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c630aafd | 1 | /**************************************************************************** |
5102bab6 | 2 | * Very important, delicate and rather obscure macro. * |
3 | * * | |
4 | * Creates list of "trackable" tracks, * | |
5 | * calculates efficiency, resolutions etc. * | |
6 | * The ESD tracks must be in an appropriate state (kITSin or kITSrefit) * | |
7 | * * | |
c630aafd | 8 | * Origin: I.Belikov, CERN, Jouri.Belikov@cern.ch * |
9 | ****************************************************************************/ | |
10 | ||
11 | #if !defined(__CINT__) || defined(__MAKECINT__) | |
ddae8318 | 12 | #include <Riostream.h> |
03248e6d | 13 | #include <fstream.h> |
14 | ||
15 | #include "AliRun.h" | |
c630aafd | 16 | #include "AliHeader.h" |
17 | #include "AliStack.h" | |
88cb7938 | 18 | #include "AliRunLoader.h" |
19 | #include "AliLoader.h" | |
20 | #include "AliITSLoader.h" | |
03248e6d | 21 | #include "AliITS.h" |
22 | #include "AliITSgeom.h" | |
23 | #include "AliITStrackerV2.h" | |
24 | #include "AliITStrackV2.h" | |
25 | #include "AliITSclusterV2.h" | |
88cb7938 | 26 | #include "AliMagF.h" |
5102bab6 | 27 | #include "AliESD.h" |
03248e6d | 28 | |
29 | #include "TFile.h" | |
5102bab6 | 30 | #include "TKey.h" |
03248e6d | 31 | #include "TTree.h" |
32 | #include "TH1.h" | |
f2718ade | 33 | #include "TH2.h" |
03248e6d | 34 | #include "TObjArray.h" |
35 | #include "TStyle.h" | |
36 | #include "TCanvas.h" | |
37 | #include "TLine.h" | |
38 | #include "TText.h" | |
39 | #include "TParticle.h" | |
40 | #endif | |
41 | ||
42 | struct GoodTrackITS { | |
43 | Int_t lab; | |
44 | Int_t code; | |
45 | Float_t px,py,pz; | |
46 | Float_t x,y,z; | |
47 | }; | |
48 | ||
5102bab6 | 49 | Int_t good_tracks_its(GoodTrackITS *gt, const Int_t max, |
50 | const char* evfoldname = AliConfig::fgkDefaultEventFolderName); | |
51 | ||
c630aafd | 52 | extern AliRun *gAlice; |
53 | ||
0aa211b1 | 54 | Int_t AliITSComparisonV2(Float_t ptcutl=0.2, Float_t ptcuth=10.) { |
03248e6d | 55 | cerr<<"Doing comparison...\n"; |
c630aafd | 56 | if (gAlice) { |
88cb7938 | 57 | delete gAlice->GetRunLoader(); |
58 | delete gAlice; | |
59 | gAlice=0; | |
c630aafd | 60 | } |
88cb7938 | 61 | |
62 | AliRunLoader *rl = AliRunLoader::Open("galice.root"); | |
c630aafd | 63 | if (!rl) { |
88cb7938 | 64 | cerr<<"AliITSComparisonV2.C :Can't start sesion !\n"; |
65 | return 1; | |
c630aafd | 66 | } |
88cb7938 | 67 | rl->LoadgAlice(); |
18856a77 | 68 | if (rl->GetAliRun()) |
5102bab6 | 69 | AliKalmanTrack::SetConvConst( |
