source: Sophya/trunk/Cosmo/SimLSS/cmvginit3d.cc@ 3821

Last change on this file since 3821 was 3821, checked in by cmv, 15 years ago

type d'interpolation pour les spectres tabules, amelioration de cmvrvloscor.cc, cmv 30/07/2010
File size: 23.5 KB
RevLine 
[3768]1#include "sopnamsp.h"
2#include "machdefs.h"
3#include <iostream>
4#include <stdlib.h>
5#include <stdio.h>
6#include <string.h>
7#include <math.h>
8#include <unistd.h>
9
10#include "sophyainit.h"
11#include "timing.h"
12#include "dvlist.h"
13#include "ntuple.h"
14#include "matharr.h"
15#include "randfmt.h"
16//#include "randr48.h"
17#include "srandgen.h"
18
19#include "constcosmo.h"
20#include "geneutils.h"
21#include "genefluct3d.h"
22
[3806]23string decodecambarg(string arg,double& h, double& z);
24
[3768]25void usage(void);
26void usage(void)
27{
[3782]28 cout<<"cmvginit3d [...options...]"<<endl
[3768]29 <<" -a : auto init random seed (needed for multiple simul)"<<endl
30 <<" -G typevol: compute Pk(z=0) and apply growth factor in real space"<<endl
31 <<" typevol=1 evolved with distance / observateur (def)"<<endl
32 <<" typevol=2 evolved with distance to middle of Z planes"<<endl
33 <<" else : no evol, spectrum Pk(z=z_median) for all cube (def)"<<endl
34 <<" -F : filter spectrum by pixel shape (0=no 1=yes(default)"<<endl
35 <<" -x nx,dx : size along x axis (npix,Mpc)"<<endl
36 <<" -y ny,dy : size along y axis (npix,Mpc)"<<endl
37 <<" if ny or dy <=0 take same value as for x"<<endl
38 <<" -z nz,dz : size along z axis (redshift axis, npix,Mpc)"<<endl
39 <<" -Z zref : redshift for the center of the simulation cube"<<endl
[3806]40 <<" -f cambspec.dat,h100tab,ztab : use CAMB file (def: Eisenstein spectrum)"<<endl
[3768]41 <<" -1 : compute 1D spectrum (default: no)"<<endl
42 <<" -2 : compute 2D spectrum (default: no)"<<endl
43 <<" -C : go back to cube in FT space and compute P(k) for check (def: do nothing)"<<endl
44 <<" -8 sigmaR,R : normalisation du spectre de puissance, R en Mpc"<<endl
45 <<" (default sigmaR=1, R=8/h100 Mpc)"<<endl
46 <<" -v temp_file.ppf: generate los velocity cube"<<endl
47 <<" temporary save cube in temp_file.ppf"<<endl
48 <<" -n nent : fill control ntuple with nent entries (def: do not fill)"<<endl
[3782]49 <<" -O a,b : tell what you want to write"<<endl
[3768]50 <<" a : write generated fourier cube (_k0)"<<endl
51 <<" b : write real space cube dRho/Rho at z (_r0)"<<endl
52 <<" a,b= 0 no write, 1 ppf write, 2 fits write, 3 ppf+fits write"<<endl
53 <<" -S : write cube slices in PPF format"<<endl
[3782]54 <<" -o out_base_name : base string for output file name (def: cmvginit3d)"<<endl
[3768]55 <<" -V : compute variance from real space (for check, default: no)"<<endl
56 <<" -T nth : nombre de threads (si compil multi-thread, default: 0)"<<endl
57 <<endl;
58}
59
60int main(int narg,char *arg[])
61{
62 SophyaInit();
63 InitTim();
64
65 //-----------------------------------------------------------------
66 // *** Survey definition
67 long nx=360, ny=-1, nz=64; double dx=1., dy=-1., dz=-1.;
68 //long nx=1000, ny=-1, nz=128; double dx=3., dy=-1., dz=6.;
