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added understanding to the shift analysis

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glatterf42 2022-06-17 17:29:13 +02:00
parent 453cae05ce
commit 74ad71a625
2 changed files with 25 additions and 8 deletions
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2
auriga_comparison.py
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@ -40,7 +40,7 @@ fig2: Figure = plt.figure(figsize=(9, 6))
ax2: Axes = fig2.gca()
for ax in [ax1, ax2]:
ax.set_xlabel(r'R [Mpc]$')
ax.set_xlabel(r'R [Mpc]')
ax1.set_ylabel(r'M [$10^{10} \mathrm{M}_\odot$]')
ax2.set_ylabel("density [$\\frac{10^{10} \\mathrm{M}_\\odot}{Mpc^3}$]")

31
music_shift_analysis.py
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@ -16,7 +16,7 @@ lxref = right_corner_highres_boundary - left_corner_highres_boundary
# #or equivalently
xc = (left_corner_highres_boundary + 0.5 * lxref) % 1.0
print(xc)
print(f'our calculated centre: {xc}')
# hardcoded because I only want to understand my specific case (read from auriga_6_ics.conf_log.txt):
shift_unit = 2
@ -27,16 +27,16 @@ desired_box_centre = np.array([0.5, 0.5, 0.5])
xshift = (desired_box_centre - xc) * ncoarse / shift_unit + desired_box_centre
xshift = xshift.astype(int) * shift_unit
print(xshift)
print(f'our music shift: {xshift}')
adrian_shift = (desired_box_centre - xc * ncoarse).astype(np.int64)
print("a", adrian_shift)
print(f'adrians shift as noted in our music source: {adrian_shift}')
oliver_shift = np.array([-6, 0, -12])
assert (xshift == oliver_shift).all()
print(adrian_shift - oliver_shift)
print(f'difference between adrians and olivers way to calculate the shift: {adrian_shift - oliver_shift}')
print(xshift / ncoarse * 100)
print(f'our music shift transformed to Mpc coordinates: {xshift / ncoarse * 100}')
xshift_in_mpc = np.array([-4.6875, 0, -9.375])
@ -45,6 +45,23 @@ highres_region_centre = np.array([0.566187, 0.517375, 0.612728]) * 100
shifted_highres_centre = highres_region_centre + xshift_in_mpc
print(shifted_highres_centre)
print(f'our music shift applied to our calculated highresregion centre: {shifted_highres_centre}')
# print(f'adrians shift applied to our calculated highresregion centre: {shifted_highres_centre}')
print(desired_box_centre * 100 - shifted_highres_centre)
print(f'difference between our calculated centre and the actual centre of the box: {desired_box_centre * 100 - shifted_highres_centre}')
h_adrian = 0.6777 #according to cosmICweb for the EAGLE sim
centre_adrian = np.array([56.50153741810241, 49.40761085700951, 49.634393647291695])
centre_music = np.array([58.25576087992683, 51.34632916228137, 51.68749302578122])
original_centre_in_adrians_zoom = np.array([4.367988,1.307087,7.743252]) / h_adrian
print(f'shift from original to his zooms according to adrian: {original_centre_in_adrians_zoom}')
print(f'shift from our centre to adrians: {centre_adrian - centre_music}')
original_centre_from_our_total_shift = xshift_in_mpc + (centre_adrian - centre_music)
#addition b/c they are in different directions, should cancel each other out
print(f'difference between adrians shift and our corrected shift: {original_centre_in_adrians_zoom + original_centre_from_our_total_shift}')