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-rw-r--r--scenes/v11_collatz.py98
1 files changed, 49 insertions, 49 deletions
diff --git a/scenes/v11_collatz.py b/scenes/v11_collatz.py
index 49436b8..20c7ccd 100644
--- a/scenes/v11_collatz.py
+++ b/scenes/v11_collatz.py
@@ -16,8 +16,8 @@ def seq(n):
return s
-def curva(sq, color=AMBAR, sw=5, mx=None, nx=None, log=False):
- """Trayectoria como poligonal. mx/nx permiten compartir escala entre curvas."""
+def curve_obj(sq, color=AMBER, sw=5, mx=None, nx=None, log=False):
+ """Trajectory as a polyline. mx/nx allow sharing the scale between curves."""
mx = mx or max(sq)
nx = nx or len(sq)
if log:
@@ -43,29 +43,29 @@ class Collatz(TikTok):
def construct(self):
self.prepare()
- chip = self.chip("Abierto desde 1937", ROSA)
+ chip = self.chip("Abierto desde 1937", C_PINK)
with self.beat(0) as b:
- n = self.big("27", 150, AMBAR).move_to(UP * 1.9)
+ n = self.big("27", 150, AMBER).move_to(UP * 1.9)
cap = self.fit(Text("agarrá cualquier número", font=FONT, font_size=50,
weight=BOLD, color=WHITE), 8.2).move_to(DOWN * 0.3)
b.play(FadeIn(chip, shift=DOWN * 0.3), run_time=0.45)
b.play(FadeIn(n, scale=0.6), run_time=0.45)
for v in ("6", "19", "41"):
- b.play(Transform(n, self.big(v, 150, AMBAR).move_to(UP * 1.9)), run_time=0.26)
+ b.play(Transform(n, self.big(v, 150, AMBER).move_to(UP * 1.9)), run_time=0.26)
b.play(FadeIn(cap, shift=UP * 0.15), run_time=0.5)
- def regla(txt, op, col):
+ def ruler(txt, op, col):
a = Text(txt, font=FONT, font_size=46, weight=BOLD, color=col)
- fl = Arrow(ORIGIN, RIGHT * 0.85, buff=0, color=GRIS, stroke_width=6,
+ fl = Arrow(ORIGIN, RIGHT * 0.85, buff=0, color=C_GRAY, stroke_width=6,
max_tip_length_to_length_ratio=0.35)
c = Text(op, font=FONT, font_size=52, weight=BOLD, color=WHITE)
return VGroup(a, fl, c).arrange(RIGHT, buff=0.35)
with self.beat(1) as b:
b.play(FadeOut(VGroup(n, cap)), run_time=0.3)
- r1 = regla("es PAR", "÷ 2", CELESTE)
- r2 = regla("es IMPAR", "× 3 + 1", AMBAR)
+ r1 = ruler("es PAR", "÷ 2", C_SKY)
+ r2 = ruler("es IMPAR", "× 3 + 1", AMBER)
rr = VGroup(r1, r2).arrange(DOWN, buff=0.7).move_to(UP * 1.6)
self.fit(rr, 8.2)
b.play(FadeIn(r1, shift=UP * 0.2), run_time=0.7)
@@ -74,12 +74,12 @@ class Collatz(TikTok):
s6 = seq(6)
with self.beat(2) as b:
b.play(rr.animate.scale(0.72).move_to(UP * 5.2), run_time=0.5)
- seis = self.big("6", 140, VERDE).move_to(UP * 1.0)
- b.play(FadeIn(seis, scale=0.6), run_time=0.6)
+ six = self.big("6", 140, C_GREEN).move_to(UP * 1.0)
+ b.play(FadeIn(six, scale=0.6), run_time=0.6)
with self.beat(3) as b:
- b.play(FadeOut(seis), run_time=0.25)
- tiles = VGroup(*[tile(v, VERDE if v == 1 else (CELESTE if v % 2 == 0 else AMBAR))
+ b.play(FadeOut(six), run_time=0.25)
