opensource/manim
1
0
Fork 0
mirror of https://github.com/3b1b/manim.git synced 2025-07-30 05:24:22 +08:00
Code Issues Packages Projects Releases Wiki Activity

Finally changed to

Browse Source
This commit is contained in:
Grant Sanderson
2018-01-15 19:15:05 -08:00
parent 8f895f3bfc
commit 407d72bb94
91 changed files with 6314 additions and 6309 deletions
Download Patch File Download Diff File Expand all files Collapse all files

144
old_projects/putnam.py
View File

@ -133,19 +133,19 @@ class IntroducePutnam(Scene):
ReplacementTransform(six_hours.copy(), three_hours_copy),
*map(ShowCreation, rects)
)
self.dither()
self.wait()
self.play(LaggedStart(
DrawBorderThenFill, out_of_tens,
run_time = 3,
stroke_color = YELLOW
))
self.dither()
self.wait()
self.play(ReplacementTransform(
out_of_tens.copy(), VGroup(out_of_120),
submobject_mode = "lagged_start",
run_time = 2,
))
self.dither()
self.wait()
self.play(
title.next_to, median_words.copy(), LEFT, LARGE_BUFF,
MoveToTarget(out_of_120),
@ -154,7 +154,7 @@ class IntroducePutnam(Scene):
self.play(Write(median))
for difficulty in difficulties:
self.play(FadeIn(difficulty))
self.dither()
self.wait()
class NatureOf5sAnd6s(TeacherStudentsScene):
CONFIG = {
@ -173,7 +173,7 @@ class NatureOf5sAnd6s(TeacherStudentsScene):
look_at_arg = test
)
)
self.dither()
self.wait()
mover = VGroup(
test.questions[-1].copy(),
@ -196,7 +196,7 @@ class NatureOf5sAnd6s(TeacherStudentsScene):
self.change_student_modes(*["pondering"]*3)
self.play(Transform(mover[1], new_words))
self.look_at((SPACE_WIDTH*RIGHT + SPACE_HEIGHT*UP)/2)
self.dither(4)
self.wait(4)
###
@ -225,7 +225,7 @@ class OtherVideoClips(Scene):
self.play(ReplacementTransform(last_title, title))
else:
self.play(FadeIn(title))
self.dither(3)
self.wait(3)
last_title = title
class IntroduceTetrahedron(ExternallyAnimatedScene):
@ -246,13 +246,13 @@ class IntroduceTetrahedronSupplement(Scene):
num.replace(title[0], dim_to_match = 1)
num.highlight(YELLOW)
self.add(num)
self.dither(0.7)
self.wait(0.7)
self.remove(num)
self.add(title[0])
self.play(FadeIn(title[1], submobject_mode = "lagged_start"))
self.dither(2)
self.wait(2)
self.play(Write(question))
self.dither(2)
self.wait(2)
class IntroduceTetrahedronFootnote(Scene):
def construct(self):
@ -262,7 +262,7 @@ class IntroduceTetrahedronFootnote(Scene):
""")
words.to_corner(UP+LEFT)
self.add(words)
self.dither(2)
self.wait(2)
class HowDoYouStart(TeacherStudentsScene):
def construct(self):
@ -271,10 +271,10 @@ class HowDoYouStart(TeacherStudentsScene):
target_mode = "raise_left_hand"
)
self.change_student_modes("confused", "raise_left_hand", "erm")
self.dither()
self.wait()
self.teacher_says("Try a simpler case.")
