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https://github.com/3b1b/manim.git
synced 2025-08-02 19:46:21 +08:00
Finally changed to
This commit is contained in:
Grant Sanderson
@ -74,17 +74,17 @@ class Introduce(TeacherStudentsScene):
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color = WHITE
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)
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self.play(FadeIn(second_deriv))
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self.dither(2)
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self.wait(2)
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self.play(Transform(second_deriv, derivs[1]))
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self.dither(2)
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self.wait(2)
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self.play(MoveToTarget(card_dot))
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self.play(ShowCreation(arrow))
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self.dither()
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self.wait()
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self.play(Transform(second_deriv, derivs[2]))
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self.change_student_modes(*["erm"]*3)
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self.dither()
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self.wait()
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self.play(second_deriv.restore)
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self.dither(2)
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self.wait(2)
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class SecondDerivativeGraphically(GraphScene):
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CONFIG = {
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@ -122,7 +122,7 @@ class SecondDerivativeGraphically(GraphScene):
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rate_func = squish_rate_func(smooth, 0.5, 1)
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)
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)
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self.dither()
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self.wait()
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self.graph = graph
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self.graph_label = graph_label
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@ -145,12 +145,12 @@ class SecondDerivativeGraphically(GraphScene):
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ss_group, target_x = self.x3,
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run_time = 5
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)
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self.dither()
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self.wait()
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self.animate_secant_slope_group_change(
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ss_group, target_x = self.x2,
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run_time = 3
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)
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self.dither()
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self.wait()
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self.ss_group = ss_group
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self.deriv = deriv
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@ -173,7 +173,7 @@ class SecondDerivativeGraphically(GraphScene):
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]
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self.play(Write(second_deriv))
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self.dither()
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self.wait()
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self.play(
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Write(words),
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ShowCreation(
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@ -227,7 +227,7 @@ class SecondDerivativeGraphically(GraphScene):
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UpdateFromFunc(dot, get_dot_update_func(positive_curve))
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)
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self.play(FadeOut(dot))
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self.dither()
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self.wait()
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self.animate_secant_slope_group_change(
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self.ss_group, target_x = self.x3,
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run_time = 4,
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@ -250,7 +250,7 @@ class SecondDerivativeGraphically(GraphScene):
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run_time = 4,
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added_anims = [Animation(negative_curve)]
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)
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self.dither(2)
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self.wait(2)
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self.play(*map(FadeOut, [
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self.graph, self.ss_group,
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negative_curve, self.second_deriv_words
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@ -305,14 +305,14 @@ class SecondDerivativeGraphically(GraphScene):
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if submob is not graph.arg_rhs.get_part_by_tex(str(x0))
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]))
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)
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self.dither()
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self.wait()
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self.play(FadeIn(graph.ss_group))
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self.animate_secant_slope_group_change(
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graph.ss_group, target_x = x0 + 1,
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run_time = 3,
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)
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self.play(FadeOut(graph.ss_group))
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self.dither()
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self.wait()
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for new_graph in graphs[1:]:
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self.play(Transform(graph, new_graph))
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self.play(Transform(
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@ -377,20 +377,20 @@ class IntroduceNotation(TeacherStudentsScene):
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RemovePiCreatureBubble(self.get_students()[1]),
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self.teacher.change_mode, "raise_right_hand"
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)
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self.dither()
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self.wait()
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self.play(ShowCreation(numerator.circle))
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self.dither()
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self.wait()
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self.play(ReplacementTransform(
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numerator.circle,
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denominator.circle,
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))
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self.dither()
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self.wait()
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self.play(
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FadeOut(denominator.circle),
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Write(dx_to_zero),
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dxs.highlight, YELLOW
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)
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self.dither()
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self.wait()
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self.play(
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FadeOut(dx_to_zero),
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*[ApplyMethod(pi.change, "plain") for pi in self.get_pi_creatures()]
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@ -401,7 +401,7 @@ class IntroduceNotation(TeacherStudentsScene):
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FadeOut(VGroup(lp, rp)),
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d_over_dx.shift, 0.8*LEFT + 0.05*UP,
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)
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self.dither()
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self.wait()
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self.play(*[
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ReplacementTransform(
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group,
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@ -414,13 +414,13 @@ class IntroduceNotation(TeacherStudentsScene):
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(VGroup(dxs[1].copy()), "^2}"),
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]
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])
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self.dither(2)
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self.wait(2)
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self.student_says(
