
Write(implies, run_time=1) Write(implies, run_time=1)
) )
self.wait() self.wait()

42
from_3b1b/active/bayes/beta3.py
View file

@ -50,7 +50,7 @@ class RemindOfWeightedCoin(Scene):
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(h_label, UP), FadeIn(h_label, UP),
grid.scale, 0.8, {"about_edge": DOWN}, grid.scale, 0.8, {"about_edge": DOWN},
) )
self.wait() self.wait()
@ -361,7 +361,7 @@ class BayesianFrequentistDivide(Scene):
label.save_state() label.save_state()
label.set_y(0) label.set_y(0)
self.play( self.play(
FadeInFrom(label, -normalize(label.get_center())), FadeIn(label, -normalize(label.get_center())),
) )
self.wait() self.wait()
self.play( self.play(
@ -1127,8 +1127,8 @@ class VisualizeBayesRule(Scene):
uniform_name.set_y(bars.get_top()[1] + MED_SMALL_BUFF, DOWN) uniform_name.set_y(bars.get_top()[1] + MED_SMALL_BUFF, DOWN)
self.play( self.play(
prior_name[0].next_to, uniform_name, RIGHT, MED_SMALL_BUFF, DOWN, prior_name[0].next_to, uniform_name, RIGHT, MED_SMALL_BUFF, DOWN,
FadeOutAndShift(prior_name[1], RIGHT), FadeOut(prior_name[1], RIGHT),
FadeInFrom(uniform_name, LEFT) FadeIn(uniform_name, LEFT)
) )
self.wait() self.wait()
@ -1203,7 +1203,7 @@ class VisualizeBayesRule(Scene):
post_bars, post_bars,
), ),
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(post_word, 0.25 * UP) FadeIn(post_word, 0.25 * UP)
) )
self.wait() self.wait()
self.play( self.play(
@ -1725,11 +1725,11 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
last_row = VMobject() last_row = VMobject()
for row in rows: for row in rows:
self.play( self.play(
FadeOutAndShift(last_row, DOWN), FadeOut(last_row, DOWN),
FadeIn(row, lag_ratio=0.1) FadeIn(row, lag_ratio=0.1)
) )
last_row = row last_row = row
self.play(FadeOutAndShift(last_row, DOWN)) self.play(FadeOut(last_row, DOWN))
# Uniform pdf # Uniform pdf
region = get_beta_graph(axes, 0, 0) region = get_beta_graph(axes, 0, 0)
@ -1758,7 +1758,7 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
data_label.shift(0.5 * RIGHT) data_label.shift(0.5 * RIGHT)
self.play( self.play(
FadeInFrom(coin, DOWN), FadeIn(coin, DOWN),
GrowArrow(arrow), GrowArrow(arrow),
Write(data_label, run_time=1) Write(data_label, run_time=1)
) )
@ -1844,7 +1844,7 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
sub_region.set_color, BLUE, sub_region.set_color, BLUE,
graph.stretch, 2, 1, {"about_edge": DOWN}, graph.stretch, 2, 1, {"about_edge": DOWN},
FadeInFromDown(two), FadeInFromDown(two),
FadeOutAndShift(one, UP), FadeOut(one, UP),
) )
region = sub_region region = sub_region
func_label = VGroup(func_label[0], two, times_x) func_label = VGroup(func_label[0], two, times_x)
@ -1858,8 +1858,8 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
const.move_to(two, DR) const.move_to(two, DR)
const.shift(0.07 * RIGHT) const.shift(0.07 * RIGHT)
self.play( self.play(
FadeOutAndShift(two, UP), FadeOut(two, UP),
FadeInFrom(const, DOWN) FadeIn(const, DOWN)
) )
self.remove(func_label) self.remove(func_label)
func_label = VGroup(func_label[0], const, times_x) func_label = VGroup(func_label[0], const, times_x)
@ -1902,7 +1902,7 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
self.play( self.play(
ShowCreation(likelihood_rect), ShowCreation(likelihood_rect),
FadeInFrom(l_1mx, 0.5 * DOWN), FadeIn(l_1mx, 0.5 * DOWN),
) )
self.wait() self.wait()
self.play(ShowCreationThenFadeOut(Underline(p_label))) self.play(ShowCreationThenFadeOut(Underline(p_label)))
@ -1910,7 +1910,7 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
self.wait() self.wait()
self.play( self.play(
TransformFromCopy(l_1mx, eq_1mx), TransformFromCopy(l_1mx, eq_1mx),
FadeInFrom(dot, RIGHT), FadeIn(dot, RIGHT),
func_label.next_to, dot, LEFT, 0.2, func_label.next_to, dot, LEFT, 0.2,
) )
@ -1955,8 +1955,8 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
VGroup(exp1, exp2).shift(shift_vect) VGroup(exp1, exp2).shift(shift_vect)
self.play( self.play(
FadeInFrom(exp1, DOWN), FadeIn(exp1, DOWN),
FadeInFrom(exp2, DOWN), FadeIn(exp2, DOWN),
VGroup(func_label, dot, eq_1mx).shift, shift_vect, VGroup(func_label, dot, eq_1mx).shift, shift_vect,
bayes.scale, 0.5, bayes.scale, 0.5,
bayes.next_to, p_label, DOWN, LARGE_BUFF, {"aligned_edge": RIGHT}, bayes.next_to, p_label, DOWN, LARGE_BUFF, {"aligned_edge": RIGHT},
@ -1967,7 +1967,7 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
self.play( self.play(
arrow.next_to, coin, DOWN, SMALL_BUFF, arrow.next_to, coin, DOWN, SMALL_BUFF,
MaintainPositionRelativeTo(data_label, arrow), MaintainPositionRelativeTo(data_label, arrow),
FadeInFrom(coin, DOWN), FadeIn(coin, DOWN),
) )
if is_heads: if is_heads:
nh += 1 nh += 1
@ -1989,8 +1989,8 @@ class TalkThroughCoinExample(ShowBayesianUpdating):
FadeOut(region), FadeOut(region),
FadeIn(new_graph), FadeIn(new_graph),
FadeIn(new_region), FadeIn(new_region),
FadeOutAndShift(old_exp, MED_SMALL_BUFF * UP), FadeOut(old_exp, MED_SMALL_BUFF * UP),
FadeInFrom(new_exp, MED_SMALL_BUFF * DOWN), FadeIn(new_exp, MED_SMALL_BUFF * DOWN),
) )
graph = new_graph graph = new_graph
region = new_region region = new_region
@ -2015,7 +2015,7 @@ class PDefectEqualsQmark(Scene):
"\\text{Defect}": RED, "\\text{Defect}": RED,
} }
) )
self.play(FadeInFrom(label, DOWN)) self.play(FadeIn(label, DOWN))
self.wait() self.wait()
@ -2083,7 +2083,7 @@ class UpdateOnceWithBinomial(TalkThroughCoinExample):
self.wait() self.wait()
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(all_data_label, 0.2 * UP), FadeIn(all_data_label, 0.2 * UP),
) )
self.wait() self.wait()
@ -2145,6 +2145,6 @@ class UpdateOnceWithBinomial(TalkThroughCoinExample):
) )
self.play( self.play(
Write(eq), Write(eq),
FadeInFrom(rhs, UP) FadeIn(rhs, UP)
) )
self.wait() self.wait()

8
from_3b1b/active/bayes/footnote.py
View file

@ -116,8 +116,8 @@ class ThisIsAFootnote(TeacherStudentsScene):
self.play( self.play(
MoveToTarget(full_equation), MoveToTarget(full_equation),
FadeOutAndShift(image_group, 2 * LEFT), FadeOut(image_group, 2 * LEFT),
FadeOutAndShift(asterisk, 2 * LEFT), FadeOut(asterisk, 2 * LEFT),
self.teacher.look_at, 4 * UP, self.teacher.look_at, 4 * UP,
self.get_student_changes( self.get_student_changes(
"thinking", "erm", "confused", "thinking", "erm", "confused",
@ -933,7 +933,7 @@ class TemptingFormula(ShowTwoPerspectives, RandomnessVsProportions):
) )
self.play( self.play(
FadeIn(real_rect), FadeIn(real_rect),
FadeInFrom(check, RIGHT), FadeIn(check, RIGHT),
) )
self.wait() self.wait()
@ -1070,7 +1070,7 @@ class DiseaseBayes(Scene):
) )
self.play( self.play(
GrowArrow(positive_arrow), GrowArrow(positive_arrow),
FadeInFrom(positive_words, UP), FadeIn(positive_words, UP),
) )
self.wait(2) self.wait(2)
self.play( self.play(

100
from_3b1b/active/bayes/part1.py
View file

@ -471,9 +471,9 @@ class IntroduceFormula(Scene):
# self.add(get_submobject_index_labels(formula)) # self.add(get_submobject_index_labels(formula))
# return # return
self.play( self.play(
FadeInFrom(hyp_label, DOWN), FadeIn(hyp_label, DOWN),
GrowArrow(hyp_arrow), GrowArrow(hyp_arrow),
FadeInFrom(evid_label, UP), FadeIn(evid_label, UP),
GrowArrow(evid_arrow), GrowArrow(evid_arrow),
) )
self.wait() self.wait()
@ -560,7 +560,7 @@ class StateGoal(PiCreatureScene, Scene):
self.add(line, now_label) self.add(line, now_label)
self.add(you) self.add(you)
self.play( self.play(
FadeInFrom(you_label, LEFT), FadeIn(you_label, LEFT),
GrowArrow(you_arrow), GrowArrow(you_arrow),
you.change, "pondering", you.change, "pondering",
) )
@ -622,7 +622,7 @@ class StateGoal(PiCreatureScene, Scene):
)), )),
) )
self.play( self.play(
FadeInFrom(gold, LEFT), FadeIn(gold, LEFT),
you.change, "erm", gold, you.change, "erm", gold,
) )
self.play(Blink(you)) self.play(Blink(you))
@ -643,11 +643,11 @@ class StateGoal(PiCreatureScene, Scene):
words.next_to(ship, RIGHT) words.next_to(ship, RIGHT)
self.play( self.play(
FadeInFrom(words[0], LEFT), FadeIn(words[0], LEFT),
you.change, "tease", words, you.change, "tease", words,
FadeOut(icons[:2]), FadeOut(icons[:2]),
) )
self.play(FadeInFrom(words[1], UP)) self.play(FadeIn(words[1], UP))
self.wait() self.wait()
self.add(ship, gold) self.add(ship, gold)
@ -1053,18 +1053,18 @@ class IntroduceKahnemanAndTversky(DescriptionOfSteve, MovingCameraScene):
books.to_edge(RIGHT, buff=MED_LARGE_BUFF) books.to_edge(RIGHT, buff=MED_LARGE_BUFF)
self.play( self.play(
FadeInFrom(danny, DOWN), FadeIn(danny, DOWN),
FadeInFrom(danny.name, LEFT), FadeIn(danny.name, LEFT),
) )
self.play( self.play(
FadeInFrom(amos, UP), FadeIn(amos, UP),
FadeInFrom(amos.name, LEFT), FadeIn(amos.name, LEFT),
) )
self.wait() self.wait()
self.play(FadeInFromLarge(prize)) self.play(FadeInFromLarge(prize))
self.wait() self.wait()
for book in books: for book in books:
self.play(FadeInFrom(book, LEFT)) self.play(FadeIn(book, LEFT))
self.wait() self.wait()
# Show them thinking # Show them thinking
@ -1124,7 +1124,7 @@ class IntroduceKahnemanAndTversky(DescriptionOfSteve, MovingCameraScene):
) )
self.play( self.play(
DrawBorderThenFill(bubble), DrawBorderThenFill(bubble),
FadeInFrom( FadeIn(
randy, UR, randy, UR,
rate_func=squish_rate_func(smooth, 0.5, 1), rate_func=squish_rate_func(smooth, 0.5, 1),
run_time=2, run_time=2,
@ -1263,8 +1263,8 @@ class IntroduceKahnemanAndTversky(DescriptionOfSteve, MovingCameraScene):
description, description,
lambda m: (m, LEFT) lambda m: (m, LEFT)
), ),
FadeOutAndShift(randy, LEFT), FadeOut(randy, LEFT),
FadeOutAndShift(bar, LEFT), FadeOut(bar, LEFT),
) )
@ -1303,7 +1303,7 @@ class CorrectViewOfFarmersAndLibrarians(Scene):
word.next_to(arrow, vect) word.next_to(arrow, vect)
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(word, UP), FadeIn(word, UP),
) )
self.wait() self.wait()
@ -1472,7 +1472,7 @@ class SpoilerAlert(Scene):
self.add(sa_words) self.add(sa_words)
self.wait() self.wait()
self.play(FadeInFrom(formula_group, UP)) self.play(FadeIn(formula_group, UP))
self.wait() self.wait()
@ -1813,7 +1813,7 @@ class ReasonByRepresentativeSample(CorrectViewOfFarmersAndLibrarians):
VGroup(equation_rect, equation).shift, prior_rect.get_height() * DOWN, VGroup(equation_rect, equation).shift, prior_rect.get_height() * DOWN,
FadeIn(prior_rect), FadeIn(prior_rect),
FadeIn(prior_equation), FadeIn(prior_equation),
FadeInFrom(prior_label, RIGHT), FadeIn(prior_label, RIGHT),
GrowArrow(prior_arrow), GrowArrow(prior_arrow),
) )
self.wait() self.wait()
@ -1845,7 +1845,7 @@ class NewEvidenceUpdatesPriorBeliefs(DescriptionOfSteve):
self.add(evid) self.add(evid)
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(librarian, LEFT) FadeIn(librarian, LEFT)
) )
self.play(ShowCreation(cross)) self.play(ShowCreation(cross))
self.wait() self.wait()
@ -2030,7 +2030,7 @@ class HeartOfBayesTheorem(Scene):
arrow.set_stroke(width=5) arrow.set_stroke(width=5)
self.play( self.play(
FadeInFrom(words, DOWN), FadeIn(words, DOWN),
GrowArrow(arrow), GrowArrow(arrow),
FadeOut(prob), FadeOut(prob),
title.to_edge, LEFT title.to_edge, LEFT
@ -2140,9 +2140,9 @@ class WhenDoesBayesApply(DescriptionOfSteve):
self.play(FadeInFromDown(all_words[0])) self.play(FadeInFromDown(all_words[0]))
self.play( self.play(
LaggedStart( LaggedStart(
FadeInFrom(hypothesis_icon[0], DOWN), FadeIn(hypothesis_icon[0], DOWN),
Write(hypothesis_icon[1]), Write(hypothesis_icon[1]),
FadeInFrom(hypothesis_icon[2], UP), FadeIn(hypothesis_icon[2], UP),
run_time=1, run_time=1,
) )
) )
@ -2286,7 +2286,7 @@ class CreateFormulaFromDiagram(Scene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(prior_word, RIGHT), FadeIn(prior_word, RIGHT),
GrowArrow(prior_arrow) GrowArrow(prior_arrow)
) )
self.wait() self.wait()
@ -2339,8 +2339,8 @@ class CreateFormulaFromDiagram(Scene):
diagram.hne_rect.set_opacity, 1, diagram.hne_rect.set_opacity, 1,
MoveToTarget(hne_people), MoveToTarget(hne_people),
GrowFromCenter(diagram.he_brace), GrowFromCenter(diagram.he_brace),
FadeInFrom(like_label, RIGHT), FadeIn(like_label, RIGHT),
FadeInFrom(like_example, RIGHT), FadeIn(like_example, RIGHT),
) )
self.wait() self.wait()
self.play( self.play(
@ -2361,7 +2361,7 @@ class CreateFormulaFromDiagram(Scene):
self.play( self.play(
diagram.people[10:].set_opacity, 0.2, diagram.people[10:].set_opacity, 0.2,
diagram.nh_rect.set_opacity, 0.2, diagram.nh_rect.set_opacity, 0.2,
FadeInFrom(limit_word, DOWN), FadeIn(limit_word, DOWN),
GrowArrow(limit_arrow), GrowArrow(limit_arrow),
rate_func=there_and_back_with_pause, rate_func=there_and_back_with_pause,
run_time=6, run_time=6,
@ -2401,8 +2401,8 @@ class CreateFormulaFromDiagram(Scene):
Restore(diagram.nhe_rect), Restore(diagram.nhe_rect),
GrowFromCenter(diagram.nhe_brace), GrowFromCenter(diagram.nhe_brace),
MoveToTarget(nhne_people), MoveToTarget(nhne_people),
FadeInFrom(anti_label, LEFT), FadeIn(anti_label, LEFT),
FadeInFrom(anti_example, LEFT), FadeIn(anti_example, LEFT),
) )
diagram.nhne_rect.set_opacity(1) diagram.nhne_rect.set_opacity(1)
self.wait() self.wait()
@ -2739,7 +2739,7 @@ class CreateFormulaFromDiagram(Scene):
# Name posterior # Name posterior
self.play( self.play(
GrowArrow(post_arrow), GrowArrow(post_arrow),
FadeInFrom(post_word, RIGHT), FadeIn(post_word, RIGHT),
FadeOut(formula_rect), FadeOut(formula_rect),
FadeOut(bayes_words), FadeOut(bayes_words),
) )
@ -3224,7 +3224,7 @@ class UsesOfBayesTheorem(Scene):
# Add people # Add people
for person in [scientist, programmer]: for person in [scientist, programmer]:
self.play(FadeInFrom(person, DOWN)) self.play(FadeIn(person, DOWN))
rhs_copy = rhs.copy() rhs_copy = rhs.copy()
rhs_copy.add_to_back( rhs_copy.add_to_back(
SurroundingRectangle( SurroundingRectangle(
@ -3286,7 +3286,7 @@ class AskAboutWhenProbabilityIsIntuitive(TeacherStudentsScene):
self.play( self.play(
self.teacher.change, "raise_right_hand", self.teacher.change, "raise_right_hand",
FadeInFrom(words, DOWN), FadeIn(words, DOWN),
self.get_student_changes("erm", "pondering", "confused") self.get_student_changes("erm", "pondering", "confused")
) )
self.wait(2) self.wait(2)
@ -3328,8 +3328,8 @@ class IntroduceLinda(DescriptionOfSteve):
steve_words.next_to(steve, UP, LARGE_BUFF) steve_words.next_to(steve, UP, LARGE_BUFF)
self.play(LaggedStart( self.play(LaggedStart(
FadeInFrom(steve, LEFT), FadeIn(steve, LEFT),
FadeInFrom(steve_words, LEFT), FadeIn(steve_words, LEFT),
)) ))
self.wait() self.wait()
@ -3342,9 +3342,9 @@ class IntroduceLinda(DescriptionOfSteve):
self.play( self.play(
LaggedStart( LaggedStart(
FadeOutAndShift(steve_words, 2 * RIGHT), FadeOut(steve_words, 2 * RIGHT),
FadeOutAndShift(steve, 2 * RIGHT), FadeOut(steve, 2 * RIGHT),
FadeInFrom(linda, 2 * LEFT), FadeIn(linda, 2 * LEFT),
lag_ratio=0.15, lag_ratio=0.15,
) )
) )
@ -3404,7 +3404,7 @@ class IntroduceLinda(DescriptionOfSteve):
MoveToTarget(options), MoveToTarget(options),
MoveToTarget(rect), MoveToTarget(rect),
VFadeIn(rect), VFadeIn(rect),
FadeInFrom(result, LEFT), FadeIn(result, LEFT),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.wait() self.wait()
@ -3642,7 +3642,7 @@ class AlternatePhrasings(PiCreatureScene):
stereotypes.move_to(people) stereotypes.move_to(people)
self.play( self.play(
FadeInFrom(phrases[0], UP), FadeIn(phrases[0], UP),
randy.change, "pondering", randy.change, "pondering",
) )
self.play( self.play(
@ -3652,7 +3652,7 @@ class AlternatePhrasings(PiCreatureScene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(phrases[1], UP), FadeIn(phrases[1], UP),
randy.change, "confused", phrases[1], randy.change, "confused", phrases[1],
FadeOut(people), FadeOut(people),
ApplyFunction(push_down, phrases[0]), ApplyFunction(push_down, phrases[0]),
@ -3661,7 +3661,7 @@ class AlternatePhrasings(PiCreatureScene):
self.play(bar.p_tracker.set_value, 0.4) self.play(bar.p_tracker.set_value, 0.4)
bar.clear_updaters() bar.clear_updaters()
self.play( self.play(
FadeInFrom(phrases[2], UP), FadeIn(phrases[2], UP),
ApplyFunction(push_down, phrases[:2]), ApplyFunction(push_down, phrases[:2]),
FadeOut(bar.percentages), FadeOut(bar.percentages),
randy.change, "guilty", randy.change, "guilty",
@ -3669,7 +3669,7 @@ class AlternatePhrasings(PiCreatureScene):
self.wait() self.wait()
bar.remove(bar.percentages) bar.remove(bar.percentages)
self.play( self.play(
FadeInFrom(phrases[3], UP), FadeIn(phrases[3], UP),
ApplyFunction(push_down, phrases[:3]), ApplyFunction(push_down, phrases[:3]),
FadeOut(bar), FadeOut(bar),
FadeIn(stereotypes), FadeIn(stereotypes),
@ -3861,13 +3861,13 @@ class RandomnessVsProportions(Scene):
self.play(FadeInFromDown(prob_word)) self.play(FadeInFromDown(prob_word))
self.play( self.play(
FadeInFrom(unc_word, LEFT), FadeIn(unc_word, LEFT),
Write(arrows[1]), Write(arrows[1]),
) )
self.add(random_dice) self.add(random_dice)
self.wait(9) self.wait(9)
self.play( self.play(
FadeInFrom(prop_word, RIGHT), FadeIn(prop_word, RIGHT),
Write(arrows[0]) Write(arrows[0])
) )
self.play(FadeIn(diagram)) self.play(FadeIn(diagram))
@ -4089,7 +4089,7 @@ class BayesTheoremOnProportions(Scene):
), ),
FadeIn(denom_rect), FadeIn(denom_rect),
ShowCreation(E_arrow), ShowCreation(E_arrow),
FadeInFrom(E_words, UP), FadeIn(E_words, UP),
low_diagram_rects.set_stroke, TEAL, 3, low_diagram_rects.set_stroke, TEAL, 3,
) )
self.wait() self.wait()
@ -4099,8 +4099,8 @@ class BayesTheoremOnProportions(Scene):
FadeOut(denom_rect), FadeOut(denom_rect),
FadeIn(numer_rect), FadeIn(numer_rect),
ShowCreation(H_arrow), ShowCreation(H_arrow),
FadeInFrom(H_words, DOWN), FadeIn(H_words, DOWN),
FadeOutAndShift(title, UP), FadeOut(title, UP),
low_diagram_rects.set_stroke, WHITE, 1, low_diagram_rects.set_stroke, WHITE, 1,
top_diagram_rects.set_stroke, YELLOW, 3, top_diagram_rects.set_stroke, YELLOW, 3,
) )
@ -4253,7 +4253,7 @@ class QuestionSteveConclusion(HeartOfBayesTheorem, DescriptionOfSteve):
self.play(randy.change, "sassy") self.play(randy.change, "sassy")
self.wait() self.wait()
self.play( self.play(
FadeInFrom(people, RIGHT, lag_ratio=0.01), FadeIn(people, RIGHT, lag_ratio=0.01),
randy.change, "raise_left_hand", people, randy.change, "raise_left_hand", people,
) )
self.wait() self.wait()
@ -4287,7 +4287,7 @@ class QuestionSteveConclusion(HeartOfBayesTheorem, DescriptionOfSteve):
MoveToTarget(steve), MoveToTarget(steve),
randy.shift, 2 * LEFT, randy.shift, 2 * LEFT,
randy.change, 'erm', kt.target, randy.change, 'erm', kt.target,
FadeOutAndShift(people, 2 * LEFT), FadeOut(people, 2 * LEFT),
) )
self.remove(people, cross) self.remove(people, cross)
self.play(Blink(randy)) self.play(Blink(randy))
@ -4453,13 +4453,13 @@ class ReprogrammingThought(Scene):
brain_outline.set_fill(opacity=0) brain_outline.set_fill(opacity=0)
brain_outline.set_stroke(TEAL, 4) brain_outline.set_stroke(TEAL, 4)
self.play(FadeInFrom(brain, RIGHT)) self.play(FadeIn(brain, RIGHT))
self.play( self.play(
GrowFromCenter(arrow), GrowFromCenter(arrow),
LaggedStartMap(FadeInFromDown, q_marks[0]), LaggedStartMap(FadeInFromDown, q_marks[0]),
run_time=1 run_time=1
) )
self.play(FadeInFrom(formula, LEFT)) self.play(FadeIn(formula, LEFT))
self.wait() self.wait()
kw = {"run_time": 1, "lag_ratio": 0.3} kw = {"run_time": 1, "lag_ratio": 0.3}
@ -4586,7 +4586,7 @@ class ShowProgrammer(Scene):
programmer.set_height(3) programmer.set_height(3)
programmer.to_corner(DL) programmer.to_corner(DL)
self.play(FadeInFrom(programmer, DOWN)) self.play(FadeIn(programmer, DOWN))
self.wait() self.wait()