+ tiles = VGroup(*[tile(v, C_GREEN if v == 1 else (C_SKY if v % 2 == 0 else AMBER))
for v in s6])
fila1 = VGroup(*tiles[:5]).arrange(RIGHT, buff=0.28)
fila2 = VGroup(*tiles[5:]).arrange(RIGHT, buff=0.28)
@@ -89,83 +89,83 @@ class Collatz(TikTok):
lag_ratio=0.5), run_time=max(1.4, b.floor - 0.4))
with self.beat(4) as b:
- b.play(Circumscribe(tiles[-1], color=VERDE, buff=0.12, stroke_width=6),
+ b.play(Circumscribe(tiles[-1], color=C_GREEN, buff=0.12, stroke_width=6),
run_time=0.7)
b.play(FadeOut(grid), run_time=0.35)
- siete = self.big("7", 140, AMBAR).move_to(UP * 1.0)
- b.play(FadeIn(siete, scale=0.6), run_time=0.5)
+ seven = self.big("7", 140, AMBER).move_to(UP * 1.0)
+ b.play(FadeIn(seven, scale=0.6), run_time=0.5)
base = Line([X0 - 0.25, Y0, 0], [X1 + 0.25, Y0, 0], stroke_width=4, color="#33405C")
- uno = Text("1", font=FONT, font_size=32, weight=BOLD, color=VERDE)
- uno.next_to(base.get_start(), LEFT, buff=0.12)
+ one_val = Text("1", font=FONT, font_size=32, weight=BOLD, color=C_GREEN)
+ one_val.next_to(base.get_start(), LEFT, buff=0.12)
s7 = seq(7)
with self.beat(5) as b:
- b.play(FadeOut(siete), run_time=0.25)
- c7, p7 = curva(s7, AMBAR, 6)
- pico = Text("52", font=FONT, font_size=34, weight=BOLD, color=AMBAR)
- pico.next_to([p7[s7.index(max(s7))][0], Y1, 0], UP, buff=0.12)
- b.play(FadeIn(base), FadeIn(uno), run_time=0.35)
+ b.play(FadeOut(seven), run_time=0.25)
+ c7, p7 = curve_obj(s7, AMBER, 6)
+ peak_y = Text("52", font=FONT, font_size=34, weight=BOLD, color=AMBER)
+ peak_y.next_to([p7[s7.index(max(s7))][0], Y1, 0], UP, buff=0.12)
+ b.play(FadeIn(base), FadeIn(one_val), run_time=0.35)
b.play(Create(c7), run_time=max(1.2, b.floor - 1.1))
- b.play(FadeIn(pico), run_time=0.4)
+ b.play(FadeIn(peak_y), run_time=0.4)
s27 = seq(27)
with self.beat(6) as b:
- b.play(FadeOut(VGroup(c7, pico)), run_time=0.3)
- c27, p27 = curva(s27, ROSA, 5)
+ b.play(FadeOut(VGroup(c7, peak_y)), run_time=0.3)
+ c27, p27 = curve_obj(s27, C_PINK, 5)
k = s27.index(max(s27))
- top = Text("9.232", font=FONT, font_size=40, weight=BOLD, color=ROSA)
+ top = Text("9.232", font=FONT, font_size=40, weight=BOLD, color=C_PINK)
top.next_to([p27[k][0], Y1, 0], UP, buff=0.12)
- lab = Text("27", font=FONT, font_size=40, weight=BOLD, color=ROSA)
+ lab = Text("27", font=FONT, font_size=40, weight=BOLD, color=C_PINK)
lab.move_to([X0 - 0.05, Y1 + 0.45, 0])
b.play(FadeIn(lab), run_time=0.3)
b.play(Create(c27), run_time=max(1.3, b.floor - 1.0))
b.play(FadeIn(top), run_time=0.4)
with self.beat(7) as b:
- fin = Dot([p27[-1][0], Y0, 0], radius=0.14, color=VERDE)
- pasos = self.fit(Text("111 pasos y cae al 1", font=FONT, font_size=48,
- weight=BOLD, color=VERDE), 8.0).move_to(DOWN * 2.6)
+ fin = Dot([p27[-1][0], Y0, 0], radius=0.14, color=C_GREEN)
+ steps = self.fit(Text("111 pasos y cae al 1", font=FONT, font_size=48,
