mirror of
https://github.com/Richard-Sti/csiborgtools.git
synced 2024-12-22 15:58:03 +00:00
aaa14fc880
* Add RAMSES2HDF5 conversion * Upload changes * Clean up * More clean up * updates * Little change * pep9 * Add basic SPH calculation for a snapshot * Add submit script * Remove echo * Little changes * Send off changes * Little formatting * Little updates * Add nthreads argument * Upload chagnes * Add nthreads arguemnts * Some local changes.. * Update scripts * Add submission script * Update script * Update params * Rename CSiBORGBox to CSiBORG1box * Rename CSiBORG1 reader * Move files * Rename folder again * Add basic plotting here * Add new skeletons * Move def * Update nbs * Edit directories * Rename files * Add units to converted snapshots * Fix empty dataset bug * Delete file * Edits to submission scripts * Edit paths * Update .gitignore * Fix attrs * Update weighting * Fix RA/dec bug * Add FORNAX cluster * Little edit * Remove boxes since will no longer need * Move func back * Edit to include sort by membership * Edit paths * Purge basic things * Start removing * Bring file back * Scratch * Update the rest * Improve the entire file * Remove old things * Remove old * Delete old things * Fully updates * Rename file * Edit submit script * Little things * Add print statement * Add here cols_to_structured * Edit halo cat * Remove old import * Add comment * Update paths manager * Move file * Remove file * Add chains
497 lines
19 KiB
Python
497 lines
19 KiB
Python
# Copyright (C) 2023 Richard Stiskalek
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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from os.path import join
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from argparse import ArgumentParser
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import matplotlib as mpl
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import matplotlib.pyplot as plt
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import numpy
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from h5py import File
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import healpy
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import scienceplots # noqa
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import plt_utils
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from cache_to_disk import cache_to_disk, delete_disk_caches_for_function # noqa
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from tqdm import tqdm
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try:
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import csiborgtools
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except ModuleNotFoundError:
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import sys
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sys.path.append("../")
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import csiborgtools
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def open_csiborg(nsim):
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"""
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Open a CSiBORG halo catalogue. Applies mass and distance selection.
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"""
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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bounds = {"totpartmass": (None, None), "dist": (0, 155)}
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return csiborgtools.read.CSiBORGHaloCatalogue(
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nsim, paths, bounds=bounds, load_fitted=True, load_initial=True,
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with_lagpatch=False)
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def open_quijote(nsim, nobs=None):
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"""
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Open a Quijote halo catalogue. Applies mass and distance selection.
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"""
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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cat = csiborgtools.read.QuijoteHaloCatalogue(
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nsim, paths, nsnap=4, load_fitted=True, load_initial=True,
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with_lagpatch=False)
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if nobs is not None:
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cat = cat.pick_fiducial_observer(nobs, rmax=155.5)
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return cat
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def plot_mass_vs_ncells(nsim, pdf=False):
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"""
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Plot the halo mass vs. number of occupied cells in the initial snapshot.
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"""
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cat = open_csiborg(nsim)
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mpart = 4.38304044e+09
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x = numpy.log10(cat["totpartmass"])
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y = numpy.log10(cat["lagpatch_ncells"])
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p = numpy.polyfit(x, y, 1)
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print("Fitted parameters are: ", p)
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with plt.style.context(plt_utils.mplstyle):
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plt.figure()
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plt.scatter(cat["totpartmass"], cat["lagpatch_ncells"], s=0.25,
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rasterized=True)
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plt.xscale("log")
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plt.yscale("log")
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for n in [1, 10, 100]:
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plt.axvline(n * 512 * mpart, c="black", ls="--", zorder=0, lw=0.8)
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plt.xlabel(r"$M_{\rm tot} ~ [M_\odot$ / h]")
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plt.ylabel(r"$N_{\rm cells}$")
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for ext in ["png"] if pdf is False else ["png", "pdf"]:
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fout = join(plt_utils.fout, f"init_mass_vs_ncells_{nsim}.{ext}")
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print(f"Saving to `{fout}`.")
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plt.savefig(fout, dpi=plt_utils.dpi, bbox_inches="tight")
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plt.close()
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###############################################################################
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# HMF plot #
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###############################################################################
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def plot_hmf(pdf=False):
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"""
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Plot the FoF halo mass function of CSiBORG and Quijote.
