Files
scgenerator/examples/compute_coherence.py
2024-01-24 15:24:46 +01:00

56 lines
1.2 KiB
Python

import multiprocessing
from pathlib import Path
import matplotlib.pyplot as plt
import numpy as np
import scgenerator as sc
PARAMS = Path("./examples/noisy.toml")
SEED = 2564
def path(i) -> Path:
return Path(f"build/{Path(__file__).stem}_{i}.zip")
def propagate(i):
np.random.seed(SEED + i)
params = sc.Parameters.load("./examples/noisy.toml")
sc.propagation(path(i), params.compile()).simulate()
def propagate_all(n):
to_do = [i for i in range(n) if not path(i).exists()]
with multiprocessing.Pool(4) as pool:
pool.map(propagate, to_do)
spec, props = sc.propagation_series([path(i) for i in range(n)])
return spec, props
def main():
n = 1
spec, props = propagate_all(n)
print(spec.shape)
wl, ind, _ = sc.PlotRange(
spec.wl_disp[spec.wl_disp > 0].min() * 1e9,
props.parameters.wavelength_window[1] * 1e9,
"nm",
).sort_axis(spec.wl_disp)
for i in range(spec.shape[1]):
fig, (left, right) = plt.subplots(1, 2)
for s in spec[:, i].time_int:
left.plot(spec.t, s)
for s in spec[:, i].wl_int:
right.plot(wl, s[ind])
plt.show()
if __name__ == "__main__":
main()