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tweaking EoP Chapter 1 (Brick Row Scene finish confirmed?)
This commit is contained in:
Ben Hambrecht
@ -152,7 +152,7 @@ class BrickRowScene(PiCreatureScene):
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def merge_tallies(self, row, target_pos = UP):
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r = row.subdiv_level
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if np.all(target_pos == DOWN):
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@ -218,7 +218,8 @@ class BrickRowScene(PiCreatureScene):
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def construct(self):
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self.force_skipping()
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randy = self.get_primary_pi_creature()
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randy = randy.scale(0.5).move_to(3*DOWN + 6*LEFT)
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#self.add(randy)
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@ -789,6 +790,9 @@ class BrickRowScene(PiCreatureScene):
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self.wait()
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self.row = self.merge_rects_by_subdiv(self.row)
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self.revert_to_original_skipping_status()
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self.wait()
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@ -832,23 +836,16 @@ class BrickRowScene(PiCreatureScene):
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index = 0
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old_tally_sizes = [choose(n,i) for i in range(n + 1)]
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new_tally_sizes = [choose(n + 1,i) for i in range(n + 2)]
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for i in range(n + 2):
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size = new_tally_sizes[i]
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grouped_target_outcomes.add(VGroup(target_outcomes[index:index + size]))
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index += size
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self.play(
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Transform(grouped_outcomes[k][0],grouped_target_outcomes[k][0][old_tally_sizes[k - 1]:])
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)
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self.play(
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Transform(grouped_outcomes_copy[k][0],grouped_target_outcomes[k + 1][0][:old_tally_sizes[k]])
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)
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old_tally_sizes.append(0) # makes the edge cases work properly
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# split the other tallies
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for i in range(k) + range(k + 1, n + 1):
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# split all tallies
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for i in range(n + 1):
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self.play(
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Transform(grouped_outcomes[i][0],
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grouped_target_outcomes[i][0][old_tally_sizes[i - 1]:]
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@ -857,7 +854,7 @@ class BrickRowScene(PiCreatureScene):
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grouped_target_outcomes[i + 1][0][:old_tally_sizes[i]]
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)
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)
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return
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self.wait()
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@ -921,6 +918,7 @@ class BrickRowScene(PiCreatureScene):
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self.play(FadeOut(new_tallies))
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self.clear()
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self.row = BrickRow(3)
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self.add(randy, self.row)
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@ -950,6 +948,227 @@ class BrickRowScene(PiCreatureScene):
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class ShowProbsInBrickRow3(BrickRowScene):
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def construct(self):
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randy = self.get_primary_pi_creature()
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randy = randy.scale(0.5).move_to(3*DOWN + 6*LEFT)
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#self.add(randy)
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self.row = BrickRow(3, height = 2, width = 10)
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self.wait()
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self.add(self.row)
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tallies = VGroup()
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for (i, rect) in enumerate(self.row.get_rects_for_level(3)):
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tally = TallyStack(3-i, i, show_decimals = False)
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tally.move_to(rect)
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tallies.add(tally)
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self.add(tallies)
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self.wait(6)
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braces = VGroup(*[Brace(rect, UP) for rect in self.row.rects])
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counts = [choose(3, i) for i in range(4)]
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probs = VGroup(*[TexMobject("{" + str(k) + "\over 8}") for k in counts])
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for (brace, prob) in zip(braces, probs):
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prob.next_to(brace, UP)
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self.wait()
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self.play(
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LaggedStart(ShowCreation, braces, run_time = 3),
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LaggedStart(Write, probs, run_time = 3)
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)
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self.wait()
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self.play(FadeOut(braces),FadeOut(probs))