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"""
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print("Plotting the HMF...", flush=True)
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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csiborg_nsims = paths.get_ics("csiborg")
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print("Loading CSiBORG halo counts.", flush=True)
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for i, nsim in enumerate(tqdm(csiborg_nsims)):
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data = numpy.load(paths.halo_counts("csiborg", nsim))
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if i == 0:
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bins = data["bins"]
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csiborg_counts = numpy.full((len(csiborg_nsims), len(bins) - 1),
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numpy.nan, dtype=numpy.float32)
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csiborg_counts[i, :] = data["counts"]
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csiborg_counts /= numpy.diff(bins).reshape(1, -1)
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# csiborg5511 = numpy.load(paths.halo_counts("csiborg", 5511))["counts"]
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# csiborg5511 /= numpy.diff(data["bins"])
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print("Loading Quijote halo counts.", flush=True)
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quijote_nsims = paths.get_ics("quijote")
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for i, nsim in enumerate(tqdm(quijote_nsims)):
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data = numpy.load(paths.halo_counts("quijote", nsim))
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if i == 0:
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bins = data["bins"]
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nmax = data["counts"].shape[0]
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quijote_counts = numpy.full(
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(len(quijote_nsims) * nmax, len(bins) - 1), numpy.nan,
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dtype=numpy.float32)
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quijote_counts[i * nmax:(i + 1) * nmax, :] = data["counts"]
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quijote_counts /= numpy.diff(bins).reshape(1, -1)
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vol = 4 * numpy.pi / 3 * 155.5**3
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csiborg_counts /= vol
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quijote_counts /= vol
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# csiborg5511 /= vol
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x = 10**(0.5 * (bins[1:] + bins[:-1]))
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# Edit lower limits
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csiborg_counts[:, x < 10**13.1] = numpy.nan
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quijote_counts[:, x < 10**(13.1)] = numpy.nan
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# Edit upper limits
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csiborg_counts[:, x > 3e15] = numpy.nan
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quijote_counts[:, x > 3e15] = numpy.nan
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# csiborg5511[x > 3e15] = numpy.nan
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with plt.style.context(plt_utils.mplstyle):
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cols = plt.rcParams["axes.prop_cycle"].by_key()["color"]
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fig, ax = plt.subplots(nrows=1, sharex=True,
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figsize=(3.5, 2.625))
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ax = [ax]
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# fig, ax = plt.subplots(nrows=2, sharex=True,
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# figsize=(3.5, 2.625 * 1.25),
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# gridspec_kw={"height_ratios": [1, 0.25]})
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# fig.subplots_adjust(hspace=0, wspace=0)
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# Upper panel data
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mean_csiborg = numpy.mean(csiborg_counts, axis=0)
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std_csiborg = numpy.std(csiborg_counts, axis=0)
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for i in range(len(csiborg_counts)):
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ax[0].plot(x, csiborg_counts[i, :], c="cornflowerblue", lw=0.5, zorder=0)
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ax[0].plot(x, mean_csiborg, label="CSiBORG", c="mediumblue", zorder=1)
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# ax[0].fill_between(x, mean_csiborg - std_csiborg,
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# mean_csiborg + std_csiborg,
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# alpha=0.5, color=cols[0])
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mean_quijote = numpy.mean(quijote_counts, axis=0)
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std_quijote = numpy.std(quijote_counts, axis=0)
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for i in range(len(quijote_counts)):
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ax[0].plot(x, quijote_counts[i, :], c="palegreen", lw=0.5, zorder=-1)
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ax[0].plot(x, mean_quijote, label="Quijote", c="darkgreen", zorder=1)
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# ax[0].fill_between(x, mean_quijote - std_quijote,
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# mean_quijote + std_quijote, alpha=0.5,
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# color=cols[1])
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# ax[0].plot(x, csiborg5511, label="CSiBORG 5511", c="k", ls="--")
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# std5511 = numpy.sqrt(csiborg5511)
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# ax[0].fill_between(x, csiborg5511 - std_csiborg, csiborg5511 + std5511,
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# alpha=0.2, color="k")
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# # Lower panel data
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# log_y = numpy.log10(mean_csiborg / mean_quijote)
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# err = numpy.sqrt((std_csiborg / mean_csiborg / numpy.log(10))**2
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# + (std_quijote / mean_quijote / numpy.log(10))**2)
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# ax[1].plot(x, 10**log_y, c=cols[0])
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# ax[1].fill_between(x, 10**(log_y - err), 10**(log_y + err), alpha=0.5,