self.change_student_modes(*["thinking"]*3)
self.dither(2)
self.wait(2)
class TwoDCase(Scene):
CONFIG = {
@ -328,7 +328,7 @@ class TwoDCase(Scene):
rate_func = lambda t : smooth(1-t),
remover = True
))
self.dither()
self.wait()
self.set_variables_as_attrs(circle, center_dot)
@ -357,17 +357,17 @@ class TwoDCase(Scene):
self.play(LaggedStart(DrawBorderThenFill, point_mobs))
self.play(FadeIn(triangle))
self.dither()
self.wait()
self.play(LaggedStart(Write, point_labels))
self.dither()
self.wait()
self.play(Write(question))
for x in range(self.n_initial_random_choices):
self.change_point_mobs_randomly()
self.dither()
self.wait()
angles = self.get_point_mob_angles()
target_angles = [5*np.pi/8, 7*np.pi/8, 0]
self.change_point_mobs([ta - a for a, ta in zip(angles, target_angles)])
self.dither()
self.wait()
def simplify_further(self):
morty = Mortimer().flip()
@ -390,7 +390,7 @@ class TwoDCase(Scene):
Write(bubble.content)
)
self.play(Blink(morty))
self.dither()
self.wait()
self.play(
morty.change, "happy",
morty.fade, 1,
@ -424,7 +424,7 @@ class TwoDCase(Scene):
d_thetas = 2*np.pi*np.random.random(self.n_p3_random_moves)
for d_theta in d_thetas:
self.change_point_mobs([0, 0, d_theta])
self.dither()
self.wait()
self.set_variables_as_attrs(push_pins)
@ -451,7 +451,7 @@ class TwoDCase(Scene):
)
self.change_point_mobs([0, 0, np.pi/4 - angles[1]])
self.change_point_mobs([0, 0, 0.99*np.pi], run_time = 4)
self.dither()
self.wait()
self.set_variables_as_attrs(all_arcs, arc, arc_lines)
@ -467,21 +467,21 @@ class TwoDCase(Scene):
self.play(ShowCreation(line))
self.play(FadeIn(all_arcs), Animation(point_mobs))
self.remove(self.circle)
self.dither()
self.wait()
self.play(
all_arcs.space_out_submobjects, 1.5,
Animation(point_mobs),
rate_func = there_and_back,
run_time = 1.5,
)
self.dither()
self.wait()
self.change_point_mobs(
[0, 0, np.mean(angles[:2])+np.pi-angles[2]]
)
self.dither()
self.wait()
for x in range(3):
self.change_point_mobs([0, 0, np.pi/2])
self.dither()
self.wait()
def ask_about_probability_p3_lands_in_this_arc(self):
arc = self.arc
@ -518,7 +518,7 @@ class TwoDCase(Scene):
[0, 0, 1.35*np.pi - angles[2]],
run_time = 0,
)
self.dither()
self.wait()
question.add(equals)
self.arc_prob_question = question
@ -559,7 +559,7 @@ class TwoDCase(Scene):
proportion_update = ChangingDecimal(proportion, proportion_update_func)
self.play(ShowCreation(elbow), FadeIn(ninety_degrees))
self.dither()
self.wait()
self.play(
ApplyMethod(
arc.rotate_in_place, np.pi/12,
@ -567,7 +567,7 @@ class TwoDCase(Scene):
)
)
self.play(LaggedStart(FadeIn, proportion, run_time = 1))
self.dither()
self.wait()
#Non right angles
angle_pairs = [
@ -582,7 +582,7 @@ class TwoDCase(Scene):
VGroup(elbow, ninety_degrees).fade, 1,
)
self.remove(elbow, ninety_degrees)
self.dither()
self.wait()
self.set_variables_as_attrs(proportion, proportion_update)
@ -602,7 +602,7 @@ class TwoDCase(Scene):
self.change_point_mobs_to_angles(
[1.2*np.pi, 0.3*np.pi]
)
self.dither()
self.wait()
self.set_variables_as_attrs(brace, average)
@ -637,11 +637,11 @@ class TwoDCase(Scene):
Animation(point_mobs)
)
self.update_animations.append(self.triangle_update)
self.have_p3_jump_around_randomly(8, dither_time = 0.25)
self.have_p3_jump_around_randomly(8, wait_time = 0.25)
self.play(ReplacementTransform(
self.proportion.copy(), VGroup(one_fourth)
))
self.have_p3_jump_around_randomly(32, dither_time = 0.25)
self.have_p3_jump_around_randomly(32, wait_time = 0.25)
#####
@ -801,13 +801,13 @@ class TwoDCase(Scene):
points = [pm.get_center() - self.center for pm in point_mobs]
return np.array(map(angle_of_vector, points))
def have_p3_jump_around_randomly(self, n_jumps, dither_time = 0.75, run_time = 0):
def have_p3_jump_around_randomly(self, n_jumps, wait_time = 0.75, run_time = 0):
for x in range(n_jumps):
self.change_point_mobs(
[0, 0, 2*np.pi*random.random()],
run_time = run_time
)
self.dither(dither_time)
self.wait(wait_time)
class FixThreePointsOnSphere(ExternallyAnimatedScene):
pass
@ -828,18 +828,18 @@ class AverageSizeOfSphericalTriangleSectionSupplement(Scene):
words.scale_to_fit_width(2*SPACE_WIDTH - 1)
words.to_edge(DOWN)
self.play(Write(words))
self.dither(3)
self.wait(3)
class TryASurfaceIntegral(TeacherStudentsScene):
def construct(self):
self.student_says("Can you do \\\\ a surface integral?")
