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Working ICs with ramses

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This commit is contained in:
Guilhem Lavaux 2014-06-03 18:50:04 +02:00
parent 8f582707da
commit a82688b0b1
3 changed files with 41 additions and 19 deletions
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20
python_sample/icgen/gen_ic_from_borg.py
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@ -8,23 +8,9 @@ cosmo['omega_k_0'] = 0
cosmo['omega_B_0']=0.049
cosmo['SIGMA8']=0.8344
TestCase=True
zstart=10
zstart=200
astart=1/(1.+zstart)
if TestCase:
pos,_,density,N,L,_ = bic.run_generation("initial_condition_borg.dat", 0.001, astart, cosmo, supersample=1, do_lpt2=True)
dcic = ct.cicParticles(pos, L, N)
dcic /= np.average(np.average(np.average(dcic, axis=0), axis=0), axis=0)
dcic -= 1
dcic_hat = np.fft.rfftn(dcic)*(L/N)**3
Pcic, bcic = bic.bin_power(np.abs(dcic_hat)**2/L**3, L, bins=50)
borg_evolved = ct.read_borg_vol("final_density_1380.dat")
snapid=1
if __name__=="__main__":
if not TestCase:
bic.write_icfiles(*bic.run_generation("initial_condition_borg.dat", 0.001, astart, cosmo, do_lpt2=True), **cosmo)
bic.write_icfiles(*bic.run_generation("initial_condition_borg.dat", 0.001, astart, cosmo, do_lpt2=False), **cosmo)