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# color="k")
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# ax[1].plot(x, csiborg5511 / mean_quijote, c="k", ls="--")
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# Labels and accesories
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# ax[1].axhline(1, color="k", ls="--",
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# lw=0.5 * plt.rcParams["lines.linewidth"], zorder=0)
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# ax[0].set_ylabel(r"$\frac{\mathrm{d}^2 N}{\mathrm{d} V \mathrm{d}\log M_{\rm tot}}~[\mathrm{dex}^{-1} (\mathrm{Mpc} / h)^{-3}]$", # noqa
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# fontsize="small")
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m = numpy.isfinite(mean_quijote)
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ax[0].set_xlim(x[m].min(), x[m].max())
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ax[0].set_ylabel(r"$\mathrm{HMF}~[\mathrm{dex}^{-1} (\mathrm{Mpc} / h)^{-3}]$")
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ax[0].set_xlabel(r"$M_{\rm tot}~[M_\odot / h]$", fontsize="small")
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# ax[1].set_ylabel(r"$\mathrm{CSiBORG} / \mathrm{Quijote}$",
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# fontsize="small")
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ax[0].set_xscale("log")
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ax[0].set_yscale("log")
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# ax[1].set_ylim(0.5, 1.5)
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# ax[1].set_yscale("log")
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ax[0].legend()
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fig.tight_layout(h_pad=0, w_pad=0)
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for ext in ["png"] if pdf is False else ["png", "pdf"]:
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fout = join(plt_utils.fout, f"hmf_comparison.{ext}")
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print(f"Saving to `{fout}`.")
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fig.savefig(fout, dpi=plt_utils.dpi, bbox_inches="tight")
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plt.close()
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def plot_hmf_quijote_full(pdf=False):
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"""
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Plot the FoF halo mass function of Quijote full run.
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Returns
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-------
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None
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"""
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print("Plotting the HMF...", flush=True)
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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print("Loading Quijote halo counts.", flush=True)
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quijote_nsims = paths.get_ics("quijote")
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for i, nsim in enumerate(tqdm(quijote_nsims)):
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data = numpy.load(paths.halo_counts("quijote_full", nsim))
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if i == 0:
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bins = data["bins"]
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counts = numpy.full((len(quijote_nsims), len(bins) - 1), numpy.nan,
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dtype=numpy.float32)
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counts[i, :] = data["counts"]
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counts /= numpy.diff(bins).reshape(1, -1)
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counts /= 1000**3
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x = 10**(0.5 * (bins[1:] + bins[:-1]))
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# Edit lower and upper limits
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counts[:, x < 10**(12.4)] = numpy.nan
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counts[:, x > 4e15] = numpy.nan
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with plt.style.context(plt_utils.mplstyle):
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cols = plt.rcParams["axes.prop_cycle"].by_key()["color"]
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fig, ax = plt.subplots(nrows=2, sharex=True,
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figsize=(3.5, 2.625 * 1.25),
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gridspec_kw={"height_ratios": [1, 0.65]})
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fig.subplots_adjust(hspace=0, wspace=0)
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# Upper panel data
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mean = numpy.mean(counts, axis=0)
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std = numpy.std(counts, axis=0)
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ax[0].plot(x, mean)
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ax[0].fill_between(x, mean - std, mean + std, alpha=0.5)
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# Lower panel data
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for i in range(counts.shape[0]):
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ax[1].plot(x, counts[i, :] / mean, c=cols[0])
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# Labels and accesories
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ax[1].axhline(1, color="k", ls="--",
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lw=0.5 * plt.rcParams["lines.linewidth"], zorder=0)
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ax[0].set_ylabel(r"$\frac{\mathrm{d}^2 n}{\mathrm{d}\log M_{\rm tot} \mathrm{d} V}~[\mathrm{dex}^{-1} (\mathrm{Mpc / h})^{-3}]$", # noqa
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fontsize="small")
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ax[1].set_xlabel(r"$M_{\rm tot}~[$M_\odot / h]$", fontsize="small")
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ax[1].set_ylabel(r"$\mathrm{HMF} / \langle \mathrm{HMF} \rangle$",
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fontsize="small")
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ax[0].set_xscale("log")
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ax[0].set_yscale("log")
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ax[0].legend()
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fig.tight_layout(h_pad=0, w_pad=0)
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for ext in ["png"] if pdf is False else ["png", "pdf"]:
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fout = join(plt_utils.fout, f"hmf_quijote_full.{ext}")
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print(f"Saving to `{fout}`.")