69 //long nx=1200, ny=-1, nz=128; double dx=1., dy=-1., dz=3;
70
71 // *** Cosmography definition (WMAP)
72 unsigned short flat = 0;
73 double ob0 = 0.0444356;
[3806]74 double h100=0.71, om0=0.267804, or0=7.9e-05, ol0=0.73, w0=-1.;
[3768]75 double zref = 0.5;
76 double perc=0.01,dzinc=-1.,dzmax=-1.; unsigned short glorder=4;
77
78 // *** Spectrum and variance definition
79 double ns = 1., as = 1.;
80 double R=8./h100, Rg=R/sqrt(5.);
81 double sigmaR = 1.;
82
[3806]83 double kmin=1e-4,kmax=100.;
84 int npt = 1000;
[3768]85 double eps=1.e-3;
86
[3806]87 // *** Spectrum read from CAMB file
88 string cambfread = "";
89
[3768]90 // *** type de generation
91 int use_growth_factor = 0;
92 unsigned short nthread=0;
93 int filter_by_pixel = 1;
94
95 // *** What to do
96 bool comptransveloc = false;
97 string temporay_file = "cmvginit3d_tmp.ppf";
98 // compute: 1=1D spectra, 2=2D spectra,
99 // 4=recompute spectra after real space generation
100 unsigned short compdspec = 0;
101 long ntnent = 0; // fill control NTuple
102 bool wslice = false;
103 bool compvarreal = false;
104 unsigned short whattowrt[2] = {1,1};
105 string rootnameout = "cmvobserv3d";
106
107 // --- Decodage arguments
108 if(narg>0) {
109 cout<<"\n--- Arguments: "<<endl;
110 for(int i=0;i<narg;i++) cout<<arg[i]<<" ";
111 cout<<endl;
112 }
113 system("date -u");
114
115 // --- Choix du generateur aleatoire (a faire ICI imperativement avant AutoInitRand)
116 FMTRandGen *RandGen = new FMTRandGen;
117 RandGen->SelectGaussianAlgo(C_Gaussian_RandLibSNorm);
118 RandomGeneratorInterface::SetGlobalRandGenP(RandGen);
119
120 // --- Decodage des arguments
121 char c;
[3806]122 while((c = getopt(narg,arg,"haG:F:x:y:z:Z:128:v:n:CO:So:VT:f:")) != -1) {
[3768]123 int nth = 0;
124 switch (c) {
125 case 'a' :
126 AutoInitRand(5);
127 break;
128 case 'G' :
129 use_growth_factor = atoi(optarg);
130 break;
131 case 'F' :
132 filter_by_pixel = atoi(optarg);
133 break;
134 case 'x' :
135 sscanf(optarg,"%ld,%lf",&nx,&dx);
136 break;
137 case 'y' :
138 sscanf(optarg,"%ld,%lf",&ny,&dy);
139 break;
140 case 'z' :
141 sscanf(optarg,"%ld,%lf",&nz,&dz);
142 break;
143 case 'Z' :
144 zref = atof(optarg);
145 break;
146 case 'v' :
147 comptransveloc = true;
148 temporay_file = optarg;
149 break;
150 case '1' :
151 compdspec |= 1;
152 break;
153 case '2' :
154 compdspec |= 2;
155 break;
156 case 'C' :
157 compdspec |= 4;
158 break;
159 case '8' :
160 sscanf(optarg,"%lf,%lf",&sigmaR,&R);
161 break;
162 case 'V' :
163 compvarreal = true;
164 break;
165 case 'n':
166 ntnent = atol(optarg);
167 if(ntnent<0) ntnent = 0;
168 break;
169 case 'O' :
170 sscanf(optarg,"%hu,%hu",&whattowrt[0],&whattowrt[1]);
171 break;
172 case 'S' :
173 wslice = true;
174 break;
175 case 'o' :
176 rootnameout = optarg;
177 break;
178 case 'T' :
179 nth = atoi(optarg);
180 nthread = (nth<1)? 0: nth;
181 break;
[3806]182 case 'f' :
183 cambfread = optarg;
184 break;
[3768]185 case 'h' :
186 default :
187 usage(); return -1;
188 }
189 }
190
191 //----TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH
192 try {
193 //----TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH
194
195 //-----------------------------------------------------------------
196 cout<<endl<<"\n--- Initialisation and parameters"<<endl;
197 cout<<"zref="<<zref<<endl;
198 cout<<"nx="<<nx<<" dx="<<dx<<" ny="<<ny<<" dy="<<dy<<" nz="<<nz<<" dz="<<dz<<endl;
[3806]199 cout<<"kmin="<<kmin<<" ("<<log10(kmin)<<"), kmax="<<kmax<<" ("<<log10(kmax)<<") Mpc^-1"<<", npt="<<npt<<endl;
[3768]200 cout<<"Filter by pixel = "<<filter_by_pixel<<endl;
201 if(comptransveloc) cout<<"Tansverse velocity generation requested"<<endl;
[3806]202 if(cambfread.size()>0) cout<<"use CAMB file: cambfread="<<cambfread<<endl;
[3768]203 cout<<"R="<<R<<" Rg="<<Rg<<" Mpc, sigmaR="<<sigmaR<<endl;
204 cout<<"Use_growth_factor = "<<use_growth_factor<<endl;
205 cout<<"wslice="<<wslice<<" what?="<<whattowrt[0]<<","<<whattowrt[1]<<endl;
206 cout<<"rootnameout="<<rootnameout<<endl;
207 ShowRandom();
208 cout<<" First random is: "<<drand01()<<endl;
209
210 string tagobs = rootnameout + ".ppf";
211 cout<<"Writing result in "<<tagobs<<endl;
212 POutPersist posobs(tagobs);
213
214 //-----------------------------------------------------------------
215 cout<<endl<<"\n--- Create Cosmology"<<endl;
216
217 CosmoCalc univ(flat,true,zref+1.);
218 univ.SetInteg(perc,dzinc,dzmax,glorder);
219 univ.SetDynParam(h100,om0,or0,ol0,w0);
220 univ.PrtInteg();
221 univ.Print();
222 double loscomref = univ.Dloscom(zref);
223 cout<<"\nzref = "<<zref<<" -> dloscom = "<<loscomref<<" Mpc"<<endl;
224 univ.Print(zref);
225
226 //-----------------------------------------------------------------
[3806]227 cout<<endl<<"\n--- Create GrowthFactor"<<endl;
228
229 GrowthEisenstein growth(om0,ol0);
230 // GrowthEisenstein growth(1.,0.); // D(z) = 1/(1+z)
231 double growth_at_z = growth(zref);
232 cout<<"...Growth factor at z="<<zref<<" = "<<growth_at_z<<endl;
233
234 //-----------------------------------------------------------------
[3768]235 cout<<endl<<"\n--- Create Spectrum"<<endl;
236
[3805]237 InitialPowerLaw pkini(ns,as);
[3768]238
[3782]239 TransfertEisenstein tfnos(h100,om0-ob0,ob0,T_CMB_Par,false);
240 tfnos.SetNoOscEnv(2);
[3806]241 TransfertEisenstein tf(h100,om0-ob0,ob0,T_CMB_Par,false);
[3768]242
[3805]243 PkSpecCalc pkznos(pkini,tfnos,growth,zref);
[3806]244 PkSpectrum* pkz = NULL;
245 if(cambfread.size()>0) { // read pk in CAMB file
246 double h100tab, ztab;
247 string fn = decodecambarg(cambfread,h100tab,ztab);
248 if(h100tab<=0.) h100tab = h100;
249 PkTabulate* pkzt = new PkTabulate;
250 pkzt->ReadCAMB(fn,h100tab,ztab);
251 pkzt->SetGrowthFactor(&growth);
[3821]252 pkzt->SetInterpTyp(2);
[3806]253 pkzt->SetZ(zref);
254 pkz = pkzt;
255 // change k limits
256 kmin = pkzt->KMin();
257 kmax = pkzt->KMax();
258 cout<<"Change k limits to kmin="<<kmin<<" kmax="<<kmax<<endl;
259 } else { // use Eisenstein pk
260 PkSpecCalc* pkze = new PkSpecCalc(pkini,tf,growth,zref);
261 pkz = pkze;
262 }
[3768]263
264 //-----------------------------------------------------------------
[3806]265 cout<<endl<<"\n--- Normalize Spectrum"<<endl;
266
267 pkz->SetZ(0.);
[3782]268 pkznos.SetZ(0.);
[3768]269
