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a5556ea5 | 1 | #include "AliReaderESD.h" |
2 | //____________________________________________________________________ | |
3 | ////////////////////////////////////////////////////////////////////// | |
4 | // // | |
5 | // class AliReaderESD // | |
6 | // // | |
7 | // reader for ALICE Event Summary Data (ESD). // | |
8 | // // | |
9 | // Piotr.Skowronski@cern.ch // | |
10 | // // | |
11 | ////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | #include <TPDGCode.h> | |
14 | #include <TString.h> | |
15 | #include <TObjString.h> | |
16 | #include <TTree.h> | |
17 | #include <TFile.h> | |
18 | #include <TKey.h> | |
19 | #include <TParticle.h> | |
20 | #include <TH1.h> | |
21 | ||
22 | #include <AliRun.h> | |
23 | #include <AliRunLoader.h> | |
24 | #include <AliStack.h> | |
25 | #include <AliESDtrack.h> | |
7814b246 | 26 | #include <AliKalmanTrack.h> |
a5556ea5 | 27 | #include <AliESD.h> |
28 | ||
29 | #include "AliAnalysis.h" | |
30 | #include "AliAODRun.h" | |
31 | #include "AliAOD.h" | |
afa8b37b | 32 | #include "AliAODParticle.h" |
a5556ea5 | 33 | #include "AliAODParticleCut.h" |
34 | #include "AliTrackPoints.h" | |
35 | #include "AliClusterMap.h" | |
36 | ||
37 | ClassImp(AliReaderESD) | |
38 | ||
39 | AliReaderESD::AliReaderESD(const Char_t* esdfilename, const Char_t* galfilename): | |
40 | fESDFileName(esdfilename), | |
41 | fGAlFileName(galfilename), | |
42 | fFile(0x0), | |
43 | fRunLoader(0x0), | |
44 | fKeyIterator(0x0), | |
45 | fReadSim(kFALSE), | |
46 | fCheckParticlePID(kFALSE), | |
47 | fReadMostProbableOnly(kFALSE), | |
48 | fNTrackPoints(0), | |
49 | fdR(0.0), | |
50 | fClusterMap(kFALSE), | |
7814b246 | 51 | fITSTrackPoints(kFALSE), |
52 | fMustTPC(kFALSE), | |
a5556ea5 | 53 | fNTPCClustMin(0), |
54 | fNTPCClustMax(150), | |
55 | fTPCChi2PerClustMin(0.0), | |
56 | fTPCChi2PerClustMax(10e5), | |
57 | fChi2Min(0.0), | |
58 | fChi2Max(10e5), | |
59 | fC00Min(0.0), | |
60 | fC00Max(10e5), | |
61 | fC11Min(0.0), | |
62 | fC11Max(10e5), | |
63 | fC22Min(0.0), | |
64 | fC22Max(10e5), | |
65 | fC33Min(0.0), | |
66 | fC33Max(10e5), | |
67 | fC44Min(0.0), | |
68 | fC44Max(10e5), | |
69 | fTPCC00Min(0.0), | |
70 | fTPCC00Max(10e5), | |
71 | fTPCC11Min(0.0), | |
72 | fTPCC11Max(10e5), | |
73 | fTPCC22Min(0.0), | |
74 | fTPCC22Max(10e5), | |
75 | fTPCC33Min(0.0), | |
76 | fTPCC33Max(10e5), | |
77 | fTPCC44Min(0.0), | |
78 | fTPCC44Max(10e5) | |
79 | ||
80 | { | |
81 | //cosntructor | |
82 | if ( ((Int_t)kNSpecies) != ((Int_t)AliESDtrack::kSPECIES)) | |
83 | Fatal("AliReaderESD","ESD defintions probobly changed. Ask Youra."); | |
84 | } | |
85 | /********************************************************************/ | |
86 | ||
87 | AliReaderESD::AliReaderESD(TObjArray* dirs,const Char_t* esdfilename, const Char_t* galfilename): | |
88 | AliReader(dirs), | |
89 | fESDFileName(esdfilename), | |
90 | fGAlFileName(galfilename), | |
91 | fFile(0x0), | |
92 | fRunLoader(0x0), | |
93 | fKeyIterator(0x0), | |
94 | fReadSim(kFALSE), | |
95 | fCheckParticlePID(kFALSE), | |
96 | fReadMostProbableOnly(kFALSE), | |
97 | fNTrackPoints(0), | |
98 | fdR(0.0), | |
99 | fClusterMap(kFALSE), | |
7814b246 | 100 | fITSTrackPoints(kFALSE), |
101 | fMustTPC(kFALSE), | |
a5556ea5 | 102 | fNTPCClustMin(0), |
103 | fNTPCClustMax(150), | |