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fig.savefig(fout, dpi=plt_utils.dpi, bbox_inches="tight")
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plt.close()
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def load_field(kind, nsim, grid, MAS, in_rsp=False, smooth_scale=None):
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r"""
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Load a single field.
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"""
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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return numpy.load(paths.field(kind, MAS, grid, nsim, in_rsp=in_rsp,
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smooth_scale=smooth_scale))
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###############################################################################
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# Projected field #
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###############################################################################
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def plot_projected_field(kind, nsim, grid, in_rsp, smooth_scale, MAS="PCS",
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vel_component=0, highres_only=True, slice_find=None,
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pdf=False):
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"""
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Plot the mean projected field, however can also plot a single slice.
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"""
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print(f"Plotting projected field `{kind}`. ", flush=True)
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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nsnap = max(paths.get_snapshots(nsim, "csiborg"))
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box = csiborgtools.read.CSiBORG1Box(nsnap, nsim, paths)
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if kind == "overdensity":
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field = load_field("density", nsim, grid, MAS=MAS, in_rsp=in_rsp)
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density_gen = csiborgtools.field.DensityField(box, MAS)
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field = density_gen.overdensity_field(field) + 2
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field = numpy.log10(field)
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elif kind == "borg_density":
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field = File(paths.borg_mcmc(nsim), 'r')
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field = field["scalars"]["BORG_final_density"][...]
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else:
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field = load_field(kind, nsim, grid, MAS=MAS, in_rsp=in_rsp,
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smooth_scale=smooth_scale)
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if kind == "velocity":
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field = field[vel_component, ...]
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field = box.box2vel(field)
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if highres_only:
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csiborgtools.field.fill_outside(field, numpy.nan, rmax=155.5,
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boxsize=677.7)
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start = round(field.shape[0] * 0.27)
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end = round(field.shape[0] * 0.73)
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field = field[start:end, start:end, start:end]
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if kind == "environment":
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cmap = mpl.colors.ListedColormap(
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['red', 'lightcoral', 'limegreen', 'khaki'])
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else:
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cmap = "viridis"
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labels = [r"$y-z$", r"$x-z$", r"$x-y$"]
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with plt.style.context(plt_utils.mplstyle):
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fig, ax = plt.subplots(figsize=(3.5 * 2, 2.625), ncols=3, sharey=True,
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sharex="col")
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fig.subplots_adjust(hspace=0, wspace=0)
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for i in range(3):
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if slice_find is None:
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img = numpy.nanmean(field, axis=i)
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else:
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ii = int(field.shape[i] * slice_find)
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img = numpy.take(field, ii, axis=i)
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if i == 0:
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vmin, vmax = numpy.nanpercentile(img, [1, 99])
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im = ax[i].imshow(img, vmin=vmin, vmax=vmax, cmap=cmap)
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else:
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ax[i].imshow(img, vmin=vmin, vmax=vmax, cmap=cmap)
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k = img.shape[0] // 2
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ax[i].scatter(k, k, marker="x", s=5, zorder=2, c="red")