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class ShowOutcomesInBrickRow4(BrickRowScene):
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def construct(self):
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randy = self.get_primary_pi_creature()
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randy = randy.scale(0.5).move_to(3*DOWN + 6*LEFT)
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#self.add(randy)
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self.row = BrickRow(3, height = 2, width = 10)
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previous_row = self.row.copy()
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v = 1.25 * self.row.height * UP
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self.play(
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previous_row.shift, v,
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)
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self.add(self.row)
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self.add(previous_row)
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self.wait()
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previous_outcomes = previous_row.get_outcome_rects_for_level(3,
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with_labels = True, inset = True)
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previous_outcomes_copy = previous_outcomes.copy()
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self.play(
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LaggedStart(FadeIn, previous_outcomes),
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LaggedStart(FadeIn, previous_outcomes_copy),
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)
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self.wait()
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new_outcomes = self.row.get_outcome_rects_for_level(4,
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with_labels = True, inset = True)
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# remove each last coin
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new_outcomes_left = VGroup(
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new_outcomes[0],
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new_outcomes[2],
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new_outcomes[3],
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new_outcomes[4],
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new_outcomes[8],
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new_outcomes[9],
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new_outcomes[10],
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new_outcomes[14]
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)
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new_outcomes_right = VGroup(
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new_outcomes[1],
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new_outcomes[5],
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new_outcomes[6],
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new_outcomes[7],
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new_outcomes[11],
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new_outcomes[12],
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new_outcomes[13],
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new_outcomes[15]
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)
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heads_labels = VGroup(*[outcome.label[-1] for outcome in new_outcomes_left])
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tails_labels = VGroup(*[outcome.label[-1] for outcome in new_outcomes_right])
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heads_labels.save_state()
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tails_labels.save_state()
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for outcome in new_outcomes:
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outcome.label[-1].fade(1)
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run_time = 0.5
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self.play(Transform(previous_outcomes[0], new_outcomes_left[0], run_time = run_time))
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self.play(Transform(previous_outcomes[1:4], new_outcomes_left[1:4], run_time = run_time))
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self.play(Transform(previous_outcomes[4:7], new_outcomes_left[4:7], run_time = run_time))
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self.play(Transform(previous_outcomes[7], new_outcomes_left[7], run_time = run_time))
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self.play(heads_labels.restore)
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self.play(Transform(previous_outcomes_copy[0], new_outcomes_right[0], run_time = run_time))
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self.play(Transform(previous_outcomes_copy[1:4], new_outcomes_right[1:4], run_time = run_time))
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self.play(Transform(previous_outcomes_copy[4:7], new_outcomes_right[4:7], run_time = run_time))
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self.play(Transform(previous_outcomes_copy[7], new_outcomes_right[7], run_time = run_time))
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self.play(tails_labels.restore)
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self.wait()
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anims = [FadeOut(previous_outcomes),FadeOut(previous_outcomes_copy)]
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for outcome in new_outcomes_left:
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anims.append(FadeOut(outcome.label[-1]))
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for outcome in new_outcomes_right:
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anims.append(FadeOut(outcome.label[-1]))
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self.play(*anims)
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self.wait()
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class SplitTalliesIntoBrickRow4(BrickRowScene):
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def construct(self):
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randy = self.get_primary_pi_creature()
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randy = randy.scale(0.5).move_to(3*DOWN + 6*LEFT)
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#self.add(randy)
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self.row = BrickRow(3, height = 2, width = 10)
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previous_row = self.row.copy()