14
from_3b1b/active/diffyq/part1/pendulum.py
View file

@ -508,7 +508,7 @@ class IntroducePendulum(PiCreatureScene, MovingCameraScene):
) )
formula.set_stroke(width=0, background=True) formula.set_stroke(width=0, background=True)
self.play(FadeInFrom(hm_word, DOWN)) self.play(FadeIn(hm_word, DOWN))
self.wait() self.wait()
self.play( self.play(
Write(formula), Write(formula),
@ -970,12 +970,12 @@ class WherePendulumLeads(PiCreatureScene):
self.wait(5) self.wait(5)
self.play( self.play(
Animation(VectorizedPoint(pendulum.get_top())), Animation(VectorizedPoint(pendulum.get_top())),
FadeOutAndShift(q_marks, UP, lag_ratio=0.3), FadeOut(q_marks, UP, lag_ratio=0.3),
) )
self.add(spring_system) self.add(spring_system)
self.play( self.play(
FadeOut(spring_rect), FadeOut(spring_rect),
FadeInFrom(linear_formula, UP), FadeIn(linear_formula, UP),
FadeInFromDown(l_title), FadeInFromDown(l_title),
) )
self.play(FadeInFromDown(c_title)) self.play(FadeInFromDown(c_title))
@ -1084,7 +1084,7 @@ class AnalyzePendulumForce(MovingCameraScene):
path_arc=angle path_arc=angle
), ),
) )
self.play(FadeInFrom(x_sym, UP)) self.play(FadeIn(x_sym, UP))
self.wait() self.wait()
# Show equation # Show equation
@ -1135,7 +1135,7 @@ class AnalyzePendulumForce(MovingCameraScene):
self.play( self.play(
GrowArrow(g_vect), GrowArrow(g_vect),
FadeInFrom(g_word, UP, lag_ratio=0.1), FadeIn(g_word, UP, lag_ratio=0.1),
) )
self.wait() self.wait()
@ -1300,7 +1300,7 @@ class AnalyzePendulumForce(MovingCameraScene):
)) ))
self.play( self.play(
FadeInFrom(theta_decimal, UP), FadeIn(theta_decimal, UP),
FadeOut(self.x_eq), FadeOut(self.x_eq),
FadeOut(self.line_L), FadeOut(self.line_L),
) )
@ -1831,7 +1831,7 @@ class BuildUpEquation(Scene):
word.next_to(arrow, DOWN) word.next_to(arrow, DOWN)
self.play( self.play(
FadeInFrom(word, UP), FadeIn(word, UP),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.play( self.play(

10
from_3b1b/active/diffyq/part1/phase_space.py
View file

@ -561,8 +561,8 @@ class IntroduceVectorField(VisualizeStates):
ode_word.next_to(ode, DOWN) ode_word.next_to(ode, DOWN)
self.play( self.play(
FadeInFrom(ode, 0.5 * DOWN), FadeIn(ode, 0.5 * DOWN),
FadeInFrom(ode_word, 0.5 * UP), FadeIn(ode_word, 0.5 * UP),
) )
self.ode = ode self.ode = ode
@ -663,7 +663,7 @@ class IntroduceVectorField(VisualizeStates):
self.play(Write(ddt)) self.play(Write(ddt))
self.play( self.play(
plane.y_axis.numbers.fade, 1, plane.y_axis.numbers.fade, 1,
FadeInFrom(equals, LEFT), FadeIn(equals, LEFT),
TransformFromCopy(vect_sym, d_vect_sym) TransformFromCopy(vect_sym, d_vect_sym)
) )
self.wait() self.wait()
@ -775,7 +775,7 @@ class IntroduceVectorField(VisualizeStates):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(expanded_derivative, LEFT), FadeIn(expanded_derivative, LEFT),
FadeIn(equals2), FadeIn(equals2),
equation.next_to, equals2, LEFT, SMALL_BUFF, equation.next_to, equals2, LEFT, SMALL_BUFF,
MaintainPositionRelativeTo(rect, equation), MaintainPositionRelativeTo(rect, equation),
@ -1899,7 +1899,7 @@ class SetupToTakingManyTinySteps(TakeManyTinySteps):
self.add(vector, dot) self.add(vector, dot)
self.play( self.play(
ShowCreation(vector), ShowCreation(vector),
FadeInFrom(v_label, RIGHT), FadeIn(v_label, RIGHT),
) )
self.play(FadeInFromDown(dt_label)) self.play(FadeInFromDown(dt_label))
self.wait() self.wait()

6
from_3b1b/active/diffyq/part1/pi_scenes.py
View file

@ -83,7 +83,7 @@ class FormulasAreLies(PiCreatureScene):
) )
theta_eq.add(*theta_eq.sqrt_part) theta_eq.add(*theta_eq.sqrt_part)
self.play( self.play(
FadeInFrom(theta0_words, LEFT), FadeIn(theta0_words, LEFT),
GrowArrow(arrow), GrowArrow(arrow),
) )
self.wait() self.wait()
@ -446,7 +446,7 @@ class HungerForExactness(TeacherStudentsScene):
modes = ["erm", "sad", "sad", "horrified"] modes = ["erm", "sad", "sad", "horrified"]
for part, mode in zip(solution, modes): for part, mode in zip(solution, modes):
self.play( self.play(
FadeInFrom(part, UP), FadeIn(part, UP),
self.get_student_changes( self.get_student_changes(
*3 * [mode], *3 * [mode],
look_at_arg=part, look_at_arg=part,
@ -459,7 +459,7 @@ class HungerForExactness(TeacherStudentsScene):
self.look_at(solution) self.look_at(solution)
self.wait(5) self.wait(5)
self.play( self.play(
FadeOutAndShift(solution, 2 * LEFT), FadeOut(solution, 2 * LEFT),
Restore(ode), Restore(ode),
self.get_student_changes( self.get_student_changes(
"sick", "angry", "tired", "sick", "angry", "tired",

64
from_3b1b/active/diffyq/part1/staging.py
View file

@ -79,7 +79,7 @@ class AirResistanceBrace(Scene):
brace = Brace(Line(ORIGIN, RIGHT), DOWN) brace = Brace(Line(ORIGIN, RIGHT), DOWN)
word = TextMobject("Air resistance") word = TextMobject("Air resistance")
word.next_to(brace, DOWN) word.next_to(brace, DOWN)
self.play(GrowFromCenter(brace), FadeInFrom(word, UP)) self.play(GrowFromCenter(brace), FadeIn(word, UP))
self.wait() self.wait()
@ -197,7 +197,7 @@ class TourOfDifferentialEquations(MovingCameraScene):
for word1, word2 in zip(words, words[1:]): for word1, word2 in zip(words, words[1:]):
self.play( self.play(
FadeInFromDown(word2), FadeInFromDown(word2),
FadeOutAndShift(word1, UP), FadeOut(word1, UP),
) )
self.wait() self.wait()
self.play( self.play(
@ -360,12 +360,12 @@ class ShowGravityAcceleration(Scene):
self.add(num) self.add(num)
self.wait(0.75) self.wait(0.75)
self.play( self.play(
FadeInFrom(ms, 0.25 * DOWN, run_time=0.5) FadeIn(ms, 0.25 * DOWN, run_time=0.5)
) )
self.wait(0.25) self.wait(0.25)
self.play(LaggedStart( self.play(LaggedStart(
GrowFromPoint(per, per.get_left()), GrowFromPoint(per, per.get_left()),
FadeInFrom(s, 0.5 * UP), FadeIn(s, 0.5 * UP),
lag_ratio=0.7, lag_ratio=0.7,
run_time=0.75 run_time=0.75
)) ))
@ -534,7 +534,7 @@ class ShowGravityAcceleration(Scene):
self.play( self.play(
FadeOut(self.title), FadeOut(self.title),
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(g, UP), FadeIn(g, UP),
) )
self.wait() self.wait()
@ -909,8 +909,8 @@ class SimpleProjectileEquation(ShowGravityAcceleration):
y_dot_equation.to_corner(UR) y_dot_equation.to_corner(UR)
self.play( self.play(
FadeInFrom(tex_question, DOWN), FadeIn(tex_question, DOWN),
FadeInFrom(question, UP) FadeIn(question, UP)
) )
self.wait() self.wait()
self.add(v_graph, question) self.add(v_graph, question)
@ -1001,7 +1001,7 @@ class SimpleProjectileEquation(ShowGravityAcceleration):
) )
self.play( self.play(
FadeInFrom(tex_question, DOWN), FadeIn(tex_question, DOWN),
) )
self.wait() self.wait()
self.add(graph, tex_question) self.add(graph, tex_question)
@ -1117,19 +1117,19 @@ class UniversalGravityLawSymbols(Scene):
self.play( self.play(
ShowCreationThenFadeOut(rects[0]), ShowCreationThenFadeOut(rects[0]),
GrowFromCenter(braces[0]), GrowFromCenter(braces[0]),
FadeInFrom(words[0], UP) FadeIn(words[0], UP)
) )
self.wait() self.wait()
self.play( self.play(
ShowCreationThenFadeOut(rects[1]), ShowCreationThenFadeOut(rects[1]),
GrowFromCenter(braces[1]), GrowFromCenter(braces[1]),
FadeInFrom(words[1], UP) FadeIn(words[1], UP)
) )
self.wait() self.wait()
self.play( self.play(
ShowCreationThenFadeOut(rects[2]), ShowCreationThenFadeOut(rects[2]),
TransformFromCopy(*braces[1:3]), TransformFromCopy(*braces[1:3]),
FadeInFrom(words[2], UP), FadeIn(words[2], UP),
) )
self.wait() self.wait()
@ -1223,18 +1223,18 @@ class ExampleTypicalODE(TeacherStudentsScene):
examples.to_edge(UP) examples.to_edge(UP)
self.play( self.play(
FadeInFrom(examples[0], UP), FadeIn(examples[0], UP),
self.teacher.change, "raise_right_hand", self.teacher.change, "raise_right_hand",
) )
self.play( self.play(
FadeInFrom(examples[1], UP), FadeIn(examples[1], UP),
self.get_student_changes( self.get_student_changes(
*3 * ["pondering"], *3 * ["pondering"],
look_at_arg=examples, look_at_arg=examples,
), ),
) )
self.play( self.play(
FadeInFrom(examples[2], UP) FadeIn(examples[2], UP)
) )
self.wait(5) self.wait(5)
@ -1481,14 +1481,14 @@ class DefineODE(Scene):
self.play( self.play(
ShowCreation(v_line), ShowCreation(v_line),
FadeInFromPoint(dot, v_line.get_start()), FadeInFromPoint(dot, v_line.get_start()),
FadeInFrom(theta, DOWN), FadeIn(theta, DOWN),
FadeInFrom(theta.word, DOWN), FadeIn(theta.word, DOWN),
) )
self.add(slope_line, dot) self.add(slope_line, dot)
self.play( self.play(
ShowCreation(slope_line), ShowCreation(slope_line),
FadeInFrom(d_theta, LEFT), FadeIn(d_theta, LEFT),
FadeInFrom(d_theta.word, LEFT), FadeIn(d_theta.word, LEFT),
) )
a_tracker = ValueTracker(0) a_tracker = ValueTracker(0)
@ -1504,8 +1504,8 @@ class DefineODE(Scene):
self.add(curve, dot) self.add(curve, dot)
self.play( self.play(
ShowCreation(curve), ShowCreation(curve),
FadeInFrom(dd_theta, LEFT), FadeIn(dd_theta, LEFT),
FadeInFrom(dd_theta.word, LEFT), FadeIn(dd_theta.word, LEFT),
) )
self.add(changing_slope) self.add(changing_slope)
self.play( self.play(
@ -1554,7 +1554,7 @@ class DefineODE(Scene):
) )
self.play( self.play(
MoveToTarget(de_word), MoveToTarget(de_word),
FadeInFrom(ordinary, RIGHT), FadeIn(ordinary, RIGHT),
GrowFromCenter(ordinary_underline) GrowFromCenter(ordinary_underline)
) )
self.play(FadeOut(ordinary_underline)) self.play(FadeOut(ordinary_underline))
@ -1746,7 +1746,7 @@ class SecondOrderEquationExample(DefineODE):
self.add(de_word, equation) self.add(de_word, equation)
self.play( self.play(
MoveToTarget(de_word), MoveToTarget(de_word),
FadeInFrom(so_word, RIGHT), FadeIn(so_word, RIGHT),
GrowFromCenter(so_line), GrowFromCenter(so_line),
) )
self.play(ReplacementTransform(so_line, dd_x_rect)) self.play(ReplacementTransform(so_line, dd_x_rect))
@ -1851,14 +1851,14 @@ class SecondOrderEquationExample(DefineODE):
self.play( self.play(
ShowCreation(v_line), ShowCreation(v_line),
FadeInFromPoint(dot, v_line.get_start()), FadeInFromPoint(dot, v_line.get_start()),
FadeInFrom(x, DOWN), FadeIn(x, DOWN),
FadeInFrom(x.word, DOWN), FadeIn(x.word, DOWN),
) )
self.add(slope_line, dot) self.add(slope_line, dot)
self.play( self.play(
ShowCreation(slope_line), ShowCreation(slope_line),
FadeInFrom(d_x, LEFT), FadeIn(d_x, LEFT),
FadeInFrom(d_x.word, LEFT), FadeIn(d_x.word, LEFT),
) )
a_tracker = ValueTracker(0) a_tracker = ValueTracker(0)
@ -1874,8 +1874,8 @@ class SecondOrderEquationExample(DefineODE):
self.add(curve, dot) self.add(curve, dot)
self.play( self.play(
ShowCreation(curve), ShowCreation(curve),
FadeInFrom(dd_x, LEFT), FadeIn(dd_x, LEFT),
FadeInFrom(dd_x.word, LEFT), FadeIn(dd_x.word, LEFT),
) )
self.add(changing_slope) self.add(changing_slope)
self.play( self.play(
@ -2110,7 +2110,7 @@ class BreakingSecondOrderIntoTwoFirstOrder(IntroduceVectorField):
)) ))
self.add(ode) self.add(ode)
self.play(FadeInFrom(so_word, 0.5 * DOWN)) self.play(FadeIn(so_word, 0.5 * DOWN))
self.wait() self.wait()
self.play( self.play(
@ -2872,8 +2872,8 @@ class ComparePhysicsToLove(Scene):
arrow = DoubleArrow(love.get_top(), ode.get_bottom()) arrow = DoubleArrow(love.get_top(), ode.get_bottom())
self.play(FadeInFrom(ode, DOWN)) self.play(FadeIn(ode, DOWN))
self.play(FadeInFrom(love, UP)) self.play(FadeIn(love, UP))
self.wait() self.wait()
self.play(LaggedStartMap( self.play(LaggedStartMap(
ShowCreationThenFadeAround, ShowCreationThenFadeAround,
@ -3019,7 +3019,7 @@ class InaccurateComputation(Scene):
run_time=2, run_time=2,
) )
self.wait() self.wait()
self.play(FadeInFrom(errors, 3 * LEFT)) self.play(FadeIn(errors, 3 * LEFT))
self.wait() self.wait()

24
from_3b1b/active/diffyq/part1/wordy_scenes.py
View file

@ -30,7 +30,7 @@ class SmallAngleApproximationTex(Scene):
self.add(approx, approx_brace, approx_words) self.add(approx, approx_brace, approx_words)
self.play( self.play(
Write(implies), Write(implies),
FadeInFrom(period, LEFT) FadeIn(period, LEFT)
) )
self.wait() self.wait()
@ -47,7 +47,7 @@ class StrogatzQuote(Scene):
disc.move_to(mover) disc.move_to(mover)
mover.become(disc) mover.become(disc)
self.play( self.play(
FadeInFrom(quote.author_part, LEFT), FadeIn(quote.author_part, LEFT),
LaggedStartMap( LaggedStartMap(
# FadeInFromLarge, # FadeInFromLarge,
# quote[:-1].family_members_with_points(), # quote[:-1].family_members_with_points(),
@ -151,7 +151,7 @@ class InputLabel(Scene):
arrow = Vector(UP) arrow = Vector(UP)
arrow.next_to(label, UP) arrow.next_to(label, UP)
self.play( self.play(
FadeInFrom(label, UP), FadeIn(label, UP),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.wait() self.wait()
@ -272,19 +272,19 @@ class ReasonForSolution(Scene):
self.add(eq_word) self.add(eq_word)
self.add(equation) self.add(equation)
self.play( self.play(
FadeInFrom(s_word, LEFT), FadeIn(s_word, LEFT),
GrowArrow(arrows[0]), GrowArrow(arrows[0]),
TransformFromCopy(equation, solution) TransformFromCopy(equation, solution)
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(c_word, UL), FadeIn(c_word, UL),
GrowArrow(arrows[2]), GrowArrow(arrows[2]),
FadeInFrom(computation, UP) FadeIn(computation, UP)
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(u_word, DL), FadeIn(u_word, DL),
GrowArrow(arrows[1]), GrowArrow(arrows[1]),
FadeInFromDown(graph) FadeInFromDown(graph)
) )
@ -357,8 +357,8 @@ class GleickQuote(Scene):
quote.to_edge(UP) quote.to_edge(UP)
self.play( self.play(
FadeInFrom(book, RIGHT), FadeIn(book, RIGHT),
FadeInFrom(gleick, LEFT), FadeIn(gleick, LEFT),
) )
self.wait() self.wait()
self.play(Write(quote)) self.play(Write(quote))
@ -448,7 +448,7 @@ class SetAsideSeekingSolution(Scene):
q1.scale, 0.3, q1.scale, 0.3,
q1.to_corner, UR, MED_SMALL_BUFF, q1.to_corner, UR, MED_SMALL_BUFF,
) )
self.play(FadeInFrom(q2, DOWN)) self.play(FadeIn(q2, DOWN))
self.play( self.play(
eyes.blink, eyes.blink,
rate_func=lambda t: smooth(1 - t), rate_func=lambda t: smooth(1 - t),
@ -698,8 +698,8 @@ class RevisitQuote(StrogatzQuote, PiCreatureScene):
randy = self.pi_creature randy = self.pi_creature
self.play( self.play(
FadeInFrom(quote[:-1], DOWN), FadeIn(quote[:-1], DOWN),
FadeInFrom(quote[-1:], LEFT), FadeIn(quote[-1:], LEFT),
randy.change, "raise_right_hand", randy.change, "raise_right_hand",
) )
self.play(Blink(randy)) self.play(Blink(randy))

32
from_3b1b/active/diffyq/part2/heat_equation.py
View file

@ -253,11 +253,11 @@ class BringTwoRodsTogether(Scene):
rod.label = label rod.label = label
self.play( self.play(
FadeInFrom(rod1, UP), FadeIn(rod1, UP),
Write(rod1.label), Write(rod1.label),
) )
self.play( self.play(
FadeInFrom(rod2, DOWN), FadeIn(rod2, DOWN),
Write(rod2.label) Write(rod2.label)
) )
self.wait() self.wait()
@ -612,7 +612,7 @@ class TalkThrough1DHeatGraph(ShowEvolvingTempGraphWithArrows, SpecialThreeDScene
self.play(LaggedStart(*[ self.play(LaggedStart(*[
Succession( Succession(
FadeInFromLarge(q_mark), FadeInFromLarge(q_mark),
FadeOutAndShift(q_mark, DOWN), FadeOut(q_mark, DOWN),
) )
for q_mark in q_marks for q_mark in q_marks
])) ]))
@ -651,7 +651,7 @@ class TalkThrough1DHeatGraph(ShowEvolvingTempGraphWithArrows, SpecialThreeDScene
self.play( self.play(
rod.set_opacity, 0.5, rod.set_opacity, 0.5,
FadeInFrom(x_axis_label, UL), FadeIn(x_axis_label, UL),
LaggedStartMap( LaggedStartMap(
FadeInFrom, x_numbers, FadeInFrom, x_numbers,
lambda m: (m, UP), lambda m: (m, UP),
@ -705,7 +705,7 @@ class TalkThrough1DHeatGraph(ShowEvolvingTempGraphWithArrows, SpecialThreeDScene
) )
self.play( self.play(
FadeInFrom(triangle, UP), FadeIn(triangle, UP),
FadeIn(x_label), FadeIn(x_label),
FadeIn(rod_piece), FadeIn(rod_piece),
FadeOut(self.rod_word), FadeOut(self.rod_word),
@ -1135,12 +1135,12 @@ class ContrastXChangesToTChanges(TalkThrough1DHeatGraph):
self.play( self.play(
ShowCreation(dx_line), ShowCreation(dx_line),
FadeInFrom(dx, LEFT) FadeIn(dx, LEFT)
) )
self.wait() self.wait()
self.play( self.play(
ShowCreation(dT_line), ShowCreation(dT_line),
FadeInFrom(dT, IN) FadeIn(dT, IN)
) )
self.wait() self.wait()
self.play(*map(FadeOut, [ self.play(*map(FadeOut, [
@ -1186,7 +1186,7 @@ class ContrastXChangesToTChanges(TalkThrough1DHeatGraph):
graph.copy(), graph.copy(),
remover=True remover=True
), ),
FadeInFrom(plane, 6 * DOWN, run_time=2), FadeIn(plane, 6 * DOWN, run_time=2),
VFadeIn(line), VFadeIn(line),
ApplyMethod( ApplyMethod(
alpha_tracker.set_value, 1, alpha_tracker.set_value, 1,
@ -1358,7 +1358,7 @@ class ShowDelTermsAsTinyNudges(TransitionToTempVsTime):
) )
for sym in reversed(syms): for sym in reversed(syms):
self.play( self.play(
FadeInFrom(sym, -sym.direction), FadeIn(sym, -sym.direction),
ShowCreation( ShowCreation(
sym.line.copy(), sym.line.copy(),
remover=True remover=True
@ -1433,7 +1433,7 @@ class ShowDelTermsAsTinyNudges(TransitionToTempVsTime):
) )
for sym in reversed(syms): for sym in reversed(syms):
self.play( self.play(
FadeInFrom(sym, -sym.direction), FadeIn(sym, -sym.direction),
ShowCreation( ShowCreation(
sym.line.copy(), sym.line.copy(),
remover=True remover=True
@ -1725,10 +1725,10 @@ class DiscreteSetup(ShowEvolvingTempGraphWithArrows):
self.play( self.play(
dot.scale, 0, dot.scale, 0,
dot.set_opacity, 0, dot.set_opacity, 0,
FadeInFrom(point_label, DOWN) FadeIn(point_label, DOWN)
) )
self.play( self.play(
FadeInFrom(neighbors_label, DOWN), FadeIn(neighbors_label, DOWN),
*map(GrowArrow, arrows) *map(GrowArrow, arrows)
) )
self.wait() self.wait()
@ -2161,8 +2161,8 @@ class DiscreteSetup(ShowEvolvingTempGraphWithArrows):
second_difference_word.next_to(delta_delta, DOWN) second_difference_word.next_to(delta_delta, DOWN)
self.play( self.play(
FadeOutAndShift(dd_word, UP), FadeOut(dd_word, UP),
FadeInFrom(delta_delta, UP), FadeIn(delta_delta, UP),
) )
self.wait() self.wait()
self.play( self.play(
@ -2381,7 +2381,7 @@ class TransitionToContinuousCase(DiscreteSetup):
self.play( self.play(
ShowCreation(VGroup(dx_line, dT_line)), ShowCreation(VGroup(dx_line, dT_line)),
FadeInFrom(delta_T, LEFT) FadeIn(delta_T, LEFT)
) )
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
@ -2828,7 +2828,7 @@ class ShowNewtonsLawGraph(Scene):
room_words.next_to(room_line, DOWN, SMALL_BUFF) room_words.next_to(room_line, DOWN, SMALL_BUFF)
self.play( self.play(
FadeInFrom(water_dot, RIGHT), FadeIn(water_dot, RIGHT),
GrowArrow(water_arrow), GrowArrow(water_arrow),
Write(water_words), Write(water_words),
run_time=1, run_time=1,

