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testing fields again

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edoardo
2026-05-25 15:38:48 +02:00
parent 1311203563
commit 7039997fbd
2 changed files with 8 additions and 9 deletions
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hdf5_vis.py
+1 -1
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@@ -29,7 +29,7 @@ print(max_clim)
def animate(frame): def animate(frame):
ax.clear() ax.clear()
im = ax.imshow(np.rot90(np.abs(data[frame][:,0,:]),k=1), origin="lower", im = ax.imshow(np.rot90(np.abs(data[frame][:,0,:]),k=3), origin="lower",
extent=[z.min(), z.max(),x.min(), x.max(),], extent=[z.min(), z.max(),x.min(), x.max(),],
cmap="viridis", cmap="viridis",
metapeg_v2.py
+7 -8
View File
@@ -11,20 +11,20 @@ import os
import xarray as xr import xarray as xr
from PIL import Image from PIL import Image
mp.verbosity(3) mp.verbosity(2)
if not os.path.exists("results"): if not os.path.exists("results"):
os.makedirs("results") os.makedirs("results")
###### PHYSICS SETUP ###### ###### PHYSICS SETUP ######
RESOLUTION = 18 #pixels per meep unit length (1um) RESOLUTION = 20 #pixels per meep unit length (1um)
MAX_RUN_TIME = 1100 #meep units MAX_RUN_TIME = 1100 #meep units
WAVELENGTH_MIN_UM = 1.50 WAVELENGTH_MIN_UM = 1.50
WAVELENGTH_MAX_UM = 1.60 WAVELENGTH_MAX_UM = 1.60
PML_UM = 1.0 #PML thickness PML_UM = 1.0 #PML thickness
BUFFER = 2.0 BUFFER = 3.0
DESIGN_WAVELENGTHS_UM = [1.50,1.55,1.60] #wavelengths at which to optimize the device DESIGN_WAVELENGTHS_UM = [1.50,1.55,1.60] #wavelengths at which to optimize the device
DESIGN_REGION_UM = mp.Vector3(2,2,1) DESIGN_REGION_UM = mp.Vector3(4,4,1)
DESIGN_REGION_RESOLUTION = int(2 * RESOLUTION) DESIGN_REGION_RESOLUTION = int(2 * RESOLUTION)
DESIGN_REGION_CENTER = mp.Vector3(0, 0, DESIGN_REGION_UM.z / 2) DESIGN_REGION_CENTER = mp.Vector3(0, 0, DESIGN_REGION_UM.z / 2)
NX_DESIGN_GRID = int(DESIGN_REGION_UM.x * DESIGN_REGION_RESOLUTION) + 1 NX_DESIGN_GRID = int(DESIGN_REGION_UM.x * DESIGN_REGION_RESOLUTION) + 1
@@ -67,7 +67,7 @@ frequency_width = frequency_max - frequency_min
SOURCE_CENTER = mp.Vector3(0,0,-BUFFER/2) SOURCE_CENTER = mp.Vector3(0,0,-BUFFER/2)
SOURCE_SIZE = mp.Vector3(physical_domains_size.x,physical_domains_size.y,0) SOURCE_SIZE = mp.Vector3(physical_domains_size.x,physical_domains_size.y,0)
NEAR_REGION_MONITOR_CENTER = mp.Vector3(0,0, DESIGN_REGION_UM.z) NEAR_REGION_MONITOR_CENTER = mp.Vector3(0,0, DESIGN_REGION_UM.z + BUFFER/2)
NEAR_REGION_MONITOR_SIZE = mp.Vector3(physical_domains_size.x,physical_domains_size.y,0) NEAR_REGION_MONITOR_SIZE = mp.Vector3(physical_domains_size.x,physical_domains_size.y,0)
ff_monitor_center = mp.Vector3(0,0,DESIGN_REGION_UM.z + BUFFER) ff_monitor_center = mp.Vector3(0,0,DESIGN_REGION_UM.z + BUFFER)
@@ -366,7 +366,7 @@ def normalization_sim() -> np.ndarray:
mp.Source( mp.Source(
src=mp.GaussianSource( src=mp.GaussianSource(
frequency=frequency_center, frequency=frequency_center,
fwidth=frequency_width/2), fwidth=frequency_width),
component=mp.Ex, component=mp.Ex,
center=SOURCE_CENTER, center=SOURCE_CENTER,
size=SOURCE_SIZE, size=SOURCE_SIZE,
@@ -408,9 +408,8 @@ def normalization_sim() -> np.ndarray:
norm_near2far = norm_sim.add_near2far(frequencies, *NearRegions) norm_near2far = norm_sim.add_near2far(frequencies, *NearRegions)
#norm_sim.run(until_after_sources=stop_cond)
norm_sim.run( norm_sim.run(
mp.at_every(10,mp.in_volume( mp.at_every(1,mp.in_volume(
mp.Volume(center=mp.Vector3(), size=physical_domains_size), mp.Volume(center=mp.Vector3(), size=physical_domains_size),
mp.output_efield_x mp.output_efield_x
)), )),