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from __future__ import division
import argparse
import meep as mp
from meep.materials import Al
def main(args):
resolution = 40
cell_size = mp.Vector3(z=10)
boundary_layers = [mp.PML(1, direction=mp.Z) if args.pml else mp.Absorber(1, direction=mp.Z)]
sources = [mp.Source(src=mp.GaussianSource(1 / 0.803, fwidth=0.1),
center=mp.Vector3(),
component=mp.Ex)]
def print_stuff(sim):
p = sim.get_field_point(mp.Ex, mp.Vector3())
print("ex:, {}, {}".format(sim.meep_time(), p.real))
sim = mp.Simulation(cell_size=cell_size,
resolution=resolution,
dimensions=1,
default_material=Al,
boundary_layers=boundary_layers,
sources=sources)
sim.run(mp.at_every(10, print_stuff),
until_after_sources=mp.stop_when_fields_decayed(50, mp.Ex, mp.Vector3(), 1e-6))
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('-pml', action='store_true', default=False, help='Use PML as boundary layer')
args = parser.parse_args()
main(args)
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