4
from_3b1b/active/diffyq/part2/staging.py
View file

@ -526,7 +526,7 @@ class TwoBodyEquations(Scene):
variable.move_to(lhs, LEFT) variable.move_to(lhs, LEFT)
self.play(LaggedStart(*[ self.play(LaggedStart(*[
FadeInFrom(v, RIGHT) FadeIn(v, RIGHT)
for v in variables for v in variables
])) ]))
self.wait() self.wait()
@ -686,7 +686,7 @@ class StrogatzMention(PiCreatureScene):
self.play(FadeInFromDown(steve)) self.play(FadeInFromDown(steve))
self.wait() self.wait()
self.play( self.play(
FadeInFrom(book, DOWN), FadeIn(book, DOWN),
steve.shift, 4 * RIGHT, steve.shift, 4 * RIGHT,
RemovePiCreatureBubble( RemovePiCreatureBubble(
morty, target_mode="thinking" morty, target_mode="thinking"

28
from_3b1b/active/diffyq/part2/wordy_scenes.py
View file

@ -101,8 +101,8 @@ class HeatEquationIntroTitle(WriteHeatEquationTemplate):
equation.set_color_by_tex("{T}", RED) equation.set_color_by_tex("{T}", RED)
self.play( self.play(
FadeInFrom(title, DOWN), FadeIn(title, DOWN),
FadeInFrom(equation, UP), FadeIn(equation, UP),
) )
self.wait() self.wait()
@ -207,9 +207,9 @@ class FourierSeriesIntro(WriteHeatEquationTemplate):
self.wait() self.wait()
self.add(rot_square) self.add(rot_square)
self.play( self.play(
FadeInFrom(physics, RIGHT), FadeIn(physics, RIGHT),
GrowArrow(arrow2), GrowArrow(arrow2),
FadeInFrom(heat, RIGHT), FadeIn(heat, RIGHT),
GrowArrow(arrow1), GrowArrow(arrow1),
MoveToTarget(title), MoveToTarget(title),
) )
@ -273,7 +273,7 @@ class ShowPartialDerivativeSymbols(Scene):
])) ]))
dTdx.to_edge(UP) dTdx.to_edge(UP)
self.play(FadeInFrom(dTdx, DOWN)) self.play(FadeIn(dTdx, DOWN))
self.wait() self.wait()
self.play(ShowCreationThenFadeAround(dTdx[3:5])) self.play(ShowCreationThenFadeAround(dTdx[3:5]))
self.play(ShowCreationThenFadeAround(dTdx[:2])) self.play(ShowCreationThenFadeAround(dTdx[:2]))
@ -384,8 +384,8 @@ class WriteHeatEquation(WriteHeatEquationTemplate):
del_outlines.set_fill(opacity=0) del_outlines.set_fill(opacity=0)
self.play( self.play(
FadeInFrom(title, 0.5 * DOWN), FadeIn(title, 0.5 * DOWN),
FadeInFrom(equation, 0.5 * UP), FadeIn(equation, 0.5 * UP),
) )
self.wait() self.wait()
self.play(ShowCreation(dt_rect)) self.play(ShowCreation(dt_rect))
@ -402,8 +402,8 @@ class WriteHeatEquation(WriteHeatEquationTemplate):
) )
) )
self.play( self.play(
FadeOutAndShift(title, UP), FadeOut(title, UP),
FadeInFrom(pde, DOWN), FadeIn(pde, DOWN),
FadeOut(dt_rect), FadeOut(dt_rect),
FadeOut(dx_rect), FadeOut(dx_rect),
) )
@ -462,13 +462,13 @@ class Show1DAnd3DEquations(WriteHeatEquationTemplate):
self.play( self.play(
Write(d1_words), Write(d1_words),
FadeInFrom(d1_equation, UP), FadeIn(d1_equation, UP),
run_time=1, run_time=1,
) )
self.wait(2) self.wait(2)
self.play( self.play(
Restore(d1_group), Restore(d1_group),
FadeInFrom(d3_group, LEFT) FadeIn(d3_group, LEFT)
) )
self.wait() self.wait()
self.play( self.play(
@ -576,7 +576,7 @@ class ShowLaplacian(WriteHeatEquation):
for part in parts[1:]: for part in parts[1:]:
self.play( self.play(
rp.become, part.rp, rp.become, part.rp,
FadeInFrom(part, LEFT), FadeIn(part, LEFT),
Write(part.plus), Write(part.plus),
ShowCreation(part.rect), ShowCreation(part.rect),
) )
@ -640,10 +640,10 @@ class AskAboutActuallySolving(WriteHeatEquationTemplate):
FadeInFromDown(q2), FadeInFromDown(q2),
q1.shift, 1.5 * UP, q1.shift, 1.5 * UP,
) )
self.play(FadeInFrom(formula, UP)) self.play(FadeIn(formula, UP))
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(q3, LEFT) FadeIn(q3, LEFT)
) )
self.wait() self.wait()

4
from_3b1b/active/diffyq/part3/discrete_case.py
View file

@ -92,7 +92,7 @@ class ShowNewRuleAtDiscreteBoundary(DiscreteSetup):
self.play( self.play(
LaggedStartMap(ShowCreation, arrows), LaggedStartMap(ShowCreation, arrows),
LaggedStart(*[ LaggedStart(*[
FadeInFrom(q_mark, -arrow.get_vector()) FadeIn(q_mark, -arrow.get_vector())
for q_mark, arrow in zip(q_marks, arrows) for q_mark, arrow in zip(q_marks, arrows)
]), ]),
run_time=1.5 run_time=1.5
@ -126,7 +126,7 @@ class ShowNewRuleAtDiscreteBoundary(DiscreteSetup):
ReplacementTransform(*blocking_rects) ReplacementTransform(*blocking_rects)
) )
self.wait() self.wait()
self.play(FadeInFrom(braces, UP)) self.play(FadeIn(braces, UP))
self.wait() self.wait()
self.play( self.play(
FadeOut(new_arrows), FadeOut(new_arrows),

2
from_3b1b/active/diffyq/part3/pi_creature_scenes.py
View file

@ -76,7 +76,7 @@ class InFouriersShoes(PiCreatureScene, WriteHeatEquationTemplate):
triangle.move_to(time_line.n2p(2019), DOWN) triangle.move_to(time_line.n2p(2019), DOWN)
triangle.set_color(WHITE) triangle.set_color(WHITE)
self.play(FadeInFrom(fourier, 2 * LEFT)) self.play(FadeIn(fourier, 2 * LEFT))
self.play(randy.change, "pondering") self.play(randy.change, "pondering")
self.wait() self.wait()
self.play( self.play(

18
from_3b1b/active/diffyq/part3/staging.py
View file

@ -41,11 +41,11 @@ class FourierNameIntro(Scene):
v_line.set_stroke(WHITE, 2) v_line.set_stroke(WHITE, 2)
self.play( self.play(
FadeInFrom(lt, RIGHT), FadeIn(lt, RIGHT),
ShowCreation(v_line) ShowCreation(v_line)
) )
self.play( self.play(
FadeInFrom(rt, LEFT), FadeIn(rt, LEFT),
) )
# Edit in images of circle animations # Edit in images of circle animations
# and clips from FT video # and clips from FT video
@ -55,12 +55,12 @@ class FourierNameIntro(Scene):
# Maybe do it for left variant, maybe not... # Maybe do it for left variant, maybe not...
self.play( self.play(
MoveToTarget(title), MoveToTarget(title),
FadeInFrom(variants[0][0], LEFT) FadeIn(variants[0][0], LEFT)
) )
for v1, v2 in zip(variants, variants[1:]): for v1, v2 in zip(variants, variants[1:]):
self.play( self.play(
FadeOutAndShift(v1[0], UP), FadeOut(v1[0], UP),
FadeInFrom(v2[0], DOWN), FadeIn(v2[0], DOWN),
run_time=0.5, run_time=0.5,
) )
self.wait(0.5) self.wait(0.5)
@ -177,7 +177,7 @@ class FourierNameIntro(Scene):
color=heat_rect.get_color(), color=heat_rect.get_color(),
) )
self.play(FadeInFrom(paper, LEFT)) self.play(FadeIn(paper, LEFT))
self.play( self.play(
ShowCreation(date_rect), ShowCreation(date_rect),
) )
@ -775,7 +775,7 @@ class InvestmentGrowth(Scene):
self.play(FadeInFromDown(ode)) self.play(FadeInFromDown(ode))
self.wait(6) self.wait(6)
self.play(FadeInFrom(exp, UP)) self.play(FadeIn(exp, UP))
self.wait(2) self.wait(2)
self.play( self.play(
Restore(exp_part), Restore(exp_part),
@ -936,7 +936,7 @@ class BoundaryConditionInterlude(Scene):
for im1, im2, arrow in zip(storyline, storyline[1:], storyline.arrows): for im1, im2, arrow in zip(storyline, storyline[1:], storyline.arrows):
self.add(im2, im1) self.add(im2, im1)
self.play( self.play(
FadeInFrom(im2, -im_to_im), FadeIn(im2, -im_to_im),
ShowCreation(arrow), ShowCreation(arrow),
) )
self.wait() self.wait()
@ -1011,7 +1011,7 @@ class BoundaryConditionInterlude(Scene):
) )
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(nv_text, RIGHT) FadeIn(nv_text, RIGHT)
) )
self.wait() self.wait()

42
from_3b1b/active/diffyq/part3/temperature_graphs.py
View file

@ -344,8 +344,8 @@ class AddMultipleSolutions(SimpleCosExpGraph):
Write(axes2.surface), Write(axes2.surface),
), ),
LaggedStart( LaggedStart(
FadeInFrom(axes1.checkmark, DOWN), FadeIn(axes1.checkmark, DOWN),
FadeInFrom(axes2.checkmark, DOWN), FadeIn(axes2.checkmark, DOWN),
), ),
lag_ratio=0.2, lag_ratio=0.2,
run_time=1, run_time=1,
@ -361,10 +361,10 @@ class AddMultipleSolutions(SimpleCosExpGraph):
axes2.copy().set_fill(opacity=0), axes2.copy().set_fill(opacity=0),
axes3 axes3
), ),
FadeInFrom(equals, LEFT) FadeIn(equals, LEFT)
) )
self.play( self.play(
FadeInFrom(axes3.checkmark, DOWN), FadeIn(axes3.checkmark, DOWN),
) )
self.wait() self.wait()
@ -528,13 +528,13 @@ class BreakDownAFunction(SimpleCosExpGraph):
self.add(top_axes) self.add(top_axes)
self.play(ShowCreation(top_graph)) self.play(ShowCreation(top_graph))
self.play( self.play(
FadeInFrom(top_words, RIGHT), FadeIn(top_words, RIGHT),
ShowCreation(top_arrow) ShowCreation(top_arrow)
) )
self.wait() self.wait()
self.play( self.play(
LaggedStartMap(FadeIn, low_axes_group), LaggedStartMap(FadeIn, low_axes_group),
FadeInFrom(low_words, UP), FadeIn(low_words, UP),
LaggedStartMap(FadeInFromDown, [*plusses, dots]), LaggedStartMap(FadeInFromDown, [*plusses, dots]),
*[ *[
TransformFromCopy(top_graph, low_graph) TransformFromCopy(top_graph, low_graph)
@ -978,7 +978,7 @@ class AnalyzeSineCurve(TemperatureGraphScene):
self.play( self.play(
Write(axes), Write(axes),
self.quick_sine_curve.become, graph, self.quick_sine_curve.become, graph,
FadeOutAndShift(self.question_group, UP), FadeOut(self.question_group, UP),
) )
self.play( self.play(
FadeInFromDown(graph_label), FadeInFromDown(graph_label),
@ -1043,12 +1043,12 @@ class AnalyzeSineCurve(TemperatureGraphScene):
self.play( self.play(
Animation(Group(*self.get_mobjects())), Animation(Group(*self.get_mobjects())),
FadeInFrom(deriv1, LEFT), FadeIn(deriv1, LEFT),
self.camera.frame_center.shift, 2 * RIGHT, self.camera.frame_center.shift, 2 * RIGHT,
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(deriv2, UP) FadeIn(deriv2, UP)
) )
self.wait() self.wait()
@ -1152,8 +1152,8 @@ class AnalyzeSineCurve(TemperatureGraphScene):
graph_label[i + 1:i + 3], graph_label[i + 1:i + 3],
new_label[i + 1:i + 3], new_label[i + 1:i + 3],
), ),
FadeOutAndShift(graph_label[i], UP), FadeOut(graph_label[i], UP),
FadeInFrom(new_label[i], DOWN), FadeIn(new_label[i], DOWN),
) )
self.play( self.play(
ReplacementTransform( ReplacementTransform(
@ -1187,14 +1187,14 @@ class AnalyzeSineCurve(TemperatureGraphScene):
aligned_edge=DOWN, aligned_edge=DOWN,
) )
exp.move_to(c.get_corner(UR), DL) exp.move_to(c.get_corner(UR), DL)
anims1 = [FadeInFrom(coef, 0.25 * DOWN)] anims1 = [FadeIn(coef, 0.25 * DOWN)]
anims2 = [FadeInFrom(exp, 0.25 * DOWN)] anims2 = [FadeIn(exp, 0.25 * DOWN)]
if last_coef: if last_coef:
anims1.append( anims1.append(
FadeOutAndShift(last_coef, 0.25 * UP) FadeOut(last_coef, 0.25 * UP)
) )
anims2.append( anims2.append(
FadeOutAndShift(last_exp, 0.25 * UP) FadeOut(last_exp, 0.25 * UP)
) )
last_coef = coef last_coef = coef
last_exp = exp last_exp = exp
@ -1393,7 +1393,7 @@ class SineWaveScaledByExp(TemperatureGraphScene):
self.play( self.play(
ShowCreation(graph), ShowCreation(graph),
FadeInFrom(graph_label, IN) FadeIn(graph_label, IN)
) )
self.wait() self.wait()
graph.resume_updating() graph.resume_updating()
@ -1478,7 +1478,7 @@ class SineWaveScaledByExp(TemperatureGraphScene):
self.play( self.play(
ShowCreation(exp_graph), ShowCreation(exp_graph),
FadeOut(plane), FadeOut(plane),
FadeInFrom(exp_label, IN), FadeIn(exp_label, IN),
time_slices.set_stroke, {"width": 1}, time_slices.set_stroke, {"width": 1},
) )
@ -2171,8 +2171,8 @@ class ManipulateSinExpSurface(TemperatureGraphScene):
ApplyMethod( ApplyMethod(
self.phi_tracker.set_value, 0, self.phi_tracker.set_value, 0,
), ),
FadeOutAndShift(sin_label, LEFT), FadeOut(sin_label, LEFT),
FadeInFrom(cos_label, RIGHT), FadeIn(cos_label, RIGHT),
run_time=2, run_time=2,
) )
left_tangent.move_to(graph.get_start(), LEFT) left_tangent.move_to(graph.get_start(), LEFT)
@ -2677,8 +2677,8 @@ class ShowHarmonics(SimulateRealSineCurve):
new_n_sym.move_to(n_sym, DR) new_n_sym.move_to(n_sym, DR)
new_n_sym.match_style(n_sym) new_n_sym.match_style(n_sym)
self.play( self.play(
FadeOutAndShift(n_sym, UP), FadeOut(n_sym, UP),
FadeInFrom(new_n_sym, DOWN), FadeIn(new_n_sym, DOWN),
omega_tracker.set_value, n * PI / L, omega_tracker.set_value, n * PI / L,
) )
self.wait() self.wait()

32
from_3b1b/active/diffyq/part3/wordy_scenes.py
View file

@ -62,7 +62,7 @@ class ThreeMainObservations(Scene):
) )
self.wait() self.wait()
for obs in observations: for obs in observations:
self.play(FadeInFrom(obs[1], LEFT)) self.play(FadeIn(obs[1], LEFT))
self.wait() self.wait()
@ -138,7 +138,7 @@ class ThreeConstraints(WriteHeatEquationTemplate):
self.play( self.play(
FadeInFromDown(title), FadeInFromDown(title),
FadeOutAndShift(to_remove, UP), FadeOut(to_remove, UP),
equation.scale, 0.6, equation.scale, 0.6,
equation.next_to, items[0], DOWN, equation.next_to, items[0], DOWN,
equation.shift_onto_screen, equation.shift_onto_screen,
@ -151,7 +151,7 @@ class ThreeConstraints(WriteHeatEquationTemplate):
self.wait() self.wait()
self.play(Write(items[1][1])) self.play(Write(items[1][1]))
bc_paren.match_y(equation) bc_paren.match_y(equation)
self.play(FadeInFrom(bc_paren, UP)) self.play(FadeIn(bc_paren, UP))
self.wait(2) self.wait(2)
self.play(Write(items[2][1])) self.play(Write(items[2][1]))
self.wait(2) self.wait(2)
@ -229,7 +229,7 @@ class SeekIdealized(Scene):
words[0].to_edge, DOWN, words[0].to_edge, DOWN,
words[0].set_opacity, 0.5, words[0].set_opacity, 0.5,
Transform(phrase, phrases[1]), Transform(phrase, phrases[1]),
FadeInFrom(words[1], UP) FadeIn(words[1], UP)
) )
self.wait() self.wait()
# self.play( # self.play(
@ -244,7 +244,7 @@ class SeekIdealized(Scene):
MaintainPositionRelativeTo( MaintainPositionRelativeTo(
phrase, words[1] phrase, words[1]
), ),
FadeInFrom(solutions, LEFT), FadeIn(solutions, LEFT),
FadeIn(words[3]), FadeIn(words[3]),
) )
self.wait() self.wait()
@ -259,7 +259,7 @@ class SeekIdealized(Scene):
self.play( self.play(
MoveToTarget(words[0]), MoveToTarget(words[0]),
ShowCreation(low_arrow), ShowCreation(low_arrow),
FadeInFrom(models, LEFT) FadeIn(models, LEFT)
) )
self.wait() self.wait()
@ -308,8 +308,8 @@ class EquationAboveSineAnalysis(WriteHeatEquationTemplate):
self.play(ShowCreationThenFadeAround(rhs)) self.play(ShowCreationThenFadeAround(rhs))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(t_terms, UP), FadeOut(t_terms, UP),
FadeInFrom(zeros, DOWN), FadeIn(zeros, DOWN),
) )
t_terms.fade(1) t_terms.fade(1)
self.wait() self.wait()
@ -353,8 +353,8 @@ class ExpVideoWrapper(Scene):
screen.center() screen.center()
self.play( self.play(
# FadeInFrom(title, LEFT), # FadeIn(title, LEFT),
FadeInFrom(screen, DOWN), FadeIn(screen, DOWN),
) )
self.wait() self.wait()
@ -413,7 +413,7 @@ class ShowSinExpDerivatives(WriteHeatEquationTemplate):
self.wait() self.wait()
self.play( self.play(
MoveToTarget(pde), MoveToTarget(pde),
FadeInFrom(new_rhs, LEFT) FadeIn(new_rhs, LEFT)
) )
self.wait() self.wait()
self.play( self.play(
@ -610,7 +610,7 @@ class ShowSinExpDerivatives(WriteHeatEquationTemplate):
checkmark.move_to(q_mark, DOWN) checkmark.move_to(q_mark, DOWN)
self.play( self.play(
FadeInFromDown(checkmark), FadeInFromDown(checkmark),
FadeOutAndShift(q_mark, UP) FadeOut(q_mark, UP)
) )
self.wait() self.wait()
@ -737,8 +737,8 @@ class WriteOutBoundaryCondition(FlatAtBoundaryWords, ThreeConstraints, MovingCam
VGroup(self.items[0], self.pde) VGroup(self.items[0], self.pde)
)) ))
self.play( self.play(
FadeOutAndShift(bc_paren, UP), FadeOut(bc_paren, UP),
FadeInFrom(bc_words, DOWN), FadeIn(bc_words, DOWN),
) )
self.wait() self.wait()
@ -758,7 +758,7 @@ class WriteOutBoundaryCondition(FlatAtBoundaryWords, ThreeConstraints, MovingCam
self.play( self.play(
self.camera_frame.shift, 0.8 * DOWN, self.camera_frame.shift, 0.8 * DOWN,
) )
self.play(FadeInFrom(equation, UP)) self.play(FadeIn(equation, UP))
self.wait() self.wait()
@ -891,7 +891,7 @@ class WorryAboutGenerality(TeacherStudentsScene, WriteHeatEquationTemplate):
self.get_student_changes(*3 * ["pondering"]), self.get_student_changes(*3 * ["pondering"]),
) )
self.play( self.play(
FadeInFrom(themes, UP), FadeIn(themes, UP),
self.get_student_changes(*3 * ["thinking"]), self.get_student_changes(*3 * ["thinking"]),
self.teacher.change, "happy" self.teacher.change, "happy"
) )

8
from_3b1b/active/diffyq/part4/complex_functions.py
View file

@ -91,7 +91,7 @@ class GeneralizeToComplexFunctions(Scene):
self.wait(2) self.wait(2)
self.play( self.play(
FadeInFrom(real_words, RIGHT), FadeIn(real_words, RIGHT),
FadeIn(real_arrow), FadeIn(real_arrow),
) )
self.wait(5) self.wait(5)
@ -357,7 +357,7 @@ class ClarifyInputAndOutput(GeneralizeToComplexFunctions):
def describe_input(self): def describe_input(self):
input_tracker = self.input_tracker input_tracker = self.input_tracker
self.play(FadeInFrom(self.input_words, UP)) self.play(FadeIn(self.input_words, UP))
self.play( self.play(
FadeInFromLarge(self.input_dot), FadeInFromLarge(self.input_dot),
FadeIn(self.input_decimal), FadeIn(self.input_decimal),
@ -387,14 +387,14 @@ class ClarifyInputAndOutput(GeneralizeToComplexFunctions):
self.play( self.play(
ShowCreation(real_line), ShowCreation(real_line),
FadeInFrom(real_words, DOWN) FadeIn(real_words, DOWN)
) )
self.play( self.play(
FadeOut(real_line), FadeOut(real_line),
FadeOut(real_words), FadeOut(real_words),
) )
self.play( self.play(
FadeInFrom(plane.sublabel, UP) FadeIn(plane.sublabel, UP)
) )
self.play( self.play(
FadeIn(output_decimal), FadeIn(output_decimal),