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"How does one... \\\\ read that?",
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student_index = 0,
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)
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self.play(self.teacher.change, "happy")
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self.dither(2)
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self.wait(2)
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class HowToReadNotation(GraphScene, ReconfigurableScene):
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CONFIG = {
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@ -481,7 +481,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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brace.dx.next_to(brace, DOWN, SMALL_BUFF)
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self.play(ShowCreation(v_lines[0]))
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self.dither()
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self.wait()
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for brace, line in zip(braces, v_lines[1:]):
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self.play(
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ReplacementTransform(
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@ -491,7 +491,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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Write(brace.dx, run_time = 1),
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)
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self.play(ShowCreation(line))
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self.dither()
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self.wait()
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self.v_lines = v_lines
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self.braces = braces
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@ -546,7 +546,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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ShowCreation(df_line.arrow),
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Write(df_line.label)
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)
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self.dither(2)
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self.wait(2)
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self.df_dx_groups = df_dx_groups
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self.df_labels = df_labels
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@ -598,7 +598,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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self.play(ShowCreation(h_lines, run_time = 2))
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self.play(GrowFromCenter(ddf_brace))
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self.play(Write(ddf))
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self.dither(2)
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self.wait(2)
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self.ddf = ddf
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@ -620,9 +620,9 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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self.play(MoveToTarget(ddf))
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self.play(Write(rhs))
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self.dither()
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self.wait()
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self.play(Write(example_dx))
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self.dither(2)
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self.wait(2)
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self.play(FadeOut(example_dx))
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self.ddf = ddf
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@ -663,7 +663,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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for mob, tex in (self.ddf, "df"), (self.dx_squared, "dx")
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]
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)
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self.dither(2)
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self.wait(2)
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self.play(FadeOut(parens))
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self.play(
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left_shifter.shift, 0.2*LEFT,
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@ -671,7 +671,7 @@ class HowToReadNotation(GraphScene, ReconfigurableScene):
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ReplacementTransform(pre_exp_two, exp_two),
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ddf_over_dx_squared.get_part_by_tex("over").scale_in_place, 0.8
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)
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self.dither(2)
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self.wait(2)
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class Footnote(Scene):
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def construct(self):
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@ -730,7 +730,7 @@ class SecondDerivativeAsAcceleration(Scene):
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a_words.to_corner(UP+RIGHT )
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self.add(a_words)
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self.show_car_movement()
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self.dither()
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self.wait()
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self.a_words = a_words
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@ -824,32 +824,32 @@ class SecondDerivativeAsAcceleration(Scene):
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s_graph.next_to, s_words, LEFT
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)
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self.play(*map(FadeIn, [v_graph, v_words]) )
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self.dither(2)
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self.wait(2)
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self.play(
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v_graph.scale, 0.3,
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v_graph.next_to, v_words, LEFT
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)
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self.dither(2)
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self.wait(2)
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self.play(
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Indicate(self.a_words),
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FadeIn(a_graph),
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)
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self.dither()
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self.wait()
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self.play(FadeIn(positive_rect))
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for x in range(2):
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self.show_car_movement(
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run_time = 3,
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rate_func = lambda t : smooth(t/2.0)
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)
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self.dither()
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self.wait()
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self.play(FadeIn(negative_rect))
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self.dither()
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self.wait()
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self.play(MoveCar(
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self.car, self.line.get_end(),
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run_time = 3,
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rate_func = lambda t : 2*smooth((t+1)/2.0) - 1
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))
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self.dither()
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self.wait()
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self.play(
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a_graph.scale, 0.3,
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a_graph.next_to, self.a_words, LEFT,
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@ -866,7 +866,7 @@ class SecondDerivativeAsAcceleration(Scene):
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self.car.move_to(self.line.get_start())
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self.play(FadeIn(self.car))
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self.show_car_movement()
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self.dither(2)
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self.wait(2)
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##########
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@ -893,7 +893,7 @@ class NextVideo(Scene):
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rect.next_to(title, DOWN)
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self.add(rect)
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self.play(Write(title))
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self.dither()
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self.wait()
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class Thumbnail(SecondDerivativeGraphically):
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CONFIG = {
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Reference in New Issue
Block a user