我试图通过使动画在增加 x 值时运行来修改和示例。我想更新 x 轴刻度标签以根据 x 值进行更新。
我正在尝试使用 1.2 中的动画功能(特别是 FuncAnimation)。我可以设置 xlimit 但刻度标签没有更新。我也尝试过明确设置刻度标签,但这不起作用。
我看到了这个:Animating matplotlib axes/ticks,我试图调整animation.py中的bbox,但它没有用。我对 matplotlib 还很陌生,对解决这个问题的实际情况知之甚少,因此我将不胜感激。
谢谢
"""
Matplotlib Animation Example
author: Jake Vanderplas
email: vanderplas@astro.washington.edu
website: http://jakevdp.github.com
license: BSD
Please feel free to use and modify this, but keep the above information. Thanks!
"""
import numpy as np
from matplotlib import pyplot as plt
from matplotlib import animation
# First set up the figure, the axis, and the plot element we want to animate
fig = plt.figure()
ax = plt.axes(ylim=(-2, 2))
line, = ax.plot([], [], lw=2)
# initialization function: plot the background of each frame
def init():
line.set_data([], [])
return line,
# animation function. This is called sequentially
def animate(i):
x = np.linspace(i, i+2, 1000)
y = np.sin(2 * np.pi * (x - 0.01 * i))
line.set_data(x, y)
ax.set_xlim(i, i+2)
return line,
# call the animator. blit=True means only re-draw the parts that have changed.
anim = animation.FuncAnimation(fig, animate, init_func=init,
frames=200, interval=20, blit=True)
plt.show()