source: Sophya/trunk/Cosmo/RadioBeam/pknoise.cc@ 3756

Last change on this file since 3756 was 3756, checked in by ansari, 15 years ago

Ajout des programmes de calcul de la sensibilite de l'interfero (plan(u,v), PNoise(k)) , Reza 28/04/2010

File size: 9.6 KB
Line 
1#include "machdefs.h"
2#include "sopnamsp.h"
3#include <iostream>
4#include <string>
5#include <math.h>
6
7#include <typeinfo>
8
9#include "mdish.h"
10#include "specpk.h"
11#include "histinit.h"
12// #include "fiosinit.h"
13// #include "fitsioserver.h"
14
15#include "randr48.h"
16
17#include "timing.h"
18#include "ctimer.h"
19
20typedef DR48RandGen RandomGenerator ;
21
22// ---------------------------------------------------------------------
23// Test main program for computing interferometer noise power spectrum
24// R. Ansari - Avril 2010
25// ---------------------------------------------------------------------
26
27class PkNoiseCalculator
28{
29public:
30 PkNoiseCalculator(Four3DPk& pk3, Four2DResponse& rep,
31 double s2cut=100., int ngen=1, const char* tit="PkNoise")
32 : pkn3d(pk3), frep(rep), S2CUT(s2cut), NGEN(ngen), title(tit)
33 { }
34 inline void SetS2Cut(double s2cut=100.)
35 { S2CUT=s2cut; }
36 HProf Compute()
37 {
38 Timer tm(title.c_str());
39 tm.Nop();
40 HProf hnd;
41 cout << "PkNoiseCalculator::Compute() " << title << " NGEN=" << NGEN << " S2CUT=" << S2CUT << endl;
42 for(int igen=0; igen<NGEN; igen++) {
43 pkn3d.ComputeNoiseFourierAmp(frep);
44 if (igen==0) hnd = pkn3d.ComputePk(S2CUT);
45 else pkn3d.ComputePkCumul(hnd,S2CUT);
46 }
47 return hnd;
48 }
49
50 Four3DPk& pkn3d;
51 Four2DResponse& frep;
52 double S2CUT;
53 int NGEN;
54 string title;
55};
56
57int main(int narg, const char* arg[])
58{
59 if ((narg>1)&&(strcmp(arg[1],"-h")==0)) {
60 cout<< " Usage: pknoise [OutPPFName NGen S2Cut Lambda] " << endl;
61 cout<< " Default: OutPPFName=pknoise.ppf, NGen=1 " << endl;
62 cout<< " S2CUT=0. , Lambda=0.357 \n" << endl;
63
64 return 1;
65 }
66 cout << " ==== pknoise.cc program , test of SpectralShape and MassDist2D classes ==== " << endl;
67 // make sure SOPHYA modules are initialized
68 SophyaInit();
69 // FitsIOServerInit();
70 InitTim();
71 //--- decoding command line arguments
72 string outfile = "pknoise.ppf";
73 if (narg>1) outfile = arg[1];
74 if (outfile==".") outfile = "pknoise.ppf";
75 int NMAX = 1;
76 if (narg>2) NMAX = atoi(arg[2]);
77 double SCut=0.;
78 if (narg>3) SCut = atof(arg[3]);
79 double LAMBDA=0.357 ; // 21 cm at z=0.7
80 if (narg>4) LAMBDA = atof(arg[4]);
81
82 //-- end command line arguments
83
84 int rc = 1;
85 try { // exception handling try bloc at top level
86 cout << "0/ pknoise.cc: Executing, output file= " << outfile << endl;
87 POutPersist po(outfile);
88 cout << " 1.a/ Instanciating object type SpectralShape " << endl;
89 SpectralShape spec(2);
90 cout << " 1.b/ Wrinting spectral shape vector (name= Pk) to output PPF " << endl;
91 Histo hpk = spec.GetPk(1024);
92 po << PPFNameTag("Pk") << hpk;
93
94 double D = 100.;
95 double lambda = LAMBDA;
96 double Dol = D/lambda;
97 cout << " 2.a/ Instanciating Four2DResponse(1/2/3...) " << endl;
98 Four2DResponse dishg(1,Dol,Dol);
99 Four2DResponse dish(2,Dol,Dol);
100 Four2DResponse dish2(2,Dol*2.,Dol*2.);
101 Four2DResponse dishsq(3,Dol,Dol/5.);
102 cout << " 2.b/ Writing Four2DResponse Histo2D to output ppf " << endl;
103 Histo2D hdg = dishg.GetResponse();
104 Histo2D hd = dish.GetResponse();
