diff options
Diffstat (limited to 'fg21sim/extragalactic')
| -rw-r--r-- | fg21sim/extragalactic/clusters/main.py | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/fg21sim/extragalactic/clusters/main.py b/fg21sim/extragalactic/clusters/main.py index c3e4068..4e3d906 100644 --- a/fg21sim/extragalactic/clusters/main.py +++ b/fg21sim/extragalactic/clusters/main.py @@ -22,6 +22,7 @@ import logging import numpy as np import pandas as pd +from .psformalism import PSFormalism from .formation import ClusterFormation from .halo import RadioHalo from ...share import CONFIGS, COSMO @@ -67,7 +68,6 @@ class GalaxyClusters: Load the configs and set the corresponding class attributes. """ comp = "extragalactic/clusters" - self.catalog_path = self.configs.get_path(comp+"/catalog") self.catalog_outfile = self.configs.get_path(comp+"/catalog_outfile") self.prefix = self.configs.getn(comp+"/prefix") self.save = self.configs.getn(comp+"/save") @@ -90,23 +90,21 @@ class GalaxyClusters: logger.info("Loaded and set up configurations") - def _load_catalog(self): + def _simulate_catalog(self): """ - Load the sampled (z, mass) catalogs from the Press-Schechter - formalism for the clusters in this sky patch. + Simulate the (z, mass) catalog of the cluster distribution + according to the Press-Schechter formalism. Catalog columns --------------- * ``z`` : redshifts - * ``mass`` : cluster mass; unit: [Msun] + * ``mass`` : cluster total mass; unit: [Msun] """ - self.catalog = pd.read_csv(self.catalog_path, comment="#") - self.catalog_comment = [ - "z : redshift", - "mass : cluster total mass [Msun]", - ] - num = len(self.catalog) - logger.info("Loaded (z, mass) catalog: %d clusters" % num) + logger.info("Simulating the clusters (z, mass) catalog ...") + psform = PSFormalism(configs=self.configs) + counts = psform.calc_cluster_counts(coverage=self.sky.area) + self.catalog, self.catalog_comment = psform.sample_z_m(counts) + logger.info("Simulated cluster catalog of counts %d." % counts) def _process_catalog(self): """ @@ -281,7 +279,7 @@ class GalaxyClusters: return logger.info("{name}: preprocessing ...".format(name=self.name)) - self._load_catalog() + self._simulate_catalog() self._process_catalog() # self._simulate_mergers() |