self.change_student_modes("confused", "raise_left_hand", "confused")
self.dither()
self.wait()
self.teacher_says(
"I mean...you can \\emph{try}",
target_mode = "sassy",
)
self.dither(2)
self.wait(2)
class RevisitTwoDCase(TwoDCase):
CONFIG = {
@ -902,7 +902,7 @@ class RevisitTwoDCase(TwoDCase):
positions = [ORIGIN, RIGHT, LEFT]
frac.next_to(self.circle, RIGHT, 1.5*LARGE_BUFF)
def place_random_triangles(n, dither_time):
def place_random_triangles(n, wait_time):
for x in range(n):
self.change_point_mobs_randomly(run_time = 0)
contain_center = self.points_contain_center(
@ -921,7 +921,7 @@ class RevisitTwoDCase(TwoDCase):
decimal.next_to(frac, RIGHT, SMALL_BUFF)
self.add(decimal, *nums)
self.dither(dither_time)
self.wait(wait_time)
self.remove(decimal, *nums)
return VGroup(decimal, *nums)
@ -932,7 +932,7 @@ class RevisitTwoDCase(TwoDCase):
place_random_triangles(10, 0.25)
nums = place_random_triangles(self.n_random_trials, 0.05)
self.add(nums)
self.dither()
self.wait()
self.play(*map(FadeOut, [frac, nums, title]))
def add_lines_and_comment_on_them(self):
@ -959,13 +959,13 @@ class RevisitTwoDCase(TwoDCase):
LaggedStart(FadeIn, arcs, run_time = 1),
Animation(self.point_mobs),
)
self.dither()
self.wait()
self.add(center_line_shadows)
self.play(MoveToTarget(center_lines))
self.play(ShowCreation(rect), Write(words1))
self.dither(2)
self.wait(2)
self.play(ReplacementTransform(words1, words2))
self.dither(2)
self.wait(2)
self.play(
center_lines.restore,
center_lines.fade, 1,
@ -1034,7 +1034,7 @@ class RevisitTwoDCase(TwoDCase):
ShowCreation(cross),
point_label_groups.fade, 1,
)
self.dither()
self.wait()
#Choose two random lines
self.center_lines_update.update(1)
@ -1051,8 +1051,8 @@ class RevisitTwoDCase(TwoDCase):
for x in range(6):
point_mob.rotate(np.pi, about_point = self.center)
self.point_labels_update.update(1)
self.dither(0.5)
self.dither(0.5)
self.wait(0.5)
self.wait(0.5)
def choose_p1_and_p2():
for group in point_label_groups[:2]:
@ -1100,9 +1100,9 @@ class RevisitTwoDCase(TwoDCase):
p3_group.restore,
p3_group.set_fill, YELLOW, 1
)
self.dither()
self.wait()
self.play(Swap(*words[2:4]))
self.dither()
self.wait()
#Once the continuous randomness is handled
rect = SurroundingRectangle(VGroup(words[1], words[3]))
@ -1114,7 +1114,7 @@ class RevisitTwoDCase(TwoDCase):
self.play(ShowCreation(rect))
self.play(GrowFromCenter(brace))
self.play(Write(brace_text))
self.dither()
self.wait()
self.random_procedure_words = words
@ -1148,7 +1148,7 @@ class RevisitTwoDCase(TwoDCase):
*self.update_animations,
run_time = np.sqrt(2)/4 #Hacky reasons to be irrational
)
self.dither()
self.wait()
self.revert_to_original_skipping_status()
do_the_rounds()
@ -1157,10 +1157,10 @@ class RevisitTwoDCase(TwoDCase):
self.update_animations.remove(arc_update)
self.update_animations.remove(second_arc_update)
self.play(FadeIn(self.triangle))
self.dither()
self.wait()
self.update_animations.insert(0, self.triangle_update)
do_the_rounds()
self.dither()
self.wait()
self.change_point_mobs_randomly()
for x in range(2):
do_the_rounds()
@ -1172,7 +1172,7 @@ class ThisIsWhereItGetsGood(TeacherStudentsScene):