18
from_3b1b/active/diffyq/part4/fourier_series_scenes.py
View file

@ -533,7 +533,7 @@ class LabelRotatingVectors(PiFourierSeries):
for circle in circles for circle in circles
]) ])
self.play(FadeInFrom(formulas, DOWN)) self.play(FadeIn(formulas, DOWN))
self.play(LaggedStartMap( self.play(LaggedStartMap(
FadeInFrom, q_marks, FadeInFrom, q_marks,
lambda m: (m, UP), lambda m: (m, UP),
@ -575,8 +575,8 @@ class LabelRotatingVectors(PiFourierSeries):
vector_clock.add_updater(vc_updater) vector_clock.add_updater(vc_updater)
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(q_marks[0], UP), FadeOut(q_marks[0], UP),
FadeInFrom(one_label, DOWN), FadeIn(one_label, DOWN),
) )
self.wait(4) self.wait(4)
@ -633,11 +633,11 @@ class LabelRotatingVectors(PiFourierSeries):
self.play( self.play(
ReplacementTransform(vg1_copy, vg1), ReplacementTransform(vg1_copy, vg1),
) )
self.play(FadeInFrom(cps_1, DOWN)) self.play(FadeIn(cps_1, DOWN))
self.wait(2) self.wait(2)
self.play( self.play(
FadeOutAndShift(q_marks[1], UP), FadeOut(q_marks[1], UP),
FadeInFrom(f1_exp, DOWN), FadeIn(f1_exp, DOWN),
) )
self.wait(2) self.wait(2)
self.play(ShowCreationThenFadeAround( self.play(ShowCreationThenFadeAround(
@ -679,7 +679,7 @@ class LabelRotatingVectors(PiFourierSeries):
) )
self.wait(2) self.wait(2)
self.play( self.play(
FadeOutAndShift(q_marks[2], UP), FadeOut(q_marks[2], UP),
FadeInFromDown(fm1_exp), FadeInFromDown(fm1_exp),
v1_rect.stretch, 1.4, 0, v1_rect.stretch, 1.4, 0,
) )
@ -710,7 +710,7 @@ class LabelRotatingVectors(PiFourierSeries):
) )
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(q_marks[3], UP), FadeOut(q_marks[3], UP),
FadeInFromDown(f2_exp), FadeInFromDown(f2_exp),
) )
self.wait(3) self.wait(3)
@ -757,7 +757,7 @@ class LabelRotatingVectors(PiFourierSeries):
FadeIn(v_lines, lag_ratio=0.2) FadeIn(v_lines, lag_ratio=0.2)
) )
self.play( self.play(
FadeInFrom(f_exp_general, UP) FadeIn(f_exp_general, UP)
) )
self.play(ShowCreationThenFadeAround(f_exp_general)) self.play(ShowCreationThenFadeAround(f_exp_general))
self.wait(3) self.wait(3)

2
from_3b1b/active/diffyq/part4/pi_creature_scenes.py
View file

@ -202,7 +202,7 @@ class LooseWithLanguage(TeacherStudentsScene):
run_time=2, run_time=2,
) )
self.play( self.play(
FadeInFrom(terms[1], DOWN), FadeIn(terms[1], DOWN),
self.get_student_changes( self.get_student_changes(
"thinking", "pondering", "erm", "thinking", "pondering", "erm",
look_at_arg=terms, look_at_arg=terms,

32
from_3b1b/active/diffyq/part4/staging.py
View file

@ -86,7 +86,7 @@ class RelationToOtherVideos(Scene):
self.play( self.play(
MoveToTarget(group), MoveToTarget(group),
FadeInFrom(fourier, LEFT) FadeIn(fourier, LEFT)
) )
self.play(Write(bubble, run_time=1)) self.play(Write(bubble, run_time=1))
self.wait() self.wait()
@ -106,7 +106,7 @@ class RelationToOtherVideos(Scene):
Transform(brace, new_brace), Transform(brace, new_brace),
text.scale, 0.7, text.scale, 0.7,
text.next_to, new_brace, UP, text.next_to, new_brace, UP,
FadeOutAndShift(bubble, LEFT), FadeOut(bubble, LEFT),
) )
self.play( self.play(
videos[2].scale, 1.7, videos[2].scale, 1.7,
@ -470,7 +470,7 @@ class ShowInfiniteSum(FourierSeriesIllustraiton):
words.next_to(arrow, DOWN) words.next_to(arrow, DOWN)
self.play( self.play(
FadeInFrom(words, LEFT), FadeIn(words, LEFT),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.wait() self.wait()
@ -604,8 +604,8 @@ class ShowInfiniteSum(FourierSeriesIllustraiton):
num_inf_sum.move_to(UP) num_inf_sum.move_to(UP)
self.play( self.play(
FadeOutAndShift(graph_group, DOWN), FadeOut(graph_group, DOWN),
FadeInFrom(number_line, UP), FadeIn(number_line, UP),
FadeOut(self.inf_words), FadeOut(self.inf_words),
*[ *[
TransformFromCopy(t1[-1:], t2) TransformFromCopy(t1[-1:], t2)
@ -908,7 +908,7 @@ class ShowInfiniteSum(FourierSeriesIllustraiton):
)) ))
self.play( self.play(
FadeInFrom(input_label, LEFT), FadeIn(input_label, LEFT),
dot.scale, 1.5, dot.scale, 1.5,
) )
self.wait() self.wait()
@ -1116,7 +1116,7 @@ class TechnicalNuances(Scene):
question.next_to(line, DOWN, MED_LARGE_BUFF) question.next_to(line, DOWN, MED_LARGE_BUFF)
self.play( self.play(
FadeInFromDown(question), FadeInFromDown(question),
FadeOutAndShift(last_question, UP) FadeOut(last_question, UP)
) )
self.wait(2) self.wait(2)
last_question = question last_question = question
@ -1192,7 +1192,7 @@ class AskAboutComplexNotVector(Scene):
) )
for q, ex in zip(questions, group): for q, ex in zip(questions, group):
self.play( self.play(
FadeInFrom(q, LEFT), FadeIn(q, LEFT),
FadeIn(ex) FadeIn(ex)
) )
self.wait() self.wait()
@ -1321,7 +1321,7 @@ class SwapIntegralAndSum(Scene):
self.add(int_ft) self.add(int_ft)
self.play( self.play(
FadeInFrom(breakdown_label, LEFT), FadeIn(breakdown_label, LEFT),
GrowArrow(arrow), GrowArrow(arrow),
) )
self.wait() self.wait()
@ -1496,8 +1496,8 @@ class SwapIntegralAndSum(Scene):
]) ])
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(something, UP), FadeOut(something, UP),
FadeInFrom(new_exp, DOWN), FadeIn(new_exp, DOWN),
) )
self.play(FadeOut(self.to_fade)) self.play(FadeOut(self.to_fade))
@ -1547,13 +1547,13 @@ class SwapIntegralAndSum(Scene):
moving_exp[1], moving_exp[1],
replacement1[1], replacement1[1],
), ),
FadeOutAndShift(exp1[1], DOWN), FadeOut(exp1[1], DOWN),
Transform(exp1[0], replacement1[0]), Transform(exp1[0], replacement1[0]),
Transform(exp1[2:], replacement1[2:]), Transform(exp1[2:], replacement1[2:]),
) )
self.play( self.play(
TransformFromCopy(replacement1, replacement2), TransformFromCopy(replacement1, replacement2),
FadeOutAndShift(exp2, DOWN), FadeOut(exp2, DOWN),
FadeOut(diagram), FadeOut(diagram),
) )
self.play(Restore(moving_exp)) self.play(Restore(moving_exp))
@ -1846,7 +1846,7 @@ class DescribeSVG(Scene):
rate_func=lambda t: 0.3 * there_and_back(t) rate_func=lambda t: 0.3 * there_and_back(t)
)) ))
self.wait() self.wait()
self.play(FadeInFrom(answer, UP)) self.play(FadeIn(answer, UP))
self.play( self.play(
FadeOut(path), FadeOut(path),
FadeOut(dot), FadeOut(dot),
@ -2065,7 +2065,7 @@ class StepFunctionIntegral(Scene):
self.add(cn_expression) self.add(cn_expression)
self.wait() self.wait()
self.play(FadeInFrom(expansion, LEFT)) self.play(FadeIn(expansion, LEFT))
for words in all_words: for words in all_words:
self.play(FadeIn(words)) self.play(FadeIn(words))
self.wait() self.wait()
@ -2305,7 +2305,7 @@ class ExponentialsMoreBroadly(Scene):
self.play( self.play(
FadeInFromDown(m_exp), FadeInFromDown(m_exp),
FadeOutAndShift(formula, UP), FadeOut(formula, UP),
FadeOut(c_exp) FadeOut(c_exp)
) )
self.add(vector_field, circle, dot, m_exp) self.add(vector_field, circle, dot, m_exp)

12
from_3b1b/active/diffyq/part4/three_d_graphs.py
View file

@ -95,7 +95,7 @@ class ShowLinearity(WriteHeatEquationTemplate, TemperatureGraphScene):
ShowCreation(arrow), ShowCreation(arrow),
group.next_to, arrow, LEFT group.next_to, arrow, LEFT
) )
self.play(FadeInFrom(linear_word, LEFT)) self.play(FadeIn(linear_word, LEFT))
self.wait() self.wait()
def add_function_labels(self): def add_function_labels(self):
@ -144,12 +144,12 @@ class ShowLinearity(WriteHeatEquationTemplate, TemperatureGraphScene):
)) ))
self.play( self.play(
FadeInFrom(T1[1], DOWN), FadeIn(T1[1], DOWN),
FadeInFrom(solution_labels[0], UP), FadeIn(solution_labels[0], UP),
) )
self.play( self.play(
FadeInFrom(T2[1], DOWN), FadeIn(T2[1], DOWN),
FadeInFrom(solution_labels[1], UP), FadeIn(solution_labels[1], UP),
) )
self.wait() self.wait()
self.play( self.play(
@ -166,7 +166,7 @@ class ShowLinearity(WriteHeatEquationTemplate, TemperatureGraphScene):
] ]
) )
self.wait() self.wait()
self.play(FadeInFrom(solution_labels[2], UP)) self.play(FadeIn(solution_labels[2], UP))
self.wait() self.wait()
# Show constants # Show constants

22
from_3b1b/active/diffyq/part5/staging.py
View file

@ -97,7 +97,7 @@ class IntroductionOfExp(Scene):
self.wait() self.wait()
self.play( self.play(
Restore(derivative), Restore(derivative),
FadeInFrom(ic, LEFT) FadeIn(ic, LEFT)
) )
self.wait() self.wait()
self.play( self.play(
@ -388,7 +388,7 @@ class IntroducePhysicalModel(IntroductionOfExp):
self.play( self.play(
ShowCreation(rhs_rect), ShowCreation(rhs_rect),
FadeInFrom(rhs_word, UP), FadeIn(rhs_word, UP),
ShowCreation(self.position_vect) ShowCreation(self.position_vect)
) )
self.add( self.add(
@ -410,7 +410,7 @@ class IntroducePhysicalModel(IntroductionOfExp):
self.wait() self.wait()
self.play( self.play(
ShowCreation(lhs_rect), ShowCreation(lhs_rect),
FadeInFrom(lhs_word, UP), FadeIn(lhs_word, UP),
) )
self.wait() self.wait()
self.play( self.play(
@ -938,7 +938,7 @@ class ImaginaryConstant(ConstantEquals2):
self.play(randy.change, "confused") self.play(randy.change, "confused")
self.play( self.play(
ShowCreation(p_rect), ShowCreation(p_rect),
FadeInFrom(p_label, UP) FadeIn(p_label, UP)
) )
self.add(self.number_line, self.position_vect) self.add(self.number_line, self.position_vect)
self.play( self.play(
@ -1466,24 +1466,24 @@ class ReferenceWhatItMeans(PiCreatureScene):
self.add(epii) self.add(epii)
self.play( self.play(
FadeInFrom(arrow, LEFT), FadeIn(arrow, LEFT),
FadeInFrom(repeated_mult, 2 * LEFT), FadeIn(repeated_mult, 2 * LEFT),
randy.change, "maybe", randy.change, "maybe",
) )
self.wait() self.wait()
self.play(randy.change, "confused") self.play(randy.change, "confused")
self.play( self.play(
FadeOutAndShift(arrow, DOWN), FadeOut(arrow, DOWN),
FadeInFrom(does_not_mean, UP), FadeIn(does_not_mean, UP),
) )
self.play(Write(nonsense)) self.play(Write(nonsense))
self.play(randy.change, "angry") self.play(randy.change, "angry")
# self.play(ShowCreation(cross)) # self.play(ShowCreation(cross))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(randy, DOWN), FadeOut(randy, DOWN),
FadeInFrom(down_arrow, UP), FadeIn(down_arrow, UP),
FadeInFrom(actually_means, LEFT), FadeIn(actually_means, LEFT),
FadeIn(series, lag_ratio=0.1, run_time=2) FadeIn(series, lag_ratio=0.1, run_time=2)
) )
self.wait() self.wait()

2
from_3b1b/old/alt_calc.py
View file

@ -2860,7 +2860,7 @@ class RepeatedApplicationGraphically(GraphOnePlusOneOverX, PiCreatureScene):
dot = Dot(color=RED, fill_opacity=0.7) dot = Dot(color=RED, fill_opacity=0.7)
dot.move_to(self.coords_to_point(x_val, curr_output)) dot.move_to(self.coords_to_point(x_val, curr_output))
self.play(FadeInFrom(dot, 2 * UR)) self.play(FadeIn(dot, 2 * UR))
self.wait() self.wait()
for n in range(self.n_jumps): for n in range(self.n_jumps):

12
from_3b1b/old/borsuk_addition.py
View file

@ -134,7 +134,7 @@ class UnexpectedConnection(Scene):
self.wait() self.wait()
self.play( self.play(
Restore(arrow), Restore(arrow),
FadeInFrom(formula, LEFT) FadeIn(formula, LEFT)
) )
self.wait() self.wait()
@ -452,7 +452,7 @@ class FunctionGInSymbols(Scene):
self.play(WiggleOutThenIn(f)) self.play(WiggleOutThenIn(f))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(dec_rhs, DOWN), FadeOut(dec_rhs, DOWN),
FadeInFromDown(f_of_neg_p) FadeInFromDown(f_of_neg_p)
) )
self.wait() self.wait()
@ -468,7 +468,7 @@ class FunctionGInSymbols(Scene):
MoveToTarget(f_of_p, path_arc=PI), MoveToTarget(f_of_p, path_arc=PI),
MoveToTarget(f_of_neg_p, path_arc=-PI), MoveToTarget(f_of_neg_p, path_arc=-PI),
FadeInFromLarge(minus), FadeInFromLarge(minus),
FadeInFrom(zero_zero, LEFT) FadeIn(zero_zero, LEFT)
) )
self.wait() self.wait()
@ -493,7 +493,7 @@ class FunctionGInSymbols(Scene):
self.play( self.play(
FadeInFromLarge(g_of_p), FadeInFromLarge(g_of_p),
FadeInFrom(def_eq, LEFT) FadeIn(def_eq, LEFT)
) )
self.play( self.play(
FadeInFromDown(seeking_text), FadeInFromDown(seeking_text),
@ -596,7 +596,7 @@ class FunctionGInputSpace(SpecialThreeDScene):
self.play( self.play(
point_mob.move_to, start_point, point_mob.move_to, start_point,
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(p_label, IN) FadeIn(p_label, IN)
) )
self.wait() self.wait()
self.play( self.play(
@ -835,7 +835,7 @@ class FunctionGOutputSpace(FunctionGInputSpace):
self.wait(3) self.wait(3)
dc = dot.copy() dc = dot.copy()
self.play( self.play(
FadeInFrom(dc, 2 * UP, remover=True), FadeIn(dc, 2 * UP, remover=True),
UpdateFromFunc(fp_label, lambda fp: fp.next_to(dc, UL, SMALL_BUFF)) UpdateFromFunc(fp_label, lambda fp: fp.next_to(dc, UL, SMALL_BUFF))
) )
self.add(dot) self.add(dot)

8
from_3b1b/old/clacks/question.py
View file

@ -1062,7 +1062,7 @@ class StepsOfTheAlgorithmJustTitles(StepsOfTheAlgorithm):
for title in titles: for title in titles:
self.play( self.play(
FadeInFromDown(title), FadeInFromDown(title),
FadeOutAndShift(last_title, UP), FadeOut(last_title, UP),
) )
self.wait() self.wait()
last_title = title last_title = title
@ -1138,7 +1138,7 @@ class CompareToGalacticMass(Scene):
group.next_to(brace, DOWN) group.next_to(brace, DOWN)
self.play( self.play(
MoveToTarget(counter), MoveToTarget(counter),
FadeInFrom(digits_word, LEFT), FadeIn(digits_word, LEFT),
) )
self.wait() self.wait()
@ -1366,8 +1366,8 @@ class CompareAlgorithmToPhysics(PiCreatureScene):
digits.set_width(FRAME_WIDTH - 1) digits.set_width(FRAME_WIDTH - 1)
digits.to_edge(UP) digits.to_edge(UP)
self.play( self.play(
FadeOutAndShift(right_pic, 5 * RIGHT), FadeOut(right_pic, 5 * RIGHT),
# FadeOutAndShift(left_rect, 5 * LEFT), # FadeOut(left_rect, 5 * LEFT),
FadeOut(left_rect), FadeOut(left_rect),
PiCreatureBubbleIntroduction( PiCreatureBubbleIntroduction(
morty, "This doesn't seem \\\\ like me...", morty, "This doesn't seem \\\\ like me...",

42
from_3b1b/old/clacks/solution1.py
View file

@ -307,13 +307,13 @@ class AskAboutFindingNewVelocities(Scene):
self.play(Blink(randy)) self.play(Blink(randy))
self.wait() self.wait()
self.play( self.play(
FadeInFrom(energy_words, RIGHT), FadeIn(energy_words, RIGHT),
FadeInFromDown(energy_expression), FadeInFromDown(energy_expression),
FadeOut(randy), FadeOut(randy),
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(momentum_words, RIGHT), FadeIn(momentum_words, RIGHT),
FadeInFromDown(momentum_expression) FadeInFromDown(momentum_expression)
) )
self.wait() self.wait()
@ -520,7 +520,7 @@ class AskAboutFindingNewVelocities(Scene):
self.play(*anims, run_time=0.5) self.play(*anims, run_time=0.5)
def get_next_velocity_labels_animation(self): def get_next_velocity_labels_animation(self):
return FadeInFrom( return FadeIn(
self.get_next_velocity_labels(), self.get_next_velocity_labels(),
LEFT, LEFT,
run_time=0.5 run_time=0.5
@ -851,7 +851,7 @@ class IntroduceVelocityPhaseSpace(AskAboutFindingNewVelocities):
) )
self.play( self.play(
FadeInFrom(xy_equation, UP), FadeIn(xy_equation, UP),
FadeOut(equations[1]) FadeOut(equations[1])
) )
self.wait() self.wait()
@ -928,7 +928,7 @@ class IntroduceVelocityPhaseSpace(AskAboutFindingNewVelocities):
) )
self.play(ShowCreationThenFadeAround(momentum_expression)) self.play(ShowCreationThenFadeAround(momentum_expression))
self.wait() self.wait()
self.play(FadeInFrom(momentum_xy_equation, UP)) self.play(FadeIn(momentum_xy_equation, UP))
self.wait() self.wait()
def show_momentum_line(self): def show_momentum_line(self):
@ -962,7 +962,7 @@ class IntroduceVelocityPhaseSpace(AskAboutFindingNewVelocities):
self.add(line, *foreground_mobs) self.add(line, *foreground_mobs)
self.play(ShowCreation(line)) self.play(ShowCreation(line))
self.play( self.play(
FadeInFrom(slope_label, RIGHT), FadeIn(slope_label, RIGHT),
GrowArrow(slope_arrow), GrowArrow(slope_arrow),
) )
self.wait() self.wait()
@ -1354,7 +1354,7 @@ class AnnouncePhaseDiagram(CircleDiagramFromSlidingBlocks):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(simple_words, RIGHT), FadeIn(simple_words, RIGHT),
GrowArrow(simple_arrow), GrowArrow(simple_arrow),
self.teacher.change, "hooray", self.teacher.change, "hooray",
) )
@ -1608,7 +1608,7 @@ class AnalyzeCircleGeometry(CircleDiagramFromSlidingBlocks, MovingCameraScene):
self.wait() self.wait()
self.play( self.play(
ShowCreation(theta_arc), ShowCreation(theta_arc),
FadeInFrom(theta_label, UP) FadeIn(theta_label, UP)
) )
self.wait() self.wait()
self.play( self.play(
@ -1703,8 +1703,8 @@ class AnalyzeCircleGeometry(CircleDiagramFromSlidingBlocks, MovingCameraScene):
for line, arc, label, wedge in zip(lines, arcs, two_theta_labels, wedges): for line, arc, label, wedge in zip(lines, arcs, two_theta_labels, wedges):
self.play( self.play(
ShowCreation(line), ShowCreation(line),
FadeInFrom(arc, normalize(arc.get_center())), FadeIn(arc, normalize(arc.get_center())),
FadeInFrom(label, normalize(arc.get_center())), FadeIn(label, normalize(arc.get_center())),
FadeIn(wedge), FadeIn(wedge),
) )
@ -1976,9 +1976,9 @@ class AddTwoThetaManyTimes(Scene):
self.add(expression[:2 * n + 1]) self.add(expression[:2 * n + 1])
self.wait(0.25) self.wait(0.25)
self.play( self.play(
FadeInFrom(expression[-2:], LEFT), FadeIn(expression[-2:], LEFT),
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(question, UP) FadeIn(question, UP)
) )
self.wait(3) self.wait(3)
self.play( self.play(
@ -2130,7 +2130,7 @@ class ComputeThetaFor1e4(AnalyzeCircleGeometry):
self.play( self.play(
lines_to_fade.set_stroke, WHITE, 1, 0.3, lines_to_fade.set_stroke, WHITE, 1, 0.3,
ShowCreation(arc), ShowCreation(arc),
FadeInFrom(theta_label, UP) FadeIn(theta_label, UP)
) )
self.two_lines = two_lines self.two_lines = two_lines
@ -2165,7 +2165,7 @@ class ComputeThetaFor1e4(AnalyzeCircleGeometry):
self.remove(new_line) self.remove(new_line)
line.match_style(new_line) line.match_style(new_line)
self.play( self.play(
FadeInFrom(slope_label[3:5], LEFT) FadeIn(slope_label[3:5], LEFT)
) )
self.wait() self.wait()
self.play( self.play(
@ -2756,13 +2756,13 @@ class UnitCircleIntuition(Scene):
self.play( self.play(
ShowCreation(height_line.copy().clear_updaters(), remover=True), ShowCreation(height_line.copy().clear_updaters(), remover=True),
FadeInFrom(h_label.copy().clear_updaters(), RIGHT, remover=True), FadeIn(h_label.copy().clear_updaters(), RIGHT, remover=True),
Write(rhs[:2]) Write(rhs[:2])
) )
self.add(height_line, h_label) self.add(height_line, h_label)
self.play( self.play(
ShowCreation(width_line.copy().clear_updaters(), remover=True), ShowCreation(width_line.copy().clear_updaters(), remover=True),
FadeInFrom(w_label.copy().clear_updaters(), UP, remover=True), FadeIn(w_label.copy().clear_updaters(), UP, remover=True),
self.r_label.fade, 1, self.r_label.fade, 1,
Write(rhs[2]) Write(rhs[2])
) )
@ -3026,18 +3026,18 @@ class FinalCommentsOnPhaseSpace(Scene):
geometry.move_to(point, LEFT) geometry.move_to(point, LEFT)
self.play( self.play(
FadeOutAndShift(self.to_fade, UP), FadeOut(self.to_fade, UP),
FadeInFrom(state, UP) FadeIn(state, UP)
) )
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(point, LEFT) FadeIn(point, LEFT)
) )
self.wait(2) self.wait(2)
for w1, w2 in [(state, dynamics), (point, geometry)]: for w1, w2 in [(state, dynamics), (point, geometry)]:
self.play( self.play(
FadeOutAndShift(w1, UP), FadeOut(w1, UP),
FadeInFrom(w2, DOWN), FadeIn(w2, DOWN),
) )
self.wait() self.wait()
self.wait() self.wait()