70 | 1000/0.299792458/rl->GetAliRun()->Field()->SolenoidField() | |
71 | ); | |
c630aafd | 72 | else { |
73 | cerr<<"AliITSComparisonV2.C :Can't get AliRun !\n"; | |
74 | return 1; | |
75 | } | |
18856a77 | 76 | //rl->UnloadgAlice(); |
88cb7938 | 77 | |
03248e6d | 78 | |
03248e6d | 79 | /* Generate a list of "good" tracks */ |
5102bab6 | 80 | const Int_t MAX=15000; |
03248e6d | 81 | GoodTrackITS gt[MAX]; |
82 | Int_t ngood=0; | |
83 | ifstream in("good_tracks_its"); | |
84 | if (in) { | |
85 | cerr<<"Reading good tracks...\n"; | |
86 | while (in>>gt[ngood].lab>>gt[ngood].code>> | |
87 | gt[ngood].px>>gt[ngood].py>>gt[ngood].pz>> | |
88 | gt[ngood].x >>gt[ngood].y >>gt[ngood].z) { | |
89 | ngood++; | |
2d343a94 | 90 | //PH cerr<<ngood<<'\r'; |
03248e6d | 91 | if (ngood==MAX) { |
92 | cerr<<"Too many good tracks !\n"; | |
93 | break; | |
94 | } | |
95 | } | |
96 | if (!in.eof()) cerr<<"Read error (good_tracks_its) !\n"; | |
97 | } else { | |
98 | cerr<<"Marking good tracks (this will take a while)...\n"; | |
88cb7938 | 99 | ngood=good_tracks_its(gt,MAX,AliConfig::fgkDefaultEventFolderName); |
03248e6d | 100 | ofstream out("good_tracks_its"); |
101 | if (out) { | |
102 | for (Int_t ngd=0; ngd<ngood; ngd++) | |
103 | out<<gt[ngd].lab<<' '<<gt[ngd].code<<' ' | |
104 | <<gt[ngd].px<<' '<<gt[ngd].py<<' '<<gt[ngd].pz<<' ' | |
105 | <<gt[ngd].x <<' '<<gt[ngd].y <<' '<<gt[ngd].z <<endl; | |
106 | } else cerr<<"Can not open file (good_tracks_its) !\n"; | |
107 | out.close(); | |
108 | } | |
03248e6d | 109 | |
5102bab6 | 110 | TObjArray tarray(2000); |
111 | { /*Load tracks*/ | |
2d343a94 | 112 | TFile *ef=TFile::Open("AliESDs.root"); |
5102bab6 | 113 | if ((!ef)||(!ef->IsOpen())) { |
2d343a94 | 114 | TFile *ef=TFile::Open("AliESDits.root"); |
115 | if ((!ef)||(!ef->IsOpen())) { | |
116 | ::Fatal("AliITSComparisonV2.C","Can't open AliESDits.root !"); | |
117 | } | |
5102bab6 | 118 | } |
119 | TKey *key=0; | |
120 | TIter next(ef->GetListOfKeys()); | |
121 | if ((key=(TKey*)next())!=0) { | |
122 | AliESD *event=(AliESD*)key->ReadObj(); | |
123 | Int_t ntrk=event->GetNumberOfTracks(); | |
124 | for (Int_t i=0; i<ntrk; i++) { | |
125 | AliESDtrack *t=event->GetTrack(i); | |
94774f2b | 126 | UInt_t status=t->GetStatus(); |
127 | UInt_t flags=AliESDtrack::kTPCin|AliESDtrack::kITSin; | |
67c3dcbe | 128 | |
94774f2b | 129 | if ((status&AliESDtrack::kITSrefit)==0) |
4ec88b9c | 130 | if ((status&flags)!=flags) continue; |
67c3dcbe | 131 | |
132 | AliITStrackV2 *iotrack=0; | |
133 | iotrack=new AliITStrackV2(*t); | |
134 | //if (t->GetConstrainedChi2()>=20) continue; // constrained | |
