mirror of
https://github.com/Findus23/halo_comparison.git
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83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
import numpy as np
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import pandas as pd
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import scipy.special as sf
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from matplotlib import pyplot as plt
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from matplotlib.axes import Axes
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from matplotlib.figure import Figure
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def read_monofonic_file(file: str):
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return pd.read_csv(
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file,
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sep=" ",
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skipinitialspace=True,
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header=None,
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names=[
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"k", "P_dtot", "P_dcdm", "P_dbar", "P_tcdm", "P_tbar", "..", "...", "....", "....."
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],
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skiprows=1,
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)
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def read_spectra_file(file: str):
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return pd.read_csv(
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# f"/home/lukas/cosmos_data/monofonic_tests/spectra/DB8_100/DB8_100_ics_256_256_cross_spectrum.txt",
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file,
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sep=" ",
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skipinitialspace=True,
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header=None,
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names=[
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"k",
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"Pcross",
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"P1",
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"err. P1",
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"P2",
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"err. P2",
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"P2-1",
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"err. P2-1",
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"modes in bin",
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],
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skiprows=1,
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)
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monofonic_spectra = read_monofonic_file(
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f"/home/lukas/cosmoca/cosmoca-reproducibility/monofonic_tests/input_powerspec.txt")
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print(monofonic_spectra)
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def Dplus(lambda0, a):
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return a * np.sqrt(1.0 + lambda0 * a ** 3) * \
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sf.hyp2f1(3.0 / 2.0, 5.0 / 6.0, 11.0 / 6.0, -lambda0 * a ** 3)
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OmegaLambda = 0.6901
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OmegaM = 0.3099
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lambda_0 = OmegaLambda / OmegaM
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a_ini = 0.02
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factor = Dplus(lambda_0, a_ini) ** 2 / Dplus(lambda_0, 1) ** 2
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sim_spectra = read_spectra_file(
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"/home/lukas/cosmoca/cosmoca-reproducibility/monofonic_tests/out.txt_cross_spectrum.txt")
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sim_spectra_ics_new = read_spectra_file(
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"/home/lukas/cosmoca/cosmoca-reproducibility/monofonic_tests/DB8_spectra.txt_cross_spectrum.txt")
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sim_spectra_ics_old = read_spectra_file(
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"/home/lukas/cosmos_data/monofonic_tests/spectra/DB8_100/DB8_100_ics_256_256_cross_spectrum.txt", )
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sim_spectra = read_spectra_file(
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"/home/lukas/cosmos_data/monofonic_tests/spectra/DB8_100/DB8_100_a4_256_256_cross_spectrum.txt", )
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sim_spectra_new = read_spectra_file(
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"/home/lukas/cosmoca/cosmoca-reproducibility/monofonic_tests/DB8_spectra_end_cross_spectrum.txt")
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fig: Figure = plt.figure()
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ax: Axes = fig.gca(
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)
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ax.loglog(sim_spectra.k, sim_spectra.P1*factor, label="sim")
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ax.loglog(sim_spectra_new.k, sim_spectra_new.P1*factor, label="sim new")
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ax.loglog(sim_spectra_ics_old.k, sim_spectra_ics_old.P1, label="ics old")
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ax.loglog(sim_spectra_ics_new.k, sim_spectra_ics_new.P1, label="ics new")
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ax.loglog(monofonic_spectra.k, monofonic_spectra.P_dtot, linestyle="dotted", label="ref")
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# ax.loglog(monofonic_spectra.k, monofonic_spectra.P_dcdm, label="P_dcdm")
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# ax.loglog(monofonic_spectra.k, monofonic_spectra.P_dbar, label="P_dbar")
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plt.legend()
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plt.show()
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