12
from_3b1b/old/clacks/solution2/position_phase_space.py
View file

@ -1128,7 +1128,7 @@ class FailedAngleRelation(PositionPhaseSpaceScene):
for arc in arcs: for arc in arcs:
self.play( self.play(
FadeInFrom(arc.word, LEFT), FadeIn(arc.word, LEFT),
GrowArrow(arc.arrow, path_arc=arc.arrow.path_arc), GrowArrow(arc.arrow, path_arc=arc.arrow.path_arc),
) )
self.play( self.play(
@ -1556,13 +1556,13 @@ class IntroduceVelocityVector(PositionPhaseSpaceScene, MovingCameraScene):
TransformFromCopy(ps_vect, x_vect), TransformFromCopy(ps_vect, x_vect),
ShowCreation(x_line), ShowCreation(x_line),
) )
self.play(FadeInFrom(dx_label, 0.25 * DOWN)) self.play(FadeIn(dx_label, 0.25 * DOWN))
self.wait() self.wait()
self.play( self.play(
TransformFromCopy(ps_vect, y_vect), TransformFromCopy(ps_vect, y_vect),
ShowCreation(y_line), ShowCreation(y_line),
) )
self.play(FadeInFrom(dy_label, 0.25 * LEFT)) self.play(FadeIn(dy_label, 0.25 * LEFT))
self.wait() self.wait()
# Ask about dx_dt # Ask about dx_dt
@ -1742,11 +1742,11 @@ class IntroduceVelocityVector(PositionPhaseSpaceScene, MovingCameraScene):
self.wait() self.wait()
self.play(Write(rhs[1:])) self.play(Write(rhs[1:]))
self.wait() self.wait()
self.play(FadeInFrom(new_rhs, UP)) self.play(FadeIn(new_rhs, UP))
for equation in self.derivative_equations: for equation in self.derivative_equations:
self.play(ShowCreationThenFadeAround(equation)) self.play(ShowCreationThenFadeAround(equation))
self.wait() self.wait()
self.play(FadeInFrom(final_rhs, UP)) self.play(FadeIn(final_rhs, UP))
self.wait() self.wait()
def let_process_play_out(self): def let_process_play_out(self):
@ -1995,7 +1995,7 @@ class ShowMomentumConservation(IntroduceVelocityVector):
question.set_background_stroke(color=BLACK, width=3) question.set_background_stroke(color=BLACK, width=3)
question.next_to(self.ps_point, UP) question.next_to(self.ps_point, UP)
self.play(FadeInFrom(question, DOWN)) self.play(FadeIn(question, DOWN))
ps_vect.suspend_updating() ps_vect.suspend_updating()
angles = [0.75 * PI, -0.5 * PI, -0.25 * PI] angles = [0.75 * PI, -0.5 * PI, -0.25 * PI]
for last_angle, angle in zip(np.cumsum([0] + angles), angles): for last_angle, angle in zip(np.cumsum([0] + angles), angles):

6
from_3b1b/old/clacks/solution2/simple_scenes.py
View file

@ -21,8 +21,8 @@ class WrapperScene(Scene):
self.add(big_rect, screen_rect) self.add(big_rect, screen_rect)
self.play( self.play(
FadeIn(big_rect), FadeIn(big_rect),
FadeInFrom(title, DOWN), FadeIn(title, DOWN),
FadeInFrom(screen_rect, UP), FadeIn(screen_rect, UP),
) )
self.wait() self.wait()
@ -513,7 +513,7 @@ class FinalFormula(Scene):
group.to_edge(UP) group.to_edge(UP)
self.play(Write(text)) self.play(Write(text))
self.play(FadeInFrom(formula)) self.play(FadeIn(formula))
self.play(ShowCreationThenFadeAround(formula)) self.play(ShowCreationThenFadeAround(formula))
self.wait() self.wait()

10
from_3b1b/old/clacks/solution2/wordy_scenes.py
View file

@ -45,13 +45,13 @@ class ConnectionToOptics(Scene):
self.play(FadeInFromDown(e_group)) self.play(FadeInFromDown(e_group))
self.play( self.play(
Write(arrows[0]), Write(arrows[0]),
FadeInFrom(c_group, LEFT) FadeIn(c_group, LEFT)
) )
self.wait() self.wait()
self.play(FadeInFromDown(m_group)) self.play(FadeInFromDown(m_group))
self.play( self.play(
Write(arrows[1]), Write(arrows[1]),
FadeInFrom(a_group, LEFT) FadeIn(a_group, LEFT)
) )
self.wait(4) self.wait(4)
for k in range(2): for k in range(2):
@ -281,15 +281,15 @@ class RearrangeMomentumEquation(ShowMomentumConservation):
new_eq_group.target.next_to(new_dot_product, DOWN, LARGE_BUFF) new_eq_group.target.next_to(new_dot_product, DOWN, LARGE_BUFF)
self.play( self.play(
FadeInFrom(new_equation, UP), FadeIn(new_equation, UP),
simple_dot_product.to_edge, DOWN, LARGE_BUFF, simple_dot_product.to_edge, DOWN, LARGE_BUFF,
) )
self.wait() self.wait()
self.play( self.play(
GrowFromCenter(x_brace), GrowFromCenter(x_brace),
GrowFromCenter(y_brace), GrowFromCenter(y_brace),
FadeInFrom(dx_dt, UP), FadeIn(dx_dt, UP),
FadeInFrom(dy_dt, UP), FadeIn(dy_dt, UP),
) )
self.wait() self.wait()
self.play( self.play(

34
from_3b1b/old/covid.py
View file

@ -408,7 +408,7 @@ class IntroQuestion(Scene):
questions.arrange(DOWN, buff=MED_LARGE_BUFF, aligned_edge=LEFT) questions.arrange(DOWN, buff=MED_LARGE_BUFF, aligned_edge=LEFT)
for question in questions: for question in questions:
self.play(FadeInFrom(question, RIGHT)) self.play(FadeIn(question, RIGHT))
self.wait() self.wait()
self.play(LaggedStartMap( self.play(LaggedStartMap(
FadeOutAndShift, questions, FadeOutAndShift, questions,
@ -556,7 +556,7 @@ class GrowthEquation(Scene):
self.play(FadeIn(delta_N), FadeIn(eq)) self.play(FadeIn(delta_N), FadeIn(eq))
self.play( self.play(
GrowFromCenter(delta_N_brace), GrowFromCenter(delta_N_brace),
FadeInFrom(delta_N_text, 0.5 * UP), FadeIn(delta_N_text, 0.5 * UP),
) )
self.wait() self.wait()
self.play(LaggedStart( self.play(LaggedStart(
@ -591,7 +591,7 @@ class GrowthEquation(Scene):
self.play( self.play(
FadeOut(delta_N_brace), FadeOut(delta_N_brace),
FadeOut(delta_N_text), FadeOut(delta_N_text),
FadeInFrom(lhs, UP), FadeIn(lhs, UP),
) )
self.play(FadeIn(rhs[:2])) self.play(FadeIn(rhs[:2]))
self.play(TransformFromCopy(nep, rhs[2])) self.play(TransformFromCopy(nep, rhs[2]))
@ -632,7 +632,7 @@ class GrowthEquation(Scene):
text.next_to(brace, DOWN) text.next_to(brace, DOWN)
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(text, 0.5 * UP) FadeIn(text, 0.5 * UP)
) )
self.wait() self.wait()
@ -673,7 +673,7 @@ class GrowthEquation(Scene):
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(exp_eq, 2 * LEFT) FadeIn(exp_eq, 2 * LEFT)
) )
self.wait() self.wait()
@ -736,7 +736,7 @@ class GrowthEquation(Scene):
self.play( self.play(
ShowCreation(ep_rect), ShowCreation(ep_rect),
FadeInFrom(ep_question, LEFT) FadeIn(ep_question, LEFT)
) )
self.wait() self.wait()
for line in E_line, p_line: for line in E_line, p_line:
@ -970,7 +970,7 @@ class RescaleToLogarithmic(IntroducePlot):
rect.stretch(0, 0, about_edge=LEFT) rect.stretch(0, 0, about_edge=LEFT)
self.play( self.play(
Restore(rect), Restore(rect),
FadeInFrom(label, LEFT) FadeIn(label, LEFT)
) )
self.wait() self.wait()
@ -979,7 +979,7 @@ class RescaleToLogarithmic(IntroducePlot):
rect.stretch, 0, 0, {"about_edge": RIGHT}, rect.stretch, 0, 0, {"about_edge": RIGHT},
remover=True, remover=True,
), ),
FadeOutAndShift(label, RIGHT), FadeOut(label, RIGHT),
] ]
self.wait() self.wait()
@ -1148,7 +1148,7 @@ class RescaleToLogarithmic(IntroducePlot):
else: else:
rect.save_state() rect.save_state()
rect.stretch(0, 0, about_edge=LEFT) rect.stretch(0, 0, about_edge=LEFT)
self.play(Restore(rect), FadeInFrom(label, LEFT)) self.play(Restore(rect), FadeIn(label, LEFT))
self.wait() self.wait()
self.play( self.play(
@ -1161,7 +1161,7 @@ class RescaleToLogarithmic(IntroducePlot):
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(last_label, RIGHT), FadeOut(last_label, RIGHT),
ApplyMethod( ApplyMethod(
last_rect.stretch, 0, 0, {"about_edge": RIGHT}, last_rect.stretch, 0, 0, {"about_edge": RIGHT},
remover=True remover=True
@ -1273,11 +1273,11 @@ class CompareCountries(Scene):
alt_arrow_label.next_to(arrow, DOWN) alt_arrow_label.next_to(arrow, DOWN)
self.play(ShowCreation(arrow)) self.play(ShowCreation(arrow))
self.play(FadeInFrom(arrow_label, 0.5 * UP)) self.play(FadeIn(arrow_label, 0.5 * UP))
self.wait(2) self.wait(2)
self.play( self.play(
FadeInFrom(alt_arrow_label, 0.5 * UP), FadeIn(alt_arrow_label, 0.5 * UP),
FadeOutAndShift(arrow_label, 0.5 * DOWN), FadeOut(arrow_label, 0.5 * DOWN),
) )
self.wait(2) self.wait(2)
@ -1316,11 +1316,11 @@ class SARSvs1918(Scene):
for image, title, label in zip(images, titles, n_cases_labels): for image, title, label in zip(images, titles, n_cases_labels):
self.play( self.play(
FadeInFrom(image, DOWN), FadeIn(image, DOWN),
Write(title), Write(title),
run_time=1, run_time=1,
) )
self.play(FadeInFrom(label, UP)) self.play(FadeIn(label, UP))
self.wait() self.wait()
@ -1638,8 +1638,8 @@ class ShowLogisticCurve(Scene):
label.add_to_back(arrow) label.add_to_back(arrow)
self.play( self.play(
FadeInFrom(gf_label[0], RIGHT), FadeIn(gf_label[0], RIGHT),
FadeInFrom(gf_label[1:], LEFT), FadeIn(gf_label[1:], LEFT),
FadeOut(ode) FadeOut(ode)
) )
self.wait() self.wait()

10
from_3b1b/old/ctracing.py
View file

@ -59,7 +59,7 @@ class ExplainTracing(Scene):
self.play( self.play(
words[1].to_edge, UP, words[1].to_edge, UP,
FadeOutAndShift(words[0], 6 * UP) FadeOut(words[0], 6 * UP)
) )
ct_word = words[1][0] ct_word = words[1][0]
@ -99,7 +99,7 @@ class ExplainTracing(Scene):
self.play( self.play(
sicky.change, "sick", sicky.change, "sick",
sicky.set_color, "#9BBD37", sicky.set_color, "#9BBD37",
FadeInFrom(covid_words, RIGHT), FadeIn(covid_words, RIGHT),
GrowArrow(arrow), GrowArrow(arrow),
) )
self.play(ShowCreation(sicky.box)) self.play(ShowCreation(sicky.box))
@ -149,7 +149,7 @@ class ExplainTracing(Scene):
self.play( self.play(
Write(implies), Write(implies),
FadeInFrom(loc_tracking, UP) FadeIn(loc_tracking, UP)
) )
self.play(FadeIn(q_marks, lag_ratio=0.1)) self.play(FadeIn(q_marks, lag_ratio=0.1))
self.wait() self.wait()
@ -171,7 +171,7 @@ class ExplainTracing(Scene):
self.play( self.play(
ShowCreation(cross), ShowCreation(cross),
FadeOutAndShift(q_marks, RIGHT), FadeOut(q_marks, RIGHT),
FadeOut(lines), FadeOut(lines),
) )
self.wait() self.wait()
@ -221,7 +221,7 @@ class ContactTracingMisnomer(Scene):
expl.set_color(color) expl.set_color(color)
self.play( self.play(
FadeInFrom(expl, -vect), FadeIn(expl, -vect),
GrowArrow(arrow), GrowArrow(arrow),
ShowCreation(rect), ShowCreation(rect),
) )

20
from_3b1b/old/dandelin.py
View file

@ -67,7 +67,7 @@ class ThinkingAboutAProof(PiCreatureScene):
self.add(bubble) self.add(bubble)
self.play( self.play(
FadeInFrom(you, LEFT), FadeIn(you, LEFT),
GrowArrow(you_arrow), GrowArrow(you_arrow),
) )
self.play( self.play(
@ -293,7 +293,7 @@ class StretchACircle(Scene):
self.play( self.play(
GrowArrow(xy_arrow), GrowArrow(xy_arrow),
Write(xy), Write(xy),
FadeInFrom(start_point, UP), FadeIn(start_point, UP),
) )
self.wait() self.wait()
self.add(circle_ghost) self.add(circle_ghost)
@ -508,7 +508,7 @@ class ShowOrbits(ShowArrayOfEccentricities):
eccentricity_label, eccentricity_label,
lambda a: self.get_eccentricity(comet_orbit) lambda a: self.get_eccentricity(comet_orbit)
), ),
FadeOutAndShift(earth_orbit_words, UP), FadeOut(earth_orbit_words, UP),
FadeInFromDown(comet_orbit_words) FadeInFromDown(comet_orbit_words)
) )
self.add(orbiting_comet) self.add(orbiting_comet)
@ -753,8 +753,8 @@ class AskWhyAreTheyTheSame(TeacherStudentsScene):
baby_morty.to_corner(DL) baby_morty.to_corner(DL)
self.play( self.play(
FadeOutAndShift(bubble), FadeOut(bubble),
FadeOutAndShift(bubble.content), FadeOut(bubble.content),
LaggedStartMap( LaggedStartMap(
FadeOutAndShift, self.students, FadeOutAndShift, self.students,
lambda m: (m, 3 * DOWN), lambda m: (m, 3 * DOWN),
@ -832,7 +832,7 @@ class TriangleOfEquivalences(Scene):
run_time=3, run_time=3,
)) ))
self.wait() self.wait()
self.play(FadeOutAndShift(arrows[1:])) self.play(FadeOut(arrows[1:]))
self.wait() self.wait()
@ -869,7 +869,7 @@ class ShowMeasurementBook(TeacherStudentsScene):
self.wait() self.wait()
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
FadeInFrom(words, RIGHT), FadeIn(words, RIGHT),
self.get_student_changes( self.get_student_changes(
"thinking", "happy", "pondering", "thinking", "happy", "pondering",
look_at_arg=arrow look_at_arg=arrow
@ -1274,7 +1274,7 @@ class NameDandelin(Scene):
self.play(FadeInFromDown(portrait)) self.play(FadeInFromDown(portrait))
self.play(Write(title[1])) self.play(Write(title[1]))
self.wait() self.wait()
self.play(FadeInFrom(google_result, LEFT)) self.play(FadeIn(google_result, LEFT))
self.play(Write(cmon_google, run_time=1)) self.play(Write(cmon_google, run_time=1))
self.wait() self.wait()
@ -1332,7 +1332,7 @@ class AskWhyYouWouldChooseThisProof(PiCreatureScene):
for pi, mode in (randy, "hooray"), (other, "tired"): for pi, mode in (randy, "hooray"), (other, "tired"):
self.play( self.play(
GrowArrow(pi.arrow), GrowArrow(pi.arrow),
FadeInFrom(pi.label, RIGHT), FadeIn(pi.label, RIGHT),
pi.change, mode, pi.change, mode,
) )
self.play( self.play(
@ -1390,7 +1390,7 @@ class CreativeConstruction(PiCreatureScene):
{"buff": LARGE_BUFF, "aligned_edge": UP}, {"buff": LARGE_BUFF, "aligned_edge": UP},
randy.change, "pondering", randy.change, "pondering",
VFadeIn(randy), VFadeIn(randy),
FadeOutAndShift(dandelin, DOWN), FadeOut(dandelin, DOWN),
) )
self.play( self.play(

10
from_3b1b/old/div_curl.py
View file

@ -2216,7 +2216,7 @@ class ShearCurl(IntroduceCurl):
twig, rate=-90 * DEGREES, twig, rate=-90 * DEGREES,
) )
self.play(FadeInFrom(twig, UP)) self.play(FadeIn(twig, UP))
self.add(twig_rotation) self.add(twig_rotation)
self.wait(16) self.wait(16)
@ -3621,7 +3621,7 @@ class DivergenceTinyNudgesView(MovingCameraScene):
) )
self.add_foreground_mobjects(input_dot) self.add_foreground_mobjects(input_dot)
self.play( self.play(
FadeInFrom(input_dot, SMALL_BUFF * DL), FadeIn(input_dot, SMALL_BUFF * DL),
Write(input_words), Write(input_words),
) )
self.play( self.play(
@ -3924,13 +3924,13 @@ class DivergenceTinyNudgesView(MovingCameraScene):
dot_product.fade, 1, dot_product.fade, 1,
remover=True remover=True
) )
self.play(FadeInFrom(cross_product, sf * DOWN)) self.play(FadeIn(cross_product, sf * DOWN))
self.play( self.play(
div_text.shift, sf * DOWN, div_text.shift, sf * DOWN,
div_text.fade, 1, div_text.fade, 1,
remover=True remover=True
) )
self.play(FadeInFrom(curl_text, sf * DOWN)) self.play(FadeIn(curl_text, sf * DOWN))
self.wait() self.wait()
def rotate_difference_vectors(self): def rotate_difference_vectors(self):
@ -4358,7 +4358,7 @@ class ThoughtsOnAds(Scene):
self.play( self.play(
FadeIn(left_text), FadeIn(left_text),
FadeInFrom(knob, 2 * RIGHT) FadeIn(knob, 2 * RIGHT)
) )
self.wait() self.wait()
self.play( self.play(

12
from_3b1b/old/for_flammy.py
View file

@ -179,7 +179,7 @@ class SphereRings(SecondProof):
ring.set_fill, {"opacity": 0.5}, ring.set_fill, {"opacity": 0.5},
ring.set_stroke, {"opacity": 0.1}, ring.set_stroke, {"opacity": 0.1},
ShowCreation(R_line), ShowCreation(R_line),
FadeInFrom(R_label, IN), FadeIn(R_label, IN),
] ]
) )
self.wait() self.wait()
@ -191,7 +191,7 @@ class SphereRings(SecondProof):
self.wait() self.wait()
self.play( self.play(
ShowCreation(r_line), ShowCreation(r_line),
FadeInFrom(r_label, IN), FadeIn(r_label, IN),
) )
self.wait() self.wait()
self.move_camera( self.move_camera(
@ -267,7 +267,7 @@ class IntegralSymbols(Scene):
self.add(int_sign) self.add(int_sign)
self.play( self.play(
GrowFromCenter(area_brace), GrowFromCenter(area_brace),
FadeInFrom(area_text, UP), FadeIn(area_text, UP),
) )
self.wait() self.wait()
self.play(FadeInFromDown(circumference)) self.play(FadeInFromDown(circumference))
@ -283,7 +283,7 @@ class IntegralSymbols(Scene):
circumference.shift, SMALL_BUFF * UR, circumference.shift, SMALL_BUFF * UR,
GrowFromCenter(circum_brace), GrowFromCenter(circum_brace),
) )
self.play(FadeInFrom(circum_formula, UP)) self.play(FadeIn(circum_formula, UP))
self.wait() self.wait()
self.play( self.play(
thickness.next_to, circumference, RIGHT, MED_SMALL_BUFF, thickness.next_to, circumference, RIGHT, MED_SMALL_BUFF,
@ -291,7 +291,7 @@ class IntegralSymbols(Scene):
area_brace.stretch, 0.84, 0, {"about_edge": LEFT}, area_brace.stretch, 0.84, 0, {"about_edge": LEFT},
MaintainPositionRelativeTo(area_text, area_brace), MaintainPositionRelativeTo(area_text, area_brace),
) )
self.play(FadeInFrom(R_dtheta, UP)) self.play(FadeIn(R_dtheta, UP))
self.wait() self.wait()
self.play(ReplacementTransform(all_rings, bounds)) self.play(ReplacementTransform(all_rings, bounds))
self.wait() self.wait()
@ -308,7 +308,7 @@ class IntegralSymbols(Scene):
one = TexMobject("1") one = TexMobject("1")
one.move_to(q_marks) one.move_to(q_marks)
self.play(FadeInFrom(rhs, 4 * LEFT)) self.play(FadeIn(rhs, 4 * LEFT))
self.wait() self.wait()
self.play(ShowCreationThenFadeAround(rhs[1])) self.play(ShowCreationThenFadeAround(rhs[1]))
self.wait() self.wait()

28
from_3b1b/old/hyperdarts.py
View file

@ -594,7 +594,7 @@ class ShowExampleHit(HyperdartScene):
self.play( self.play(
circle.set_color, DARK_GREY, circle.set_color, DARK_GREY,
TransformFromCopy(chord, chord_copy), TransformFromCopy(chord, chord_copy),
FadeInFrom(new_diam_word, UP) FadeIn(new_diam_word, UP)
) )
self.play( self.play(
Rotate(chord_copy, PI), Rotate(chord_copy, PI),
@ -2056,7 +2056,7 @@ class ExpectedValueFromBars(HistogramScene):
self.add(mean_label) self.add(mean_label)
self.play( self.play(
mean_label[1:].shift, LEFT, mean_label[1:].shift, LEFT,
FadeInFrom(equation, LEFT) FadeIn(equation, LEFT)
) )
p_parts = VGroup() p_parts = VGroup()
@ -2140,7 +2140,7 @@ class ProbabilitySGtOne(HistogramScene):
bars[0].set_opacity, 0.2, bars[0].set_opacity, 0.2,
bars[1:].set_opacity, 0.8, bars[1:].set_opacity, 0.8,
ShowCreationThenFadeOut(outlines), ShowCreationThenFadeOut(outlines),
FadeInFrom(label, LEFT), FadeIn(label, LEFT),
) )
self.wait() self.wait()
@ -2174,7 +2174,7 @@ class ProbabilitySGtOne(HistogramScene):
self.play( self.play(
label.shift, shift_val, label.shift, shift_val,
FadeInFrom(rhs, LEFT) FadeIn(rhs, LEFT)
) )
self.wait() self.wait()
@ -2223,7 +2223,7 @@ class ProbabilitySGtOne(HistogramScene):
self.play( self.play(
MoveToTarget(new_label), MoveToTarget(new_label),
FadeInFrom(new_rhs, LEFT) FadeIn(new_rhs, LEFT)
) )
self.wait() self.wait()
@ -2372,7 +2372,7 @@ class VolumsOfNBalls(Scene):
self.wait() self.wait()
self.play( self.play(
FadeOut(braces[:3]), FadeOut(braces[:3]),
FadeInFrom(gen_form, UP), FadeIn(gen_form, UP),
) )
self.wait() self.wait()
@ -2522,7 +2522,7 @@ class IntroduceGame(HyperdartScene):
self.add(radius, self.circle_center_dot) self.add(radius, self.circle_center_dot)
self.play( self.play(
ShowCreation(radius), ShowCreation(radius),
FadeInFrom(radius_label, RIGHT), FadeIn(radius_label, RIGHT),
FadeIn(self.circle_center_dot), FadeIn(self.circle_center_dot),
) )
self.play( self.play(
@ -2588,7 +2588,7 @@ class IntroduceGame(HyperdartScene):
point = 0.2 * circle.point_from_proportion(3 / 8) point = 0.2 * circle.point_from_proportion(3 / 8)
self.play( self.play(
FadeInFromDown(new_label), FadeInFromDown(new_label),
FadeOutAndShift(label, UP), FadeOut(label, UP),
) )
self.show_full_hit_process(point) self.show_full_hit_process(point)
self.wait() self.wait()
@ -2666,8 +2666,8 @@ class ShowScoring(HyperdartScene):
new_score = score.copy() new_score = score.copy()
new_score.increment_value(1) new_score.increment_value(1)
self.play( self.play(
FadeOutAndShift(score, UP), FadeOut(score, UP),
FadeInFrom(new_score, DOWN), FadeIn(new_score, DOWN),
run_time=1, run_time=1,
) )
self.remove(new_score) self.remove(new_score)
@ -2718,8 +2718,8 @@ class ShowSeveralRounds(ShowScoring):
new_score.set_value(0) new_score.set_value(0)
self.play( self.play(
self.circle.match_width, self.square, self.circle.match_width, self.square,
FadeOutAndShift(score, UP), FadeOut(score, UP),
FadeInFrom(new_score, DOWN), FadeIn(new_score, DOWN),
) )
score.set_value(0) score.set_value(0)
self.add(score) self.add(score)
@ -2804,7 +2804,7 @@ class ShowUniformDistribution(HyperdartScene):
def exchange_titles(self): def exchange_titles(self):
self.play( self.play(
FadeInFromDown(self.new_title), FadeInFromDown(self.new_title),
FadeOutAndShift(self.title, UP), FadeOut(self.title, UP),
) )
@ -2821,6 +2821,6 @@ class ExpectedScoreEqualsQMark(Scene):
self.play(Write(equation)) self.play(Write(equation))
self.wait(2) self.wait(2)
self.play(FadeInFrom(aka, UP)) self.play(FadeIn(aka, UP))
self.wait() self.wait()