135 | //else iotrack=new AliITStrackV2(*t,kTRUE); // track | |
4ec88b9c | 136 | if ((status&flags)==flags) { |
67c3dcbe | 137 | iotrack->PropagateTo(3.,0.0028,65.19); |
138 | iotrack->PropagateToVertex(); | |
139 | } | |
18856a77 | 140 | tarray.AddLast(iotrack); |
141 | } | |
5102bab6 | 142 | delete event; |
143 | } | |
144 | ef->Close(); | |
18856a77 | 145 | } |
5102bab6 | 146 | Int_t nentr=tarray.GetEntriesFast(); |
18856a77 | 147 | |
03248e6d | 148 | TH1F *hp=new TH1F("hp","PHI resolution",50,-20.,20.); hp->SetFillColor(4); |
149 | TH1F *hl=new TH1F("hl","LAMBDA resolution",50,-20,20);hl->SetFillColor(4); | |
150 | TH1F *hpt=new TH1F("hpt","Relative Pt resolution",30,-10.,10.); | |
151 | hpt->SetFillColor(2); | |
152 | TH1F *hmpt=new TH1F("hmpt","Transverse impact parameter",30,-300,300); | |
153 | hmpt->SetFillColor(6); | |
154 | TH1F *hz=new TH1F("hz","Longitudinal impact parameter",30,-300,300); | |
03248e6d | 155 | |
156 | AliITStrackV2 *trk=(AliITStrackV2*)tarray.UncheckedAt(0); | |
157 | Double_t pmin=0.1*(100/0.299792458/0.2/trk->GetConvConst()); | |
158 | Double_t pmax=6.0+pmin; | |
159 | ||
160 | TH1F *hgood=new TH1F("hgood","Good tracks",30,pmin,pmax); | |
161 | TH1F *hfound=new TH1F("hfound","Found tracks",30,pmin,pmax); | |
162 | TH1F *hfake=new TH1F("hfake","Fake tracks",30,pmin,pmax); | |
163 | TH1F *hg=new TH1F("hg","",30,pmin,pmax); //efficiency for good tracks | |
164 | hg->SetLineColor(4); hg->SetLineWidth(2); | |
165 | TH1F *hf=new TH1F("hf","Efficiency for fake tracks",30,pmin,pmax); | |
166 | hf->SetFillColor(1); hf->SetFillStyle(3013); hf->SetLineWidth(2); | |
167 | ||
f2718ade | 168 | //TH1F *hptw=new TH1F("hptw","Weghted pt",30,pmax,pmin); |
169 | ||
170 | TH1F *he =new TH1F("he","dE/dX for pions with 0.4<p<0.5 GeV/c",50,0.,100.); | |
171 | TH2F *hep=new TH2F("hep","dE/dX vs momentum",50,0.,2.,50,0.,200.); | |
172 | hep->SetMarkerStyle(8); | |
173 | hep->SetMarkerSize(0.4); | |
03248e6d | 174 | |
f2718ade | 175 | |
176 | Int_t notf[MAX], nnotf=0; | |
177 | Int_t fake[MAX], nfake=0; | |
178 | Int_t mult[MAX], numb[MAX], nmult=0; | |
179 | ||
180 | Int_t ng; | |
181 | for (ng=0; ng<ngood; ng++) { | |
182 | Int_t lab=gt[ng].lab, tlab=-1; | |
183 | Double_t pxg=gt[ng].px, pyg=gt[ng].py, pzg=gt[ng].pz; | |
03248e6d | 184 | Double_t ptg=TMath::Sqrt(pxg*pxg+pyg*pyg); |
0aa211b1 | 185 | if (ptg<ptcutl) continue; |
186 | if (ptg>ptcuth) continue; | |
03248e6d | 187 | |
f2718ade | 188 | if (ptg>pmin) hgood->Fill(ptg); |
03248e6d | 189 | |
190 | AliITStrackV2 *track=0; | |
f2718ade | 191 | Int_t cnt=0; |
03248e6d | 192 | Int_t j; |
