Cleaner representation of the field source

lookup_tables
jan 8 years ago
parent 89e305f78e
commit 2018fa819e

@ -107,6 +107,7 @@ def main():
thickness=th,
eps=n_slab**2)
mask = perturbed_l3(a, r)
grid.draw_polygons(surface_normal=gridlock.Direction.z,
center=[0, 0, 0],
thickness=2 * th,
@ -132,8 +133,10 @@ def main():
fwhm = dwl * w * w / (2 * numpy.pi * dx)
alpha = (fwhm ** 2) / 8 * numpy.log(2)
delay = 7/numpy.sqrt(2 * alpha)
field_source = lambda t: numpy.sin(w * (t * sim.dt - delay)) * \
numpy.exp(-alpha * (t * sim.dt - delay)**2)
def field_source(i):
t0 = i * sim.dt - delay
return numpy.sin(w * t0) * numpy.exp(-alpha * t0**2)
# #### Run a bunch of iterations ####
# event = sim.whatever([prev_event]) indicates that sim.whatever should be queued immediately and run

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