4
from_3b1b/old/lost_lecture.py
View file

@ -198,7 +198,7 @@ class ShowEmergingEllipse(Scene):
self.play(ShowCreation(circle)) self.play(ShowCreation(circle))
self.play( self.play(
FadeInFrom(e_dot, LEFT), FadeIn(e_dot, LEFT),
Write(eccentric_words, run_time=1) Write(eccentric_words, run_time=1)
) )
self.wait() self.wait()
@ -2772,7 +2772,7 @@ class FeynmanRecountingNewton(Scene):
) )
self.wait() self.wait()
self.play(*[ self.play(*[
FadeInFrom( FadeIn(
mob, direction=3 * LEFT mob, direction=3 * LEFT
) )
for mob in (principia, principia.rect) for mob in (principia, principia.rect)

18
from_3b1b/old/quat3d.py
View file

@ -214,7 +214,7 @@ class Introduction(QuaternionHistory):
self.wait() self.wait()
for image, name, quote in zip(images, names, quotes): for image, name, quote in zip(images, names, quotes):
self.play( self.play(
FadeInFrom(image, 3 * DOWN), FadeIn(image, 3 * DOWN),
FadeInFromLarge(name), FadeInFromLarge(name),
LaggedStartMap( LaggedStartMap(
FadeIn, VGroup(*it.chain(*quote)), FadeIn, VGroup(*it.chain(*quote)),
@ -295,9 +295,9 @@ class WhoCares(TeacherStudentsScene):
# self.play( # self.play(
# hn_quote.scale, 2, {"about_edge": DL}, # hn_quote.scale, 2, {"about_edge": DL},
# FadeOutAndShift(quotes[0], 5 * UP), # FadeOut(quotes[0], 5 * UP),
# FadeOutAndShift(quotes[2], UR), # FadeOut(quotes[2], UR),
# FadeOutAndShift(quotes[3], RIGHT), # FadeOut(quotes[3], RIGHT),
# FadeInFromDown(hn_context), # FadeInFromDown(hn_context),
# ) # )
# hn_rect = Rectangle( # hn_rect = Rectangle(
@ -333,9 +333,9 @@ class WhoCares(TeacherStudentsScene):
# t_quote.next_to(FRAME_WIDTH * LEFT / 2 + FRAME_WIDTH * UP / 2, UR) # t_quote.next_to(FRAME_WIDTH * LEFT / 2 + FRAME_WIDTH * UP / 2, UR)
# t_quote.set_opacity(0) # t_quote.set_opacity(0)
# self.play( # self.play(
# FadeOutAndShift(hn_quote, 4 * LEFT), # FadeOut(hn_quote, 4 * LEFT),
# FadeOutAndShift(hn_rect, 4 * LEFT), # FadeOut(hn_rect, 4 * LEFT),
# FadeOutAndShift(hn_context, UP), # FadeOut(hn_context, UP),
# FadeOut(vr_headsets), # FadeOut(vr_headsets),
# t_quote.set_opacity, 1, # t_quote.set_opacity, 1,
# t_quote.scale, 2, # t_quote.scale, 2,
@ -1068,9 +1068,9 @@ class ComplexNumberRotation(Scene):
Write(parens) Write(parens)
) )
self.wait() self.wait()
self.play(FadeInFrom(mid_line, UP)) self.play(FadeIn(mid_line, UP))
self.wait() self.wait()
self.play(FadeInFrom(low_line, UP)) self.play(FadeIn(low_line, UP))
self.wait(2) self.wait(2)
self.play(FadeOut(self.unit_z_group)) self.play(FadeOut(self.unit_z_group))
self.rotation_mobs.save_state() self.rotation_mobs.save_state()

76
from_3b1b/old/quaternions.py
View file

@ -464,7 +464,7 @@ class ManyNumberSystems(Scene):
R_label.move_to, 0.25 * FRAME_WIDTH * LEFT + 2 * UP, R_label.move_to, 0.25 * FRAME_WIDTH * LEFT + 2 * UP,
C_label.move_to, 0.25 * FRAME_WIDTH * RIGHT + 2 * UP, C_label.move_to, 0.25 * FRAME_WIDTH * RIGHT + 2 * UP,
H_label.move_to, 0.75 * FRAME_WIDTH * RIGHT + 2 * UP, H_label.move_to, 0.75 * FRAME_WIDTH * RIGHT + 2 * UP,
FadeOutAndShift(systems[3:], 2 * DOWN), FadeOut(systems[3:], 2 * DOWN),
Write(number_line), Write(number_line),
Write(plane), Write(plane),
GrowFromCenter(R_example_dot), GrowFromCenter(R_example_dot),
@ -711,16 +711,16 @@ class QuaternionHistory(Scene):
aligned_edge=LEFT, aligned_edge=LEFT,
) )
self.play(FadeInFrom(dot_product, 2 * RIGHT)) self.play(FadeIn(dot_product, 2 * RIGHT))
self.play(FadeInFrom(cross_product, 2 * LEFT)) self.play(FadeIn(cross_product, 2 * LEFT))
self.wait() self.wait()
self.play(FadeInFromDown(date)) self.play(FadeInFromDown(date))
self.play(ApplyMethod(dot_product.fade, 0.7)) self.play(ApplyMethod(dot_product.fade, 0.7))
self.play(ApplyMethod(cross_product.fade, 0.7)) self.play(ApplyMethod(cross_product.fade, 0.7))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(dot_product, 2 * LEFT), FadeOut(dot_product, 2 * LEFT),
FadeOutAndShift(cross_product, 2 * RIGHT), FadeOut(cross_product, 2 * RIGHT),
) )
self.date = date self.date = date
@ -811,12 +811,12 @@ class QuaternionHistory(Scene):
) )
blink_wait(3) blink_wait(3)
self.play( self.play(
FadeOutAndShift(hamilton, RIGHT), FadeOut(hamilton, RIGHT),
LaggedStartMap( LaggedStartMap(
FadeOutAndShift, images_with_labels, FadeOutAndShift, images_with_labels,
lambda m: (m, UP) lambda m: (m, UP)
), ),
FadeOutAndShift(students, DOWN), FadeOut(students, DOWN),
FadeOut(society_title), FadeOut(society_title),
run_time=1 run_time=1
) )
@ -924,7 +924,7 @@ class QuaternionHistory(Scene):
for x in range(4): for x in range(4):
self.play(get_change_places()) self.play(get_change_places())
self.play( self.play(
FadeOutAndShift(VGroup(title, author_brace, aka)), FadeOut(VGroup(title, author_brace, aka)),
FadeInFromDown(quote), FadeInFromDown(quote),
) )
self.play(get_change_places()) self.play(get_change_places())
@ -1148,7 +1148,7 @@ class HereWeTackle4d(TeacherStudentsScene):
self.wait(3) self.wait(3)
self.play( self.play(
self.teacher.change, "hooray", self.teacher.change, "hooray",
FadeInFrom(titles[1]), FadeIn(titles[1]),
ApplyMethod( ApplyMethod(
titles[0].shift, 2 * UP, titles[0].shift, 2 * UP,
rate_func=squish_rate_func(smooth, 0.2, 1) rate_func=squish_rate_func(smooth, 0.2, 1)
@ -1882,7 +1882,7 @@ class WalkThroughComplexMultiplication(ShowComplexMultiplicationExamples):
self.add(product[:-1]) self.add(product[:-1])
self.play( self.play(
ReplacementTransform(w_label[1][0].copy(), w_sym), ReplacementTransform(w_label[1][0].copy(), w_sym),
FadeInFrom(product[2], LEFT), FadeIn(product[2], LEFT),
FadeIn(product[0]), FadeIn(product[0]),
) )
self.wait() self.wait()
@ -2005,11 +2005,11 @@ class WalkThroughComplexMultiplication(ShowComplexMultiplicationExamples):
rate_func=lambda t: there_and_back_with_pause(t, 2 / 9) rate_func=lambda t: there_and_back_with_pause(t, 2 / 9)
) )
self.wait() self.wait()
self.play(FadeInFrom(pin, UL)) self.play(FadeIn(pin, UL))
self.play(Write(zero_eq)) self.play(Write(zero_eq))
self.play( self.play(
FadeInFromLarge(one_dot), FadeInFromLarge(one_dot),
FadeInFrom(hand, UR) FadeIn(hand, UR)
) )
self.play(Write(one_eq)) self.play(Write(one_eq))
self.wait() self.wait()
@ -2446,13 +2446,13 @@ class IntroduceStereographicProjection(MovingCameraScene):
self.wait() self.wait()
dot.move_to(i_point) dot.move_to(i_point)
self.play(ShowCreation(dot)) self.play(ShowCreation(dot))
self.play(FadeInFrom(i_pin, UL)) self.play(FadeIn(i_pin, UL))
self.wait() self.wait()
self.play( self.play(
dot.move_to, neg_i_point, dot.move_to, neg_i_point,
path_arc=-60 * DEGREES path_arc=-60 * DEGREES
) )
self.play(FadeInFrom(neg_i_pin, UL)) self.play(FadeIn(neg_i_pin, UL))
self.wait() self.wait()
self.play( self.play(
dot.move_to, one_point, dot.move_to, one_point,
@ -2888,7 +2888,7 @@ class ShowRotationUnderStereographicProjection(IntroduceStereographicProjection)
lambda h: h.move_to(one_dot.get_center(), LEFT) lambda h: h.move_to(one_dot.get_center(), LEFT)
) )
self.play( self.play(
FadeInFrom(hand, RIGHT), FadeIn(hand, RIGHT),
FadeInFromLarge(one_dot, 3), FadeInFromLarge(one_dot, 3),
) )
for angle in 90 * DEGREES, -90 * DEGREES: for angle in 90 * DEGREES, -90 * DEGREES:
@ -3170,7 +3170,7 @@ class IntroduceThreeDNumbers(SpecialThreeDScene):
) )
self.begin_ambient_camera_rotation(rate=0.02) self.begin_ambient_camera_rotation(rate=0.02)
self.wait() self.wait()
self.play(FadeInFrom(j_labels, IN)) self.play(FadeIn(j_labels, IN))
z_axis.add(j_labels) z_axis.add(j_labels)
self.play( self.play(
ShowCreationThenDestruction(z_unit_line), ShowCreationThenDestruction(z_unit_line),
@ -3238,7 +3238,7 @@ class IntroduceThreeDNumbers(SpecialThreeDScene):
self.add_fixed_in_frame_mobjects(number_label) self.add_fixed_in_frame_mobjects(number_label)
self.play( self.play(
ShowCreation(point_line), ShowCreation(point_line),
FadeInFrom(dot, -coords), FadeIn(dot, -coords),
FadeInFromDown(number_label) FadeInFromDown(number_label)
) )
self.wait() self.wait()
@ -4219,7 +4219,7 @@ class IntroduceQuaternions(Scene):
group = VGroup(numbers, labels) group = VGroup(numbers, labels)
self.play( self.play(
group.to_edge, UP, group.to_edge, UP,
FadeOutAndShift(self.three_axes, DOWN) FadeOut(self.three_axes, DOWN)
) )
self.wait() self.wait()
@ -4249,15 +4249,15 @@ class IntroduceQuaternions(Scene):
) )
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(real_word, DOWN), FadeOut(real_word, DOWN),
FadeInFrom(scalar_word, DOWN), FadeIn(scalar_word, DOWN),
) )
self.wait(2) self.wait(2)
self.play(ChangeDecimalToValue(real_part, 0)) self.play(ChangeDecimalToValue(real_part, 0))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(imag_word, DOWN), FadeOut(imag_word, DOWN),
FadeInFrom(vector_word, DOWN) FadeIn(vector_word, DOWN)
) )
self.wait(2) self.wait(2)
@ -4600,7 +4600,7 @@ class BreakUpQuaternionMultiplicationInParts(Scene):
self.wait() self.wait()
self.play( self.play(
GrowFromCenter(rotate_brace), GrowFromCenter(rotate_brace),
FadeInFrom(rotate_words, UP), FadeIn(rotate_words, UP),
) )
self.play( self.play(
Rotate( Rotate(
@ -4944,7 +4944,7 @@ class HypersphereStereographicProjection(SpecialThreeDScene):
# Show xy plane # Show xy plane
self.play( self.play(
FadeOutAndShift(circle_words, DOWN), FadeOut(circle_words, DOWN),
FadeInFromDown(sphere_1ij_words), FadeInFromDown(sphere_1ij_words),
FadeOut(circle), FadeOut(circle),
sphere_ijk.set_stroke, {"width": 0.0} sphere_ijk.set_stroke, {"width": 0.0}
@ -4955,7 +4955,7 @@ class HypersphereStereographicProjection(SpecialThreeDScene):
# Show yz plane # Show yz plane
self.play( self.play(
FadeOutAndShift(sphere_1ij_words, DOWN), FadeOut(sphere_1ij_words, DOWN),
FadeInFromDown(sphere_1jk_words), FadeInFromDown(sphere_1jk_words),
sphere_1ij.set_fill, BLUE_E, 0.25, sphere_1ij.set_fill, BLUE_E, 0.25,
sphere_1ij.set_stroke, {"width": 0.0}, sphere_1ij.set_stroke, {"width": 0.0},
@ -4965,7 +4965,7 @@ class HypersphereStereographicProjection(SpecialThreeDScene):
# Show xz plane # Show xz plane
self.play( self.play(
FadeOutAndShift(sphere_1jk_words, DOWN), FadeOut(sphere_1jk_words, DOWN),
FadeInFromDown(sphere_1ik_words), FadeInFromDown(sphere_1ik_words),
sphere_1jk.set_fill, GREEN_E, 0.25, sphere_1jk.set_fill, GREEN_E, 0.25,
sphere_1jk.set_stroke, {"width": 0.0}, sphere_1jk.set_stroke, {"width": 0.0},
@ -5148,11 +5148,11 @@ class RuleOfQuaternionMultiplicationOverlay(Scene):
self.add(q_times_p) self.add(q_times_p)
self.play( self.play(
FadeInFrom(q_words, UP), FadeIn(q_words, UP),
GrowArrow(q_arrow), GrowArrow(q_arrow),
) )
self.play( self.play(
FadeInFrom(p_words, DOWN), FadeIn(p_words, DOWN),
GrowArrow(p_arrow), GrowArrow(p_arrow),
) )
self.wait() self.wait()
@ -5162,7 +5162,7 @@ class RuleOfQuaternionMultiplicationOverlay(Scene):
])) ]))
self.play( self.play(
FadeInFromDown(i_mob), FadeInFromDown(i_mob),
FadeOutAndShift(q_mob, UP) FadeOut(q_mob, UP)
) )
product = VGroup(i_mob, times_mob, p_mob) product = VGroup(i_mob, times_mob, p_mob)
self.play(product.to_edge, UP) self.play(product.to_edge, UP)
@ -5841,14 +5841,14 @@ class ShowArbitraryMultiplication(ShowMultiplicationBy135Example):
self.stop_ambient_camera_rotation() self.stop_ambient_camera_rotation()
self.begin_ambient_camera_rotation(rate=0.02) self.begin_ambient_camera_rotation(rate=0.02)
self.set_quat(special_q) self.set_quat(special_q)
self.play(FadeInFrom(label, IN)) self.play(FadeIn(label, IN))
self.wait(3) self.wait(3)
for circle in [circle1, circle2]: for circle in [circle1, circle2]:
self.play(ShowCreation(circle, run_time=3)) self.play(ShowCreation(circle, run_time=3))
circle.updaters = circle.tucked_away_updaters circle.updaters = circle.tucked_away_updaters
self.wait(2) self.wait(2)
self.play( self.play(
FadeInFrom(hand, 2 * IN + 2 * RIGHT), FadeIn(hand, 2 * IN + 2 * RIGHT),
run_time=2 run_time=2
) )
hand.add_updater( hand.add_updater(
@ -5896,7 +5896,7 @@ class MentionCommutativity(TeacherStudentsScene):
self.teacher.change, "raise_right_hand", self.teacher.change, "raise_right_hand",
self.get_student_changes("erm", "confused", "sassy") self.get_student_changes("erm", "confused", "sassy")
) )
self.play(FadeInFrom(words, RIGHT)) self.play(FadeIn(words, RIGHT))
self.wait(2) self.wait(2)
self.play( self.play(
ReplacementTransform(words, joke), ReplacementTransform(words, joke),
@ -5907,7 +5907,7 @@ class MentionCommutativity(TeacherStudentsScene):
self.look_at(self.screen) self.look_at(self.screen)
self.wait(3) self.wait(3)
self.play( self.play(
FadeInFrom(ji_eq), FadeIn(ji_eq),
LaggedStartMap( LaggedStartMap(
ApplyMethod, VGroup(ij_eq, general_eq), ApplyMethod, VGroup(ij_eq, general_eq),
lambda m: (m.shift, UP), lambda m: (m.shift, UP),
@ -5977,11 +5977,11 @@ class RotationsOfCube(SpecialThreeDScene):
self.add(axes, cube) self.add(axes, cube)
self.play( self.play(
Rotate(cube, 90 * DEGREES, OUT, run_time=2), Rotate(cube, 90 * DEGREES, OUT, run_time=2),
FadeInFrom(label1[0], IN), FadeIn(label1[0], IN),
) )
self.play( self.play(
Rotate(cube, 90 * DEGREES, RIGHT, run_time=2), Rotate(cube, 90 * DEGREES, RIGHT, run_time=2),
FadeInFrom(label1[1], IN), FadeIn(label1[1], IN),
) )
self.wait() self.wait()
self.play( self.play(
@ -5991,11 +5991,11 @@ class RotationsOfCube(SpecialThreeDScene):
) )
self.play( self.play(
Rotate(cube2, 90 * DEGREES, RIGHT, run_time=2), Rotate(cube2, 90 * DEGREES, RIGHT, run_time=2),
FadeInFrom(label2[0], IN), FadeIn(label2[0], IN),
) )
self.play( self.play(
Rotate(cube2, 90 * DEGREES, OUT, run_time=2), Rotate(cube2, 90 * DEGREES, OUT, run_time=2),
FadeInFrom(label2[1], IN), FadeIn(label2[1], IN),
) )
self.wait(5) self.wait(5)
@ -6196,7 +6196,7 @@ class ShareWithFriends(PiCreatureScene):
self.play( self.play(
Animation(VectorizedPoint().next_to(pi1, UL, LARGE_BUFF)), Animation(VectorizedPoint().next_to(pi1, UL, LARGE_BUFF)),
pi2.change, "sad", pi2.change, "sad",
FadeOutAndShift(bubble.content, DOWN), FadeOut(bubble.content, DOWN),
FadeInFromDown(time_words, DOWN), FadeInFromDown(time_words, DOWN),
) )
self.wait(7) self.wait(7)

40
from_3b1b/old/sir.py
View file

@ -1866,8 +1866,8 @@ class DescribeModel(Scene):
removed.move_to(words[2], DL) removed.move_to(words[2], DL)
self.play( self.play(
FadeOutAndShift(words[2], UP), FadeOut(words[2], UP),
FadeInFrom(removed, DOWN), FadeIn(removed, DOWN),
) )
self.play( self.play(
i_pi.body.change, 'pleading', removed, i_pi.body.change, 'pleading', removed,
@ -2114,7 +2114,7 @@ class KeyTakeaways(Scene):
Restore(title), Restore(title),
FadeIn(other_titles), FadeIn(other_titles),
Uncreate(temp_h_line), Uncreate(temp_h_line),
FadeOutAndShift(takeaway, DOWN, lag_ratio=0.25 / len(takeaway.family_members_with_points())) FadeOut(takeaway, DOWN, lag_ratio=0.25 / len(takeaway.family_members_with_points()))
) )
self.wait() self.wait()
@ -2285,7 +2285,7 @@ class FastForwardBy2(Scene):
FadeInFrom, triangles, FadeInFrom, triangles,
lambda m: (m, 0.4 * LEFT), lambda m: (m, 0.4 * LEFT),
), ),
FadeInFrom(label, 0.2 * LEFT), FadeIn(label, 0.2 * LEFT),
run_time=1, run_time=1,
) )
self.play( self.play(
@ -2420,14 +2420,14 @@ class SARS2002(TeacherStudentsScene):
self.play( self.play(
self.teacher.change, "raise_right_hand", self.teacher.change, "raise_right_hand",
FadeInFrom(image, DOWN, run_time=2), FadeIn(image, DOWN, run_time=2),
self.get_student_changes( self.get_student_changes(
"pondering", "thinking", "pondering", "pondering", "thinking", "pondering",
look_at_arg=image, look_at_arg=image,
) )
) )
self.play( self.play(
FadeInFrom(name, RIGHT), FadeIn(name, RIGHT),
) )
self.play( self.play(
GrowArrow(arrow), GrowArrow(arrow),
@ -2593,7 +2593,7 @@ class IntroduceR0(Scene):
name.to_edge(LEFT) name.to_edge(LEFT)
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(name, 0.5 * UP), FadeIn(name, 0.5 * UP),
) )
self.wait(5) self.wait(5)
@ -2609,10 +2609,10 @@ class IntroduceR0(Scene):
pi.set_status("S") pi.set_status("S")
self.play( self.play(
FadeOutAndShift(R_label[1], UP), FadeOut(R_label[1], UP),
FadeOutAndShift(name, UP), FadeOut(name, UP),
FadeInFrom(R0, DOWN), FadeIn(R0, DOWN),
FadeInFrom(brr, DOWN), FadeIn(brr, DOWN),
FadeOut(zeros), FadeOut(zeros),
FadeOut(count_copy), FadeOut(count_copy),
brace.match_width, R0, {"stretch": True}, brace.match_width, R0, {"stretch": True},
@ -2682,14 +2682,14 @@ class HowR0IsCalculatedHere(Scene):
self.play(Restore(words)) self.play(Restore(words))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(words[0][0], UP), FadeOut(words[0][0], UP),
FadeInFrom(estimate, DOWN), FadeIn(estimate, DOWN),
) )
self.wait() self.wait()
self.play( self.play(
Write(parens), Write(parens),
FadeInFrom(average, 0.5 * RIGHT), FadeIn(average, 0.5 * RIGHT),
self.camera.frame.shift, LEFT, self.camera.frame.shift, LEFT,
) )
self.wait() self.wait()
@ -2745,7 +2745,7 @@ class DoubleInfectionRadius(Scene):
circ.dot = dots circ.dot = dots
anims = [ShowIncreasingSubsets(dots)] anims = [ShowIncreasingSubsets(dots)]
if hasattr(circ, "label"): if hasattr(circ, "label"):
anims.append(FadeInFrom(circ.label, 0.5 * UP)) anims.append(FadeIn(circ.label, 0.5 * UP))
self.play(*anims) self.play(*anims)
self.wait() self.wait()
@ -2837,7 +2837,7 @@ class R0Categories(Scene):
for line in line_row: for line in line_row:
anims.append(ShowCreation(line)) anims.append(ShowCreation(line))
self.play(*anims) self.play(*anims)
self.play(FadeInFrom(names[0], UP)) self.play(FadeIn(names[0], UP))
self.wait() self.wait()
exp_tree = VGroup(rows, lines) exp_tree = VGroup(rows, lines)
@ -2865,7 +2865,7 @@ class R0Categories(Scene):
TransformFromCopy(dot, dot.child), TransformFromCopy(dot, dot.child),
ShowCreation(line) ShowCreation(line)
) )
self.play(FadeInFrom(names[1], UP)) self.play(FadeIn(names[1], UP))
self.wait() self.wait()
# Inverted tree # Inverted tree
@ -2874,7 +2874,7 @@ class R0Categories(Scene):
exp_tree_copy.match_x(titles[2]) exp_tree_copy.match_x(titles[2])
self.play(TransformFromCopy(exp_tree, exp_tree_copy)) self.play(TransformFromCopy(exp_tree, exp_tree_copy))
self.play(FadeInFrom(names[2], UP)) self.play(FadeIn(names[2], UP))
self.wait() self.wait()
@ -2901,8 +2901,8 @@ class RealR0Estimates(Scene):
for label, image in zip(labels, images): for label, image in zip(labels, images):
self.play( self.play(
FadeInFrom(image, DOWN), FadeIn(image, DOWN),
FadeInFrom(label, UP), FadeIn(label, UP),
) )
self.wait() self.wait()