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frad = 155.5 / 677.7
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R = 155.5 / 677.7 * grid
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if slice_find is None:
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rad = R
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plot_circle = True
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elif (not highres_only and 0.5 - frad < slice_find < 0.5 + frad):
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z = (slice_find - 0.5) * grid
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rad = R * numpy.sqrt(1 - z**2 / R**2)
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plot_circle = True
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else:
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plot_circle = False
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if not highres_only and plot_circle:
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theta = numpy.linspace(0, 2 * numpy.pi, 100)
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ax[i].plot(rad * numpy.cos(theta) + grid // 2,
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rad * numpy.sin(theta) + grid // 2,
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lw=0.75 * plt.rcParams["lines.linewidth"], zorder=1,
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c="red", ls="--")
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ax[i].set_title(labels[i])
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if highres_only:
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ncells = end - start
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size = ncells / grid * 677.7
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else:
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ncells = grid
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size = 677.7
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# Get beautiful ticks
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yticks = numpy.linspace(0, ncells, 6).astype(int)
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yticks = numpy.append(yticks, ncells // 2)
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ax[0].set_yticks(yticks)
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ax[0].set_yticklabels((yticks * size / ncells - size / 2).astype(int))
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ax[0].set_ylabel(r"$x_i ~ [\mathrm{Mpc} / h]$")
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for i in range(3):
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xticks = numpy.linspace(0, ncells, 6).astype(int)
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xticks = numpy.append(xticks, ncells // 2)
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xticks = numpy.sort(xticks)
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if i < 2:
|
|
xticks = xticks[:-1]
|
|
ax[i].set_xticks(xticks)
|
|
ax[i].set_xticklabels(
|
|
(xticks * size / ncells - size / 2).astype(int))
|
|
ax[i].set_xlabel(r"$x_j ~ [\mathrm{Mpc} / h]$")
|
|
|
|
cbar_ax = fig.add_axes([0.982, 0.155, 0.025, 0.75],
|
|
transform=ax[2].transAxes)
|
|
if slice_find is None:
|
|
clabel = "Mean projected field"
|
|
else:
|
|
clabel = "Sliced field"
|
|
|
|
if kind == "environment":
|
|
bounds = [0, 1, 2, 3, 4]
|
|
norm = mpl.colors.BoundaryNorm(bounds, cmap.N)
|
|
cbar = fig.colorbar(
|
|
mpl.cm.ScalarMappable(cmap=cmap, norm=norm), cax=cbar_ax,
|
|
ticks=[0.5, 1.5, 2.5, 3.5])
|
|
cbar.ax.set_yticklabels(["knot", "filament", "sheet", "void"],
|
|
rotation=90, va="center")
|
|
else:
|
|
fig.colorbar(im, cax=cbar_ax, label=clabel)
|
|
|
|
fig.tight_layout(h_pad=0, w_pad=0)
|
|
for ext in ["png"] if pdf is False else ["png", "pdf"]:
|
|
fout = join(
|
|
plt_utils.fout,
|
|
f"field_{kind}_{nsim}_rsp{in_rsp}_hres{highres_only}.{ext}")
|
|
if smooth_scale is not None and smooth_scale > 0:
|
|
smooth_scale = float(smooth_scale)
|
|
fout = fout.replace(f".{ext}", f"_smooth{smooth_scale}.{ext}")
|
|
print(f"Saving to `{fout}`.")
|
|
fig.savefig(fout, dpi=plt_utils.dpi, bbox_inches="tight")
|
|
plt.close()
|
|
|
|
|
|
###############################################################################
|
|
# Command line interface #
|
|
###############################################################################
|
|
|
|
|
|
if __name__ == "__main__":
|
|
parser = ArgumentParser()
|
|
parser.add_argument('-c', '--clean', action='store_true')
|
|
args = parser.parse_args()
|
|
|
|
cached_funcs = ["load_field"]
|
|
if args.clean:
|
|
for func in cached_funcs:
|
|
print(f"Cleaning cache for function {func}.")
|
|
delete_disk_caches_for_function(func)
|
|
|
|
if False:
|
|
plot_mass_vs_ncells(7444, pdf=False)
|
|
|
|
if True:
|
|
plot_hmf(pdf=True)
|
|
|
|
if False:
|
|
plot_hmf_quijote_full(pdf=False)
|
|
|
|
if False:
|
|
kind = "overdensity"
|
|
grid = 1024
|
|
plot_sky_distribution(kind, 7444, grid, nside=64,
|
|
plot_groups=False, dmin=45, dmax=60,
|
|
plot_halos=5e13, volume_weight=True)
|
|
|
|
if False:
|
|
kind = "environment"
|
|
grid = 512
|
|
smooth_scale = 8.0
|
|
# plot_projected_field("overdensity", 7444, grid, in_rsp=True,
|
|
# highres_only=False)
|
|
# nsims = [7444 + n * 24 for n in range(101)]
|
|
nsim = 7444
|
|
|
|
for in_rsp in [False]:
|
|
plot_projected_field(kind, nsim, grid, in_rsp=in_rsp,
|
|
smooth_scale=smooth_scale, slice_find=0.5,
|
|
MAS="PCS", highres_only=True)
|
|
|
|
if False:
|
|
paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
|
|
|
|
d = csiborgtools.read.read_h5(paths.particles(7444, "csiborg"))
|
|
d = d["particles"]
|
|
|
|
plt.figure()
|
|
plt.hist(d[:100000, 4], bins="auto")
|
|
|
|
plt.tight_layout()
|
|
plt.savefig("../plots/velocity_distribution.png", dpi=450,
|
|
bbox_inches="tight")
|