[3806]270 double normpkz[2] = {0.,0.};
271 for(int i=0;i<2;i++) {
272 PkSpectrum* pkvar = NULL; string nam = "";
273 if(i==0) pkvar = pkz; else {pkvar = &pkznos; nam = "NoOsc";}
274 cout<<endl<<"\n--- Compute variance for Pk "<<nam<<" with top-hat R="<<R<<" at z="<<pkvar->GetZ()<<endl;
275 VarianceSpectrum varpk_th(*pkvar,R,VarianceSpectrum::TOPHAT);
276 double kfind_th = varpk_th.FindMaximum(kmin,kmax,eps);
277 double pkmax_th = varpk_th(kfind_th);
278 cout<<"kfind_th = "<<kfind_th<<" ("<<log10(kfind_th)<<"), integrand="<<pkmax_th<<endl;
279 double k1=kmin, k2=kmax;
280 int rc = varpk_th.FindLimits(pkmax_th/1.e4,k1,k2,eps);
281 cout<<"limit_th: rc="<<rc<<" : "<<k1<<" ("<<log10(k1)<<") , "
282 <<k2<<" ("<<log10(k2)<<")"<<endl;
283 double ldlk = (log10(k2)-log10(k1))/npt;
284 varpk_th.SetInteg(0.01,ldlk,-1.,4);
285 double sr2 = varpk_th.Variance(k1,k2);
286 normpkz[i] = sigmaR*sigmaR/sr2;
287 cout<<"varpk_th="<<sr2<<" -> sigma="<<sqrt(sr2)<<" normpkz="<<normpkz[i]<<endl;
288 }
289 cout<<endl;
[3768]290
[3806]291 if(cambfread.size()>0) {
292 pkz->SetScale(1.);
293 pkznos.SetScale(normpkz[1]);
294 cout<<"Warning: CAMB spectrum, no normalisation applied, scale="<<pkz->GetScale()<<endl;
295 } else {
296 pkz->SetScale(normpkz[0]);
297 pkznos.SetScale(normpkz[0]);
298 cout<<"Spectrum normalisation (osc+noosc), scale = "<<pkz->GetScale()<<endl;
299 }
300
[3768]301 {
[3806]302 Histo hpkz0(log10(kmin),log10(kmax),npt); hpkz0.ReCenterBin();
303 FuncToHisto(*pkz,hpkz0,true);
[3768]304 posobs.PutObject(hpkz0,"hpkz0");
[3782]305 Histo hpkz0nos(hpkz0);
306 FuncToHisto(pkznos,hpkz0nos,true);
307 posobs.PutObject(hpkz0nos,"hpkz0nos");
[3768]308 }
309
[3806]310 pkz->SetZ(zref);
[3782]311 pkznos.SetZ(zref);
[3806]312
[3768]313 {
[3806]314 Histo hpkz(log10(kmin),log10(kmax),npt); hpkz.ReCenterBin();
315 FuncToHisto(*pkz,hpkz,true);
[3768]316 posobs.PutObject(hpkz,"hpkz");
[3782]317 Histo hpkznos(hpkz);
318 FuncToHisto(pkznos,hpkznos,true);
319 posobs.PutObject(hpkznos,"hpkznos");
[3768]320 }
321
322 //-----------------------------------------------------------------
[3806]323 cout<<endl<<"\n--- Compute variance for Pk at z="<<pkz->GetZ()<<endl;
324 VarianceSpectrum varpk_int(*pkz,R,VarianceSpectrum::NOFILTER);
[3768]325 double kfind_int = varpk_int.FindMaximum(kmin,kmax,eps);
326 double pkmax_int = varpk_int(kfind_int);
327 cout<<"kfind_int = "<<kfind_int<<" ("<<log10(kfind_int)<<"), integrand="<<pkmax_int<<endl;
328 double k1int=kmin, k2int=kmax;
329 int rcint = varpk_int.FindLimits(pkmax_int/1.e4,k1int,k2int,eps);
330 cout<<"limit_int: rc="<<rcint<<" : "<<k1int<<" ("<<log10(k1int)<<") , "
331 <<k2int<<" ("<<log10(k2int)<<")"<<endl;
332
333 double ldlkint = (log10(k2int)-log10(k1int))/npt;
334 varpk_int.SetInteg(0.01,ldlkint,-1.,4);
335 double sr2int = varpk_int.Variance(k1int,k2int);
336 cout<<"varpk_int="<<sr2int<<" -> sigma="<<sqrt(sr2int)<<endl;
337
338 //-----------------------------------------------------------------
339
340 PrtTim(">>>> End of definition");
341
342 //-----------------------------------------------------------------
343 // Le cube et sa cosmlogie
