Show anim.py syntax highlighted
#!/usr/bin/env python
"""
A simple example of an animated plot in matplotlib. You can test the
speed of animation of various backends by running the script with the
'-dSomeBackend' flag
SC Aug 31 2005 mpl 0.83.2:
Here are some numbers from my system, where FPS is the frames rendered
per second
GTK 29 FPS
GTKAgg 18 FPS
GTKCairo 15 FPS
TkAgg 13 FPS
QkAgg 13 FPS
"""
import time
import pylab as p
# turn interactive mode on for dynamic updates. If you aren't in
# interactive mode, you'll need to use a GUI event handler/timer.
p.ion()
tstart = time.time() # for profiling
x = p.arange(0, 2*p.pi, 0.01) # x-array
line, = p.plot(x, p.sin(x))
for i in p.arange(1,200):
line.set_ydata(p.sin(x+i/10.0)) # update the data
p.draw() # redraw the canvas
print 'FPS:' , 200/(time.time()-tstart)
See more files for this project here