diff --git a/active_projects/name_animation.py b/active_projects/name_animation.py new file mode 100644 index 0000000000..2ff96bff27 --- /dev/null +++ b/active_projects/name_animation.py @@ -0,0 +1,75 @@ +from big_ol_pile_of_manim_imports import * + +NAME_WITH_SPACES = "Prime Meridian" +DIAMETER = 3.0 +RADIUS = DIAMETER / 2 +LETTER_SCALE = 1 + +class NameAnimationScene(Scene): + + def construct(self): + + name = ''.join(NAME_WITH_SPACES.split(' ')) + letters = list(name) + nb_letters = len(letters) + randy = PiCreature() + randy.move_to(ORIGIN).scale_to_fit_height(0.5 * DIAMETER) + randy.set_color(BLUE_E) + randy.look_at(UP + RIGHT) + self.add(randy) + dtheta = TAU/nb_letters + angles = np.arange(TAU/4,-3 * TAU / 4,-dtheta) + name_mob = VGroup() + for (letter, angle) in zip(letters, angles): + letter_mob = TextMobject(letter).scale(LETTER_SCALE) + pos = RADIUS * np.cos(angle) * RIGHT + RADIUS * np.sin(angle) * UP + letter_mob.move_to(pos) + name_mob.add(letter_mob) + + pos2 = RADIUS * np.cos(angles[2]) * RIGHT + RADIUS * np.sin(angles[2]) * UP + + self.play( + LaggedStart(Write, name_mob, run_time = 3), + ApplyMethod(randy.look_at, pos2, run_time = 3) + ) + + for i in range(2,nb_letters + 2): + + group = [] + + for (j,letter_mob) in enumerate(name_mob.submobjects): + + new_angle = TAU / 4 - i * j * dtheta + new_pos = RADIUS * np.cos(new_angle) * RIGHT + RADIUS * np.sin(new_angle) * UP + letter_mob.target = letter_mob.copy().move_to(new_pos) + anim = MoveToTarget(letter_mob, path_arc = - j * dtheta) + group.append(anim) + + self.play( + AnimationGroup(*group, run_time = 3), + ApplyMethod(randy.look_at,name_mob.submobjects[2], run_time = 3) + ) + self.wait(0.5) + + + thank_you = TextMobject("Thank You!").next_to(randy, DOWN) + new_randy = randy.copy() + new_randy.change("hooray") + new_randy.set_color(BLUE_E) + new_randy.look_at(ORIGIN) + self.play( + Transform(name_mob, thank_you), + Transform(randy, new_randy) + ) + + + + + + + + + + + + diff --git a/template.tex b/template.tex index 97bc0ffa5d..712c439ae4 100644 --- a/template.tex +++ b/template.tex @@ -11,7 +11,7 @@ \usepackage{mathrsfs} \usepackage{calligra} \usepackage{wasysym} -\usepackage[UTF8]{ctex} +%\usepackage[UTF8]{ctex} \begin{document} \centering diff --git a/text_template.tex b/text_template.tex index c5c76982f6..430b1d8e7b 100644 --- a/text_template.tex +++ b/text_template.tex @@ -15,7 +15,7 @@ \usepackage{ragged2e} \usepackage{physics} \usepackage{xcolor} -\usepackage[UTF8]{ctex} +%\usepackage[UTF8]{ctex} \linespread{1} \begin{document}