104 | fTPCChi2PerClustMin(0.0), | |
105 | fTPCChi2PerClustMax(10e5), | |
106 | fChi2Min(0.0), | |
107 | fChi2Max(10e5), | |
108 | fC00Min(0.0), | |
109 | fC00Max(10e5), | |
110 | fC11Min(0.0), | |
111 | fC11Max(10e5), | |
112 | fC22Min(0.0), | |
113 | fC22Max(10e5), | |
114 | fC33Min(0.0), | |
115 | fC33Max(10e5), | |
116 | fC44Min(0.0), | |
117 | fC44Max(10e5), | |
118 | fTPCC00Min(0.0), | |
119 | fTPCC00Max(10e5), | |
120 | fTPCC11Min(0.0), | |
121 | fTPCC11Max(10e5), | |
122 | fTPCC22Min(0.0), | |
123 | fTPCC22Max(10e5), | |
124 | fTPCC33Min(0.0), | |
125 | fTPCC33Max(10e5), | |
126 | fTPCC44Min(0.0), | |
127 | fTPCC44Max(10e5) | |
128 | { | |
129 | //cosntructor | |
130 | if ( ((Int_t)kNSpecies) != ((Int_t)AliESDtrack::kSPECIES)) | |
131 | Fatal("AliReaderESD","ESD defintions probobly changed. Ask Youra."); | |
132 | } | |
133 | /********************************************************************/ | |
134 | ||
135 | AliReaderESD::~AliReaderESD() | |
136 | { | |
137 | //desctructor | |
138 | delete fRunLoader; | |
139 | delete fKeyIterator; | |
140 | delete fFile; | |
141 | } | |
142 | /**********************************************************/ | |
143 | Int_t AliReaderESD::ReadNext() | |
144 | { | |
145 | //reads next event from fFile | |
146 | //fRunLoader is for reading Kine | |
147 | ||
afa8b37b | 148 | if (AliVAODParticle::GetDebug()) |
a5556ea5 | 149 | Info("ReadNext","Entered"); |
150 | ||
151 | if (fEventSim == 0x0) fEventSim = new AliAOD(); | |
152 | if (fEventRec == 0x0) fEventRec = new AliAOD(); | |
153 | ||
154 | fEventSim->Reset(); | |
155 | fEventRec->Reset(); | |
156 | ||
157 | do //do{}while; is OK even if 0 dirs specified. In that case we try to read from "./" | |
158 | { | |
159 | if (fFile == 0x0) | |
160 | { | |
161 | fFile = OpenFile(fCurrentDir);//rl is opened here | |
162 | if (fFile == 0x0) | |
163 | { | |
164 | Error("ReadNext","Cannot get fFile for dir no. %d",fCurrentDir); | |
165 | fCurrentDir++; | |
166 | continue; | |
167 | } | |
168 | fCurrentEvent = 0; | |
169 | fKeyIterator = new TIter(fFile->GetListOfKeys()); | |
170 | // fFile->Dump(); | |
171 | // fFile->GetListOfKeys()->Print(); | |
172 | } | |
173 | TKey* key = (TKey*)fKeyIterator->Next(); | |
174 | if (key == 0x0) | |
175 | { | |
afa8b37b | 176 | if (AliVAODParticle::GetDebug() > 2 ) |
a5556ea5 | 177 | { |
178 | Info("ReadNext","No more keys."); | |
179 | } | |
180 | fCurrentDir++; | |
181 | delete fKeyIterator; | |
182 | fKeyIterator = 0x0; | |
183 | delete fFile;//we have to assume there is no more ESD objects in the fFile | |
184 | fFile = 0x0; | |
185 | delete fRunLoader; | |
186 | fRunLoader = 0x0; | |
187 | continue; | |
188 | } | |
189 | //try to read | |
190 | ||
191 | ||
192 | // TObject* esdobj = key->ReadObj(); | |
193 | // if (esdobj == 0x0) | |
194 | // { | |
afa8b37b | 195 | // if (AliVAODParticle::GetDebug() > 2 ) |
a5556ea5 | 196 | // { |
197 | // Info("ReadNext","Key read NULL. Key Name is %s",key->GetName()); | |
198 | // key->Dump(); | |
199 | // } | |
200 | // continue; | |
201 | // } | |
202 | // esdobj->Dump(); | |
203 | // AliESD* esd = dynamic_cast<AliESD*>(esdobj); | |
204 | ||
205 | TString esdname = "ESD"; | |
206 | esdname+=fCurrentEvent; | |
207 | AliESD* esd = dynamic_cast<AliESD*>(fFile->Get(esdname)); | |
208 | if (esd == 0x0) | |
209 | { | |