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v = 1.25 * self.row.height * UP
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self.play(
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previous_row.shift, v,
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)
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tallies = VGroup()
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for (i, rect) in enumerate(previous_row.get_rects_for_level(3)):
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tally = TallyStack(3-i, i, show_decimals = True)
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tally.move_to(rect)
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tallies.add(tally)
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moving_tallies_left = tallies.copy()
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moving_tallies_right = tallies.copy()
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self.add(self.row, previous_row)
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self.add_foreground_mobject(tallies)
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self.add_foreground_mobject(moving_tallies_left)
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self.add_foreground_mobject(moving_tallies_right)
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self.play(SplitRectsInBrickWall(self.row))
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anims = []
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for (tally, rect) in zip(moving_tallies_left, previous_row.rects):
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anims.append(tally.move_to)
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anims.append(rect.get_center() + rect.get_width() * 0.25 * LEFT)
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self.play(*anims)
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new_tallies_left = VGroup()
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for (i, tally) in enumerate(moving_tallies_left):
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new_tally = TallyStack(4-i,i, with_labels = True)
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new_tally.move_to(tally)
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new_tallies_left.add(new_tally)
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self.play(Transform(moving_tallies_left, new_tallies_left))
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anims = []
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for (tally, rect) in zip(moving_tallies_right, previous_row.rects):
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anims.append(tally.move_to)
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anims.append(rect.get_center() + rect.get_width() * 0.25 * RIGHT)
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self.play(*anims)
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new_tallies_right = VGroup()
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for (i, tally) in enumerate(moving_tallies_right):
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new_tally = TallyStack(3-i,i+1, with_labels = True)
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new_tally.move_to(tally)
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new_tallies_right.add(new_tally)
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self.play(Transform(moving_tallies_right, new_tallies_right))
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hypothetical_new_row = BrickRow(4, height = 2, width = 10)
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anims = []
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for (tally, rect) in zip(moving_tallies_left[1:], hypothetical_new_row.rects[1:-1]):
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anims.append(tally.move_to)
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anims.append(rect)
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for (tally, rect) in zip(moving_tallies_right[:-1], hypothetical_new_row.rects[1:-1]):
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anims.append(tally.move_to)
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anims.append(rect)
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self.play(*anims)
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self.wait()
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self.row = self.merge_rects_by_subdiv(self.row)
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self.wait()
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self.row = self.merge_rects_by_coloring(self.row)
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self.wait()
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@ -42,15 +42,16 @@ class GenericMorphBrickRowIntoHistogram(Scene):
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rect.set_stroke(color = WHITE, width = 3)
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self.wait()
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self.play(self.row.rects.space_out_submobjects, {"factor" : 1.3})
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self.play(
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self.row.rects.space_out_submobjects, {"factor" : 1.3},
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FadeOut(tallies)
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)
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self.wait()
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anims = []
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for brick in self.row.rects:
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anims.append(brick.rotate)
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anims.append(TAU/4)
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if self.show_tallies:
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anims.append(FadeOut(tallies))
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self.play(*anims)
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self.wait()
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@ -74,6 +75,7 @@ class GenericMorphBrickRowIntoHistogram(Scene):
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self.wait()
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class MorphBrickRowIntoHistogram3(GenericMorphBrickRowIntoHistogram):
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CONFIG = {
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@ -87,6 +89,8 @@ class MorphBrickRowIntoHistogram3(GenericMorphBrickRowIntoHistogram):
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def construct(self):
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super(MorphBrickRowIntoHistogram3,self).construct()
