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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),
50 fCheckFidCut(0), fCheckRealCaloAcc(0),
51 fCheckCaloPID(0), fRecalculateCaloPID(0),
53 fPairTimeCut(200), fTRDSMCovered(-1),
54 fMultiBin(0), fNZvertBin(0),
55 fNrpBin(0), fNCentrBin(0),
56 fNmaxMixEv(0), fDoOwnMix(0),
58 fMaxMulti(0), fMinMulti(0),
59 fUseSelectEvent(kFALSE), fMakePlots(kFALSE),
60 fInputAODBranch(0x0), fInputAODName(""),
61 fOutputAODBranch(0x0), fNewAOD(kFALSE),
62 fOutputAODName(""), fOutputAODClassName(""),
63 fAODObjArrayName(""), fAddToHistogramsName(""),
64 fCaloPID(0x0), fCaloUtils(0x0),
65 fFidCut(0x0), fHisto(0x0),
66 fIC(0x0), fMCUtils(0x0),
67 fNMS(0x0), fReader(0x0)
71 //Initialize parameters
75 //___________________________________________________________
76 AliAnaCaloTrackCorrBaseClass::~AliAnaCaloTrackCorrBaseClass()
78 // Remove all pointers except analysis output pointers.
80 //delete fCaloUtils ; //Already deleted in maker
81 //delete fReader ; //Already deleted in maker
91 //______________________________________________________________________
92 void AliAnaCaloTrackCorrBaseClass::AddAODParticle(AliAODPWG4Particle pc)
94 //Put AOD calo cluster in the AODParticleCorrelation array
98 Int_t i = fOutputAODBranch->GetEntriesFast();
99 //new((*fOutputAODBranch)[i]) AliAODPWG4Particle(pc);
100 if(strcmp(fOutputAODBranch->GetClass()->GetName(),"AliAODPWG4Particle")==0)
101 new((*fOutputAODBranch)[i]) AliAODPWG4Particle(pc);
102 else if(strcmp(fOutputAODBranch->GetClass()->GetName(),"AliAODPWG4ParticleCorrelation")==0)
103 new((*fOutputAODBranch)[i]) AliAODPWG4ParticleCorrelation(pc);
105 printf("AliAnaCaloTrackCorrBaseClass::AddAODParticle() - Cannot add an object of type < %s >, to the AOD TClonesArray \n",
106 fOutputAODBranch->GetClass()->GetName());
111 printf(" AliAnaCaloTrackCorrBaseClass::AddAODParticle() - No AOD branch available!!!\n");
117 //__________________________________________________________________________________________
118 Int_t AliAnaCaloTrackCorrBaseClass::CheckMixedEventVertex(Int_t caloLabel, Int_t trackLabel)
120 // Check vertex in mixed events
122 if (!GetMixedEvent()) return 1; // Not mixed event continue normal processing
128 evt = GetMixedEvent()->EventIndexForCaloCluster(caloLabel) ;
130 else if(trackLabel >= 0 )
132 evt = GetMixedEvent()->EventIndex(trackLabel) ;
135 return 0; // go to next entry in the particle list
138 return 0 ; // to content coverity
140 if (TMath::Abs(GetVertex(evt)[2]) > GetZvertexCut()) return -1; // Vertex out of range process next event
142 return 1 ; // continue processing normally
146 //________________________________________________________________
147 void AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches()
149 //Recover ouput and input AOD pointers for each event in the maker
152 if(fDebug > 3) printf("AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Connect Input with name: <%s>; Connect output with name <%s>\n",fInputAODName.Data(),fOutputAODName.Data());
154 //Get the AOD handler, if output AOD is created use it, if not get the branches from the input which should be deltaAODs
155 AliAODHandler* aodHandler = 0x0;
156 Bool_t outAOD = kFALSE;
157 if((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()) outAOD = kTRUE;
158 if(outAOD) aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
159 else aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
161 if(!GetReader()->WriteDeltaAODToFile())
163 fOutputAODBranch = (TClonesArray *) (fReader->GetAODBranchList())->FindObject(fOutputAODName);
164 fInputAODBranch = (TClonesArray *) (fReader->GetAODBranchList())->FindObject(fInputAODName);
166 else if (aodHandler->GetExtensions()) {
168 AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject(GetReader()->GetDeltaAODFileName());
170 AliAODEvent *aodEvent = ext->GetAOD();
171 if(fNewAOD)fOutputAODBranch = (TClonesArray*) aodEvent->FindListObject(fOutputAODName);
172 fInputAODBranch = (TClonesArray*) aodEvent->FindListObject(fInputAODName);
173 if(!fOutputAODBranch && fNewAOD) fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
174 if(!fInputAODBranch) fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
176 else{//If no Delta AODs, kept in standard branch, to revise.