afa8b37b | 210 | // if (AliVAODParticle::GetDebug() > 2 ) |
a5556ea5 | 211 | // { |
212 | // Info("ReadNext","This key is not an AliESD object %s",key->GetName()); | |
213 | // } | |
afa8b37b | 214 | if (AliVAODParticle::GetDebug() > 2 ) |
a5556ea5 | 215 | { |
216 | Info("ReadNext","Can not find AliESD object named %s",esdname.Data()); | |
217 | } | |
218 | fCurrentDir++; | |
219 | delete fKeyIterator; | |
220 | fKeyIterator = 0x0; | |
221 | delete fFile;//we have to assume there is no more ESD objects in the fFile | |
222 | fFile = 0x0; | |
223 | delete fRunLoader; | |
224 | fRunLoader = 0x0; | |
225 | continue; | |
226 | } | |
227 | ||
228 | ReadESD(esd); | |
229 | ||
230 | fCurrentEvent++; | |
231 | fNEventsRead++; | |
232 | delete esd; | |
233 | return 0;//success -> read one event | |
234 | }while(fCurrentDir < GetNumberOfDirs());//end of loop over directories specified in fDirs Obj Array | |
235 | ||
236 | return 1; //no more directories to read | |
237 | } | |
238 | /**********************************************************/ | |
239 | ||
240 | Int_t AliReaderESD::ReadESD(AliESD* esd) | |
241 | { | |
242 | //****** Tentative particle type "concentrations" | |
243 | static const Double_t concentr[5]={0.05, 0., 0.85, 0.10, 0.05}; | |
244 | ||
245 | Double_t pidtable[kNSpecies];//array used for reading pid probabilities from ESD track | |
246 | Double_t w[kNSpecies]; | |
247 | Double_t mom[3];//momentum | |
248 | Double_t pos[3];//position | |
249 | Double_t vertexpos[3];//vertex position | |
250 | //Reads one ESD | |
251 | if (esd == 0x0) | |
252 | { | |
253 | Error("ReadESD","ESD is NULL"); | |
254 | return 1; | |
255 | } | |
256 | ||
257 | TDatabasePDG* pdgdb = TDatabasePDG::Instance(); | |
258 | if (pdgdb == 0x0) | |
259 | { | |
260 | Error("ReadESD","Can not get PDG Database Instance."); | |
261 | return 1; | |
262 | } | |
263 | ||
264 | Float_t mf = esd->GetMagneticField(); | |
265 | ||
7814b246 | 266 | if ( (mf == 0.0) && ((fNTrackPoints > 0) || fITSTrackPoints) ) |
a5556ea5 | 267 | { |
268 | Error("ReadESD","Magnetic Field is 0 and Track Points Demended. Skipping to next event."); | |
269 | return 1; | |
270 | } | |
271 | ||
7814b246 | 272 | if (fITSTrackPoints) |
273 | { | |
274 | Info("ReadESD","Magnetic Field is %f",mf/10.); | |
275 | AliKalmanTrack::SetMagneticField(mf/10.); | |
276 | } | |
277 | ||
a5556ea5 | 278 | AliStack* stack = 0x0; |
279 | if (fReadSim && fRunLoader) | |
280 | { | |
281 | fRunLoader->GetEvent(fCurrentEvent); | |
282 | stack = fRunLoader->Stack(); | |
283 | } | |
284 | ||
285 | const AliESDVertex* vertex = esd->GetVertex(); | |
286 | if (vertex == 0x0) | |
287 | { | |
288 | Info("ReadESD","ESD returned NULL pointer to vertex - assuming (0.0,0.0,0.0)"); | |
289 | vertexpos[0] = 0.0; | |
290 | vertexpos[1] = 0.0; | |
291 | vertexpos[2] = 0.0; | |
292 | } | |
293 | else | |
294 | { | |
295 | vertex->GetXYZ(vertexpos); | |
296 | } | |
297 | ||
afa8b37b | 298 | if (AliVAODParticle::GetDebug() > 0) |
a5556ea5 | 299 | { |
300 | Info("ReadESD","Primary Vertex is (%f,%f,%f)",vertexpos[0],vertexpos[1],vertexpos[2]); | |
301 | } | |
302 | ||
303 | Info("ReadESD","Reading Event %d",fCurrentEvent); | |
304 | ||
305 | Int_t ntr = esd->GetNumberOfTracks(); | |
306 | Info("ReadESD","Found %d tracks.",ntr); | |
307 | for (Int_t i = 0;i<ntr; i++) | |
308 | { | |
309 | AliESDtrack *esdtrack = esd->GetTrack(i); | |
310 | if (esdtrack == 0x0) | |
311 | { | |
312 | Error("Next","Can not get track %d", i); | |
313 | continue; | |
314 | } | |
315 | ||
316 | //if (esdtrack->HasVertexParameters() == kFALSE) | |
317 | if ((esdtrack->GetStatus() & AliESDtrack::kITSrefit) == kFALSE) | |
318 | { | |
afa8b37b | 319 | if (AliVAODParticle::GetDebug() > 2) |
a5556ea5 | 320 | Info("ReadNext","Particle skipped: Data at vertex not available."); |
321 | continue; | |
322 | } | |
323 | ||
7814b246 | 324 | if (fMustTPC) |
325 | { | |
326 | if ((esdtrack->GetStatus() & AliESDtrack::kTPCin) == kFALSE) | |
327 | { | |
328 | if (AliVAODParticle::GetDebug() > 2) | |
329 | Info("ReadNext","Particle skipped: Was not reconstructed in TPC."); | |
330 | continue; | |
331 | } | |
332 | } | |
333 | ||
a5556ea5 | 334 | if ((esdtrack->GetStatus() & AliESDtrack::kESDpid) == kFALSE) |
335 | { | |
afa8b37b | 336 | if (AliVAODParticle::GetDebug() > 2) |
a5556ea5 | 337 | Info("ReadNext","Particle skipped: PID BIT is not set."); |
338 | continue; | |
339 | } | |
340 | ||
341 | ||
342 | Double_t extx; | |
343 | Double_t extp[5]; | |
344 | esdtrack->GetConstrainedExternalParameters(extx,extp); | |
345 | if (extp[4] == 0.0) | |
346 | { | |
afa8b37b | 347 | if (AliVAODParticle::GetDebug() > 2) |
a5556ea5 | 348 | Info("ReadNext","Track has 0 contrianed curvature -> Probobly parameters never updated. Skipping."); |
349 | continue; | |
350 | } | |
351 | esdtrack->GetESDpid(pidtable); | |
352 | esdtrack->GetConstrainedPxPyPz(mom); | |
353 | esdtrack->GetConstrainedXYZ(pos); | |
354 | pos[0] -= vertexpos[0];//we are interested only in relative position to Primary vertex at this point | |
355 | pos[1] -= vertexpos[1]; | |
356 | pos[2] -= vertexpos[2]; | |
357 | ||
358 | Int_t charge = (extp[4] > 0)?1:-1;//if curvature=charg/Pt is positive charge is positive | |
359 | ||
360 | //Particle from kinematics | |
afa8b37b | 361 | AliAODParticle* particle = 0; |
a5556ea5 | 362 | Bool_t keeppart = kFALSE; |
363 | if ( fReadSim && stack ) | |
364 | { | |
365 | if (esdtrack->GetLabel() < 0) continue;//this is fake - we are not able to match any track | |
366 | TParticle *p = stack->Particle(esdtrack->GetLabel()); | |
367 | if (p==0x0) | |
368 | { | |
369 | Error("ReadNext","Can not find track with such label."); | |
370 | continue; | |
371 | } | |
7814b246 | 372 | |
373 | if (fCheckParticlePID) | |
a5556ea5 | 374 | { |
7814b246 | 375 | if(Pass(p->GetPdgCode())) |
376 | { | |
377 | if ( AliVAODParticle::GetDebug() > 5 ) | |
378 | Info("ReadNext","Simulated Particle PID (%d) did not pass the cut.",p->GetPdgCode()); | |
379 | continue; //check if we are intersted with particles of this type | |
380 | } | |
381 | } | |
a5556ea5 | 382 | // if(p->GetPdgCode()<0) charge = -1; |
afa8b37b | 383 | particle = new AliAODParticle(*p,i); |
a5556ea5 | 384 | |
385 | } | |
386 | ||
387 | if(CheckTrack(esdtrack)) continue; | |
388 | ||
389 | //Here we apply Bayes' formula | |
390 | Double_t rc=0.; | |
391 | for (Int_t s=0; s<AliESDtrack::kSPECIES; s++) rc+=concentr[s]*pidtable[s]; | |
392 | if (rc==0.0) | |
393 | { | |
afa8b37b | 394 | if (AliVAODParticle::GetDebug() > 2) |
a5556ea5 | 395 | Info("ReadNext","Particle rejected since total bayessian PID probab. is zero."); |
396 | continue; | |
397 | } | |
398 | ||
399 | for (Int_t s=0; s<AliESDtrack::kSPECIES; s++) w[s]=concentr[s]*pidtable[s]/rc; | |
400 | ||
afa8b37b | 401 | if (AliVAODParticle::GetDebug() > 4) |
a5556ea5 | 402 | { |
403 | Info("ReadNext","###########################################################################"); | |
404 | Info("ReadNext","Momentum: %f %f %f",mom[0],mom[1],mom[2]); | |
405 | Info("ReadNext","Position: %f %f %f",pos[0],pos[1],pos[2]); | |
406 | TString msg("Pid list got from track:"); | |
407 | for (Int_t s = 0;s<kNSpecies;s++) | |
408 | { | |
409 | msg+="\n "; | |
410 | msg+=s; | |
411 | msg+="("; | |
412 | msg+=charge*GetSpeciesPdgCode((ESpecies)s); | |
413 | msg+="): "; | |
414 | msg+=w[s]; | |
415 | msg+=" ("; | |
416 | msg+=pidtable[s]; | |
417 | msg+=")"; | |
418 | } | |
419 | Info("ReadNext","%s",msg.Data()); | |
afa8b37b | 420 | }//if (AliVAODParticle::GetDebug()>4) |
a5556ea5 | 421 | |
422 | AliTrackPoints* tpts = 0x0; | |
423 | if (fNTrackPoints > 0) | |
424 | { | |
425 | tpts = new AliTrackPoints(fNTrackPoints,esdtrack,mf,fdR); | |
0d8a4589 | 426 | // tpts->Move(-vertexpos[0],-vertexpos[1],-vertexpos[2]); |
7814b246 | 427 | } |
428 | ||
429 | AliTrackPoints* itstpts = 0x0; | |
430 | if (fITSTrackPoints) | |
431 | { | |
432 | itstpts = new AliTrackPoints(AliTrackPoints::kITS,esdtrack); | |
0d8a4589 | 433 | // itstpts->Move(-vertexpos[0],-vertexpos[1],-vertexpos[2]); |
a5556ea5 | 434 | } |
435 | ||
436 | AliClusterMap* cmap = 0x0; | |
437 | if ( fClusterMap ) | |
438 | { | |
439 | cmap = new AliClusterMap(esdtrack); | |
440 | } | |
441 | ||
442 | //If this flag fReadMostProbableOnly is false the | |
443 | //loop over species (see "LOOPPIDS") is over all possible PIDs | |
444 | //in other case the most probablle PID is searched | |
445 | //and the loop is limited to that PID only | |
446 | ||
447 | Int_t firstspecie = 0; | |
448 | Int_t lastspecie = kNSpecies; | |
449 | ||
450 | if (fReadMostProbableOnly) | |
451 | { | |
452 | //find the most probable PID | |
453 | Int_t spec = 0; | |
454 | Float_t maxprob = w[0]; | |
455 | for (Int_t s=1; s<AliESDtrack::kSPECIES; s++) | |
456 | { | |
457 | if (w[s]>maxprob) | |
458 | { | |
459 | maxprob = w[s]; | |
460 | spec = s; | |
461 | } | |
462 | } | |
463 | firstspecie = spec; | |
464 | lastspecie = spec + 1; | |
465 | } | |
466 | ||
467 | for (Int_t s = firstspecie; s<lastspecie; s++)//LOOPPIDS | |
468 | { | |
469 | Int_t pdgcode = charge*GetSpeciesPdgCode((ESpecies)s); | |
470 | Float_t pp = w[s]; | |
471 | if (pp == 0.0) | |
472 | { | |
afa8b37b | 473 | if ( AliVAODParticle::GetDebug() > 5 ) |
a5556ea5 | 474 | Info("ReadNext","Probability of being PID %d is zero. Continuing.",pdgcode); |
475 | continue; | |
476 | } | |
477 | ||
478 | if(Pass(pdgcode)) | |
479 | { | |
afa8b37b | 480 | if ( AliVAODParticle::GetDebug() > 5 ) |
a5556ea5 | 481 | Info("ReadNext","PID (%d) did not pass the cut.",pdgcode); |
482 | continue; //check if we are intersted with particles of this type | |
483 | } | |
484 | ||
485 | Double_t mass = pdgdb->GetParticle(pdgcode)->Mass(); | |
486 | Double_t tEtot = TMath::Sqrt( mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2] + mass*mass);//total energy of the track | |
487 | ||
afa8b37b | 488 | AliAODParticle* track = new AliAODParticle(pdgcode, w[s],i, |
a5556ea5 | 489 | mom[0], mom[1], mom[2], tEtot, |
490 | pos[0], pos[1], pos[2], 0.); | |
491 | //copy probabilitis of other species (if not zero) | |
492 | for (Int_t k = 0; k<kNSpecies; k++) | |
493 | { | |
494 | if (k == s) continue; | |
495 | if (w[k] == 0.0) continue; | |
496 | track->SetPIDprobability(charge*GetSpeciesPdgCode( (ESpecies)k ),w[k]); | |
497 | } | |
498 | ||
499 | if(Pass(track))//check if meets all criteria of any of our cuts | |
500 | //if it does not delete it and take next good track | |
501 | { | |
afa8b37b | 502 | if ( AliVAODParticle::GetDebug() > 4 ) |
a5556ea5 | 503 | Info("ReadNext","Track did not pass the cut"); |
504 | delete track; | |
505 | continue; | |
506 | } | |
507 | ||
508 | //Single Particle cuts on cluster map and track points rather do not have sense | |
509 | if (tpts) | |
510 | { | |
78d7c6d3 | 511 | track->SetTPCTrackPoints(tpts); |
a5556ea5 | 512 | } |
7814b246 | 513 | |
514 | if (itstpts) | |
515 | { | |
516 | track->SetITSTrackPoints(itstpts); | |
517 | } | |
a5556ea5 | 518 | |
519 | if (cmap) | |
520 | { | |
521 | track->SetClusterMap(cmap); | |
522 | } | |
523 | ||
524 | fEventRec->AddParticle(track); | |
525 | if (particle) fEventSim->AddParticle(particle); | |
526 | keeppart = kTRUE; | |
527 | ||
afa8b37b | 528 | if (AliVAODParticle::GetDebug() > 4 ) |
a5556ea5 | 529 | { |
530 | Info("ReadNext","\n\nAdding Particle with incarnation %d",pdgcode); | |
531 | track->Print(); | |
532 | if (particle) particle->Print(); | |
533 | Info("ReadNext","\n----------------------------------------------\n"); | |
534 | } | |
535 | }//for (Int_t s = 0; s<kNSpecies; s++) | |
536 | ||
537 | if (keeppart == kFALSE) | |
538 | { | |
539 | delete particle;//particle was not stored in event | |
540 | delete tpts; | |
7814b246 | 541 | delete itstpts; |
a5556ea5 | 542 | delete cmap; |
543 | } | |
7814b246 | 544 | else |
545 | { | |
546 | if (particle->P() < 0.00001) | |
547 | { | |
548 | Info("ReadNext","###################################"); | |
549 | Info("ReadNext","###################################"); | |
550 | Info("ReadNext","Track Label %d",esdtrack->GetLabel()); | |
551 | TParticle *p = stack->Particle(esdtrack->GetLabel()); | |
552 | Info("ReadNext",""); | |
553 | p->Print(); | |
554 | Info("ReadNext",""); | |
555 | particle->Print(); | |
556 | } | |
557 | } | |
a5556ea5 | 558 | |
559 | }//for (Int_t i = 0;i<ntr; i++) -- loop over tracks | |
560 | ||
561 | Info("ReadNext","Read %d tracks and %d particles from event %d (event %d in dir %d).", | |
562 | fEventRec->GetNumberOfParticles(), fEventSim->GetNumberOfParticles(), | |
563 | fNEventsRead,fCurrentEvent,fCurrentDir); | |
564 | fTrackCounter->Fill(fEventRec->GetNumberOfParticles()); | |
0d8a4589 | 565 | |
566 | /******************************************************/ | |
567 | /****** Setting glevet properties *************/ | |
568 | /******************************************************/ | |
569 | ||
570 | if (fEventRec->GetNumberOfParticles() > 0) | |
571 | { | |
572 | fEventRec->SetPrimaryVertex(vertexpos[0],vertexpos[1],vertexpos[2]); | |
573 | } | |
a5556ea5 | 574 | return 0; |
575 | } | |
576 | ||
577 | /**********************************************************/ | |
578 | ||
579 | void AliReaderESD::Rewind() | |
580 | { | |
581 | //rewinds reading | |
582 | delete fKeyIterator; | |
583 | delete fFile; | |
584 | fFile = 0x0; | |
585 | fKeyIterator = 0x0; | |
586 | delete fRunLoader; | |