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@ -40,7 +40,7 @@ class ProbabilityDistributions(PiCreatureScene):
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self.add(unit_rect, rain_rect, sun_rect)
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rain = SVGMobject(file_name = "rain").scale(0.35)
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rain = SVGMobject(file_name = "rain").scale(0.25)
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sun = SVGMobject(file_name = "sun").scale(0.35)
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rain.flip().move_to(rain_rect)
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@ -156,7 +156,7 @@ class ProbabilityDistributions(PiCreatureScene):
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FadeOut(p_sun_whole_label),
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)
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self.wait(3)
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# DOUBLE DICE THROW
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@ -193,7 +193,6 @@ class ProbabilityDistributions(PiCreatureScene):
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# FadeIn(dice_unit_rect),
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# FadeIn(dice_table.rows)
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# )
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self.add(dice_unit_rect, dice_table_rows)
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for (cell, label) in zip(dice_table.cells, dice_table.labels):
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cell.add(label)
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@ -202,9 +201,13 @@ class ProbabilityDistributions(PiCreatureScene):
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# LaggedStart(FadeIn, dice_table_grouped_cells,
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# lag_ratio = lag_ratio, run_time = run_time)
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# )
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self.add(dice_table_grouped_cells)
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self.play(
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FadeIn(dice_table_grouped_cells),
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FadeIn(dice_unit_rect),
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FadeIn(dice_table.rows)
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)
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self.wait()
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self.wait(3)
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self.play(
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@ -212,18 +215,19 @@ class ProbabilityDistributions(PiCreatureScene):
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rate_func=there_and_back_with_pause,
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run_time=run_time
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)
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dice_table.add(dice_unit_rect)
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dice_table_target = dice_table.copy()
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dice_table_target.scale(0.5).to_corner(UR, buff = LARGE_BUFF)
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dice_table_target.shift(0.4*UP)
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self.play(Transform(dice_table, dice_table_target))
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self.play(
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FadeOut(dice_table.rows),
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FadeOut(dice_unit_rect),
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)
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dice_table_target = dice_table.copy()
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dice_table_target.scale(0.5).to_corner(UR, buff = MED_LARGE_BUFF)
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self.play(Transform(dice_table, dice_table_target))
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self.wait()
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self.wait(3)
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# TITLE
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@ -236,16 +240,17 @@ class ProbabilityDistributions(PiCreatureScene):
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ShowCreation(text_rect)
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)
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self.wait()
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self.wait(3)
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# COIN FLIP
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coin_flip_rect = BrickRow(3, height = 2, width = 10)
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brick_row = BrickRow(3, height = 2, width = 10)
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coin_flip_rect = VGroup(brick_row)
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tallies = VGroup()
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for (i, brick) in enumerate(coin_flip_rect.rects):
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for (i, brick) in enumerate(brick_row.rects):
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tally = TallyStack(3 - i, i)
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tally.move_to(brick)
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tallies.add(tally)
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@ -257,7 +262,7 @@ class ProbabilityDistributions(PiCreatureScene):
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counts = [1, 3, 3, 1]
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braces = VGroup()
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labels = VGroup()
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for (rect, count) in zip(coin_flip_rect.rects, counts):
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for (rect, count) in zip(brick_row.rects, counts):
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label = TexMobject("{" + str(count) + "\over 8}").scale(0.5)
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brace = Brace(rect, DOWN)
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label.next_to(brace, DOWN)
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@ -271,15 +276,13 @@ class ProbabilityDistributions(PiCreatureScene):
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coin_flip_rect.add(braces, labels)
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coin_flip_rect.target = coin_flip_rect.copy().scale(0.6)
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coin_flip_rect.target.to_corner(UR, buff = MED_LARGE_BUFF)