105 Histo2D hd2 = dish2.GetResponse();
106 Histo2D hdsq = dishsq.GetResponse();
107 po << PPFNameTag("dishg") << hdg;
108 po << PPFNameTag("dish") << hd;
109 po << PPFNameTag("dish2") << hd2;
110 po << PPFNameTag("dishsq") << hdsq;
111
112 cout << " 2.c/ Creating MultiDish Filled Array " << endl;
113 double Ddish = 5.;
114 double Ddish2 = 7.5;
115 double Eta=0.95;
116 int cnt=0;
117 vector<Dish> vdplein;
118 for(int i=0; i<20; i++)
119 for(int j=0; j<20; j++) {
120 cnt++;
121 vdplein.push_back(Dish(i*20+j+1, i*Ddish, j*Ddish, Eta*Ddish));
122 }
123 vector<Dish> vdsparse;
124 vector<Dish> vdsparseD7;
125
126 cnt=0;
127 for(int i=0; i<=18; i++) {
128 cnt++; vdsparse.push_back(Dish(cnt, i*Ddish,0.,Eta*Ddish));
129 vdsparseD7.push_back(Dish(cnt, i*Ddish2,0.,Eta*Ddish2));
130 }
131 for(int i=-18; i<=18; i++) {
132 if (i==0) continue;
133 cnt++; vdsparse.push_back(Dish(cnt, 0.,i*Ddish,Eta*Ddish));
134 vdsparseD7.push_back(Dish(cnt, 0.,i*Ddish2,Eta*Ddish2));
135 }
136 for(int i=0; i<4; i++) {
137 cnt++; vdsparse.push_back(Dish(cnt, (3+2*i)*Ddish,(3+2*i)*Ddish,Eta*Ddish));
138 vdsparseD7.push_back(Dish(cnt, (3+2*i)*Ddish2,(3+2*i)*Ddish2,Eta*Ddish2));
139 cnt++; vdsparse.push_back(Dish(cnt, (3+2*i)*Ddish,-(3+2*i)*Ddish,Eta*Ddish));
140 vdsparseD7.push_back(Dish(cnt, (3+2*i)*Ddish2,-(3+2*i)*Ddish2,Eta*Ddish2));
141 /*
142 if ((i>0)||(j>0)) {
143 cnt++; vdsparse.push_back(Dish(cnt, (5+3*i)*Ddish,(3+2*j)*Ddish,Eta*Ddish));
144 cnt++; vdsparse.push_back(Dish(cnt, (5+3*i)*Ddish,-(3+2*j)*Ddish,Eta*Ddish));
145 }
146 */
147 }
148
149
150 vector<Dish> vcylplein, vcylplP;
151 cnt=0;
152 double cylW=12.; // Largeur des cylindres
153 double cylRL=0.5; // Longeur des elements de reception le long du cylindre
154 for(int i=0; i<8; i++)
155 for(int j=0; j<192; j++) {
156 vcylplein.push_back(Dish(i+1, i*cylW, j*cylRL, 0.9*cylW, 0.9*cylRL));
157 cnt++; vcylplP.push_back(Dish(cnt, i*cylW, j*cylRL, 1.*cylW, 1.*cylRL));
158 }
159 vector<Dish> v2cyl, v2cylP;
160 cnt=0;
161 for(int i=0; i<2; i++)
162 for(int j=0; j<32; j++) {
163 v2cyl.push_back(Dish(i+1, i*25, j*cylRL, 0.9*9., 0.9*cylRL));
164 cnt++; v2cylP.push_back(Dish(cnt, i*25, j*cylRL, 0.9*9., 1.*cylRL));
165 }
166 double LMAX = D;
167 bool fgnoauto = true;
168 int NRX=160;
169 int NRY=160;
170
171 MultiDish mdfill(lambda, LMAX, vdplein, fgnoauto);
172 mdfill.SetRespHisNBins(NRX,NRY);
173 Histo2D hrfill = mdfill.GetResponse();
174 PrtTim("Apres mdfill.GetResponse()");
175
176 MultiDish mdsparse(lambda, LMAX, vdsparse, fgnoauto);
177 mdsparse.SetThetaPhiRange(M_PI/4.,16, M_PI/4., 16);
178 mdsparse.SetRespHisNBins(NRX,NRY);
179 Histo2D hrsp = mdsparse.GetResponse();
180 PrtTim("Apres mdsparse.GetResponse()");
181
182 MultiDish mdsparsefp(lambda, LMAX, vdsparse, fgnoauto);
183 mdsparsefp.SetRespHisNBins(NRX,NRY);
184 Histo2D hrspfp = mdsparsefp.GetResponse();
185 PrtTim("Apres mdsparsefp.GetResponse()");
186
187 MultiDish mdsparseD7(lambda, LMAX, vdsparseD7, fgnoauto);
188 mdsparseD7.SetThetaPhiRange(M_PI/4.,16, M_PI/4., 16);
189 mdsparseD7.SetRespHisNBins(NRX,NRY);
190 Histo2D hrspd7 = mdsparseD7.GetResponse();
191 PrtTim("Apres mdsparseD7.GetResponse()");
192
193 MultiDish mcylfill(lambda, LMAX, vcylplein, fgnoauto);
194 mcylfill.SetRespHisNBins(NRX,NRY);
195 Histo2D hfcyl = mcylfill.GetResponse();
196 PrtTim("Apres mcylfill.GetResponse()");
197 MultiDish mcylfillP(lambda, LMAX, vcylplP, fgnoauto);
198 mcylfillP.SetRespHisNBins(NRX,NRY);