193 | for (j=0; j<nentr; j++) { | |
f2718ade | 194 | AliITStrackV2 *trk=(AliITStrackV2*)tarray.UncheckedAt(j); |
195 | Int_t lbl=trk->GetLabel(); | |
196 | if (lab==TMath::Abs(lbl)) { | |
197 | if (cnt==0) {track=trk; tlab=lbl;} | |
198 | cnt++; | |
199 | } | |
03248e6d | 200 | } |
f2718ade | 201 | if (cnt==0) { |
202 | notf[nnotf++]=lab; | |
03248e6d | 203 | continue; |
f2718ade | 204 | } else if (cnt>1){ |
205 | mult[nmult]=lab; | |
206 | numb[nmult]=cnt; nmult++; | |
03248e6d | 207 | } |
f2718ade | 208 | |
209 | if (ptg>pmin) { | |
210 | if (lab==tlab) hfound->Fill(ptg); | |
211 | else { | |
212 | fake[nfake++]=lab; | |
213 | hfake->Fill(ptg); | |
214 | } | |
215 | } | |
216 | ||
03248e6d | 217 | Double_t xv,par[5]; track->GetExternalParameters(xv,par); |
218 | Float_t phi=TMath::ASin(par[2]) + track->GetAlpha(); | |
219 | if (phi<-TMath::Pi()) phi+=2*TMath::Pi(); | |
220 | if (phi>=TMath::Pi()) phi-=2*TMath::Pi(); | |
221 | Float_t lam=TMath::ATan(par[3]); | |
222 | Float_t pt_1=TMath::Abs(par[4]); | |
223 | ||
224 | Double_t phig=TMath::ATan2(pyg,pxg); | |
225 | hp->Fill((phi - phig)*1000.); | |
226 | ||
227 | Double_t lamg=TMath::ATan2(pzg,ptg); | |
228 | hl->Fill((lam - lamg)*1000.); | |
229 | ||
230 | Double_t d=10000*track->GetD(); | |
231 | hmpt->Fill(d); | |
232 | ||
f2718ade | 233 | //hptw->Fill(ptg,TMath::Abs(d)); |
03248e6d | 234 | |
235 | Double_t z=10000*track->GetZ(); | |
236 | hz->Fill(z); | |
237 | ||
03248e6d | 238 | hpt->Fill((pt_1 - 1/ptg)/(1/ptg)*100.); |
239 | ||
f2718ade | 240 | Float_t mom=1./(pt_1*TMath::Cos(lam)); |
241 | Float_t dedx=track->GetdEdx(); | |
242 | hep->Fill(mom,dedx,1.); | |
243 | if (TMath::Abs(gt[ng].code)==211) | |
244 | if (mom>0.4 && mom<0.5) he->Fill(dedx,1.); | |
245 | } | |
246 | ||
247 | ||
248 | cout<<"\nList of Not found tracks :\n"; | |
249 | for (ng=0; ng<nnotf; ng++){ | |
250 | cout<<notf[ng]<<"\t"; | |
251 | if ((ng%9)==8) cout<<"\n"; | |
252 | } | |
253 | cout<<"\n\nList of fake tracks :\n"; | |
254 | for (ng=0; ng<nfake; ng++){ | |
255 | cout<<fake[ng]<<"\t"; | |
256 | if ((ng%9)==8) cout<<"\n"; | |
257 | } | |
258 | cout<<"\n\nList of multiple found tracks :\n"; | |
259 | for (ng=0; ng<nmult; ng++) { | |
260 | cout<<"id. "<<mult[ng] | |
261 | <<" found - "<<numb[ng]<<"times\n"; | |
03248e6d | 262 | } |
f2718ade | 263 | cout<<endl; |
03248e6d | 264 | |
f2718ade | 265 | cerr<<"Number of good tracks : "<<ngood<<endl; |
266 | cerr<<"Number of found tracks : "<<nentr<<endl; | |
267 | ||
268 | ng=(Int_t)hgood->GetEntries(); //cerr<<"Good tracks "<<ng<<endl; | |
269 | if (ng!=0) | |
