def get_all_options_ics(**kwargs):
user_params, cosmo_params, astro_params, flag_options = get_all_defaults(kwargs)
user_params.update(DEFAULT_USER_PARAMS)
out = {
"user_params": user_params,
"cosmo_params": cosmo_params,
"random_seed": SEED,
}
for key in kwargs:
if key.upper() in (k.upper() for k in global_params.keys()):
out[key] = kwargs[key]
return out
def produce_perturb_field_data(redshift, **kwargs):
options = get_all_options(redshift, **kwargs)
options_ics = get_all_options_ics(**kwargs)
out = {
key: kwargs[key]
for key in kwargs
if key.upper() in (k.upper() for k in global_params.keys())
}
velocity_normalisation = 1e16
with config.use(regenerate=True, write=False):
init_box = initial_conditions(**options_ics)
pt_box = perturb_field(redshift=redshift, init_boxes=init_box, **out)
p_dens, k_dens = get_power(
pt_box.density,
boxlength=options["user_params"]["BOX_LEN"],
)
p_vel, k_vel = get_power(
pt_box.velocity * velocity_normalisation,
boxlength=options["user_params"]["BOX_LEN"],
)
def hist(kind, xmin, xmax, nbins):
data = getattr(pt_box, kind)
if kind == "velocity":
data = velocity_normalisation * data
bins, edges = np.histogram(
data,
bins=np.linspace(xmin, xmax, nbins),
range=[xmin, xmax],
density=True,
)
left, right = edges[:-1], edges[1:]
X = np.array([left, right]).T.flatten()
Y = np.array([bins, bins]).T.flatten()
return X, Y
X_dens, Y_dens = hist("density", -0.8, 2.0, 50)
X_vel, Y_vel = hist("velocity", -2, 2, 50)
return k_dens, p_dens, k_vel, p_vel, X_dens, Y_dens, X_vel, Y_vel, init_box
def get_all_options(redshift, **kwargs):
user_params, cosmo_params, astro_params, flag_options = get_all_defaults(kwargs)
user_params.update(DEFAULT_USER_PARAMS)
out = {
"redshift": redshift,
"user_params": user_params,
"cosmo_params": cosmo_params,
"astro_params": astro_params,
"flag_options": flag_options,
"use_interp_perturb_field": kwargs.get("use_interp_perturb_field", False),
"random_seed": SEED,
}
for key in kwargs:
if key.upper() in (k.upper() for k in global_params.keys()):
out[key] = kwargs[key]
return out
def test_global_params_keys():
assert "HII_FILTER" in global_params.keys()
