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Diffstat (limited to 'scenes/v18_dados.py')
| -rw-r--r-- | scenes/v18_dados.py | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/scenes/v18_dados.py b/scenes/v18_dados.py new file mode 100644 index 0000000..f0c2940 --- /dev/null +++ b/scenes/v18_dados.py @@ -0,0 +1,189 @@ +# -*- coding: utf-8 -*- +"""Dados no transitivos: A gana a B, B gana a C y C gana a A, siempre 5 de 9.""" +import sys, os +sys.path.insert(0, os.path.dirname(os.path.abspath(__file__))) +from manim import * +from tiktok import * + +ROJO = ROSA +CARAS = {"rojo": [2, 4, 9], "celeste": [1, 6, 8], "verde": [3, 5, 7]} +COL = {"rojo": ROJO, "celeste": CELESTE, "verde": VERDE} +CELL = 1.30 + + +def dado(nombre, s=0.62): + vals = CARAS[nombre] * 2 + col = COL[nombre] + caras = VGroup() + for v in vals: + f = RoundedRectangle(corner_radius=0.11, width=s, height=s, stroke_width=3, + stroke_color=col, fill_color="#121C33", fill_opacity=1) + caras.add(VGroup(f, Text(str(v), font=FONT, font_size=32, weight=BOLD, + color=col).move_to(f))) + caras.arrange_in_grid(rows=2, cols=3, buff=0.08) + rot = Text(nombre, font=FONT, font_size=30, weight=BOLD, color=col) + rot.next_to(caras, DOWN, buff=0.18) + return VGroup(caras, rot) + + +def duelo(na, nb, centro): + """Tabla 3x3 con los nueve duelos. Cada celda pintada del que gana.""" + av, bv = CARAS[na], CARAS[nb] + ca, cb = COL[na], COL[nb] + celdas, gana = VGroup(), 0 + for i, a in enumerate(av): + for j, bq in enumerate(bv): + ok = a > bq + gana += ok + r = RoundedRectangle(corner_radius=0.1, width=CELL, height=CELL, stroke_width=4, + stroke_color="#0B0F1A", fill_color=ca if ok else cb, + fill_opacity=0.92) + t = Text(str(max(a, bq)), font=FONT, font_size=42, weight=BOLD, color="#0B0F1A") + c = VGroup(r, t.move_to(r)) + c.move_to(centro + np.array([(j - 1) * (CELL + 0.07), + -(i - 1) * (CELL + 0.07), 0.0])) + celdas.add(c) + d = CELL + 0.07 + fuera = d + CELL / 2 + 0.36 # el rotulo va por fuera de la tabla + cab = VGroup(*[Text(str(v), font=FONT, font_size=38, weight=BOLD, color=cb) + .move_to(centro + np.array([(j - 1) * d, fuera, 0.0])) + for j, v in enumerate(bv)]) + lat = VGroup(*[Text(str(v), font=FONT, font_size=38, weight=BOLD, color=ca) + .move_to(centro + np.array([-fuera, -(i - 1) * d, 0.0])) + for i, v in enumerate(av)]) + return celdas, cab, lat, gana + + +class Dados(TikTok): + NAME = "dados" + + def construct(self): + self.prepare() + chip = self.chip("Intuición rota", ROJO) + + dds = VGroup(*[dado(n) for n in ("rojo", "celeste", "verde")]) + dds.arrange(RIGHT, buff=0.55).move_to(UP * 4.15) + + with self.beat(0) as b: + b.play(FadeIn(chip, shift=DOWN * 0.3), run_time=0.4) + b.play(LaggedStart(*[FadeIn(d, shift=DOWN * 0.3) for d in dds], + lag_ratio=0.25), run_time=1.1) + dedo = Triangle(stroke_width=0, fill_color=WHITE, fill_opacity=1).scale(0.22) + dedo.rotate(PI).next_to(dds[1], DOWN, buff=0.35) + b.play(FadeIn(dedo, shift=UP * 0.3), run_time=0.5) + + vos = Text("vos", font=FONT, font_size=34, weight=BOLD, color=WHITE) + vos.next_to(dedo, DOWN, buff=0.15) + yo = Text("yo elijo después", font=FONT, font_size=40, weight=BOLD, color=AMBAR) + yo.move_to(UP * 1.45) + + with self.beat(1) as b: + b.play(FadeIn(vos), run_time=0.35) + b.play(FadeIn(yo, shift=UP * 0.2), run_time=0.6) + + gran = Text("56%", font=FONT, font_size=190, weight=BOLD, color=AMBAR) + gran.move_to(DOWN * 0.55) + pie = Text("gano yo", font=FONT, font_size=46, weight=BOLD, color=WHITE) + pie.next_to(gran, DOWN, buff=0.25) + + with self.beat(2) as b: + b.play(FadeOut(VGroup(dedo, vos, yo)), run_time=0.3) + b.play(FadeIn(gran, scale=0.6), run_time=0.7) + b.play(FadeIn(pie, shift=UP * 0.2), run_time=0.4) + b.play(Flash(gran, color=AMBAR, flash_radius=2.6, num_lines=20), run_time=0.8) + + with self.beat(3) as b: + b.play(FadeOut(VGroup(gran, pie)), run_time=0.35) + b.play(dds[1].animate.set_opacity(0.25), dds[2].animate.set_opacity(0.25), + run_time=0.4) + grande = dds[0].copy().scale(2.0).move_to(UP * 1.2) + b.play(TransformFromCopy(dds[0], grande), run_time=0.8) + + with self.beat(4) as b: + b.play(FadeOut(grande), dds[1].animate.set_opacity(1), + dds[2].animate.set_opacity(1), run_time=0.5) + g2 = dds[1].copy().scale(1.7).move_to(UP * 1.5 + LEFT * 1.9) + g3 = dds[2].copy().scale(1.7).move_to(UP * 1.5 + RIGHT * 1.9) + b.play(TransformFromCopy(dds[1], g2), run_time=0.6) + b.play(TransformFromCopy(dds[2], g3), run_time=0.6) + + # --- los tres cruces ---------------------------------------------------- + centro = np.array([0.0, 0.42, 0.0]) + + def cruce(beat, na, nb, previo): + celdas, cab, lat, gana = duelo(na, nb, centro) + marca = VGroup( + Text(na, font=FONT, font_size=42, weight=BOLD, color=COL[na]), + Text(f"gana {gana} de 9", font=FONT, font_size=42, weight=BOLD, color=WHITE), + ).arrange(RIGHT, buff=0.25).move_to(DOWN * 2.45) + if previo: + beat.play(FadeOut(previo), run_time=0.3) + beat.play(FadeIn(VGroup(cab, lat)), run_time=0.35) + beat.play(LaggedStart(*[FadeIn(c, scale=0.6) for c in celdas], + lag_ratio=0.09), run_time=max(1.0, beat.floor - 1.5)) + beat.play(FadeIn(marca, shift=UP * 0.2), run_time=0.45) + return VGroup(celdas, cab, lat, marca) + + with self.beat(5) as b: + b.play(FadeOut(VGroup(g2, g3)), run_time=0.3) + t1 = cruce(b, "rojo", "celeste", None) + + with self.beat(6) as b: + t2 = cruce(b, "celeste", "verde", t1) + + with self.beat(7) as b: + b.play(FadeOut(t2), run_time=0.35) + preg = VGroup( + Text("rojo", font=FONT, font_size=54, weight=BOLD, color=ROJO), + Text("→", font=FONT, font_size=54, weight=BOLD, color=WHITE), + Text("verde", font=FONT, font_size=54, weight=BOLD, color=VERDE), + Text("?", font=FONT, font_size=70, weight=BOLD, color=AMBAR), + ).arrange(RIGHT, buff=0.3).move_to(UP * 1.6) + b.play(FadeIn(preg, shift=UP * 0.25), run_time=0.6) + b.play(Indicate(preg[3], color=AMBAR, scale_factor=1.4), run_time=0.7) + + with self.beat(8) as b: + no = Text("NO", font=FONT, font_size=96, weight=BOLD, color=ROSA).move_to(UP * 1.6) + b.play(FadeOut(preg), run_time=0.25) + b.play(FadeIn(no, scale=1.8), run_time=0.4) + b.play(FadeOut(no), run_time=0.3) + t3 = cruce(b, "verde", "rojo", None) + + # --- el circulo ---------------------------------------------------------- + with self.beat(9) as b: + b.play(FadeOut(t3), FadeOut(dds), run_time=0.4) + vert = {"rojo": np.array([0.0, 4.1, 0.0]), + "celeste": np.array([-2.55, 0.5, 0.0]), + "verde": np.array([2.55, 0.5, 0.0])} + nodos = VGroup() + for n, p in vert.items(): + nodos.add(VGroup( + Circle(radius=0.86, stroke_width=6, color=COL[n], + fill_color="#121C33", fill_opacity=1).move_to(p), + Text(n, font=FONT, font_size=27, weight=BOLD, color=COL[n]).move_to(p))) + flechas = VGroup() + for a, c in (("rojo", "celeste"), ("celeste", "verde"), ("verde", "rojo")): + pa, pb = vert[a], vert[c] + d = (pb - pa) / np.linalg.norm(pb - pa) + f = CurvedArrow(pa + d * 1.02, pb - d * 1.02, angle=-0.55, + color=COL[a], stroke_width=7, tip_length=0.26) + flechas.add(f) + b.play(LaggedStart(*[GrowFromCenter(n) for n in nodos], lag_ratio=0.2), + run_time=0.8) + b.play(LaggedStart(*[Create(f) for f in flechas], lag_ratio=0.3), + run_time=max(0.9, b.floor - 1.6)) + cinco = Text("5 de 9 siempre", font=FONT, font_size=44, weight=BOLD, color=AMBAR) + cinco.move_to(DOWN * 1.35) + b.play(FadeIn(cinco, shift=UP * 0.2), run_time=0.45) + + with self.beat(10) as b: + cierre = VGroup( + Text("El truco:", font=FONT, font_size=44, weight=BOLD, color=WHITE), + Text("elegí SEGUNDO", font=FONT, font_size=66, weight=BOLD, color=AMBAR), + ).arrange(DOWN, buff=0.26).move_to(DOWN * 1.65) + b.play(FadeOut(cinco), run_time=0.3) + b.play(FadeIn(cierre, shift=UP * 0.25), run_time=0.7) + b.play(*[Indicate(f, color=WHITE, scale_factor=1.05) for f in flechas], + run_time=0.9) + + self.finish() |