270 | cerr<<"Integral efficiency is about "<<hfound->GetEntries()/ng*100.<<" %\n"; | |
271 | cerr<<endl; | |
03248e6d | 272 | |
273 | gStyle->SetOptStat(111110); | |
274 | gStyle->SetOptFit(1); | |
275 | ||
276 | TCanvas *c1=new TCanvas("c1","",0,0,700,850); | |
277 | ||
2d343a94 | 278 | Int_t minc=33; |
279 | ||
03248e6d | 280 | TPad *p1=new TPad("p1","",0,0.3,.5,.6); p1->Draw(); |
281 | p1->cd(); p1->SetFillColor(42); p1->SetFrameFillColor(10); | |
2d343a94 | 282 | hp->SetFillColor(4); hp->SetXTitle("(mrad)"); |
283 | if (hp->GetEntries()<minc) hp->Draw(); else hp->Fit("gaus"); c1->cd(); | |
03248e6d | 284 | |
285 | TPad *p2=new TPad("p2","",0.5,.3,1,.6); p2->Draw(); | |
286 | p2->cd(); p2->SetFillColor(42); p2->SetFrameFillColor(10); | |
2d343a94 | 287 | hl->SetXTitle("(mrad)"); |
288 | if (hl->GetEntries()<minc) hl->Draw(); else hl->Fit("gaus"); c1->cd(); | |
03248e6d | 289 | |
290 | TPad *p3=new TPad("p3","",0,0,0.5,0.3); p3->Draw(); | |
291 | p3->cd(); p3->SetFillColor(42); p3->SetFrameFillColor(10); | |
2d343a94 | 292 | hpt->SetXTitle("(%)"); |
293 | if (hpt->GetEntries()<minc) hpt->Draw(); else hpt->Fit("gaus"); c1->cd(); | |
03248e6d | 294 | |
295 | TPad *p4=new TPad("p4","",0.5,0,1,0.3); p4->Draw(); | |
296 | p4->cd(); p4->SetFillColor(42); p4->SetFrameFillColor(10); | |
2d343a94 | 297 | hmpt->SetXTitle("(micron)"); |
298 | if (hmpt->GetEntries()<minc) hmpt->Draw(); else hmpt->Fit("gaus"); | |
299 | hz->Draw("same"); c1->cd(); | |
03248e6d | 300 | //hfound->Sumw2(); |
301 | //hptw->Sumw2(); | |
302 | //hg->SetMaximum(333); | |
303 | //hg->SetYTitle("Impact Parameter Resolution (micron)"); | |
304 | //hg->SetXTitle("Pt (GeV/c)"); | |
305 | //hg->GetXaxis()->SetRange(0,10); | |
306 | //hg->Divide(hptw,hfound,1,1.); | |
307 | //hg->DrawCopy(); c1->cd(); | |
308 | ||
309 | ||
310 | TPad *p5=new TPad("p5","",0,0.6,1,1); p5->Draw(); p5->cd(); | |
311 | p5->SetFillColor(41); p5->SetFrameFillColor(10); | |
312 | hfound->Sumw2(); hgood->Sumw2(); hfake->Sumw2(); | |
313 | hg->Divide(hfound,hgood,1,1.,"b"); | |
314 | hf->Divide(hfake,hgood,1,1.,"b"); | |
315 | hg->SetMaximum(1.4); | |
316 | hg->SetYTitle("Tracking efficiency"); | |
317 | hg->SetXTitle("Pt (GeV/c)"); | |
318 | hg->Draw(); | |
319 | ||
320 | TLine *line1 = new TLine(pmin,1.0,pmax,1.0); line1->SetLineStyle(4); | |
321 | line1->Draw("same"); | |
322 | TLine *line2 = new TLine(pmin,0.9,pmax,0.9); line2->SetLineStyle(4); | |
323 | line2->Draw("same"); | |
324 | ||
325 | hf->SetFillColor(1); | |
326 | hf->SetFillStyle(3013); | |
327 | hf->SetLineColor(2); | |
328 | hf->SetLineWidth(2); | |