344 // FFTW3 (p26): faster if sizes 2^a 3^b 5^c 7^d 11^e 13^f with e+f=0 ou 1
345 cout<<endl<<"\n--- Initialisation de GeneFluct3D"<<endl;
346
347 GeneFluct3D fluct3d(nx,ny,nz,dx,dy,dz,nthread,2);
348 fluct3d.SetCosmology(univ);
349 fluct3d.SetGrowthFactor(growth);
350 fluct3d.SetObservator(zref,-nz/2.);
351 fluct3d.LosComRedshift(0.001,-1);
352 //TArray< complex<GEN3D_TYPE> >& pkgen = fluct3d.GetComplexArray();
353 //TArray<GEN3D_TYPE>& rgen = fluct3d.GetRealArray();
354 cout<<endl; fluct3d.Print();
355
356 //-----------------------------------------------------------------
357 // Les bins et ranges en k pour les histos 1D et 2D
358 double dkmin = fluct3d.GetKincMin();
359 double knyqmax = fluct3d.GetKmax();
360 long nherr = long(knyqmax/dkmin+0.5);
361 cout<<"\nFor HistoErr: d="<<dkmin<<" max="<<knyqmax<<" n="<<nherr<<endl;
362
363 double dktmin = fluct3d.GetKTincMin();
364 double ktnyqmax = fluct3d.GetKTmax();
365 long nherrt = long(ktnyqmax/dktmin+0.5);
366 double dkzmin = fluct3d.GetKinc()[2];
367 double kznyqmax = fluct3d.GetKnyq()[2];
368 long nherrz = long(kznyqmax/dkzmin+0.5);
369 cout<<"For Histo2DErr: d="<<dktmin<<","<<dkzmin
370 <<" max="<<ktnyqmax<<","<<kznyqmax<<" n="<<nherrt<<","<<nherrz<<endl;
371
372 //-----------------------------------------------------------------
[3806]373 cout<<"\n--- Computing spectra variance up to Kmax at z="<<pkz->GetZ()<<endl;
[3768]374 // En fait on travaille sur un cube inscrit dans la sphere de rayon kmax:
375 // sphere: Vs = 4Pi/3 k^3 , cube inscrit (cote k*sqrt(2)): Vc = (k*sqrt(2))^3
376 // Vc/Vs = 0.675 -> keff = kmax * (0.675)^(1/3) = kmax * 0.877
377 double knyqmax_mod = 0.877*knyqmax;
378 ldlkint = (log10(knyqmax_mod)-log10(k1int))/npt;
379 varpk_int.SetInteg(0.01,ldlkint,-1.,4);
380 double sr2int_kmax = varpk_int.Variance(k1int,knyqmax_mod);
381 cout<<"varpk_int(<"<<knyqmax_mod<<")="<<sr2int_kmax<<" -> sigma="<<sqrt(sr2int_kmax)<<endl;
382
383 PrtTim(">>>> End Initialisation of GeneFluct3D");
384
385 //-----------------------------------------------------------------
386 cout<<"\n--- Computing a realization in Fourier space"<<endl;
[3806]387 if(use_growth_factor>0) pkz->SetZ(0.); else pkz->SetZ(zref);
388 cout<<"Power spectrum set at redshift: "<<pkz->GetZ()<<endl;
389 fluct3d.ComputeFourier(*pkz);
[3768]390 fluct3d.NTupleCheck(posobs,string("ntpkgen"),ntnent);
391 PrtTim(">>>> End Computing a realization in Fourier space");
392
393 HistoErr hpkgen(0.,knyqmax,nherr);
394 if(compdspec&1) {
395 cout<<"\n--- Checking realization spectra"<<endl;
396 hpkgen.ReCenterBin(); hpkgen.Zero(); hpkgen.Show();
397 fluct3d.ComputeSpectrum(hpkgen);
398 posobs.PutObject(hpkgen,"hpkgen");
399 PrtTim(">>>> End Checking realization 1D spectra");
400 }
401 Histo2DErr hpkgen2(0.,ktnyqmax,nherrt,0.,kznyqmax,nherrz);
402 if(compdspec&2) {
403 cout<<"\n--- Checking realization 2D spectra"<<endl;
404 hpkgen2.ReCenterBin(); hpkgen2.Zero(); hpkgen2.Show();
405 fluct3d.ComputeSpectrum2D(hpkgen2);
406 posobs.PutObject(hpkgen2,"hpkgen2");
407 PrtTim(">>>> End Checking realization 2D spectra");
408 }
409
