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# -*- coding: utf-8 -*-
# From the Meep tutorial: plotting permittivity and fields of a bent waveguide
from __future__ import division
import meep as mp
cell = mp.Vector3(16,16,0)
geometry = [mp.Block(mp.Vector3(12,1,mp.inf),
center=mp.Vector3(-2.5,-3.5),
material=mp.Medium(epsilon=12)),
mp.Block(mp.Vector3(1,12,mp.inf),
center=mp.Vector3(3.5,2),
material=mp.Medium(epsilon=12))]
pml_layers = [mp.PML(1.0)]
resolution = 10
sources = [mp.Source(mp.ContinuousSource(wavelength=2*(11**0.5), width=20),
component=mp.Ez,
center=mp.Vector3(-7,-3.5),
size=mp.Vector3(0,1))]
sim = mp.Simulation(cell_size=cell,
boundary_layers=pml_layers,
geometry=geometry,
sources=sources,
resolution=resolution)
sim.run(mp.at_beginning(mp.output_epsilon),
mp.to_appended("ez", mp.at_every(0.6, mp.output_efield_z)),
until=200)
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