Note
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Multiple axes animation#
This example showcases:
how animation across multiple subplots works,
using a figure artist in the animation.
Output generated via matplotlib.animation.Animation.to_jshtml
.
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation
from matplotlib.patches import ConnectionPatch
fig, (axl, axr) = plt.subplots(
ncols=2,
sharey=True,
figsize=(6, 2),
gridspec_kw=dict(width_ratios=[1, 3], wspace=0),
)
axl.set_aspect(1)
axr.set_box_aspect(1 / 3)
axr.yaxis.set_visible(False)
axr.xaxis.set_ticks([0, np.pi, 2 * np.pi], ["0", r"$\pi$", r"$2\pi$"])
# draw circle with initial point in left Axes
x = np.linspace(0, 2 * np.pi, 50)
axl.plot(np.cos(x), np.sin(x), "k", lw=0.3)
point, = axl.plot(0, 0, "o")
# draw full curve to set view limits in right Axes
sine, = axr.plot(x, np.sin(x))
# draw connecting line between both graphs
con = ConnectionPatch(
(1, 0),
(0, 0),
"data",
"data",
axesA=axl,
axesB=axr,
color="C0",
ls="dotted",
)
fig.add_artist(con)
def animate(i):
x = np.linspace(0, i, int(i * 25 / np.pi))
sine.set_data(x, np.sin(x))
x, y = np.cos(i), np.sin(i)
point.set_data([x], [y])
con.xy1 = x, y
con.xy2 = i, y
return point, sine, con
ani = animation.FuncAnimation(
fig,
animate,
interval=50,
blit=False, # blitting can't be used with Figure artists
frames=x,
repeat_delay=100,
)
plt.show()
References
The use of the following functions, methods, classes and modules is shown in this example:
Total running time of the script: ( 0 minutes 2.939 seconds)