python用animation绘制动画

待我称王封你为后i 2022-11-05 11:58 8阅读 0赞

# python用animation绘制动画 #

--------------------

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70]

### 文章目录 ###

*  python用animation绘制动画
 *  代码

--------------------

# 代码 #

--------------------

import matplotlib.pyplot as plt
    import numpy as np
    from matplotlib.animation import FuncAnimation
    import os
    fig, ax = plt.subplots(1,1)
     
    x = np.linspace(0, 2 * np.pi, 5000)
    y=np.exp(-x)*np.cos(2*np.pi*x)
    line, = ax.plot(x,y,color="cornflowerblue",lw=3)
    ax.set_ylim(-1.0,1.0)
     
    def animate(data):
        line.set_ydata(np.exp(-x)*np.cos(2*np.pi*x+float(data)/100))
        return line,
    
    
    def init():
        line.set_ydata([np.nan]*len(x))
        return line,
     
     
    ani = FuncAnimation(fig,
                        animate,
                        frames=1000,
                        init_func=init,
                        interval=2,
                        blit=True)
    
     
    plt.show()

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70 1]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70 2]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70]: /images/20221023/ae285ed369d64987843e93677c9c5143.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70 1]: /images/20221023/382d5267b5b0419e8ee0c2636da98f26.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L1hSVE9OWQ_size_16_color_FFFFFF_t_70 2]: /images/20221023/0f92fd74edf64366b80c2f1eedcea30c.png