177 if(fNewAOD && fReader->GetOutputEvent()) {
178 fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
179 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
182 fInputAODBranch = (TClonesArray *) fReader->GetInputEvent()->FindListObject(fInputAODName);
183 if(!fInputAODBranch && fReader->GetOutputEvent() )
184 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);//Try the output event.
188 else{ //If no Delta AODs, kept in standard branch
189 if(fNewAOD && fReader->GetOutputEvent()) {
190 fOutputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fOutputAODName);
191 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);
194 fInputAODBranch = (TClonesArray *) fReader->GetInputEvent()->FindListObject(fInputAODName);
195 if(!fInputAODBranch && fReader->GetOutputEvent())
196 fInputAODBranch = (TClonesArray *) fReader->GetOutputEvent()->FindListObject(fInputAODName);//Try the output event.
201 if(fNewAOD && !fOutputAODBranch)
202 printf(" AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Output Branch <%s>, not found!\n",fOutputAODName.Data());
203 if(!fNewAOD && !fInputAODBranch)
204 printf(" AliAnaCaloTrackCorrBaseClass::ConnectInputOutputAODBranches() - Input Branch <%s>, not found!\n",fInputAODName.Data());
208 //_____________________________________________________________________________________
209 AliVCluster * AliAnaCaloTrackCorrBaseClass::FindCluster(TObjArray* clusters, Int_t id,
210 Int_t & iclus, Int_t first)
212 // Given the cluster ID stored in AliAODPWG4Particle, get the originator cluster and its index in the array
214 if(!clusters) return 0x0;
216 for(iclus = first; iclus < clusters->GetEntriesFast(); iclus++){
217 AliVCluster *cluster= dynamic_cast<AliVCluster*> (clusters->At(iclus));
219 if (cluster->GetID()==id) {
223 }// calorimeter clusters loop
229 //______________________________________________________________________________
230 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODBranch(TString aodName) const
232 //Recover ouput and input AOD pointers for each event in the maker
235 if(fDebug > 3) printf("AliAnaCaloTrackCorrBaseClass::GetAODBranch() - Get Input Branch with name: <%s>; \n",aodName.Data());
237 //Get the AOD handler, if output AOD is created use it, if not get the branches from the input which should be deltaAODs
238 AliAODHandler* aodHandler = 0x0;
239 Bool_t outAOD = kFALSE;
240 if((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()) outAOD = kTRUE;
241 if(outAOD) aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
242 else aodHandler = (AliAODHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
244 if(!GetReader()->WriteDeltaAODToFile())
246 return (TClonesArray *) (fReader->GetAODBranchList())->FindObject(aodName);
248 else if (aodHandler->GetExtensions())
250 AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject(GetReader()->GetDeltaAODFileName());
252 AliAODEvent *aodEvent = ext->GetAOD();
253 TClonesArray * aodbranch = (TClonesArray*) aodEvent->FindListObject(aodName);
254 if(aodbranch) return aodbranch;
256 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
257 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
260 else{//If no Delta AODs, kept in standard branch, to revise.
261 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
262 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
265 else{ //If no Delta AODs, kept in standard branch, to revise.
266 if(outAOD) return (TClonesArray *) fReader->GetOutputEvent()->FindListObject(aodName);
267 else return (TClonesArray *) fReader->GetInputEvent() ->FindListObject(aodName);
272 //_____________________________________________________________
273 TObjArray * AliAnaCaloTrackCorrBaseClass::GetCTSTracks() const
275 //Get list of referenced tracks from reader
277 return fReader->GetCTSTracks();
281 //________________________________________________________________
282 TObjArray * AliAnaCaloTrackCorrBaseClass::GetPHOSClusters() const
284 //Get list of PHOS reference caloclusters from reader
286 return fReader->GetPHOSClusters();
290 //_________________________________________________________________
291 TObjArray * AliAnaCaloTrackCorrBaseClass::GetEMCALClusters() const
293 //Get list of emcal referenced caloclusters from reader
295 return fReader->GetEMCALClusters();
299 //______________________________________________________________________
300 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODCaloClusters() const
302 //Get list of all caloclusters in AOD output file
304 return fReader->GetOutputEvent()->GetCaloClusters();
308 //________________________________________________________________
309 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetAODTracks() const
311 //Get list of all tracks in AOD output file
313 return fReader->GetOutputEvent()->GetTracks();