329 | hf->Draw("histsame"); | |
330 | TText *text = new TText(0.461176,0.248448,"Fake tracks"); | |
331 | text->SetTextSize(0.05); | |
332 | text->Draw(); | |
333 | text = new TText(0.453919,1.11408,"Good tracks"); | |
334 | text->SetTextSize(0.05); | |
335 | text->Draw(); | |
336 | ||
c630aafd | 337 | TCanvas *c2=new TCanvas("c2","",320,32,530,590); |
338 | TPad *p6=new TPad("p6","",0.,0.,1.,.5); p6->Draw(); | |
339 | p6->cd(); p6->SetFillColor(42); p6->SetFrameFillColor(10); | |
340 | he->SetFillColor(2); he->SetFillStyle(3005); | |
341 | he->SetXTitle("Arbitrary Units"); | |
2d343a94 | 342 | if (he->GetEntries()<minc) he->Draw(); else he->Fit("gaus"); c2->cd(); |
c630aafd | 343 | |
344 | TPad *p7=new TPad("p7","",0.,0.5,1.,1.); p7->Draw(); | |
345 | p7->cd(); p7->SetFillColor(42); p7->SetFrameFillColor(10); | |
346 | hep->SetXTitle("p (Gev/c)"); hep->SetYTitle("dE/dX (Arb. Units)"); | |
347 | hep->Draw(); c1->cd(); | |
2d343a94 | 348 | |
349 | TFile fc("AliITSComparisonV2.root","RECREATE"); | |
350 | c1->Write(); | |
351 | c2->Write(); | |
352 | fc.Close(); | |
353 | ||
03248e6d | 354 | return 0; |
355 | } | |
356 | ||
88cb7938 | 357 | Int_t good_tracks_its(GoodTrackITS *gt, const Int_t max, const char* evfoldname) { |
88cb7938 | 358 | AliRunLoader* rl = AliRunLoader::GetRunLoader(evfoldname); |
c630aafd | 359 | if (rl == 0x0) { |
18856a77 | 360 | ::Fatal("AliITSComparisonV2.C::good_tracks_its", |
88cb7938 | 361 | "Can not find Run Loader in Folder Named %s", |
362 | evfoldname); | |
c630aafd | 363 | } |
88cb7938 | 364 | |
365 | AliITSLoader* itsl = (AliITSLoader*)rl->GetLoader("ITSLoader"); | |
c630aafd | 366 | if (itsl == 0x0) { |
18856a77 | 367 | cerr<<"AliITSComparisonV2.C : Can not find ITSLoader\n"; |
88cb7938 | 368 | delete rl; |
369 | return 3; | |
c630aafd | 370 | } |
88cb7938 | 371 | |
372 | rl->LoadgAlice(); | |
373 | rl->LoadHeader(); | |
374 | Int_t np = rl->GetHeader()->GetNtrack(); | |
03248e6d | 375 | |
03248e6d | 376 | Int_t *good=new Int_t[np]; |
377 | Int_t k; | |
378 | for (k=0; k<np; k++) good[k]=0; | |
379 | ||
88cb7938 | 380 | AliITS *ITS=(AliITS*)rl->GetAliRun()->GetDetector("ITS"); |
03248e6d | 381 | if (!ITS) { |
382 | cerr<<"can't get ITS !\n"; exit(8); | |
383 | } | |
384 | AliITSgeom *geom=ITS->GetITSgeom(); | |
385 | if (!geom) { | |
386 | cerr<<"can't get ITS geometry !\n"; exit(9); | |
387 | } | |
388 | ||
c630aafd | 389 | itsl->LoadRecPoints(); |
390 | TTree *cTree=itsl->TreeR(); | |
03248e6d | 391 | if (!cTree) { |
392 | cerr<<"Can't get cTree !\n"; exit(7); | |
393 | } | |