410 //-----------------------------------------------------------------
411 if(filter_by_pixel!=0) {
412 cout<<"\n--- Computing convolution by pixel shape"<<endl;
413 fluct3d.FilterByPixel();
414 fluct3d.NTupleCheck(posobs,string("ntpkgenf"),ntnent);
415 PrtTim(">>>> End Computing convolution by pixel shape");
416 }
417
418 if(compdspec&1) {
419 HistoErr hpkgenf(hpkgen);
420 if(filter_by_pixel!=0) {
421 cout<<"\n--- Checking realization spectra"<<endl;
422 hpkgenf.Zero(); hpkgenf.Show();
423 fluct3d.ComputeSpectrum(hpkgenf);
424 PrtTim(">>>> End Checking realization 1D spectra");
425 }
426 posobs.PutObject(hpkgenf,"hpkgenf");
427 }
428 if(compdspec&2) {
429 Histo2DErr hpkgenf2(hpkgen2);
430 if(filter_by_pixel!=0) {
431 cout<<"\n--- Checking realization 2D spectra"<<endl;
432 hpkgenf2.Zero(); hpkgenf2.Show();
433 fluct3d.ComputeSpectrum2D(hpkgenf2);
434 PrtTim(">>>> End Checking realization 2D spectra");
435 }
436 posobs.PutObject(hpkgenf2,"hpkgenf2");
437 }
438
439 //-----------------------------------------------------------------
440 if(whattowrt[0]&1) {
441 tagobs = rootnameout + "_k.ppf";
442 fluct3d.WritePPF(tagobs,false);
443 PrtTim(">>>> End WritePPF");
444 temporay_file = tagobs;
445 }
446 if(whattowrt[0]&2) {
447 tagobs = "!" + rootnameout + "_k.fits";
448 fluct3d.WriteFits(tagobs);
449 PrtTim(">>>> End WriteFits");
450 }
451 if(comptransveloc && !(whattowrt[0]&1)) {
452 cout<<">>> Writing FT cube (for transv veloc.) in "<<temporay_file<<endl;
453 fluct3d.WritePPF(temporay_file,false);
454 PrtTim(">>>> End Writing FT cube");
455 }
456
457 //-----------------------------------------------------------------
458 cout<<"\n--- Computing a realization in real space"<<endl;
[3806]459 double vdum1,vdum2;
[3768]460 fluct3d.ComputeReal();
[3806]461 fluct3d.MinMax(vdum1,vdum2);
462 fluct3d.MeanSigma2(vdum1,vdum2);
[3768]463 fluct3d.NTupleCheck(posobs,string("ntreal"),ntnent);
464 PrtTim(">>>> End Computing a realization in real space");
465
466 if(use_growth_factor>0) {
467 cout<<"\n--- Apply Growth factor"<<endl;
468 cout<<"...D(z=0)="<<growth(0.)<<" D(z="<<zref<<")="<<growth(zref)<<endl;
469 fluct3d.ApplyGrowthFactor(use_growth_factor);
[3806]470 fluct3d.MinMax(vdum1,vdum2);
471 fluct3d.MeanSigma2(vdum1,vdum2);
[3768]472 fluct3d.NTupleCheck(posobs,string("ntgrow"),ntnent);
473 PrtTim(">>>> End Applying growth factor");
474 }
475
476 if(whattowrt[1]&1) {
477 tagobs = rootnameout + "_r.ppf";
478 fluct3d.WritePPF(tagobs,true);
479 PrtTim(">>>> End WritePPF");
480 }
481 if(whattowrt[1]&2) {
482 tagobs = "!" + rootnameout + "_r.fits";
483 fluct3d.WriteFits(tagobs);
484 PrtTim(">>>> End WriteFits");
485 }
486 if(wslice) {
487 tagobs = rootnameout + "_s_r.ppf";
488 fluct3d.WriteSlicePPF(tagobs);
489 PrtTim(">>>> End WriteSlicePPF");
490 }
491
492 //-----------------------------------------------------------------
493 if(compvarreal) {
494 cout<<"\n--- Check variance sigmaR in real space"<<endl;
495 double varr;
496 fluct3d.VarianceFrReal(R,varr);
497 cout<<"...Computed variance = "<<varr
498 <<" , Theorical variance at (z=0) = "<<pow(sigmaR,2.)