+ weight=BOLD, color=C_GREEN), 8.0).move_to(DOWN * 2.6)
b.play(FadeIn(fin, scale=0.4), run_time=0.4)
- b.play(Flash(fin, color=VERDE, line_length=0.35, num_lines=14,
+ b.play(Flash(fin, color=C_GREEN, line_length=0.35, num_lines=14,
flash_radius=0.8), run_time=0.6)
- b.play(FadeIn(pasos, shift=UP * 0.15), run_time=0.6)
+ b.play(FadeIn(steps, shift=UP * 0.15), run_time=0.6)
with self.beat(8) as b:
- b.play(FadeOut(VGroup(c27, top, lab, fin, pasos)), run_time=0.4)
- todos = [seq(k) for k in range(2, 80)]
- MX = max(max(s) for s in todos)
- NX = max(len(s) for s in todos)
- cols = [AMBAR, CELESTE, ROSA, VERDE]
- gr = VGroup(*[curva(s, cols[i % 4], 2.4, mx=MX, nx=NX, log=True)[0]
- for i, s in enumerate(todos)])
+ b.play(FadeOut(VGroup(c27, top, lab, fin, steps)), run_time=0.4)
+ everyone = [seq(k) for k in range(2, 80)]
+ MX = max(max(s) for s in everyone)
+ NX = max(len(s) for s in everyone)
+ cols = [AMBER, C_SKY, C_PINK, C_GREEN]
+ gr = VGroup(*[curve_obj(s, cols[i % 4], 2.4, mx=MX, nx=NX, log=True)[0]
+ for i, s in enumerate(everyone)])
gr.set_stroke(opacity=0.65)
b.play(LaggedStart(*[Create(c) for c in gr], lag_ratio=0.02),
run_time=max(1.6, b.floor - 0.9))
- marca = self.fit(Text("todos terminan en 1", font=FONT, font_size=46,
- weight=BOLD, color=VERDE), 8.0).move_to(DOWN * 2.6)
- b.play(FadeIn(marca, shift=UP * 0.15), run_time=0.6)
+ tick_m = self.fit(Text("todos terminan en 1", font=FONT, font_size=46,
+ weight=BOLD, color=C_GREEN), 8.0).move_to(DOWN * 2.6)
+ b.play(FadeIn(tick_m, shift=UP * 0.15), run_time=0.6)
with self.beat(9) as b:
- b.play(FadeOut(VGroup(gr, marca, base, uno, rr)), run_time=0.45)
+ b.play(FadeOut(VGroup(gr, tick_m, base, one_val, rr)), run_time=0.45)
t = VGroup(
self.fit(Text("nadie pudo demostrar", font=FONT, font_size=50,
weight=BOLD, color=WHITE), 8.2),
self.fit(Text("que pasa SIEMPRE", font=FONT, font_size=54,
- weight=BOLD, color=ROSA), 8.2),
+ weight=BOLD, color=C_PINK), 8.2),
).arrange(DOWN, buff=0.35).move_to(UP * 1.2)
b.play(FadeIn(t[0], shift=UP * 0.15), run_time=0.6)
b.play(FadeIn(t[1], scale=0.8), run_time=0.7)
with self.beat(10) as b:
b.play(FadeOut(t), run_time=0.35)
- cta = VGroup(
+ count_txt = VGroup(
self.fit(Text("conjetura de Collatz", font=FONT, font_size=56,
- weight=BOLD, color=AMBAR), 8.0),
+ weight=BOLD, color=AMBER), 8.0),
self.fit(Text("dejá tu número abajo", font=FONT, font_size=46,
weight=BOLD, color=WHITE), 8.0),
).arrange(DOWN, buff=0.38).move_to(UP * 0.8)
- b.play(Write(cta[0]), run_time=0.9)
- b.play(FadeIn(cta[1], shift=UP * 0.15), run_time=0.6)
+ b.play(Write(count_txt[0]), run_time=0.9)
+ b.play(FadeIn(count_txt[1], shift=UP * 0.15), run_time=0.6)
self.finish()
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