317 //____________________________________________________________
318 TString AliAnaCaloTrackCorrBaseClass::GetBaseParametersList()
320 //Put data member values in string to keep in output container
322 TString parList ; //this will be list of parameters used for this analysis.
323 const Int_t buffersize = 255;
324 char onePar[buffersize] ;
325 snprintf(onePar,buffersize,"--- AliAnaCaloTrackCorrBaseClass ---\n") ;
327 snprintf(onePar,buffersize,"Minimal P_t: %2.2f ; Max\n", fMinPt) ;
329 snprintf(onePar,buffersize,"Minimal P_t: %2.2f ; Max\n", fMaxPt) ;
331 snprintf(onePar,buffersize,"|t_{1}-t_{2}| < %2.2f ; Max\n", fPairTimeCut) ;
333 snprintf(onePar,buffersize,"fDataMC =%d (Check MC information, on/off) \n",fDataMC) ;
335 snprintf(onePar,buffersize,"fCheckFidCut=%d (Check Fiducial cut selection on/off) \n",fCheckFidCut) ;
337 snprintf(onePar,buffersize,"fCheckRealCaloAcc=%d (Check Real Calo Acceptance on/off) \n",fCheckRealCaloAcc) ;
339 snprintf(onePar,buffersize,"fCheckCaloPID =%d (Use Bayesian PID in calorimetes, on/off) \n",fCheckCaloPID) ;
341 snprintf(onePar,buffersize,"fRecalculateCaloPID =%d (Calculate PID from shower/tof/tracking parameters, on/off) \n",fRecalculateCaloPID) ;
343 snprintf(onePar,buffersize,"fInputAODName =%s Input AOD name \n",fInputAODName.Data()) ;
346 snprintf(onePar,buffersize,"fOutputAODName =%s Output AOD name \n",fOutputAODName.Data()) ;
348 snprintf(onePar,buffersize,"fOutputAODClassName =%s Output AOD class name \n",fOutputAODClassName.Data()) ;
351 snprintf(onePar,buffersize,"fAODObjArrayName =%s Reference arrays in AOD name \n",fAODObjArrayName.Data()) ;
353 snprintf(onePar,buffersize,"fAddToHistogramsName =%s String added to beginning of histograms name \n",fAddToHistogramsName.Data()) ;
360 //_____________________________________________________________________
361 TClonesArray * AliAnaCaloTrackCorrBaseClass::GetCreateOutputAODBranch()
363 //Create AOD branch filled in the analysis
365 printf("Create AOD branch of %s objects and with name < %s >\n",
366 fOutputAODClassName.Data(),fOutputAODName.Data()) ;
368 TClonesArray * aodBranch = new TClonesArray(fOutputAODClassName, 0);
369 aodBranch->SetName(fOutputAODName);
374 //________________________________________________________
375 Int_t AliAnaCaloTrackCorrBaseClass::GetEventNumber() const
377 //Get current event number
379 return fReader->GetEventNumber() ;
384 //__________________________________________________________
385 AliStack * AliAnaCaloTrackCorrBaseClass::GetMCStack() const
387 //Get stack pointer from reader
389 return fReader->GetStack();
392 //____________________________________________________________
393 AliHeader * AliAnaCaloTrackCorrBaseClass::GetMCHeader() const
395 //Get header pointer from reader
397 return fReader->GetHeader();
401 //____________________________________________________________________________
402 AliGenEventHeader * AliAnaCaloTrackCorrBaseClass::GetMCGenEventHeader() const
404 //Get GenEventHeader pointer from reader
406 return fReader->GetGenEventHeader();
411 //________________________________________________________________
412 Int_t AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() const
414 // Define the centrality bin for mixing
415 // In pp collisions analysis hardcoded track multiplicities
417 Int_t curCentrBin = 0;
419 if(fUseTrackMultBins) // pp collisions
420 { // Track multiplicity bins
421 //curCentrBin = (GetTrackMultiplicity()-1)/5;
422 //if(curCentrBin > GetNCentrBin()-1) curCentrBin=GetNCentrBin()-1;
423 Int_t trackMult = GetReader()->GetTrackMultiplicity();
426 else if(trackMult<=10)
428 else if(trackMult<=15)
430 else if(trackMult<=20)
432 else if(trackMult<=30)
434 else if(trackMult<=40)
436 else if(trackMult<=55)
