mirror of
https://github.com/Richard-Sti/csiborgtools.git
synced 2024-12-22 09:58:02 +00:00
Remove olf file
This commit is contained in:
parent
119d09e26e
commit
d04ae6b327
1 changed files with 0 additions and 77 deletions
|
@ -1,77 +0,0 @@
|
||||||
# Copyright (C) 2023 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.
|
|
||||||
|
|
||||||
|
|
||||||
def add_initial_snapshot(nsim, simname, halo_finder, verbose):
|
|
||||||
"""
|
|
||||||
Sort the initial snapshot particles according to their final snapshot and
|
|
||||||
add them to the final snapshot's HDF5 file.
|
|
||||||
"""
|
|
||||||
paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
|
|
||||||
fname = paths.processed_output(nsim, simname, halo_finder)
|
|
||||||
|
|
||||||
if simname == "csiborg":
|
|
||||||
partreader = csiborgtools.read.CSiBORGReader(paths)
|
|
||||||
else:
|
|
||||||
partreader = csiborgtools.read.QuijoteReader(paths)
|
|
||||||
|
|
||||||
fprint(f"processing simulation `{nsim}`.", verbose)
|
|
||||||
if simname == "csiborg":
|
|
||||||
nsnap0 = 1
|
|
||||||
elif simname == "quijote":
|
|
||||||
nsnap0 = -1
|
|
||||||
else:
|
|
||||||
raise ValueError(f"Unknown simulation `{simname}`.")
|
|
||||||
|
|
||||||
fprint("loading and sorting the initial PID.", verbose)
|
|
||||||
sort_indxs = numpy.argsort(partreader.read_snapshot(nsnap0, nsim, "pid"))
|
|
||||||
|
|
||||||
fprint("loading the final particles.", verbose)
|
|
||||||
with h5py.File(fname, "r") as f:
|
|
||||||
sort_indxs_final = f["snapshot_final/pid"][:]
|
|
||||||
f.close()
|
|
||||||
|
|
||||||
fprint("sorting the particles according to the final snapshot.", verbose)
|
|
||||||
sort_indxs_final = numpy.argsort(numpy.argsort(sort_indxs_final))
|
|
||||||
sort_indxs = sort_indxs[sort_indxs_final]
|
|
||||||
|
|
||||||
del sort_indxs_final
|
|
||||||
collect()
|
|
||||||
|
|
||||||
fprint("loading and sorting the initial particle position.", verbose)
|
|
||||||
pos = partreader.read_snapshot(nsnap0, nsim, "pos")[sort_indxs]
|
|
||||||
|
|
||||||
del sort_indxs
|
|
||||||
collect()
|
|
||||||
|
|
||||||
# In Quijote some particles are position precisely at the edge of the
|
|
||||||
# box. Move them to be just inside.
|
|
||||||
if simname == "quijote":
|
|
||||||
mask = pos >= 1
|
|
||||||
if numpy.any(mask):
|
|
||||||
spacing = numpy.spacing(pos[mask])
|
|
||||||
assert numpy.max(spacing) <= 1e-5
|
|
||||||
pos[mask] -= spacing
|
|
||||||
|
|
||||||
fprint(f"dumping particles for `{nsim}` to `{fname}`.", verbose)
|
|
||||||
with h5py.File(fname, "r+") as f:
|
|
||||||
if "snapshot_initial" in f.keys():
|
|
||||||
del f["snapshot_initial"]
|
|
||||||
group = f.create_group("snapshot_initial")
|
|
||||||
group.attrs["header"] = "Initial snapshot data."
|
|
||||||
dset = group.create_dataset("pos", data=pos)
|
|
||||||
dset.attrs["header"] = "DM particle positions in box units."
|
|
||||||
|
|
||||||
f.close()
|
|
Loading…
Reference in a new issue