36
from_3b1b/old/sphere_area.py
View file

@ -138,7 +138,7 @@ class AskAboutShadowRelation(SpecialThreeDScene):
Write(sphere, stroke_width=1), Write(sphere, stroke_width=1),
FadeInFromDown(sa_equation), FadeInFromDown(sa_equation),
# ShowCreation(radial_line), # ShowCreation(radial_line),
# FadeInFrom(R_label, IN), # FadeIn(R_label, IN),
) )
# self.play( # self.play(
# Transform( # Transform(
@ -459,12 +459,12 @@ class MapSphereOntoCylinder(SphereCylinderScene):
self.play( self.play(
ShowCreation(top_line), ShowCreation(top_line),
FadeInFrom(two_pi_R, IN) FadeIn(two_pi_R, IN)
) )
self.wait() self.wait()
self.play( self.play(
ShowCreation(side_line), ShowCreation(side_line),
FadeInFrom(two_R, RIGHT) FadeIn(two_R, RIGHT)
) )
self.wait() self.wait()
@ -1167,7 +1167,7 @@ class JustifyLengthStretch(ShowProjection):
self.add_fixed_orientation_mobjects(R_label) self.add_fixed_orientation_mobjects(R_label)
self.play( self.play(
ShowCreation(R_line), ShowCreation(R_line),
FadeInFrom(R_label, IN), FadeIn(R_label, IN),
) )
self.wait() self.wait()
@ -1189,7 +1189,7 @@ class JustifyLengthStretch(ShowProjection):
self.add_fixed_orientation_mobjects(d_label) self.add_fixed_orientation_mobjects(d_label)
self.play( self.play(
ShowCreation(d_line), ShowCreation(d_line),
FadeInFrom(d_label, IN), FadeIn(d_label, IN),
) )
self.wait() self.wait()
for x in range(self.d_ambiguity_iterations): for x in range(self.d_ambiguity_iterations):
@ -1263,7 +1263,7 @@ class JustifyLengthStretch(ShowProjection):
) )
self.add_fixed_in_frame_mobjects(equation, eq_d, eq_R) self.add_fixed_in_frame_mobjects(equation, eq_d, eq_R)
self.play( self.play(
FadeInFrom(equation[0], 7 * RIGHT + 2.5 * DOWN), FadeIn(equation[0], 7 * RIGHT + 2.5 * DOWN),
FadeIn(equation[1:]), FadeIn(equation[1:]),
FadeInFromDown(eq_d), FadeInFromDown(eq_d),
FadeInFromDown(eq_R), FadeInFromDown(eq_R),
@ -1751,9 +1751,9 @@ class JustifyHeightSquish(MovingCameraScene):
ShowCreation(beta_arc), ShowCreation(beta_arc),
) )
self.wait() self.wait()
self.play(FadeInFrom(alpha_label, UP)) self.play(FadeIn(alpha_label, UP))
self.wait() self.wait()
self.play(FadeInFrom(beta_label, LEFT)) self.play(FadeIn(beta_label, LEFT))
self.wait() self.wait()
self.play(ShowCreation(elbow)) self.play(ShowCreation(elbow))
self.wait() self.wait()
@ -1763,7 +1763,7 @@ class JustifyHeightSquish(MovingCameraScene):
LaggedStartMap(FadeInFromDown, equation[1:4:2]) LaggedStartMap(FadeInFromDown, equation[1:4:2])
) )
self.wait() self.wait()
self.play(FadeInFrom(equation[-2:], LEFT)) self.play(FadeIn(equation[-2:], LEFT))
self.remove(equation, movers) self.remove(equation, movers)
self.add(equation) self.add(equation)
self.wait() self.wait()
@ -1847,13 +1847,13 @@ class JustifyHeightSquish(MovingCameraScene):
beta_label1.shift(0.01 * LEFT) beta_label1.shift(0.01 * LEFT)
self.play(FadeOut(words)) self.play(FadeOut(words))
self.play(FadeInFrom(deg90, 0.1 * UP)) self.play(FadeIn(deg90, 0.1 * UP))
self.wait(0.25) self.wait(0.25)
self.play(WiggleOutThenIn(beta_label)) self.play(WiggleOutThenIn(beta_label))
self.wait(0.25) self.wait(0.25)
self.play( self.play(
ShowCreation(alpha_arc1), ShowCreation(alpha_arc1),
FadeInFrom(q_mark, 0.1 * RIGHT) FadeIn(q_mark, 0.1 * RIGHT)
) )
self.wait() self.wait()
self.play(ShowPassingFlash( self.play(ShowPassingFlash(
@ -2291,8 +2291,8 @@ class SequenceOfSpheres(SphereCylinderScene):
for i in range(n_shapes): for i in range(n_shapes):
anims = [ anims = [
FadeInFrom(spheres[i], LEFT), FadeIn(spheres[i], LEFT),
FadeInFrom(cylinders[i], LEFT), FadeIn(cylinders[i], LEFT),
] ]
if i > 0: if i > 0:
anims += [ anims += [
@ -2302,7 +2302,7 @@ class SequenceOfSpheres(SphereCylinderScene):
self.play(*anims, run_time=1) self.play(*anims, run_time=1)
self.play(GrowFromCenter(all_equals[i])) self.play(GrowFromCenter(all_equals[i]))
self.play( self.play(
FadeInFrom(q_marks, LEFT), FadeIn(q_marks, LEFT),
Write(final_arrows) Write(final_arrows)
) )
self.wait() self.wait()
@ -2699,7 +2699,7 @@ class ExercisesGiveLearning(MovingCameraScene):
self.play(ShowCreation(cross)) self.play(ShowCreation(cross))
self.play( self.play(
VGroup(lectures, cross).shift, DOWN, VGroup(lectures, cross).shift, DOWN,
FadeInFrom(exercises, UP) FadeIn(exercises, UP)
) )
self.wait() self.wait()
@ -3010,7 +3010,7 @@ class SecondProof(SpecialThreeDScene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(brace_label, IN), FadeIn(brace_label, IN),
) )
self.play( self.play(
ShowCreation(radial_line), ShowCreation(radial_line),
@ -3335,7 +3335,7 @@ class Question1(Scene):
word.circum = word.get_part_by_tex("circumference") word.circum = word.get_part_by_tex("circumference")
word.remove(word.circum) word.remove(word.circum)
self.play( self.play(
FadeOutAndShift(question, UP), FadeOut(question, UP),
FadeInFromDown(prompt), FadeInFromDown(prompt),
question.circum.replace, prompt.circum, question.circum.replace, prompt.circum,
run_time=1.5 run_time=1.5
@ -3394,7 +3394,7 @@ class Question3(Scene):
which_one.next_to(brace, DOWN, SMALL_BUFF) which_one.next_to(brace, DOWN, SMALL_BUFF)
self.add(question) self.add(question)
self.play(FadeInFrom(equation)) self.play(FadeIn(equation))
self.wait() self.wait()
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),

68
from_3b1b/old/spirals.py
View file

@ -247,7 +247,7 @@ class MathExchangeNames(Scene):
) )
names.arrange(DOWN, buff=1) names.arrange(DOWN, buff=1)
for name in names: for name in names:
self.play(FadeInFrom(name, RIGHT)) self.play(FadeIn(name, RIGHT))
self.wait() self.wait()
@ -511,7 +511,7 @@ class RefresherOnPolarCoordinates(MovingCameraScene):
self.play(ShowCreation(degree_cross)) self.play(ShowCreation(degree_cross))
self.play( self.play(
FadeOutAndShift( FadeOut(
VGroup(degree_label, degree_cross), VGroup(degree_label, degree_cross),
DOWN DOWN
), ),
@ -1074,10 +1074,10 @@ class AskAboutRelationToPrimes(TeacherStudentsScene):
), ),
self.teacher.change, "maybe", numbers, self.teacher.change, "maybe", numbers,
ShowCreation(arrow), ShowCreation(arrow),
FadeInFrom(numbers, RIGHT) FadeIn(numbers, RIGHT)
) )
self.play( self.play(
FadeInFrom(primes, LEFT), FadeIn(primes, LEFT),
) )
self.play( self.play(
LaggedStartMap(FadeInFromDown, q_marks[0]), LaggedStartMap(FadeInFromDown, q_marks[0]),
@ -1210,7 +1210,7 @@ class JustPrimesLabel(Scene):
text.to_corner(UL) text.to_corner(UL)
self.play(Write(text)) self.play(Write(text))
self.wait(3) self.wait(3)
self.play(FadeOutAndShift(text, DOWN)) self.play(FadeOut(text, DOWN))
class DirichletComingUp(Scene): class DirichletComingUp(Scene):
@ -1228,8 +1228,8 @@ class DirichletComingUp(Scene):
Group(words, image).center() Group(words, image).center()
self.play( self.play(
FadeInFrom(image, RIGHT), FadeIn(image, RIGHT),
FadeInFrom(words, LEFT), FadeIn(words, LEFT),
) )
self.wait() self.wait()
@ -1781,7 +1781,7 @@ class IntroduceResidueClassTerminology(Scene):
underline.set_color(BLUE) underline.set_color(BLUE)
self.play( self.play(
ReplacementTransform(pre_title[0], title[1]), ReplacementTransform(pre_title[0], title[1]),
FadeInFrom(title[0], RIGHT), FadeIn(title[0], RIGHT),
GrowFromCenter(underline) GrowFromCenter(underline)
) )
self.play( self.play(
@ -1961,7 +1961,7 @@ class IntroduceResidueClassTerminology(Scene):
self.play( self.play(
FadeOut(new_phrase), FadeOut(new_phrase),
FadeIn(terminology), FadeIn(terminology),
FadeOutAndShift(randy, DOWN) FadeOut(randy, DOWN)
) )
self.wait() self.wait()
self.wait(6) self.wait(6)
@ -2146,7 +2146,7 @@ class Explain44Spirals(ExplainSixSpirals):
self.play(MoveToTarget(ff)) self.play(MoveToTarget(ff))
top_line.add(ff) top_line.add(ff)
self.play(FadeInFrom(radians, LEFT)) self.play(FadeIn(radians, LEFT))
self.wait() self.wait()
self.add(rect, top_line, unit_conversion) self.add(rect, top_line, unit_conversion)
self.play( self.play(
@ -2560,7 +2560,7 @@ class IntroduceTotientJargon(TeacherStudentsScene):
MoveToTarget(words), MoveToTarget(words),
FadeOut(self.teacher.bubble), FadeOut(self.teacher.bubble),
LaggedStart(*[ LaggedStart(*[
FadeOutAndShift(pi, 4 * DOWN) FadeOut(pi, 4 * DOWN)
for pi in self.pi_creatures for pi in self.pi_creatures
]), ]),
ShowCreation(underline) ShowCreation(underline)
@ -2607,7 +2607,7 @@ class IntroduceTotientJargon(TeacherStudentsScene):
# Show coprimes # Show coprimes
self.play( self.play(
ShowIncreasingSubsets(numbers, run_time=3), ShowIncreasingSubsets(numbers, run_time=3),
FadeInFrom(words, LEFT) FadeIn(words, LEFT)
) )
self.wait() self.wait()
for group in evens, div11: for group in evens, div11:
@ -2728,7 +2728,7 @@ class IntroduceTotientJargon(TeacherStudentsScene):
self.play( self.play(
GrowFromCenter(brace), GrowFromCenter(brace),
FadeInFrom(etf, UP) FadeIn(etf, UP)
) )
self.wait() self.wait()
self.play( self.play(
@ -2870,7 +2870,7 @@ class TwoUnrelatedFacts(Scene):
self.play(ShowCreation(v_line)) self.play(ShowCreation(v_line))
self.wait() self.wait()
self.play(FadeInFrom(approx, DOWN)) self.play(FadeIn(approx, DOWN))
self.wait() self.wait()
self.play(FadeIn(residue_classes)) self.play(FadeIn(residue_classes))
self.wait() self.wait()
@ -2967,7 +2967,7 @@ class ExplainRays(Explain44Spirals):
FadeIn(fade_rect), FadeIn(fade_rect),
FadeOut(labels), FadeOut(labels),
FadeInFromLarge(box_710), FadeInFromLarge(box_710),
FadeInFrom(label_710, DOWN), FadeIn(label_710, DOWN),
ShowCreation(arrow), ShowCreation(arrow),
) )
self.wait() self.wait()
@ -3018,7 +3018,7 @@ class ExplainRays(Explain44Spirals):
FadeIn(equation[1:3]), FadeIn(equation[1:3]),
) )
self.play( self.play(
FadeInFrom(equation[3:], LEFT) FadeIn(equation[3:], LEFT)
) )
self.play(GrowFromCenter(brace)) self.play(GrowFromCenter(brace))
self.play( self.play(
@ -3204,8 +3204,8 @@ class CompareTauToApprox(Scene):
eq.set_stroke(BLACK, 8, background=True) eq.set_stroke(BLACK, 8, background=True)
self.play(LaggedStart( self.play(LaggedStart(
FadeInFrom(eqs[0], DOWN), FadeIn(eqs[0], DOWN),
FadeInFrom(eqs[1], UP), FadeIn(eqs[1], UP),
)) ))
self.play(MoveToTarget(eqs)) self.play(MoveToTarget(eqs))
self.wait() self.wait()
@ -3376,12 +3376,12 @@ class LookAtRemainderMod710(Scene):
self.add(equation) self.add(equation)
self.play( self.play(
FadeInFrom(n_label, UP), FadeIn(n_label, UP),
ShowCreation(n_arrow), ShowCreation(n_arrow),
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(r_label, DOWN), FadeIn(r_label, DOWN),
ShowCreation(r_arrow), ShowCreation(r_arrow),
) )
self.wait() self.wait()
@ -3564,14 +3564,14 @@ class DiscussPrimesMod10(Scene):
# Introduce everything # Introduce everything
self.play(LaggedStart(*[ self.play(LaggedStart(*[
FadeInFrom(label, UP) FadeIn(label, UP)
for label in labels for label in labels
])) ]))
self.wait() self.wait()
self.play( self.play(
LaggedStart(*[ LaggedStart(*[
LaggedStart(*[ LaggedStart(*[
FadeInFrom(item, LEFT) FadeIn(item, LEFT)
for item in sequence for item in sequence
]) ])
for sequence in sequences for sequence in sequences
@ -3895,8 +3895,8 @@ class PhraseDirichletsTheoremFor10(TeacherStudentsScene):
Write(rp), Write(rp),
Write(eq), Write(eq),
) )
self.play(FadeInFrom(fourth, LEFT)) self.play(FadeIn(fourth, LEFT))
self.play(FadeInFrom(lim, RIGHT)) self.play(FadeIn(lim, RIGHT))
self.play( self.play(
ChangeDecimalToValue( ChangeDecimalToValue(
x_example[1], int(1e7), x_example[1], int(1e7),
@ -3920,7 +3920,7 @@ class InsertNewResidueClasses(Scene):
for num, color in zip(nums, colors): for num, color in zip(nums, colors):
num.set_color(color) num.set_color(color)
num.add_background_rectangle(buff=SMALL_BUFF, opacity=1) num.add_background_rectangle(buff=SMALL_BUFF, opacity=1)
self.play(FadeInFrom(num, UP)) self.play(FadeIn(num, UP))
self.wait() self.wait()
@ -3997,7 +3997,7 @@ class DirichletIn1837(MovingCameraScene):
image = ImageMobject("Dirichlet") image = ImageMobject("Dirichlet")
image.set_height(3) image.set_height(3)
image.next_to(d_label, LEFT) image.next_to(d_label, LEFT)
self.play(FadeInFrom(image, RIGHT)) self.play(FadeIn(image, RIGHT))
self.wait() self.wait()
# Flash # Flash
@ -4117,12 +4117,12 @@ class PhraseDirichletsTheorem(DirichletIn1837):
self.play(ShowCreationThenFadeAround(mob)) self.play(ShowCreationThenFadeAround(mob))
self.wait() self.wait()
self.play( self.play(
FadeInFrom(r, DOWN), FadeIn(r, DOWN),
FadeOutAndShift(one, UP), FadeOut(one, UP),
) )
self.play( self.play(
FadeInFrom(N, DOWN), FadeIn(N, DOWN),
FadeOutAndShift(ten, UP), FadeOut(ten, UP),
) )
self.wait() self.wait()
self.play( self.play(
@ -4143,13 +4143,13 @@ class PhraseDirichletsTheorem(DirichletIn1837):
ShowCreationThenFadeAround(fourth), ShowCreationThenFadeAround(fourth),
) )
self.play( self.play(
FadeInFrom(one_over_phi_N[2:], LEFT), FadeIn(one_over_phi_N[2:], LEFT),
FadeOutAndShift(four, RIGHT), FadeOut(four, RIGHT),
ReplacementTransform(fourth[0], one_over_phi_N[0][0]), ReplacementTransform(fourth[0], one_over_phi_N[0][0]),
ReplacementTransform(fourth[1], one_over_phi_N[1][0]), ReplacementTransform(fourth[1], one_over_phi_N[1][0]),
) )
self.play( self.play(
FadeInFrom(phi_N_label, DOWN) FadeIn(phi_N_label, DOWN)
) )
self.wait() self.wait()
@ -4570,7 +4570,7 @@ class RandomWalkOfTopics(Scene):
Restore(title[0]), Restore(title[0]),
GrowFromCenter(title[1]), GrowFromCenter(title[1]),
FadeIn(arrow_words), FadeIn(arrow_words),
FadeInFrom(title[2], LEFT), FadeIn(title[2], LEFT),
LaggedStartMap( LaggedStartMap(
ShowCreation, sd.edges, ShowCreation, sd.edges,
run_time=3, run_time=3,

12
from_3b1b/old/turbulence.py
View file

@ -969,8 +969,8 @@ class FeynmanOnTurbulence(Scene):
Group(feynman, name, quote).center() Group(feynman, name, quote).center()
self.play( self.play(
FadeInFrom(feynman, UP), FadeIn(feynman, UP),
FadeInFrom(name, DOWN), FadeIn(name, DOWN),
Write(quote, run_time=4) Write(quote, run_time=4)
) )
self.wait() self.wait()
@ -1292,7 +1292,7 @@ class KineticEnergyBreakdown(Scene):
) )
self.wait() self.wait()
for item in left_items: for item in left_items:
self.play(FadeInFrom(item)) self.play(FadeIn(item))
self.wait() self.wait()
@ -1378,7 +1378,7 @@ class Poem(Scene):
poem.next_to(picture, RIGHT, LARGE_BUFF) poem.next_to(picture, RIGHT, LARGE_BUFF)
self.add(picture) self.add(picture)
self.play(FadeInFrom(title, DOWN)) self.play(FadeIn(title, DOWN))
self.wait() self.wait()
for word in poem: for word in poem:
if "whirl" in word.get_tex_string(): if "whirl" in word.get_tex_string():
@ -1415,7 +1415,7 @@ class SwirlDiameterD(Scene):
self.play(*map(ShowCreation, swirl)) self.play(*map(ShowCreation, swirl))
self.play( self.play(
GrowFromCenter(h_line), GrowFromCenter(h_line),
FadeInFrom(D_label, UP), FadeIn(D_label, UP),
) )
self.wait() self.wait()
@ -1540,7 +1540,7 @@ class TurbulenceGifLabel(Scene):
attribution.to_edge(DOWN) attribution.to_edge(DOWN)
self.play(Write(title)) self.play(Write(title))
self.play(FadeInFrom(attribution, UP)) self.play(FadeIn(attribution, UP))
self.wait() self.wait()

8
from_3b1b/old/wallis.py
View file

@ -2061,7 +2061,7 @@ class PlugObserverIntoPolynomial(DistanceProductScene):
] ]
self.play( self.play(
FadeInFrom(observer, direction=-vect), FadeIn(observer, direction=-vect),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.play(Write(full_name)) self.play(Write(full_name))
@ -4181,7 +4181,7 @@ class HowThisArgumentRequiresCommunitingLimits(PiCreatureScene):
) )
self.play( self.play(
GrowArrow(result_limit_arrow), GrowArrow(result_limit_arrow),
FadeInFrom(result_limit, direction=UP), FadeIn(result_limit, direction=UP),
morty.change, "confused", morty.change, "confused",
) )
self.wait(2) self.wait(2)
@ -4447,7 +4447,7 @@ class DelicacyInIntermixingSeries(Scene):
for product in products: for product in products:
self.play( self.play(
GrowArrow(product.arrow), GrowArrow(product.arrow),
FadeInFrom(product.limit, direction=LEFT) FadeIn(product.limit, direction=LEFT)
) )
self.wait() self.wait()
self.play( self.play(
@ -4518,7 +4518,7 @@ class DelicacyInIntermixingSeries(Scene):
) )
self.play( self.play(
GrowArrow(new_arrow), GrowArrow(new_arrow),
FadeInFrom(new_limit, LEFT), FadeIn(new_limit, LEFT),
bottom_product.parts[3:].fade, 1, bottom_product.parts[3:].fade, 1,
) )
self.play(FadeIn(randy)) self.play(FadeIn(randy))

