Manim数学可视化安装

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# 更新软件源
sudo apt update

# 安装 ffmpeg
sudo apt install -y ffmpeg

# 2D/3D 渲染所需的图形库
sudo apt install -y \
    libcairo2-dev libpango1.0-dev libgdk-pixbuf2.0-dev \
    libffi-dev libmagickwand-dev \
    libglib2.0-0 libsm6 libxext6 libxrender1

# 安装基本 LaTeX 编译环境
sudo apt install -y texlive-base texlive-latex-extra
# 让 Manim 能渲染大多数常用公式/颜色
sudo apt install texlive-latex-recommended # amsmath, amssymb, xcolor, etc.
# 让 Manim 支持绘图、图表、数学字体
sudo apt-get install texlive-pictures # tikz, pgf, pgfplots
sudo apt-get install texlive-fonts-recommended # mathpazo, cm-super, etc.
sudo apt-get install texlive-fonts-extra # 额外的数学字体（如 `mathrsfs`）
# 如需中文、日文、韩文等 Unicode 排版（可选）
sudo apt-get install texlive-lang-chinese # texlive-lang-japanese texlive-lang-korean

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python -m venv manimvenv
cd manimvenv
source bin/activate

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# 升级 pip
pip install --upgrade pip

# 安装 Manim（包含 Jupyter 魔法）
pip install "manim[notebook]"

# 安装 Jupyter Notebook（或 JupyterLab）
pip install notebook
# pip install jupyterlab

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manim render --help  # 能看到帮助信息即说明安装成功

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sudo apt clean
pip cache purge

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sudo apt remove -y ffmpeg texlive-base
apt --fix-broken install
apt autoremove

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from manim import *
%%manim -ql -v WARNING SquareToCircle


class SquareToCircle(Scene):
    def construct(self):
        square = Square()
        self.play(Create(square))
        self.play(Transform(square, Circle()))
        self.play(FadeOut(square))

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from IPython.display import Video

Video("media/videos/480p15/SquareToCircle.mp4")

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%%manim -ql -v WARNING -o my_output/CustomName MyScene

from manim import *

class MyScene(Scene):
    def construct(self):
        self.add(Text("Hello, Manim!"))

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%%manim -ql -v WARNING NameOfAnimation


class NameOfAnimation(Scene):
   def construct(self):
       # 创建矩形, 设置边颜色和透明度, 填充颜色和透明度
       box = Rectangle(stroke_color=GREEN, stroke_opacity=0.7,
                       fill_color=RED_B, fill_opacity=0.5, height=1, width=1)
       # 无动画添加到场景中
       self.add(box)
       # 2秒内向右移动两个单位
       self.play(box.animate.shift(RIGHT * 2), run_time=2)
       # 向上移动三个单位
       self.play(box.animate.shift(UP * 3), run_time=2)
       # 向下移动五个单位并向左移动五个单位
       self.play(box.animate.shift(DOWN * 5 + LEFT * 5), run_time=2)
       # 向上移动1.5单位并向右移动一个单位
       self.play(box.animate.shift(UP * 1.5 + RIGHT * 1), run_time=2)

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%%manim -ql -v WARNING Updaters


class Updaters(Scene):
   def construct(self):
       rectangle = RoundedRectangle(stroke_width=8, stroke_color=WHITE, fill_color=BLUE_B, width=4.5, height=2).shift(UP * 3 + LEFT * 4)
       mathtext = MathTex(r"\frac{3}{4} = 0.75").set_color_by_gradient(GREEN, PINK).set_height(1.5)
       mathtext.move_to(rectangle.get_center())
       mathtext.add_updater(lambda x: x.move_to(rectangle.get_center()))
       self.play(FadeIn(rectangle))
       self.play(Write(mathtext))
       self.play(rectangle.animate.shift(RIGHT * 1.5 + DOWN * 5), run_time=6)
       self.wait()
       mathtext.clear_updaters()
       self.play(rectangle.animate.shift(LEFT * 2 + UP * 1), run_time=6)