394 | TBranch *branch=cTree->GetBranch("Clusters"); | |
395 | if (!branch) { | |
396 | cerr<<"Can't get clusters branch !\n"; exit(8); | |
397 | } | |
398 | TClonesArray *clusters=new TClonesArray("AliITSclusterV2",10000); | |
399 | branch->SetAddress(&clusters); | |
400 | ||
401 | Int_t entr=(Int_t)cTree->GetEntries(); | |
402 | for (k=0; k<entr; k++) { | |
403 | cTree->GetEvent(k); | |
404 | Int_t ncl=clusters->GetEntriesFast(); if (ncl==0) continue; | |
405 | Int_t lay,lad,det; geom->GetModuleId(k,lay,lad,det); | |
406 | if (lay<1 || lay>6) { | |
407 | cerr<<"wrong layer !\n"; exit(10); | |
408 | } | |
409 | while (ncl--) { | |
410 | AliITSclusterV2 *pnt=(AliITSclusterV2*)clusters->UncheckedAt(ncl); | |
411 | Int_t l0=pnt->GetLabel(0); | |
c630aafd | 412 | if (l0>=np) {cerr<<"Wrong label: "<<l0<<endl; continue;} |
03248e6d | 413 | Int_t l1=pnt->GetLabel(1); |
c630aafd | 414 | if (l1>=np) {cerr<<"Wrong label: "<<l1<<endl; continue;} |
03248e6d | 415 | Int_t l2=pnt->GetLabel(2); |
c630aafd | 416 | if (l2>=np) {cerr<<"Wrong label: "<<l2<<endl; continue;} |
03248e6d | 417 | Int_t mask=1<<(lay-1); |
418 | if (l0>=0) good[l0]|=mask; | |
419 | if (l1>=0) good[l1]|=mask; | |
420 | if (l2>=0) good[l2]|=mask; | |
421 | } | |
422 | } | |
423 | clusters->Delete(); delete clusters; | |
88cb7938 | 424 | itsl->UnloadRawClusters(); |
425 | ||
03248e6d | 426 | ifstream in("good_tracks_tpc"); |
427 | if (!in) { | |
428 | cerr<<"can't get good_tracks_tpc !\n"; exit(11); | |
429 | } | |
88cb7938 | 430 | |
431 | rl->LoadKinematics(); | |
432 | AliStack* stack = rl->Stack(); | |
03248e6d | 433 | Int_t nt=0; |
434 | Double_t px,py,pz,x,y,z; | |
435 | Int_t code,lab; | |
436 | while (in>>lab>>code>>px>>py>>pz>>x>>y>>z) { | |
437 | if (good[lab] != 0x3F) continue; | |
88cb7938 | 438 | TParticle *p = (TParticle*)stack->Particle(lab); |
c630aafd | 439 | if (p == 0x0) { |
88cb7938 | 440 | cerr<<"Can not get particle "<<lab<<endl; |
441 | nt++; | |
442 | if (nt==max) {cerr<<"Too many good tracks !\n"; break;} | |
443 | continue; | |
c630aafd | 444 | } |
03248e6d | 445 | gt[nt].lab=lab; |
446 | gt[nt].code=p->GetPdgCode(); | |
447 | //**** px py pz - in global coordinate system | |
448 | gt[nt].px=p->Px(); gt[nt].py=p->Py(); gt[nt].pz=p->Pz(); | |
449 | gt[nt].x=gt[nt].y=gt[nt].z=0.; | |
450 | nt++; | |
451 | if (nt==max) {cerr<<"Too many good tracks !\n"; break;} | |
452 | } | |
453 | ||
454 | delete[] good; | |
455 | ||
88cb7938 | 456 | rl->UnloadKinematics(); |
457 | rl->UnloadHeader(); | |
458 | rl->UnloadgAlice(); | |
03248e6d | 459 | |
460 | return nt; | |
461 | } | |
462 | ||
463 |