target_mode = "hooray"
)
self.change_student_modes(*["hooray"]*3)
self.dither(2)
self.wait(2)
class ContrastTwoRandomProcesses(TwoDCase):
CONFIG = {
@ -1220,7 +1220,7 @@ class ContrastTwoRandomProcesses(TwoDCase):
self.show_creation_of_circle_group(left_circles)
self.play(Write(vs))
self.show_creation_of_circle_group(right_circles)
self.dither()
self.wait()
def show_creation_of_circle_group(self, group):
circles = group[:3]
@ -1272,12 +1272,12 @@ class Rewrite3DRandomProcedure(Scene):
)
self.play(FadeIn(words[0]))
self.play(ShowCreation(cross))
self.dither()
self.wait()
self.play(LaggedStart(FadeIn, words[1]))
self.play(LaggedStart(FadeIn, words[2]))
self.dither(2)
self.wait(2)
self.play(Write(words[3]))
self.dither(3)
self.wait(3)
class AntipodalViewOfThreeDCase(ExternallyAnimatedScene):
pass
@ -1293,7 +1293,7 @@ class ThreeDAnswer(Scene):
words[1].highlight(BLUE)
self.play(Write(words))
self.dither(2)
self.wait(2)
class FormalWriteupScreenCapture(ExternallyAnimatedScene):
pass
@ -1311,7 +1311,7 @@ class Formality(TeacherStudentsScene):
target_mode = "sassy"
)
self.change_student_modes("confused", "sassy", "erm")
self.dither()
self.wait()
self.play(
Write(words),
FadeOut(self.students[1].bubble),
@ -1322,7 +1322,7 @@ class Formality(TeacherStudentsScene):
*["pondering"]*3,
look_at_arg = words
)
self.dither(8)
self.wait(8)
class ProblemSolvingTakeaways(Scene):
def construct(self):
@ -1349,10 +1349,10 @@ class ProblemSolvingTakeaways(Scene):
points.next_to(group, DOWN, LARGE_BUFF)
self.play(Write(title), ShowCreation(underline))
self.dither()
self.wait()
for point in points:
self.play(Write(point))
self.dither(3)
self.wait(3)
class BrilliantPuzzle(PiCreatureScene):
CONFIG = {
@ -1403,7 +1403,7 @@ class BrilliantPuzzle(PiCreatureScene):
lambda m : (m.change, "horrified", m.test)
)
)
self.dither()
self.wait()
self.play(LaggedStart(
ApplyMethod, students,
lambda m : (m.change, "conniving")
@ -1411,13 +1411,13 @@ class BrilliantPuzzle(PiCreatureScene):
self.play(LaggedStart(ShowCreation, arrows))
for x in range(2):
self.swap_arrows_randomly(arrows)
self.dither()
self.wait()
circles = self.circle_students()
self.play(Write(question))
for x in range(10):
self.swap_arrows_randomly(arrows, FadeOut(circles))
circles = self.circle_students()
self.dither()
self.wait()
####
@ -1505,15 +1505,15 @@ class Promotion(PiCreatureScene):
self.pi_creature.change, "raise_right_hand"
)
self.play(ShowCreation(rect))
self.dither(2)
self.wait(2)
self.change_mode("thinking")
self.dither()
self.wait()
self.look_at(url)
self.dither(10)
self.wait(10)
self.change_mode("happy")
self.dither(10)
self.wait(10)
self.change_mode("raise_right_hand")
self.dither(10)
self.wait(10)
self.remove(rect)
self.play(
@ -1522,7 +1522,7 @@ class Promotion(PiCreatureScene):
url_rect = SurroundingRectangle(url)
self.play(ShowCreation(url_rect))
self.play(FadeOut(url_rect))
self.dither(3)
self.wait(3)
class AddedPromoWords(Scene):
def construct(self):
@ -1536,7 +1536,7 @@ class AddedPromoWords(Scene):
words.highlight_by_tex("pi", PINK)
self.play(Write(words))
self.dither()
self.wait()
class PatreonThanks(PatreonEndScreen):
CONFIG = {