499 <<" , at (z="<<zref<<") = "<<pow(sigmaR*growth_at_z,2.)<<endl;
500 PrtTim(">>>> End Check variance sigmaR in real space");
501 }
502
503 //-----------------------------------------------------------------
504 if(compdspec&4) { // ATTENTION: d_rho/rho ecrase
505 cout<<endl<<"\n--- ReComputing spectrum from real space"
506 <<"\n Warning: REAL SPACE CUBE OVERWRITTEN"<<endl;
507 fluct3d.ReComputeFourier();
508 fluct3d.NTupleCheck(posobs,string("ntpkrec"),ntnent);
509 PrtTim(">>>> End ReComputing spectrum");
510
511 cout<<endl<<"\n--- Computing final spectrum"<<endl;
512 HistoErr hpkrecb(0.,knyqmax,nherr); hpkrecb.Zero();
513 hpkrecb.ReCenterBin(); hpkrecb.Show();
514 fluct3d.ComputeSpectrum(hpkrecb);
515 posobs.PutObject(hpkrecb,"hpkrecb");
516 PrtTim(">>>> End Computing final spectrum");
517
518 HistoErr hpkrec(hpkrecb);
519 if(filter_by_pixel!=0) {
520 cout<<endl<<"\n--- Computing final spectrum with pixel deconv."<<endl;
521 hpkrec.Zero();
522 fluct3d.ComputeSpectrum(hpkrec,0.,filter_by_pixel);
523 PrtTim(">>>> End Computing final spectrum with pixel deconv.");
524 }
525 posobs.PutObject(hpkrec,"hpkrec");
526
527 cout<<"\n--- Computing final 2D spectrum"<<endl;
528 Histo2DErr hpkrecb2(0.,ktnyqmax,nherrt,0.,kznyqmax,nherrz);
529 hpkrecb2.ReCenterBin(); hpkrecb2.Zero(); hpkrecb2.Show();
530 fluct3d.ComputeSpectrum2D(hpkrecb2);
531 posobs.PutObject(hpkrecb2,"hpkrecb2");
532 PrtTim(">>>> End Computing final 2D spectrum");
533
534 Histo2DErr hpkrec2(hpkrecb2);
535 if(filter_by_pixel!=0) {
536 cout<<"\n--- Computing final 2D spectrum with pixel deconv."<<endl;
537 hpkrec2.Zero();
538 fluct3d.ComputeSpectrum2D(hpkrec2,0.,filter_by_pixel);
539 PrtTim(">>>> End Computing final 2D spectrum with pixel deconv.");
540 }
541 posobs.PutObject(hpkrec2,"hpkrec2");
542 }
543
544 //-----------------------------------------------------------------
545 //-----------------------------------------------------------------
546 //-----------------------------------------------------------------
547
548 if(comptransveloc) {
549 cout<<"\n\n\n"<<"---------------------------------------------\n"
550 <<"--- Transverse velocity space computation ---\n"
551 <<"---------------------------------------------\n"<<endl;
552
553 //-----------------------------------------------------------------
554 cout<<"\n--- Reading back the Pk(vec(k)) cube from "<<temporay_file<<endl;
555 fluct3d.ReadPPF(temporay_file);
556 PrtTim(">>>> End Reading the Pk(vec(k)) cube");
557
[3781]558 if(compdspec&1) {
559 cout<<"\n--- Check realization spectra that has been re-read"<<endl;
560 HistoErr hpkgenf_rr(hpkgen); hpkgenf_rr.Zero();
561 fluct3d.ComputeSpectrum(hpkgenf_rr);
562 PrtTim(">>>> End Checking re-read realization 1D spectra");
563 posobs.PutObject(hpkgenf_rr,"hpkgenf_rr");
564 }
565
[3768]566 //-----------------------------------------------------------------
567 cout<<"\n--- Modifying cube for Transverse velocity"<<endl;
[3770]568 fluct3d.ToVelLoS();
[3768]569 fluct3d.NTupleCheck(posobs,string("ntpvgenf"),ntnent);
570 PrtTim(">>>> End Modifying cube for Transverse velocity");
571
572 if(compdspec&1) {
573 cout<<"\n--- Checking realization spectra"<<endl;
574 HistoErr hpvgen(0.,knyqmax,nherr);
575 hpvgen.ReCenterBin(); hpvgen.Zero(); hpvgen.Show();
576 fluct3d.ComputeSpectrum(hpvgen);
577 posobs.PutObject(hpvgen,"hpvgen");
578 PrtTim(">>>> End Checking realization 1D spectra");
579 }
580 if(compdspec&2) {
581 cout<<"\n--- Checking realization 2D spectra"<<endl;
582 Histo2DErr hpvgen2(0.,ktnyqmax,nherrt,0.,kznyqmax,nherrz);
583 hpvgen2.ReCenterBin(); hpvgen2.Zero(); hpvgen2.Show();
584 fluct3d.ComputeSpectrum2D(hpvgen2);