199 Histo2D hfcylP = mcylfillP.GetResponse();
200
201 MultiDish md2cyl(lambda, LMAX, v2cyl, fgnoauto);
202 md2cyl.SetRespHisNBins(NRX,NRY);
203 Histo2D h2cyl = md2cyl.GetResponse();
204 MultiDish md2cylP(lambda, LMAX, v2cylP, fgnoauto);
205 md2cylP.SetRespHisNBins(NRX,NRY);
206 Histo2D h2cylP = md2cylP.GetResponse();
207
208 po << PPFNameTag("mfill") << hrfill;
209 po << PPFNameTag("mspars") << hrsp;
210 po << PPFNameTag("msparsfp") << hrspfp;
211 po << PPFNameTag("msparsd7") << hrspd7;
212 po << PPFNameTag("mcylf") << hfcyl;
213 po << PPFNameTag("m2cyl") << h2cyl;
214 po << PPFNameTag("mcylfP") << hfcylP;
215 po << PPFNameTag("m2cylP") << h2cylP;
216
217 PrtTim("Done computing multi-dish response");
218
219
220 Four2DRespTable mdf(hrfill, Dol);
221 Four2DRespTable mds(hrsp, Dol);
222 Four2DRespTable mdsfp(hrspfp, Dol);
223 Four2DRespTable mdsd7(hrspd7, Dol);
224
225 Four2DRespTable mcylf(hfcyl, Dol);
226 Four2DRespTable m2cyl(h2cyl, Dol);
227 Four2DRespTable mcylfP(hfcylP, Dol);
228 Four2DRespTable m2cylP(h2cylP, Dol);
229
230
231 cout << " 3.a/ Instanciating object type Four3DPk " << endl;
232 RandomGenerator rg;
233 Four3DPk m3d(rg);
234 m3d.SetCellSize(2.*DeuxPI, 2.*DeuxPI, 2.*DeuxPI);
235 cout << " 3.b/ call ComputeFourierAmp() NGEN=" << NMAX << endl;
236 HProf hrpk;
237 for(int igen=0; igen<NMAX; igen++) {
238 m3d.ComputeFourierAmp(spec);
239 if (igen==0) hrpk = m3d.ComputePk();
240 else m3d.ComputePkCumul(hrpk);
241 }
242 PrtTim("md.ComputeFourierAmp() done");
243 po << PPFNameTag("recPk") << hrpk;
244
245 cout << " 4/ Computing Noise P(k) using PkNoiseCalculator ..." << endl;
246#define NCONFIG 10
247 Four2DResponse* f2rep[NCONFIG]={&dish, &dish2, &mdf, &mds, &mdsfp, &mdsd7, &mcylf, &mcylfP, &m2cyl, &m2cylP};
248 const char* tits[NCONFIG]={"Dish100m", "Dish200m","F20x20Dish5m","S63Dish5m","S63Dish5mFP","S63Dish7m",
249 "F8Cyl","F8CylP","BiCyl","BiCylP"};
250 const char* tags[NCONFIG]={"noiseD", "noiseD2","noisemdf","noisemds","noisemdsfp","noisemdsd7",
251 "noisefcyl","noisefcylP","noise2cyl","noise2cylP"};
252 vector<int> nbdishes;
253 nbdishes.push_back(1);
254 nbdishes.push_back(1);
255 nbdishes.push_back(vdplein.size());
256 nbdishes.push_back(vdsparse.size());
257 nbdishes.push_back(vdsparse.size());
258 nbdishes.push_back(vdsparseD7.size());
259 nbdishes.push_back(vcylplein.size());
260 nbdishes.push_back(vcylplP.size());
261 nbdishes.push_back(v2cyl.size());
262 nbdishes.push_back(v2cylP.size());
263
264 for(int lc=0; lc<NCONFIG; lc++) {
265 PkNoiseCalculator pkn(m3d, *(f2rep[lc]), SCut/(double)nbdishes[lc], NMAX, tits[lc]);
266 HProf hpn = pkn.Compute();
267 po << PPFNameTag(tags[lc]) << hpn;
268 }
269 rc = 0;
270 } // End of try bloc
271 catch (PThrowable & exc) { // catching SOPHYA exceptions
272 cerr << " pknoise.cc: Catched Exception (PThrowable)" << (string)typeid(exc).name()
273 << "\n...exc.Msg= " << exc.Msg() << endl;
274 rc = 99;
275 }
276 catch (std::exception & e) { // catching standard C++ exceptions
277 cerr << " pknoise.cc: Catched std::exception " << " - what()= " << e.what() << endl;
278 rc = 98;
279 }
280 catch (...) { // catching other exceptions
281 cerr << " pknoise.cc: some other exception (...) was caught ! " << endl;
282 rc = 97;
283 }
284 PrtTim("End-pknoise");
285 cout << " ==== End of pknoise.cc program Rc= " << rc << endl;
286 return rc;
287}
288
289
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