mirror of
https://github.com/Richard-Sti/csiborgtools.git
synced 2024-12-22 22:28:03 +00:00
3dc559fec1
* Rm comment * Add new fixed particle overlap * Fix overlap calculation * Update docs * Add new overlapper support in matcher * add filter optin * Add the real space filter. * Change filtering to real space only * Update TODO * add high-resolution switch * add cross script * Remove comment * Add smoothing option
78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
# Copyright (C) 2022 Richard Stiskalek
|
|
# This program is free software; you can redistribute it and/or modify it
|
|
# under the terms of the GNU General Public License as published by the
|
|
# Free Software Foundation; either version 3 of the License, or (at your
|
|
# option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful, but
|
|
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
|
|
# Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License along
|
|
# with this program; if not, write to the Free Software Foundation, Inc.,
|
|
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
"""
|
|
MPI script to run the CSiBORG realisations matcher.
|
|
"""
|
|
import numpy
|
|
from datetime import datetime
|
|
from mpi4py import MPI
|
|
from os.path import join
|
|
from os import remove
|
|
try:
|
|
import csiborgtools
|
|
except ModuleNotFoundError:
|
|
import sys
|
|
sys.path.append("../")
|
|
import csiborgtools
|
|
import utils
|
|
|
|
# Get MPI things
|
|
comm = MPI.COMM_WORLD
|
|
rank = comm.Get_rank()
|
|
nproc = comm.Get_size()
|
|
|
|
# File paths
|
|
ftemp = join(utils.dumpdir, "temp_match", "match_{}.npy")
|
|
fperm = join(utils.dumpdir, "match", "cross_matches.npy")
|
|
|
|
# Set up the catalogue
|
|
paths = csiborgtools.read.CSiBORGPaths(to_new=False)
|
|
print("{}: started reading in the combined catalogue.".format(datetime.now()),
|
|
flush=True)
|
|
cat = csiborgtools.read.CombinedHaloCatalogue(
|
|
paths, min_m500=None, max_dist=None, verbose=False)
|
|
print("{}: finished reading in the combined catalogue with `{}`."
|
|
.format(datetime.now(), cat.n_sims), flush=True)
|
|
matcher = csiborgtools.match.RealisationsMatcher(cat)
|
|
|
|
|
|
for i in csiborgtools.fits.split_jobs(len(cat.n_sims), nproc)[rank]:
|
|
n = cat.n_sims[i]
|
|
print("{}: rank {} working on simulation `{}`."
|
|
.format(datetime.now(), rank, n), flush=True)
|
|
out = matcher.cross_knn_position_single(
|
|
i, nmult=15, dlogmass=2, init_dist=True, overlap=True, verbose=False,
|
|
overlapper_kwargs={"smooth_scale": 0.5})
|
|
|
|
# Dump the result
|
|
with open(ftemp.format(n), "wb") as f:
|
|
numpy.save(f, out)
|
|
|
|
|
|
comm.Barrier()
|
|
if rank == 0:
|
|
print("Collecting files...", flush=True)
|
|
|
|
dtype = {"names": ["match", "nsim"], "formats": [object, numpy.int32]}
|
|
matches = numpy.full(len(cat.n_sims), numpy.nan, dtype=dtype)
|
|
for i, n in enumerate(cat.n_sims):
|
|
with open(ftemp.format(n), "rb") as f:
|
|
matches["match"][i] = numpy.load(f, allow_pickle=True)
|
|
matches["nsim"][i] = n
|
|
remove(ftemp.format(n))
|
|
|
|
print("Saving results to `{}`.".format(fperm))
|
|
with open(fperm, "wb") as f:
|
|
numpy.save(f, matches)
|