manim hello world

demo.py

from manimlib.imports import *

class HelloWorld(Scene):
    def construct(self):
        hello_text = TextMobject(
            "Hello World, from smite",
            tex_to_color_map={
                "World": YELLOW,
            }
        )
        power_text = TextMobject(
            "Power by manim",
            tex_to_color_map={
                "manim": RED,
            }
        )
        formula_tex = TexMobject(
            "\\sum_{k=1}^\\infty {1 \\over k^2} = {\\pi^2 \\over 6}",
        )
        group = VGroup(hello_text, formula_tex, power_text)
        group.arrange(DOWN)

        self.play(Write(hello_text))
        self.wait()
        self.play(Write(formula_tex))
        self.wait()
        self.play(Write(power_text))
        self.wait()


class ChineseHello(Scene):
    def construct(self):
        hello_text = TextMobject(
            "你好世界，来自smite",
            tex_to_color_map={
                "smite": YELLOW,
            }
        )
        power_text = TextMobject(
            "动画引擎 manim",
            tex_to_color_map={
                "manim": RED,
            }
        )
        formula_tex = TexMobject(
            "\\sum_{k=1}^\\infty {1 \\over k^2} = {\\pi^2 \\over 6}",
        )
        group = VGroup(hello_text, formula_tex, power_text)
        group.arrange(DOWN)

        self.play(Write(power_text))
        self.wait()
        self.play(Write(formula_tex))
        self.wait()
        self.play(Write(hello_text))
        self.wait()


class Main(Scene):
    def construct(self):
        HelloWorld.construct(self)
        self.clear()
        ChineseHello.construct(self)