585 posobs.PutObject(hpvgen2,"hpvgen2");
586 PrtTim(">>>> End Checking realization 2D spectra");
587 }
588
589 if(whattowrt[0]&1) {
590 tagobs = rootnameout + "_kv.ppf";
591 fluct3d.WritePPF(tagobs,false);
592 PrtTim(">>>> End WritePPF");
593 }
594 if(whattowrt[0]&2) {
595 tagobs = "!" + rootnameout + "_kv.fits";
596 fluct3d.WriteFits(tagobs);
597 PrtTim(">>>> End WriteFits");
598 }
599
600 //-----------------------------------------------------------------
601 cout<<"\n--- Computing a realization in real space for Transverse velocity"<<endl;
602 fluct3d.ComputeReal();
[3806]603 fluct3d.MinMax(vdum1,vdum2);
604 fluct3d.MeanSigma2(vdum1,vdum2);
[3768]605 fluct3d.NTupleCheck(posobs,string("nvreal"),ntnent);
606 PrtTim(">>>> End Computing a realization in real space");
607
608 if(use_growth_factor>0) {
[3806]609 cout<<"\n--- Apply Growth factor for transverse velocity"<<endl;
[3768]610 cout<<"...D(z=0)="<<growth(0.)<<" D(z="<<zref<<")="<<growth(zref)<<endl;
[3800]611 fluct3d.ApplyVelLosGrowthFactor(use_growth_factor);
[3806]612 fluct3d.MinMax(vdum1,vdum2);
613 fluct3d.MeanSigma2(vdum1,vdum2);
[3768]614 fluct3d.NTupleCheck(posobs,string("nvgrow"),ntnent);
615 PrtTim(">>>> End Applying growth factor");
616 }
617
618 if(whattowrt[1]&1) {
619 tagobs = rootnameout + "_rv.ppf";
620 fluct3d.WritePPF(tagobs,true);
621 PrtTim(">>>> End WritePPF");
622 }
623 if(whattowrt[1]&2) {
624 tagobs = "!" + rootnameout + "_rv.fits";
625 fluct3d.WriteFits(tagobs);
626 PrtTim(">>>> End WriteFits");
627 }
628 if(wslice) {
629 tagobs = rootnameout + "_s_rv.ppf";
630 fluct3d.WriteSlicePPF(tagobs);
631 PrtTim(">>>> End WriteSlicePPF");
632 }
633
634 }
635
636 //-----------------------------------------------------------------
637 {
638 DVList dvl;
639 dvl("Nx") = (int_4)fluct3d.Nx(); dvl("Ny") = (int_4)fluct3d.Ny(); dvl("Nz") = (int_4)fluct3d.Nz();
640 dvl("Dx") = fluct3d.Dx(); dvl("Dy") = fluct3d.Dy(); dvl("Dz") = fluct3d.Dz();
641 dvl("Z") = fluct3d.Zref(); dvl("Zpk") = fluct3d.ZrefPk();
642 dvl("D") = fluct3d.Dref(); dvl("Dpk") = fluct3d.DrefPk();
643 dvl("s8") = sigmaR;
644 dvl("Dtype") = (int_4)use_growth_factor; dvl("Pxfilt") = (int_4)filter_by_pixel;
[3806]645 if(cambfread.size()>0) dvl("fCAMB") = cambfread;
[3768]646 posobs.PutObject(dvl,"siminfo");
647 }
648
649 delete RandGen;
[3806]650 if(pkz != NULL) delete pkz;
[3768]651 PrtTim(">>>> End Of Job");
652
653 //----TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH
654 } catch (PException& exc) {
[3770]655 cerr<<"cmvginit3d.cc catched PException"<<exc.Msg()<<endl;
[3768]656 return 77;
657 } catch (std::exception& sex) {
[3770]658 cerr << "cmvginit3d.cc std::exception :"
[3768]659 << (string)typeid(sex).name() << "\n msg= "
660 << sex.what() << endl;
661 return 78;
662 } catch (...) {
[3770]663 cerr << "cmvginit3d.cc catched unknown (...) exception " << endl;
[3768]664 return 79;
665 }
666 //----TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH-TRY-CATCH
667
668 return 0;
669}
670
[3806]671#include "strutilxx.h"
672string decodecambarg(string arg,double& h, double& z)
673// - decode argument for CAMB generation:
674// input: arg = "cambfilename,h100tab,ztab"
675// output: h = h100 use to generate CAMB file
676// z = redshift use to generate CAMB file
677// return: CAMB file name
678{
679 h = -1.;
680 z = 0.;
681 vector<string> vs;
682 FillVStringFrString(arg,vs,',');
683 if(vs.size()>1) h = atof(vs[1].c_str());
684 if(vs.size()>2) z = atof(vs[2].c_str());
685 cout<<"decodecambarg: "<<arg<<" fn=\""<<vs[0]<<"\" h="<<h<<" z="<<z<<endl;
686 return vs[0];
687}
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