# load theory lmax = 6000 #l_th = np.arange(lmax) theo = cmblens.theory.load_theory_cls('cosmo2017_10K_acc3_unlensed_cmb', unit='camb', l_interp=None) l_th = theo['l'] # miscs deg = 15 coords = np.array([[-deg/2.,-deg/2.],[deg/2.,deg/2.]]) proj = 'car' polcombs = ['tt','ee','bb','te', 'pp'] bin_edges = np.linspace(0, lmax, 60) quick_binner = stats.bin1D(bin_edges) def get_sim(sim_idx): ret = act_sim.getActpolCmbSim(None, coords, sim_idx, cmb_dir, doBeam=False, pixelFac= 2) for i in range(len(ret)): ret[i] = enmap.from_flipper(ret[i]) ret[i] -= np.mean(ret[i]) return (ret[0], ret[1], ret[2]) # TQU temp_map, _, _ = get_sim(0) shape, wcs = temp_map.shape, temp_map.wcs taper, _ = maps.get_taper(shape) taper = enmap.enmap(taper, wcs=wcs) # initialize cusps
def comp_cltt(alex): if alex: lmax = 5000 res = 1.0 camb_root = "/gpfs01/astro/workarea/msyriac/data/act/theory/cosmo2017_10K_acc3" sim_name = "fullskyLensedMapUnaberrated_T_00002.fits" #sim_name = "fullskyLensedMap_T_00000.fits" ksim_name = "kappaMap_00002.fits" sim_location = "/gpfs01/astro/workarea/msyriac/data/sims/dw/" else: lmax = 3000 res = 1.5 camb_root = "/astro/u/msyriac/repos/quicklens/quicklens/data/cl/planck_wp_highL/planck_lensing_wp_highL_bestFit_20130627" sim_name = "lensed_map_seed_1.fits" ksim_name = "kappa_map_seed_1.fits" sim_location = "/gpfs01/astro/workarea/msyriac/data/depot/falafel/" theory = cosmology.loadTheorySpectraFromCAMB(camb_root, get_dimensionless=False) Xmap = enmap.read_map(sim_location + sim_name) ikappa = enmap.read_map(sim_location + ksim_name) if alex: shape, wcs = enmap.fullsky_geometry(res=np.deg2rad(res / 60.), proj="car") Xmap.wcs = wcs ikappa.wcs = wcs calm = cs.map2alm(Xmap, lmax=lmax).astype(np.complex128) kalm = cs.map2alm(ikappa, lmax=lmax).astype(np.complex128) cls = hp.alm2cl(calm) clskk = hp.alm2cl(kalm) lsc = np.arange(0, len(cls), 1) print(cls[:5]) print(clskk[:5]) cls[lsc < 2] = np.nan clskk[lsc < 2] = np.nan bin_edges = np.logspace(np.log10(2), np.log10(lmax), 40) binner = stats.bin1D(bin_edges) ls = np.arange(0, lmax, 1) cltt = theory.lCl('TT', ls) clkk = theory.gCl('kk', ls) cents, btt = binner.binned(ls, cltt) cents, bcc = binner.binned(lsc, cls) cents, bttkk = binner.binned(ls, clkk) cents, bcckk = binner.binned(lsc, clskk) # plot pl = io.Plotter(yscale='log', xscale='log', xlabel='$\\ell$', ylabel='$C_{\\ell}$') pl.add(ls, ls**2. * theory.lCl('TT', ls), lw=3, color='k') pl.add(cents, cents**2. * btt, ls="none", marker="x") pl.add(cents, cents**2. * bcc, ls="none", marker="o") pl.done(io.dout_dir + "fullsky_sim_test_cmb_alex_" + str(alex) + ".png") pl = io.Plotter(yscale='log', xscale='log', xlabel='$L$', ylabel='$C_L$') pl.add(ls, theory.gCl('kk', ls), lw=3, color='k') pl.add(cents, bttkk, ls="none", marker="x") pl.add(cents, bcckk, ls="none", marker="o") pl.done(io.dout_dir + "fullsky_sim_test_kk_alex_" + str(alex) + ".png") pl = io.Plotter(xscale='log', xlabel='$L$', ylabel='$\\delta C_L / C_L$') pl.add(cents, (bcc - btt) / btt, ls="-", marker="o", label="cmb") pl.add(cents, (bcckk - bttkk) / bttkk, ls="-", marker="o", label="kk") pl.hline() pl._ax.set_ylim(-0.2, 0.2) pl.done(io.dout_dir + "fullsky_sim_test_alex_diff_" + str(alex) + "_2.png")