# manim_practice2

**Repository Path**: t61654/manim_practice2

## Basic Information

- **Project Name**: manim_practice2
- **Description**: manimce练习manim练习manim练习manim练习manim练习
- **Primary Language**: Python
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2023-09-19
- **Last Updated**: 2023-09-20

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# 旋转的马鞍面
```
from manim import *


class ParaSurface(ThreeDScene):
    def func(self, u, v):
        return np.array([u,v,u**2-v**2])

    def construct(self):
        axes = ThreeDAxes(x_range=[-4, 4], x_length=8)
        labels = axes.get_axis_labels(Text("x-axis").scale(0.7), 
                                      Text("y-axis").scale(0.45), 
                                      Text("z-axis").scale(0.45))
        surface = Surface(
            lambda u, v: axes.c2p(*self.func(u, v)),
            u_range=[-2,2],
            v_range=[-2,2],
            resolution=30,
        )
        self.set_camera_orientation(phi=PI/3,theta=PI/6,zoom=1)
        self.add(axes, surface,labels)
        self.begin_ambient_camera_rotation(2*PI/5)
        self.wait(5)
        # phi, theta, focal_distance, gamma and zoom



with tempconfig({"quality":"low_quality","save_as_gif":True}):
    scene = ParaSurface()
    scene.render()
```
![](https://gitee.com/t61654/manim_practice2/raw/main/media/videos/m6/480p15/ParaSurface_ManimCE_v0.17.3.gif)