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coin_flip_rect.target.shift(DOWN)
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self.wait(6)
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self.wait()
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outcomes = coin_flip_rect.get_outcome_rects_for_level(3, with_labels = True,
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outcomes = brick_row.get_outcome_rects_for_level(3, with_labels = True,
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inset = True)
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outcomes.scale(0.65)
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outcomes.move_to(brick_row.get_center())
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outcome_braces = VGroup(*[
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Brace(outcome, DOWN) for outcome in outcomes
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])
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@ -297,7 +300,8 @@ class ProbabilityDistributions(PiCreatureScene):
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FadeIn(outcome_labels)
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)
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self.wait()
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self.wait(10)
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@ -71,9 +71,11 @@ class QuizResult(PiCreatureScene):
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all_quizzes.add(quiz_copy)
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master_quiz = get_example_quiz()
|
||||
self.play(ShowCreation(master_quiz))
|
||||
self.play(ShowCreation(master_quiz), run_time = 2)
|
||||
self.wait()
|
||||
self.play(Transform(master_quiz, all_quizzes[0]))
|
||||
|
||||
self.wait()
|
||||
|
||||
self.play(LaggedStart(FadeIn,all_quizzes))
|
||||
|
||||
grades_mob = VGroup()
|
||||
@ -83,6 +85,7 @@ class QuizResult(PiCreatureScene):
|
||||
grades_mob.add(grade_mob)
|
||||
|
||||
self.remove(master_quiz)
|
||||
self.wait()
|
||||
self.play(
|
||||
FadeOut(all_quizzes),
|
||||
FadeIn(grades_mob)
|
||||
@ -99,13 +102,53 @@ class QuizResult(PiCreatureScene):
|
||||
slot.scale(0.5).move_to(quiz)
|
||||
students_points_mob.add(slot)
|
||||
|
||||
self.wait()
|
||||
self.play(
|
||||
#all_students.fade, 0,
|
||||
FadeOut(grades_mob),
|
||||
FadeIn(students_points_mob)
|
||||
)
|
||||
|
||||
all_students.save_state()
|
||||
students_points_mob.save_state()
|
||||
self.wait()
|
||||
randy = all_students[0]
|
||||
morty = all_students[nb_students_y]
|
||||
all_other_students = VGroup(*all_students)
|
||||
all_other_students.remove(randy, morty)
|
||||
randy_points = students_points_mob[0]
|
||||
morty_points = students_points_mob[nb_students_y]
|
||||
all_other_points = VGroup(*students_points_mob)
|
||||
all_other_points.remove(randy_points, morty_points)
|
||||
self.play(
|
||||
all_other_students.fade, 0.8,
|
||||
all_other_points.fade, 0.8,
|
||||
)
|
||||
self.wait()
|
||||
scale = 1.5
|
||||
self.play(randy_points.scale,scale)
|
||||
self.play(randy_points.scale,1.0/scale, morty_points.scale,scale)
|
||||
self.play(morty_points.scale,1.0/scale)
|
||||
|
||||
self.wait()
|
||||
self.play(
|
||||
all_students.restore,
|
||||
students_points_mob.restore,
|
||||
)
|
||||
|
||||
self.wait()
|
||||
anims = []
|
||||
for points in students_points_mob:
|
||||
anims.append(points.scale)
|
||||
anims.append(scale)
|
||||
self.play(*anims)
|
||||
|
||||
self.wait()
|
||||
anims = []
|
||||
for points in students_points_mob:
|
||||
anims.append(points.scale)
|
||||
anims.append(1.0/scale)
|
||||
self.play(*anims)
|
||||
|
||||
anims = []
|
||||
anchor_point = 3 * DOWN + 1 * LEFT
|
||||
@ -114,6 +157,7 @@ class QuizResult(PiCreatureScene):
|
||||
anims.append(anchor_point + grade * RIGHT + grades_count * UP)
|
||||
anims.append(FadeOut(students_points_mob))
|
||||
|
||||
self.wait()
|
||||
self.play(*anims)
|
||||
|
||||
grade_labels = VGroup()
|
||||
@ -125,6 +169,7 @@ class QuizResult(PiCreatureScene):
|
||||
out_of_label = TextMobject("out of 3", color = highlight_color)
|
||||
out_of_label.next_to(grade_labels, RIGHT, buff = MED_LARGE_BUFF)
|
||||
grade_labels.add(out_of_label)
|
||||
self.wait()
|
||||
self.play(Write(grade_labels))
|
||||
|
||||
grade_hist = Histogram(
|
||||
@ -138,6 +183,7 @@ class QuizResult(PiCreatureScene):
|
||||
)
|
||||
grade_hist.move_to(all_students)
|
||||
|
||||
self.wait()
|
||||
self.play(
|
||||
FadeIn(grade_hist),
|
||||
FadeOut(all_students)
|
||||
@ -145,12 +191,13 @@ class QuizResult(PiCreatureScene):
|
||||
|
||||
|
||||
nb_students_label = TextMobject("\# of students", color = highlight_color)
|
||||
nb_students_label.move_to(5 * LEFT + 2 * UP)
|
||||
nb_students_label.move_to(5 * RIGHT + 1 * UP)
|
||||
arrows = VGroup(*[
|
||||
Arrow(nb_students_label.get_right(), grade_hist.bars[i].get_center(),
|
||||
Arrow(nb_students_label.get_left(), grade_hist.bars[i].get_center(),
|
||||
color = highlight_color)
|
||||
for i in range(4)
|
||||
])
|
||||
self.wait()
|
||||
self.play(Write(nb_students_label), LaggedStart(GrowArrow,arrows))
|
||||
|
||||
percentage_label = TextMobject("\% of students", color = highlight_color)
|
||||
@ -167,6 +214,7 @@ class QuizResult(PiCreatureScene):
|
||||
new_label.move_to(label)
|
||||
anims.append(Transform(label, new_label))
|
||||
anims.append(ReplacementTransform(nb_students_label, percentage_label))
|
||||
self.wait()
|
||||
self.play(*anims)
|
||||
|
||||
self.remove(all_quizzes)
|
||||
@ -177,10 +225,12 @@ class QuizResult(PiCreatureScene):
|
||||
pi.move_to(x * RIGHT + y * UP)
|
||||
all_students.scale(0.8)
|
||||
all_students.to_corner(DOWN + LEFT)
|
||||
self.wait()
|
||||
self.play(FadeIn(all_students))
|
||||
|
||||
prob_label = TextMobject("probability", color = highlight_color)
|
||||
prob_label.move_to(percentage_label)
|
||||
self.wait()
|
||||
self.play(
|
||||
all_students[8].set_color, MAROON_E,
|
||||
#all_students[:8].fade, 0.6,
|
||||
@ -188,6 +238,7 @@ class QuizResult(PiCreatureScene):
|
||||
ReplacementTransform(percentage_label, prob_label)
|
||||
)
|
||||
|
||||
self.wait()
|
||||
self.play(
|
||||
FadeOut(prob_label),
|
||||
FadeOut(arrows)
|
||||
@ -210,6 +261,7 @@ class QuizResult(PiCreatureScene):
|
||||
rate_func = linear
|
||||
)
|
||||
|
||||
self.wait()
|
||||
for i in range(3):
|
||||
self.play(flash_hist, flash_class)
|
||||
self.remove(flash_hist.prototype_cell)
|
||||
|
||||
@ -179,7 +179,6 @@ class BrickRow(VMobject):
|
||||
|
||||
|
||||
|
||||
|
||||
class SplitRectsInBrickWall(AnimationGroup):
|
||||
|
||||
def __init__(self, mobject, **kwargs):
|
||||
|
||||
Reference in New Issue
Block a user