112
from_3b1b/old/windmill.py
View file

@ -155,7 +155,7 @@ class IntroduceIMO(Scene):
self.play( self.play(
LaggedStart( LaggedStart(
*[ *[
FadeOutAndShift(flag, DOWN) FadeOut(flag, DOWN)
for flag in random_flags for flag in random_flags
], ],
lag_ratio=0.05, lag_ratio=0.05,
@ -299,7 +299,7 @@ class ShowTinyTao(IntroduceIMO):
class FootnoteToIMOIntro(Scene): class FootnoteToIMOIntro(Scene):
def construct(self): def construct(self):
words = TextMobject("$^*$Based on data from 2019 test") words = TextMobject("$^*$Based on data from 2019 test")
self.play(FadeInFrom(words, UP)) self.play(FadeIn(words, UP))
self.wait() self.wait()
@ -361,20 +361,20 @@ class ShowTest(Scene):
# Introduce test # Introduce test
self.play( self.play(
LaggedStart( LaggedStart(
FadeInFrom(test[0], 2 * RIGHT), FadeIn(test[0], 2 * RIGHT),
FadeInFrom(test[1], 2 * LEFT), FadeIn(test[1], 2 * LEFT),
lag_ratio=0.3, lag_ratio=0.3,
) )
) )
self.wait() self.wait()
self.play( self.play(
MoveToTarget(test, lag_ratio=0.2), MoveToTarget(test, lag_ratio=0.2),
FadeInFrom(day_labels, UP, lag_ratio=0.2), FadeIn(day_labels, UP, lag_ratio=0.2),
) )
self.wait() self.wait()
self.play( self.play(
*map(Restore, day_labels), *map(Restore, day_labels),
FadeInFrom(hour_labels, LEFT), FadeIn(hour_labels, LEFT),
) )
self.wait() self.wait()
@ -387,7 +387,7 @@ class ShowTest(Scene):
) )
self.play( self.play(
LaggedStart(*[ LaggedStart(*[
FadeInFrom(word, LEFT) FadeIn(word, LEFT)
for word in proof_words for word in proof_words
]), ]),
LaggedStart(*[ LaggedStart(*[
@ -746,7 +746,7 @@ class Describe2011IMO(IntroduceIMO):
group.shift(LEFT) group.shift(LEFT)
self.add(group) self.add(group)
self.play(FadeInFrom(year, RIGHT)) self.play(FadeIn(year, RIGHT))
self.title = group self.title = group
@ -865,7 +865,7 @@ class Describe2011IMO(IntroduceIMO):
self.play( self.play(
randy.change, "thinking", randy.change, "thinking",
LaggedStart(*[ LaggedStart(*[
FadeInFrom(word, UP) FadeIn(word, UP)
for word in words for word in words
], run_time=3, lag_ratio=0.5) ], run_time=3, lag_ratio=0.5)
) )
@ -922,7 +922,7 @@ class Describe2011IMO(IntroduceIMO):
self.wait() self.wait()
self.play( self.play(
LaggedStart(*[ LaggedStart(*[
FadeInFrom(row, UP) FadeIn(row, UP)
for row in grid.rows[2:4] for row in grid.rows[2:4]
]), ]),
LaggedStart(*[ LaggedStart(*[
@ -940,8 +940,8 @@ class Describe2011IMO(IntroduceIMO):
self.wait() self.wait()
student_counter.clear_updaters() student_counter.clear_updaters()
self.play( self.play(
FadeOutAndShift(self.title, UP), FadeOut(self.title, UP),
FadeOutAndShift(student_counter, UP), FadeOut(student_counter, UP),
grid.rows[:4].shift, 3 * UP, grid.rows[:4].shift, 3 * UP,
grid.h_lines[:3].shift, 3 * UP, grid.h_lines[:3].shift, 3 * UP,
) )
@ -1072,7 +1072,7 @@ class AskWhatsOnTest(ShowTest, MovingCameraScene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(research, DOWN), FadeIn(research, DOWN),
question.shift, 2 * UP, question.shift, 2 * UP,
) )
self.wait() self.wait()
@ -1474,8 +1474,8 @@ class IntroduceWindmill(WindmillScene):
self.play( self.play(
FadeIn(S_eq), FadeIn(S_eq),
FadeInFrom(braces[0], RIGHT), FadeIn(braces[0], RIGHT),
FadeInFrom(braces[1], LEFT), FadeIn(braces[1], LEFT),
) )
self.play( self.play(
LaggedStartMap(FadeInFromLarge, dots) LaggedStartMap(FadeInFromLarge, dots)
@ -1506,7 +1506,7 @@ class IntroduceWindmill(WindmillScene):
self.add(line, dots) self.add(line, dots)
self.play( self.play(
ShowCreation(line), ShowCreation(line),
FadeInFrom(words, LEFT), FadeIn(words, LEFT),
dots[-1].set_color, RED, dots[-1].set_color, RED,
) )
self.wait() self.wait()
@ -1515,7 +1515,7 @@ class IntroduceWindmill(WindmillScene):
FadeOut(words), FadeOut(words),
) )
self.play( self.play(
FadeOutAndShift( FadeOut(
dots[-1], 3 * RIGHT, dots[-1], 3 * RIGHT,
path_arc=-PI / 4, path_arc=-PI / 4,
rate_func=running_start, rate_func=running_start,
@ -1557,7 +1557,7 @@ class IntroduceWindmill(WindmillScene):
self.add(windmill, dots) self.add(windmill, dots)
self.play( self.play(
GrowFromCenter(windmill), GrowFromCenter(windmill),
FadeInFrom(l_label, DL), FadeIn(l_label, DL),
) )
self.wait() self.wait()
self.play( self.play(
@ -1606,7 +1606,7 @@ class IntroduceWindmill(WindmillScene):
self.rotate_to_next_pivot(windmill) self.rotate_to_next_pivot(windmill)
self.play( self.play(
FadeInFrom(q_label, LEFT), FadeIn(q_label, LEFT),
FadeOut(p_label), FadeOut(p_label),
FadeOut(arcs), FadeOut(arcs),
) )
@ -1635,8 +1635,8 @@ class IntroduceWindmill(WindmillScene):
buff=SMALL_BUFF, buff=SMALL_BUFF,
) )
self.play(FadeInFrom(p_label, UL)) self.play(FadeIn(p_label, UL))
self.play(FadeInFrom(l_label, LEFT)) self.play(FadeIn(l_label, LEFT))
self.wait() self.wait()
self.add( self.add(
@ -1845,7 +1845,7 @@ class HarderThanExpected(TeacherStudentsScene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(words, UP), FadeIn(words, UP),
self.get_student_changes(*3 * ["horrified"]), self.get_student_changes(*3 * ["horrified"]),
) )
self.wait(3) self.wait(3)
@ -1895,7 +1895,7 @@ class TraditionalDifficulty(ContrastToOtherOlympiadProblems):
self.play( self.play(
FadeIn(harder_words), FadeIn(harder_words),
GrowArrow(arrow), GrowArrow(arrow),
LaggedStart(*[FadeInFrom(p, UP) for p in p_labels[:3]]), LaggedStart(*[FadeIn(p, UP) for p in p_labels[:3]]),
LaggedStartMap(ShowCreation, rects[:3]), LaggedStartMap(ShowCreation, rects[:3]),
) )
self.wait() self.wait()
@ -1920,16 +1920,16 @@ class TraditionalDifficulty(ContrastToOtherOlympiadProblems):
Transform(big_rect, big_rects[1]), Transform(big_rect, big_rects[1]),
FadeOut(p_labels[0::3]), FadeOut(p_labels[0::3]),
FadeIn(p_labels[1::3]), FadeIn(p_labels[1::3]),
FadeOutAndShift(p_words[0::3], DOWN), FadeOut(p_words[0::3], DOWN),
FadeInFrom(p_words[1::3], UP), FadeIn(p_words[1::3], UP),
) )
self.wait() self.wait()
self.play( self.play(
Transform(big_rect, big_rects[2]), Transform(big_rect, big_rects[2]),
FadeOut(p_labels[1::3]), FadeOut(p_labels[1::3]),
FadeIn(p_labels[2::3]), FadeIn(p_labels[2::3]),
FadeOutAndShift(p_words[1::3], DOWN), FadeOut(p_words[1::3], DOWN),
FadeInFrom(p_words[2::3], UP), FadeIn(p_words[2::3], UP),
) )
self.wait() self.wait()
@ -2136,14 +2136,14 @@ class SixOnSix(Describe2011IMO):
self.play( self.play(
Write(title), Write(title),
LaggedStart(*[FadeInFrom(row, UP) for row in grid.rows]), LaggedStart(*[FadeIn(row, UP) for row in grid.rows]),
LaggedStart(*[ShowCreation(line) for line in grid.h_lines]), LaggedStart(*[ShowCreation(line) for line in grid.h_lines]),
) )
self.play(ShowCreation(six_rect)) self.play(ShowCreation(six_rect))
self.wait() self.wait()
self.play( self.play(
ReplacementTransform(six_rect, two_rect), ReplacementTransform(six_rect, two_rect),
FadeInFrom(subtitle, UP) FadeIn(subtitle, UP)
) )
self.wait() self.wait()
@ -2215,7 +2215,7 @@ class TryOutSimplestExamples(WindmillScene):
# Shift point # Shift point
self.play( self.play(
dot.next_to, words, DOWN, dot.next_to, words, DOWN,
FadeInFrom(words, RIGHT), FadeIn(words, RIGHT),
) )
windmill.point_set[3] = dot.get_center() windmill.point_set[3] = dot.get_center()
self.let_windmill_run(windmill, 4) self.let_windmill_run(windmill, 4)
@ -2239,7 +2239,7 @@ class TryOutSimplestExamples(WindmillScene):
counters = self.get_pivot_counters(windmill) counters = self.get_pivot_counters(windmill)
self.play( self.play(
LaggedStart(*[ LaggedStart(*[
FadeInFrom(counter, DOWN) FadeIn(counter, DOWN)
for counter in counters for counter in counters
]) ])
) )
@ -2329,14 +2329,14 @@ class WhereItStartsItEnds(WindmillScene):
self.play( self.play(
ShowCreation(windmill), ShowCreation(windmill),
GrowFromCenter(pivot_dot), GrowFromCenter(pivot_dot),
FadeInFrom(start_words, LEFT), FadeIn(start_words, LEFT),
) )
self.wait() self.wait()
self.start_leaving_shadows() self.start_leaving_shadows()
self.add(windmill, dots, pivot_dot) self.add(windmill, dots, pivot_dot)
half_time = PI / windmill.rot_speed half_time = PI / windmill.rot_speed
self.let_windmill_run(windmill, time=half_time) self.let_windmill_run(windmill, time=half_time)
self.play(FadeInFrom(end_words, UP)) self.play(FadeIn(end_words, UP))
self.wait() self.wait()
self.let_windmill_run(windmill, time=half_time) self.let_windmill_run(windmill, time=half_time)
self.wait() self.wait()
@ -2388,7 +2388,7 @@ class WhereItStartsItEnds(WindmillScene):
Write(middle_words), Write(middle_words),
) )
self.wait() self.wait()
self.play(FadeInFrom(proof_words2, UP)) self.play(FadeIn(proof_words2, UP))
self.wait() self.wait()
self.let_windmill_run(self.windmill, time=10) self.let_windmill_run(self.windmill, time=10)
@ -2472,7 +2472,7 @@ class FormalizeMiddle(WhereItStartsItEnds):
self.wait() self.wait()
for arrow, step in zip(arrows, steps[1:]): for arrow, step in zip(arrows, steps[1:]):
self.play( self.play(
FadeInFrom(step, UP), FadeIn(step, UP),
GrowArrow(arrow), GrowArrow(arrow),
) )
self.wait() self.wait()
@ -2615,7 +2615,7 @@ class FormalizeMiddle(WhereItStartsItEnds):
dot_rect.match_color(dot) dot_rect.match_color(dot)
dot_rects.add(dot_rect) dot_rects.add(dot_rect)
self.play(FadeInFrom(words, DOWN)) self.play(FadeIn(words, DOWN))
self.wait() self.wait()
self.play( self.play(
@ -2623,7 +2623,7 @@ class FormalizeMiddle(WhereItStartsItEnds):
self.pivot_dot.set_color, WHITE, self.pivot_dot.set_color, WHITE,
) )
self.play(FadeInFrom(example, UP)) self.play(FadeIn(example, UP))
self.play( self.play(
ShowIncreasingSubsets(dot_rects), ShowIncreasingSubsets(dot_rects),
ChangingDecimal( ChangingDecimal(
@ -2789,12 +2789,12 @@ class TalkThroughPivotChange(WindmillScene):
self.add(top_half, tips) self.add(top_half, tips)
self.play( self.play(
ShowCreationThenFadeOut(top_half), ShowCreationThenFadeOut(top_half),
FadeInFrom(top_words, -vect), FadeIn(top_words, -vect),
) )
self.add(low_half, tips) self.add(low_half, tips)
self.play( self.play(
ShowCreationThenFadeOut(low_half), ShowCreationThenFadeOut(low_half),
FadeInFrom(low_words, vect), FadeIn(low_words, vect),
) )
self.wait() self.wait()
@ -2851,7 +2851,7 @@ class TalkThroughPivotChange(WindmillScene):
blue_rect.move_to, windmill.pivot, blue_rect.move_to, windmill.pivot,
blue_rect.set_color, GREY_BROWN, blue_rect.set_color, GREY_BROWN,
old_pivot_word.move_to, new_pivot_word, old_pivot_word.move_to, new_pivot_word,
FadeOutAndShift(new_pivot_word, DL) FadeOut(new_pivot_word, DL)
) )
self.let_windmill_run(windmill, 1) self.let_windmill_run(windmill, 1)
self.wait() self.wait()
@ -3117,11 +3117,11 @@ class EvenCase(Rotate180Argument):
groups.next_to(counter_group, DOWN, aligned_edge=LEFT) groups.next_to(counter_group, DOWN, aligned_edge=LEFT)
self.play( self.play(
FadeInFrom(blues_group, UP), FadeIn(blues_group, UP),
ShowCreation(blue_rects), ShowCreation(blue_rects),
) )
self.play( self.play(
FadeInFrom(browns_group, UP), FadeIn(browns_group, UP),
ShowCreation(brown_rects), ShowCreation(brown_rects),
) )
self.wait() self.wait()
@ -3133,7 +3133,7 @@ class EvenCase(Rotate180Argument):
pivot_words.next_to(arrow, RIGHT, SMALL_BUFF) pivot_words.next_to(arrow, RIGHT, SMALL_BUFF)
self.play( self.play(
FadeInFrom(pivot_words, LEFT), FadeIn(pivot_words, LEFT),
ShowCreation(arrow), ShowCreation(arrow),
) )
self.play( self.play(
@ -3191,7 +3191,7 @@ class EvenCase(Rotate180Argument):
pivot_tracker.move_to, points[n // 2], pivot_tracker.move_to, points[n // 2],
run_time=2 run_time=2
) )
self.play(FadeInFrom(p_label, LEFT)) self.play(FadeIn(p_label, LEFT))
self.wait() self.wait()
windmill.remove_updater(update_pivot) windmill.remove_updater(update_pivot)
@ -3232,7 +3232,7 @@ class TwoTakeaways(TeacherStudentsScene):
self.change_all_student_modes("pondering") self.change_all_student_modes("pondering")
self.wait() self.wait()
for item in items: for item in items:
self.play(FadeInFrom(item, LEFT)) self.play(FadeIn(item, LEFT))
item.big = item.copy() item.big = item.copy()
item.small = item.copy() item.small = item.copy()
item.big.scale(1.5, about_edge=LEFT) item.big.scale(1.5, about_edge=LEFT)
@ -3282,7 +3282,7 @@ class EasyToFoolYourself(PiCreatureScene):
self.wait() self.wait()
self.play(morty.change, "thinking") self.play(morty.change, "thinking")
self.play( self.play(
FadeInFrom(fool_word, LEFT), FadeIn(fool_word, LEFT),
ShowCreation(fool_arrow), ShowCreation(fool_arrow),
) )
self.wait() self.wait()
@ -3510,7 +3510,7 @@ class VastSpaceOfConsiderations(Scene):
considerations.to_edge(LEFT) considerations.to_edge(LEFT)
self.play(LaggedStart(*[ self.play(LaggedStart(*[
FadeInFrom(mob, UP) FadeIn(mob, UP)
for mob in considerations for mob in considerations
], run_time=3, lag_ratio=0.2)) ], run_time=3, lag_ratio=0.2))
@ -3539,7 +3539,7 @@ class WhatStaysConstantWrapper(Scene):
self.play(FadeInFromDown(title1)) self.play(FadeInFromDown(title1))
self.wait() self.wait()
self.play( self.play(
FadeOutAndShift(title1, UP), FadeOut(title1, UP),
FadeInFromDown(title2), FadeInFromDown(title2),
) )
self.wait() self.wait()
@ -3580,10 +3580,10 @@ class CountHoles(Scene):
FadeOut(labels[0::2]), FadeOut(labels[0::2]),
) )
self.play( self.play(
FadeInFrom(equation, RIGHT), FadeIn(equation, RIGHT),
GrowArrow(arrow), GrowArrow(arrow),
) )
self.play(FadeInFrom(equation_text, UP)) self.play(FadeIn(equation_text, UP))
self.wait() self.wait()
@ -3667,7 +3667,7 @@ class TerryTaoQuote(Scene):
) )
self.wait() self.wait()
self.play( self.play(
FadeInFrom(tiny_tao, LEFT) FadeIn(tiny_tao, LEFT)
) )
self.wait() self.wait()
self.play(FadeOut(tiny_tao)) self.play(FadeOut(tiny_tao))
@ -3728,8 +3728,8 @@ class WindmillFairyTale(Scene):
self.wait() self.wait()
self.play( self.play(
LaggedStart( LaggedStart(
FadeInFrom(paths[1], RIGHT), FadeIn(paths[1], RIGHT),
FadeInFrom(paths[2], RIGHT), FadeIn(paths[2], RIGHT),
lag_ratio=0.2, lag_ratio=0.2,
run_time=3, run_time=3,
) )
@ -3761,7 +3761,7 @@ class SolveAProblemOneDay(SpiritOfIMO, PiCreatureScene):
randy.change, "pondering", randy.change, "pondering",
) )
self.play( self.play(
FadeInFrom(you, LEFT), FadeIn(you, LEFT),
GrowArrow(arrow) GrowArrow(arrow)
) )
self.wait(2) self.wait(2)
@ -4092,11 +4092,11 @@ class Thumbnail(WindmillScene):
for dot in sorted_dots[7:] for dot in sorted_dots[7:]
]), ]),
LaggedStart(*[ LaggedStart(*[
FadeOutAndShift(word, RIGHT) FadeOut(word, RIGHT)
for word in words for word in words
]), ]),
LaggedStart(*[ LaggedStart(*[
FadeOutAndShift(word, LEFT) FadeOut(word, LEFT)
for word in words2 for word in words2
]), ]),
LaggedStartMap( LaggedStartMap(

34
from_3b1b/on_hold/moduli.py
View file

@ -142,7 +142,7 @@ class TriangleModuliSpace(Scene):
similar_word.to_edge(UP) similar_word.to_edge(UP)
self.play( self.play(
FadeOutAndShift(VGroup(title, subtitle), UP), FadeOut(VGroup(title, subtitle), UP),
tri1.next_to, sim_sign, LEFT, 0.75, tri1.next_to, sim_sign, LEFT, 0.75,
tri2.next_to, sim_sign, RIGHT, 0.75, tri2.next_to, sim_sign, RIGHT, 0.75,
) )
@ -230,7 +230,7 @@ class TriangleModuliSpace(Scene):
FadeOut(not_similar_word), FadeOut(not_similar_word),
FadeOut(sim_sign), FadeOut(sim_sign),
FadeOut(sim_cross), FadeOut(sim_cross),
FadeInFrom(new_title[1], UP), FadeIn(new_title[1], UP),
) )
self.play( self.play(
ShowCreationThenDestruction(new_title_underline), ShowCreationThenDestruction(new_title_underline),
@ -380,7 +380,7 @@ class TriangleModuliSpace(Scene):
var.suspend_updating() var.suspend_updating()
var.brace.suspend_updating() var.brace.suspend_updating()
self.play( self.play(
FadeInFrom(var, DOWN), FadeIn(var, DOWN),
Write(var.brace, run_time=1), Write(var.brace, run_time=1),
# MoveToTarget(num) # MoveToTarget(num)
) )
@ -602,8 +602,8 @@ class TriangleModuliSpace(Scene):
self.play( self.play(
ShowCreation(xpy1_line), ShowCreation(xpy1_line),
# FadeInFrom(xpy1_label, DOWN), # FadeIn(xpy1_label, DOWN),
FadeInFrom(xpy1_ineq, UP) FadeIn(xpy1_ineq, UP)
) )
self.wait() self.wait()
self.play( self.play(
@ -652,7 +652,7 @@ class TriangleModuliSpace(Scene):
ms_arrow.scale(0.95) ms_arrow.scale(0.95)
self.play( self.play(
FadeInFrom(ms_words, LEFT), FadeIn(ms_words, LEFT),
) )
self.play(ShowCreation(ms_arrow)) self.play(ShowCreation(ms_arrow))
self.wait() self.wait()
@ -691,8 +691,8 @@ class TriangleModuliSpace(Scene):
) )
self.play( self.play(
ShowCreation(elbow), ShowCreation(elbow),
FadeInFrom(right_words, UP), FadeIn(right_words, UP),
FadeOutAndShift(ineqs, DOWN), FadeOut(ineqs, DOWN),
) )
self.play( self.play(
ShowCreationThenFadeOut(elbow_circle), ShowCreationThenFadeOut(elbow_circle),
@ -711,7 +711,7 @@ class TriangleModuliSpace(Scene):
arc.replace(box) arc.replace(box)
self.play( self.play(
FadeInFrom(pythag_eq, UP), FadeIn(pythag_eq, UP),
) )
self.add(arc, arc) self.add(arc, arc)
self.play(ShowCreation(arc)) self.play(ShowCreation(arc))
@ -757,10 +757,10 @@ class TriangleModuliSpace(Scene):
coord_label.set_opacity, 0, coord_label.set_opacity, 0,
FadeOut(elbow), FadeOut(elbow),
FadeIn(acute_region), FadeIn(acute_region),
FadeOutAndShift(right_words, UP), FadeOut(right_words, UP),
FadeOutAndShift(eq, UP), FadeOut(eq, UP),
FadeInFrom(acute_words, DOWN), FadeIn(acute_words, DOWN),
FadeInFrom(gt, DOWN), FadeIn(gt, DOWN),
) )
self.wait() self.wait()
self.play(tip_tracker.shift, 0.5 * RIGHT) self.play(tip_tracker.shift, 0.5 * RIGHT)
@ -769,10 +769,10 @@ class TriangleModuliSpace(Scene):
self.play( self.play(
tip_tracker.shift, 1.5 * DOWN, tip_tracker.shift, 1.5 * DOWN,
FadeIn(obtuse_region), FadeIn(obtuse_region),
FadeOutAndShift(acute_words, DOWN), FadeOut(acute_words, DOWN),
FadeOutAndShift(gt, DOWN), FadeOut(gt, DOWN),
FadeInFrom(obtuse_words, UP), FadeIn(obtuse_words, UP),
FadeInFrom(lt, UP), FadeIn(lt, UP),
) )
self.wait() self.wait()
self.play(tip_tracker.shift, 0.5 * LEFT) self.play(tip_tracker.shift, 0.5 * LEFT)

65
manimlib/animation/fading.py
View file

@ -52,73 +52,30 @@ class FadeIn(Transform):
# Below will be deprecated # Below will be deprecated
class FadeInFrom(Transform):
CONFIG = {
"direction": DOWN,
"lag_ratio": DEFAULT_ANIMATION_LAG_RATIO,
}
def __init__(self, mobject, direction=None, **kwargs): class FadeInFromDown(FadeIn):
if direction is not None:
self.direction = direction
super().__init__(mobject, **kwargs)
def create_target(self):
return self.mobject.copy()
def begin(self):
super().begin()
self.starting_mobject.shift(self.direction)
self.starting_mobject.set_opacity(0)
class FadeInFromDown(FadeInFrom):
""" """
Identical to FadeInFrom, just with a name that Identical to FadeIn, just with a name that
communicates the default communicates the default
""" """
CONFIG = {
"direction": DOWN, def __init__(self, mobject, **kwargs):
"lag_ratio": DEFAULT_ANIMATION_LAG_RATIO, super().__init__(mobject, DOWN, **kwargs)
}
class FadeOutAndShift(FadeOut): class FadeOutAndShiftDown(FadeOut):
CONFIG = {
"direction": DOWN,
}
def __init__(self, mobject, direction=None, **kwargs):
if direction is not None:
self.direction = direction
super().__init__(mobject, **kwargs)
def create_target(self):
target = super().create_target()
target.shift(self.direction)
return target
class FadeOutAndShiftDown(FadeOutAndShift):
""" """
Identical to FadeOutAndShift, just with a name that Identical to FadeOut, just with a name that
communicates the default communicates the default
""" """
CONFIG = {
"direction": DOWN, def __init__(self, mobject, **kwargs):
} super().__init__(mobject, DOWN, **kwargs)
class FadeInFromPoint(FadeIn): class FadeInFromPoint(FadeIn):
def __init__(self, mobject, point, **kwargs): def __init__(self, mobject, point, **kwargs):
self.point = point super().__init__(mobject, point - mobject.get_center(), **kwargs)
super().__init__(mobject, **kwargs)
def create_starting_mobject(self):
start = super().create_starting_mobject()
start.scale(0)
start.move_to(self.point)
return start
class FadeInFromLarge(FadeIn): class FadeInFromLarge(FadeIn):

5
manimlib/mobject/types/surface.py
View file

@ -194,6 +194,11 @@ class TexturedSurface(ParametricSurface):
self.opacity = self.uv_surface.rgbas[:, 3] self.opacity = self.uv_surface.rgbas[:, 3]
self.gloss = self.uv_surface.gloss self.gloss = self.uv_surface.gloss
def interpolate_color(self, mobject1, mobject2, alpha):
# TODO, handle multiple textures
self.opacity = interpolate(mobject1.opacity, mobject2.opacity, alpha)
return self
def set_opacity(self, opacity, family=True): def set_opacity(self, opacity, family=True):
self.opacity = opacity self.opacity = opacity
if family: if family: