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4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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14 **************************************************************************/
16 //_________________________________________________________________________
17 // Base class for CaloTrackCorr analysis algorithms
18 //-- Author: Gustavo Conesa (LNF-INFN, LPSC-Grenoble)
21 //_________________________________________________________________________
24 // --- ROOT system ---
25 #include <TClonesArray.h>
26 //#include <Riostream.h>
28 //---- AliRoot system ----
29 #include "AliAnaCaloTrackCorrBaseClass.h"
30 #include "AliCaloTrackReader.h"
31 #include "AliCalorimeterUtils.h"
32 #include "AliCaloPID.h"
33 #include "AliFiducialCut.h"
34 #include "AliIsolationCut.h"
35 #include "AliMCAnalysisUtils.h"
36 #include "AliNeutralMesonSelection.h"
37 #include "AliVCaloCells.h"
38 #include "AliAODEvent.h"
39 #include "AliAODHandler.h"
40 #include "AliAnalysisManager.h"
41 #include "AliAODPWG4Particle.h"
43 ClassImp(AliAnaCaloTrackCorrBaseClass)
46 //__________________________________________________________
47 AliAnaCaloTrackCorrBaseClass::AliAnaCaloTrackCorrBaseClass() :
49 fDataMC(0), fDebug(0), fCheckFidCut(0),
50 fCheckCaloPID(0), fRecalculateCaloPID(0),
51 fMinPt(0), fMaxPt(0), fPairTimeCut(200),
52 fMultiBin(0), fNZvertBin(0),
53 fNrpBin(0), fNCentrBin(0),
54 fNmaxMixEv(0), fDoOwnMix(0),
56 fMaxMulti(0), fMinMulti(0),
57 fUseSelectEvent(kFALSE), fMakePlots(kFALSE),
58 fInputAODBranch(0x0), fInputAODName(""),
59 fOutputAODBranch(0x0), fNewAOD(kFALSE),
60 fOutputAODName(""), fOutputAODClassName(""),
61 fAODObjArrayName(""), fAddToHistogramsName(""),
62 fCaloPID(0x0), fCaloUtils(0x0),
63 fFidCut(0x0), fHisto(0x0),
64 fIC(0x0), fMCUtils(0x0),
65 fNMS(0x0), fReader(0x0)
69 //Initialize parameters
73 //___________________________________________________________
74 AliAnaCaloTrackCorrBaseClass::~AliAnaCaloTrackCorrBaseClass()
76 // Remove all pointers except analysis output pointers.
78 //delete fCaloUtils ; //Already deleted in maker
79 //delete fReader ; //Already deleted in maker
89 //______________________________________________________________________
90 void AliAnaCaloTrackCorrBaseClass::AddAODParticle(AliAODPWG4Particle pc)
92 //Put AOD calo cluster in the AODParticleCorrelation array
96 Int_t i = fOutputAODBranch->GetEntriesFast();
97 //new((*fOutputAODBranch)[i]) AliAODPWG4Particle(pc);
98 if(strcmp(fOutputAODBranch->GetClass()->GetName(),"AliAODPWG4Particle")==0)
99 new((*fOutputAODBranch)[i]) AliAODPWG4Particle(pc);
100 else if(strcmp(fOutputAODBranch->GetClass()->GetName(),"AliAODPWG4ParticleCorrelation")==0)
101 new((*fOutputAODBranch)[i]) AliAODPWG4ParticleCorrelation(pc);
103 printf("AliAnaCaloTrackCorrBaseClass::AddAODParticle() - Cannot add an object of type < %s >, to the AOD TClonesArray \n",
104 fOutputAODBranch->GetClass()->GetName());
109 printf(" AliAnaCaloTrackCorrBaseClass::AddAODParticle() - No AOD branch available!!!\n");
115 //__________________________________________________________________________________________
116 Int_t AliAnaCaloTrackCorrBaseClass::CheckMixedEventVertex(Int_t caloLabel, Int_t trackLabel)
118 // Check vertex in mixed events
120 if (!GetMixedEvent()) return 1; // Not mixed event continue normal processing
126 evt = GetMixedEvent()->EventIndexForCaloCluster(caloLabel) ;
128 else if(trackLabel >= 0 )
130 evt = GetMixedEvent()->EventIndex(trackLabel) ;
133 return 0; // go to next entry in the particle list
136 return 0 ; // to content coverity
138 if (TMath::Abs(GetVertex(evt)[2]) > GetZvertexCut()) return -1; // Vertex out of range process next event
140 return 1 ; // continue processing normally
144 //________________________________________________________________
145 void AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches()
147 //Recover ouput and input AOD pointers for each event in the maker
150 if(fDebug > 3) printf("AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Connect Input with name: <%s>; Connect output with name <%s>\n",fInputAODName.Data(),fOutputAODName.Data());
152 //Get the AOD handler, if output AOD is created use it, if not get the branches from the input which should be deltaAODs
153 AliAODHandler* aodHandler = 0x0;
154 Bool_t outAOD = kFALSE;
155 if((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()) outAOD = kTRUE;
156 if(outAOD) aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
157 else aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
159 if(!GetReader()->WriteDeltaAODToFile())
161 fOutputAODBranch = (TClonesArray *) (fReader->GetAODBranchList())->FindObject(fOutputAODName);
162 fInputAODBranch = (TClonesArray *) (fReader->GetAODBranchList())->FindObject(fInputAODName);
164 else if (aodHandler->GetExtensions()) {
166 AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject(GetReader()->GetDeltaAODFileName());
168 AliAODEvent *aodEvent = ext->GetAOD();
169 if(fNewAOD)fOutputAODBranch = (TClonesArray*) aodEvent->FindListObject(fOutputAODName);
170 fInputAODBranch = (TClonesArray*) aodEvent->FindListObject(fInputAODName);
171 if(!fOutputAODBranch && fNewAOD) fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
172 if(!fInputAODBranch) fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
174 else{//If no Delta AODs, kept in standard branch, to revise.
175 if(fNewAOD && fReader->GetOutputEvent()) {
176 fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
177 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
180 fInputAODBranch = (TClonesArray *) fReader->GetInputEvent()->FindListObject(fInputAODName);
181 if(!fInputAODBranch && fReader->GetOutputEvent() )
182 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);//Try the output event.
186 else{ //If no Delta AODs, kept in standard branch
187 if(fNewAOD && fReader->GetOutputEvent()) {
188 fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
189 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
192 fInputAODBranch = (TClonesArray *) fReader->GetInputEvent()->FindListObject(fInputAODName);
193 if(!fInputAODBranch && fReader->GetOutputEvent())
194 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);//Try the output event.
199 if(fNewAOD && !fOutputAODBranch)
200 printf(" AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Output Branch <%s>, not found!\n",fOutputAODName.Data());
201 if(!fNewAOD && !fInputAODBranch)
202 printf(" AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Input Branch <%s>, not found!\n",fInputAODName.Data());
206 //_____________________________________________________________________________________
207 AliVCluster * AliAnaCaloTrackCorrBaseClass::FindCluster(TObjArray* clusters, Int_t id,
208 Int_t & iclus, Int_t first)
210 // Given the cluster ID stored in AliAODPWG4Particle, get the originator cluster and its index in the array
212 if(!clusters) return 0x0;
214 for(iclus = first; iclus < clusters->GetEntriesFast(); iclus++){
215 AliVCluster *cluster= dynamic_cast<AliVCluster*> (clusters->At(iclus));
217 if (cluster->GetID()==id) {
221 }// calorimeter clusters loop
227 //______________________________________________________________________________
228 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODBranch(TString aodName) const
230 //Recover ouput and input AOD pointers for each event in the maker
233 if(fDebug > 3) printf("AliAnaCaloTrackCorrBaseClass::GetAODBranch() - Get Input Branch with name: <%s>; \n",aodName.Data());
235 //Get the AOD handler, if output AOD is created use it, if not get the branches from the input which should be deltaAODs
236 AliAODHandler* aodHandler = 0x0;
237 Bool_t outAOD = kFALSE;
238 if((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()) outAOD = kTRUE;
239 if(outAOD) aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
240 else aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
242 if(!GetReader()->WriteDeltaAODToFile())
244 return (TClonesArray *) (fReader->GetAODBranchList())->FindObject(aodName);
246 else if (aodHandler->GetExtensions())
248 AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject(GetReader()->GetDeltaAODFileName());
250 AliAODEvent *aodEvent = ext->GetAOD();
251 TClonesArray * aodbranch = (TClonesArray*) aodEvent->FindListObject(aodName);
252 if(aodbranch) return aodbranch;
254 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
255 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
258 else{//If no Delta AODs, kept in standard branch, to revise.
259 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
260 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
263 else{ //If no Delta AODs, kept in standard branch, to revise.
264 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
265 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
270 //_____________________________________________________________
271 TObjArray * AliAnaCaloTrackCorrBaseClass::GetCTSTracks() const
273 //Get list of referenced tracks from reader
275 return fReader->GetCTSTracks();
279 //________________________________________________________________
280 TObjArray * AliAnaCaloTrackCorrBaseClass::GetPHOSClusters() const
282 //Get list of PHOS reference caloclusters from reader
284 return fReader->GetPHOSClusters();
288 //_________________________________________________________________
289 TObjArray * AliAnaCaloTrackCorrBaseClass::GetEMCALClusters() const
291 //Get list of emcal referenced caloclusters from reader
293 return fReader->GetEMCALClusters();
297 //______________________________________________________________________
298 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODCaloClusters() const
300 //Get list of all caloclusters in AOD output file
302 return fReader->GetOutputEvent()->GetCaloClusters();
306 //________________________________________________________________
307 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODTracks() const
309 //Get list of all tracks in AOD output file
311 return fReader->GetOutputEvent()->GetTracks();
315 //____________________________________________________________
316 TString AliAnaCaloTrackCorrBaseClass::GetBaseParametersList()
318 //Put data member values in string to keep in output container
320 TString parList ; //this will be list of parameters used for this analysis.
321 const Int_t buffersize = 255;
322 char onePar[buffersize] ;
323 snprintf(onePar,buffersize,"--- AliAnaCaloTrackCorrBaseClass ---\n") ;
325 snprintf(onePar,buffersize,"Minimal P_t: %2.2f ; Max\n", fMinPt) ;
327 snprintf(onePar,buffersize,"Minimal P_t: %2.2f ; Max\n", fMaxPt) ;
329 snprintf(onePar,buffersize,"|t_{1}-t_{2}| < %2.2f ; Max\n", fPairTimeCut) ;
331 snprintf(onePar,buffersize,"fDataMC =%d (Check MC information, on/off) \n",fDataMC) ;
333 snprintf(onePar,buffersize,"fCheckFidCut=%d (Check Fiducial cut selection on/off) \n",fCheckFidCut) ;
335 snprintf(onePar,buffersize,"fCheckCaloPID =%d (Use Bayesian PID in calorimetes, on/off) \n",fCheckCaloPID) ;
337 snprintf(onePar,buffersize,"fRecalculateCaloPID =%d (Calculate PID from shower/tof/tracking parameters, on/off) \n",fRecalculateCaloPID) ;
339 snprintf(onePar,buffersize,"fInputAODName =%s Input AOD name \n",fInputAODName.Data()) ;
342 snprintf(onePar,buffersize,"fOutputAODName =%s Output AOD name \n",fOutputAODName.Data()) ;
344 snprintf(onePar,buffersize,"fOutputAODClassName =%s Output AOD class name \n",fOutputAODClassName.Data()) ;
347 snprintf(onePar,buffersize,"fAODObjArrayName =%s Reference arrays in AOD name \n",fAODObjArrayName.Data()) ;
349 snprintf(onePar,buffersize,"fAddToHistogramsName =%s String added to beginning of histograms name \n",fAddToHistogramsName.Data()) ;
356 //_____________________________________________________________________
357 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetCreateOutputAODBranch()
359 //Create AOD branch filled in the analysis
361 printf("Create AOD branch of %s objects and with name < %s >\n",
362 fOutputAODClassName.Data(),fOutputAODName.Data()) ;
364 TClonesArray * aodBranch = new TClonesArray(fOutputAODClassName, 0);
365 aodBranch->SetName(fOutputAODName);
370 //________________________________________________________
371 Int_t AliAnaCaloTrackCorrBaseClass::GetEventNumber() const
373 //Get current event number
375 return fReader->GetEventNumber() ;
380 //__________________________________________________________
381 AliStack * AliAnaCaloTrackCorrBaseClass::GetMCStack() const
383 //Get stack pointer from reader
385 return fReader->GetStack();
388 //____________________________________________________________
389 AliHeader * AliAnaCaloTrackCorrBaseClass::GetMCHeader() const
391 //Get header pointer from reader
393 return fReader->GetHeader();
397 //____________________________________________________________________________
398 AliGenEventHeader * AliAnaCaloTrackCorrBaseClass::GetMCGenEventHeader() const
400 //Get GenEventHeader pointer from reader
402 return fReader->GetGenEventHeader();
407 //________________________________________________________________
408 Int_t AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() const
410 // Define the centrality bin for mixing
411 // In pp collisions analysis hardcoded track multiplicities
413 Int_t curCentrBin = 0;
415 if(fUseTrackMultBins) // pp collisions
416 { // Track multiplicity bins
417 //curCentrBin = (GetTrackMultiplicity()-1)/5;
418 //if(curCentrBin > GetNCentrBin()-1) curCentrBin=GetNCentrBin()-1;
419 Int_t trackMult = GetReader()->GetTrackMultiplicity();
422 else if(trackMult<=10)
424 else if(trackMult<=15)
426 else if(trackMult<=20)
428 else if(trackMult<=30)
430 else if(trackMult<=40)
432 else if(trackMult<=55)
434 else if(trackMult<=70)
438 else // Set centrality based on centrality task, PbPb collisions
440 Float_t minCent = GetReader()->GetCentralityBin(0);
441 Float_t maxCent = GetReader()->GetCentralityBin(1);
443 if((minCent< 0 && maxCent< 0) || minCent>=maxCent)
445 curCentrBin = GetEventCentrality() * GetNCentrBin() / GetReader()->GetCentralityOpt();
446 if(curCentrBin==GetNCentrBin())
448 curCentrBin = GetNCentrBin()-1;
449 printf("AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() - Centrality = %d, put it in last bin \n",GetEventCentrality());
454 curCentrBin = (Int_t)((GetEventCentrality()-minCent) * GetNCentrBin() / (maxCent-minCent));
455 if(curCentrBin==GetNCentrBin()) curCentrBin = GetNCentrBin()-1;
459 printf("AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() - %d, centrality %d, n bins %d, max bin from centrality %d\n",
460 curCentrBin, GetEventCentrality(), GetNCentrBin(), GetReader()->GetCentralityOpt());
467 //_______________________________________________________
468 Int_t AliAnaCaloTrackCorrBaseClass::GetEventRPBin() const
474 if(GetNRPBin() > 1 && GetEventPlane())
476 Float_t epAngle = GetEventPlaneAngle();//->GetEventplane(GetEventPlaneMethod(),fReader->GetInputEvent());
478 if(epAngle < 0 || epAngle >TMath::Pi())
480 printf("AliAnaCaloTrackCorrBaseClass::GetEventRPBin() - Wrong event plane angle : %f \n",epAngle);
484 curRPBin = TMath::Nint(epAngle*(GetNRPBin()-1)/TMath::Pi());
485 if(curRPBin >= GetNRPBin()) printf("RP Bin %d out of range %d\n",curRPBin,GetNRPBin());
488 printf("AliAnaCaloTrackCorrBaseClass::GetEventRPBin() - %d, bin float %f, angle %f, n bins %d\n",
489 curRPBin,epAngle*(GetNRPBin()-1)/TMath::Pi(),epAngle,GetNRPBin());
496 //_______________________________________________________
497 Int_t AliAnaCaloTrackCorrBaseClass::GetEventVzBin() const
499 // Return Vz bin, divide vertex in GetNZvertBin() bins,
500 // depending on the vertex cut
502 Double_t v[3] = {0,0,0}; //vertex
503 GetReader()->GetVertex(v);
505 Int_t curZvertBin = (Int_t)(0.5*GetNZvertBin()*(v[2]+GetZvertexCut())/GetZvertexCut());
508 printf("AliAnaCaloTrackCorrBaseClass::GetEventVzBin() - %d, vz %2.2f, n bins %d \n",
509 curZvertBin, v[2], GetNZvertBin());
514 //________________________________________________________________________________________
515 Int_t AliAnaCaloTrackCorrBaseClass::GetEventMixBin(Int_t iCen, Int_t iVz, Int_t iRP) const
517 // Event mixing bin, combination of vz, centrality and reaction plane bins
519 if(iCen<0 || iVz < 0 || iRP < 0)
522 return iCen*GetNZvertBin()*GetNRPBin()+iVz*GetNRPBin()+iRP;
525 //________________________________________________________
526 Int_t AliAnaCaloTrackCorrBaseClass::GetEventMixBin() const
528 // Event mixing bin, combination of vz, centrality and reaction plane bins
531 Int_t iVz = GetEventVzBin();
533 // centrality (PbPb) or tracks multiplicity (pp) bin
534 Int_t iCen = GetEventCentralityBin();
536 // reaction plane bin (PbPb)
537 Int_t iRP = GetEventRPBin();
539 Int_t eventBin = GetEventMixBin(iCen, iVz, iRP);
542 printf("AliAnaCaloTrackCorrBaseClass::GetEventMixBin() - Bins : cent %d, vz %d, RP %d, event %d/%d\n",
543 iCen,iVz, iRP, eventBin, GetNZvertBin()*GetNRPBin()*GetNCentrBin());
549 //_________________________________________________
550 void AliAnaCaloTrackCorrBaseClass::InitParameters()
552 //Initialize the parameters of the analysis.
555 fCheckCaloPID = kTRUE ;
556 fCheckFidCut = kFALSE ;
557 fRecalculateCaloPID = kFALSE ;
558 fMinPt = 0.1 ; //Min pt in particle analysis
559 fMaxPt = 300. ; //Max pt in particle analysis
565 fUseSelectEvent = kFALSE ;
567 //fReader = new AliCaloTrackReader(); //Initialized in maker
568 //fCaloUtils = new AliCalorimeterUtils();//Initialized in maker
571 fOutputAODName = "CaloTrackCorr";
572 fOutputAODClassName = "AliAODPWG4Particle";
573 fInputAODName = "CaloTrackCorr";
574 fAddToHistogramsName = "";
575 fAODObjArrayName = "Ref";
579 //__________________________________________________________________
580 void AliAnaCaloTrackCorrBaseClass::Print(const Option_t * opt) const
582 //Print some relevant parameters set for the analysis
587 printf("New AOD: = %d\n",fNewAOD);
588 printf("Input AOD name: = %s\n",fInputAODName.Data());
589 printf("Output AOD name: = %s\n",fOutputAODName.Data());
590 printf("Output AOD Class name: = %s\n",fOutputAODClassName.Data());
591 printf("Min Photon pT = %2.2f\n", fMinPt) ;
592 printf("Max Photon pT = %3.2f\n", fMaxPt) ;
593 printf("Check PID = %d\n", fCheckCaloPID) ;
594 printf("Recalculate PID = %d\n", fRecalculateCaloPID) ;
595 printf("Check Fiducial cut = %d\n", fCheckFidCut) ;
596 printf("Check MC labels = %d\n", fDataMC);
597 printf("Make plots? = %d \n", fMakePlots);
598 printf("Debug Level = %d\n", fDebug);
600 printf("Name of reference array : %s\n", fAODObjArrayName.Data());
601 printf("String added histograms name : %s\n", fAddToHistogramsName.Data());