587 | fRunLoader = 0x0; | |
588 | fCurrentDir = 0; | |
589 | fNEventsRead = 0; | |
590 | if (fTrackCounter) fTrackCounter->Reset(); | |
591 | } | |
592 | /**********************************************************/ | |
593 | ||
594 | TFile* AliReaderESD::OpenFile(Int_t n) | |
595 | { | |
596 | //opens fFile with kine tree | |
597 | ||
598 | const TString& dirname = GetDirName(n); | |
599 | if (dirname == "") | |
600 | { | |
601 | Error("OpenFiles","Can not get directory name"); | |
602 | return 0x0; | |
603 | } | |
604 | TString filename = dirname +"/"+ fESDFileName; | |
605 | TFile *ret = TFile::Open(filename.Data()); | |
606 | ||
607 | if ( ret == 0x0) | |
608 | { | |
609 | Error("OpenFiles","Can't open fFile %s",filename.Data()); | |
610 | return 0x0; | |
611 | } | |
612 | if (!ret->IsOpen()) | |
613 | { | |
614 | Error("OpenFiles","Can't open fFile %s",filename.Data()); | |
615 | return 0x0; | |
616 | } | |
617 | ||
618 | if (fReadSim ) | |
619 | { | |
620 | fRunLoader = AliRunLoader::Open(dirname +"/"+ fGAlFileName); | |
621 | if (fRunLoader == 0x0) | |
622 | { | |
623 | Error("OpenFiles","Can't get RunLoader for directory %s",dirname.Data()); | |
624 | delete ret; | |
625 | return 0x0; | |
626 | } | |
627 | ||
628 | fRunLoader->LoadHeader(); | |
629 | if (fRunLoader->LoadKinematics()) | |
630 | { | |
631 | Error("Next","Error occured while loading kinematics."); | |
632 | delete fRunLoader; | |
633 | delete ret; | |
634 | return 0x0; | |
635 | } | |
636 | } | |
637 | ||
638 | return ret; | |
639 | } | |
640 | /**********************************************************/ | |
641 | ||
642 | Int_t AliReaderESD::GetSpeciesPdgCode(ESpecies spec)//skowron | |
643 | { | |
644 | //returns pdg code from the PID index | |
645 | //ask jura about charge | |
646 | switch (spec) | |
647 | { | |
648 | case kESDElectron: | |
649 | return kPositron; | |
650 | break; | |
651 | case kESDMuon: | |
652 | return kMuonPlus; | |
653 | break; | |
654 | case kESDPion: | |
655 | return kPiPlus; | |
656 | break; | |
657 | case kESDKaon: | |
658 | return kKPlus; | |
659 | break; | |
660 | case kESDProton: | |
661 | return kProton; | |
662 | break; | |
663 | default: | |
664 | ::Warning("GetSpeciesPdgCode","Specie with number %d is not defined.",(Int_t)spec); | |
665 | break; | |
666 | } | |
667 | return 0; | |
668 | } | |
669 | /********************************************************************/ | |
670 | Bool_t AliReaderESD::CheckTrack(AliESDtrack* t) const | |
671 | { | |
672 | //Performs check of the track | |
673 | ||
674 | if ( (t->GetConstrainedChi2() < fChi2Min) || (t->GetConstrainedChi2() > fChi2Max) ) return kTRUE; | |
675 | ||
676 | if ( (t->GetTPCclusters(0x0) < fNTPCClustMin) || (t->GetTPCclusters(0x0) > fNTPCClustMax) ) return kTRUE; | |
677 | ||
678 | if (t->GetTPCclusters(0x0) > 0) | |
679 | { | |
680 | Float_t chisqpercl = t->GetTPCchi2()/((Double_t)t->GetTPCclusters(0x0)); | |
681 | if ( (chisqpercl < fTPCChi2PerClustMin) || (chisqpercl > fTPCChi2PerClustMax) ) return kTRUE; | |
682 | } | |
683 | ||
684 | Double_t cc[15]; | |
685 | t->GetConstrainedExternalCovariance(cc); | |
686 | ||
687 | if ( (cc[0] < fC00Min) || (cc[0] > fC00Max) ) return kTRUE; | |
688 | if ( (cc[2] < fC11Min) || (cc[2] > fC11Max) ) return kTRUE; | |
689 | if ( (cc[5] < fC22Min) || (cc[5] > fC22Max) ) return kTRUE; | |
690 | if ( (cc[9] < fC33Min) || (cc[9] > fC33Max) ) return kTRUE; | |
691 | if ( (cc[14] < fC44Min) || (cc[14] > fC44Max) ) return kTRUE; | |
692 | ||
693 | ||
694 | t->GetInnerExternalCovariance(cc); | |
695 | ||
696 | if ( (cc[0] < fTPCC00Min) || (cc[0] > fTPCC00Max) ) return kTRUE; | |
697 | if ( (cc[2] < fTPCC11Min) || (cc[2] > fTPCC11Max) ) return kTRUE; | |
698 | if ( (cc[5] < fTPCC22Min) || (cc[5] > fTPCC22Max) ) return kTRUE; | |
699 | if ( (cc[9] < fTPCC33Min) || (cc[9] > fTPCC33Max) ) return kTRUE; | |
700 | if ( (cc[14] < fTPCC44Min) || (cc[14] > fTPCC44Max) ) return kTRUE; | |
701 | ||
702 | return kFALSE; | |
703 | ||
704 | } | |
705 | /********************************************************************/ | |
706 | ||
707 | void AliReaderESD::SetChi2Range(Float_t min, Float_t max) | |
708 | { | |
709 | //sets range of Chi2 per Cluster | |
710 | fChi2Min = min; | |
711 | fChi2Max = max; | |
712 | } | |
713 | /********************************************************************/ | |
714 | ||
715 | void AliReaderESD::SetTPCNClustersRange(Int_t min,Int_t max) | |
716 | { | |
717 | //sets range of Number Of Clusters that tracks have to have | |
718 | fNTPCClustMin = min; | |
719 | fNTPCClustMax = max; | |
720 | } | |
721 | /********************************************************************/ | |
722 | ||
723 | void AliReaderESD::SetTPCChi2PerCluserRange(Float_t min, Float_t max) | |
724 | { | |
725 | //sets range of Chi2 per Cluster | |
726 | fTPCChi2PerClustMin = min; | |
727 | fTPCChi2PerClustMax = max; | |
728 | } | |
729 | /********************************************************************/ | |
730 | ||
731 | void AliReaderESD::SetC00Range(Float_t min, Float_t max) | |
732 | { | |
733 | //Sets range of C00 parameter of covariance matrix of the track | |
734 | //it defines uncertainty of the momentum | |
735 | fC00Min = min; | |
736 | fC00Max = max; | |
737 | } | |
738 | /********************************************************************/ | |
739 | ||
740 | void AliReaderESD::SetC11Range(Float_t min, Float_t max) | |
741 | { | |
742 | //Sets range of C11 parameter of covariance matrix of the track | |
743 | //it defines uncertainty of the momentum | |
744 | fC11Min = min; | |
745 | fC11Max = max; | |
746 | } | |
747 | /********************************************************************/ | |
748 | ||
749 | void AliReaderESD::SetC22Range(Float_t min, Float_t max) | |
750 | { | |
751 | //Sets range of C22 parameter of covariance matrix of the track | |
752 | //it defines uncertainty of the momentum | |
753 | fC22Min = min; | |
754 | fC22Max = max; | |
755 | } | |
756 | /********************************************************************/ | |
757 | ||
758 | void AliReaderESD::SetC33Range(Float_t min, Float_t max) | |
759 | { | |
760 | //Sets range of C33 parameter of covariance matrix of the track | |
761 | //it defines uncertainty of the momentum | |
762 | fC33Min = min; | |
763 | fC33Max = max; | |
764 | } | |
765 | /********************************************************************/ | |
766 | ||
767 | void AliReaderESD::SetC44Range(Float_t min, Float_t max) | |
768 | { | |
769 | //Sets range of C44 parameter of covariance matrix of the track | |
770 | //it defines uncertainty of the momentum | |
771 | fC44Min = min; | |
772 | fC44Max = max; | |
773 | } |