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# This could be comparable to
# https://matplotlib.org/stable/gallery/animation/strip_chart.html
import numpy as np
from wxmplot.interactive import plot, set_data_generator
class Scope:
def __init__(self, nmax=50, dt=0.1):
self.dt = dt
self.nmax = nmax
self.t = [0]
self.y = [0]
def update(self):
if len(self.t) > self.nmax:
self.t = [0]
self.y = [0]
p = np.random.rand()
v = np.random.rand() if p < 0.15 else 0
self.y.append(v)
self.t.append(len(self.t))
return [(np.array(self.t)*self.dt, np.array(self.y))]
NMAX, dt = 200, 0.05
scope = Scope(nmax=NMAX, dt=dt)
plot([0], [0], xmax=dt*NMAX)
set_data_generator(scope.update, polltime=int(1000*dt))
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