438 else if(trackMult<=70)
442 else // Set centrality based on centrality task, PbPb collisions
444 Float_t minCent = GetReader()->GetCentralityBin(0);
445 Float_t maxCent = GetReader()->GetCentralityBin(1);
447 if((minCent< 0 && maxCent< 0) || minCent>=maxCent)
449 curCentrBin = GetEventCentrality() * GetNCentrBin() / GetReader()->GetCentralityOpt();
450 if(curCentrBin==GetNCentrBin())
452 curCentrBin = GetNCentrBin()-1;
453 printf("AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() - Centrality = %d, put it in last bin \n",GetEventCentrality());
458 curCentrBin = (Int_t)((GetEventCentrality()-minCent) * GetNCentrBin() / (maxCent-minCent));
459 if(curCentrBin==GetNCentrBin()) curCentrBin = GetNCentrBin()-1;
463 printf("AliAnaCaloTrackCorrBaseClass::GetEventCentralityBin() - %d, centrality %d, n bins %d, max bin from centrality %d\n",
464 curCentrBin, GetEventCentrality(), GetNCentrBin(), GetReader()->GetCentralityOpt());
471 //_______________________________________________________
472 Int_t AliAnaCaloTrackCorrBaseClass::GetEventRPBin() const
478 if(GetNRPBin() > 1 && GetEventPlane())
480 Float_t epAngle = GetEventPlaneAngle();//->GetEventplane(GetEventPlaneMethod(),fReader->GetInputEvent());
482 if(epAngle < 0 || epAngle >TMath::Pi())
484 printf("AliAnaCaloTrackCorrBaseClass::GetEventRPBin() - Wrong event plane angle : %f \n",epAngle);
488 curRPBin = TMath::Nint(epAngle*(GetNRPBin()-1)/TMath::Pi());
489 if(curRPBin >= GetNRPBin()) printf("RP Bin %d out of range %d\n",curRPBin,GetNRPBin());
492 printf("AliAnaCaloTrackCorrBaseClass::GetEventRPBin() - %d, bin float %f, angle %f, n bins %d\n",
493 curRPBin,epAngle*(GetNRPBin()-1)/TMath::Pi(),epAngle,GetNRPBin());
500 //_______________________________________________________
501 Int_t AliAnaCaloTrackCorrBaseClass::GetEventVzBin() const
503 // Return Vz bin, divide vertex in GetNZvertBin() bins,
504 // depending on the vertex cut
506 Double_t v[3] = {0,0,0}; //vertex
507 GetReader()->GetVertex(v);
509 Int_t curZvertBin = (Int_t)(0.5*GetNZvertBin()*(v[2]+GetZvertexCut())/GetZvertexCut());
512 printf("AliAnaCaloTrackCorrBaseClass::GetEventVzBin() - %d, vz %2.2f, n bins %d \n",
513 curZvertBin, v[2], GetNZvertBin());
518 //________________________________________________________________________________________
519 Int_t AliAnaCaloTrackCorrBaseClass::GetEventMixBin(Int_t iCen, Int_t iVz, Int_t iRP) const
521 // Event mixing bin, combination of vz, centrality and reaction plane bins
523 if(iCen<0 || iVz < 0 || iRP < 0)
526 return iCen*GetNZvertBin()*GetNRPBin()+iVz*GetNRPBin()+iRP;
529 //________________________________________________________
530 Int_t AliAnaCaloTrackCorrBaseClass::GetEventMixBin() const
532 // Event mixing bin, combination of vz, centrality and reaction plane bins
535 Int_t iVz = GetEventVzBin();
537 // centrality (PbPb) or tracks multiplicity (pp) bin
538 Int_t iCen = GetEventCentralityBin();
540 // reaction plane bin (PbPb)
541 Int_t iRP = GetEventRPBin();
543 Int_t eventBin = GetEventMixBin(iCen, iVz, iRP);
546 printf("AliAnaCaloTrackCorrBaseClass::GetEventMixBin() - Bins : cent %d, vz %d, RP %d, event %d/%d\n",
547 iCen,iVz, iRP, eventBin, GetNZvertBin()*GetNRPBin()*GetNCentrBin());
553 //_________________________________________________
554 void AliAnaCaloTrackCorrBaseClass::InitParameters()
556 //Initialize the parameters of the analysis.
559 fCheckCaloPID = kTRUE ;
560 fCheckFidCut = kFALSE ;
561 fCheckRealCaloAcc = kFALSE ;
562 fRecalculateCaloPID = kFALSE ;
563 fMinPt = 0.2 ; //Min pt in particle analysis
564 fMaxPt = 300. ; //Max pt in particle analysis
570 fUseSelectEvent = kFALSE ;
572 //fReader = new AliCaloTrackReader(); //Initialized in maker
573 //fCaloUtils = new AliCalorimeterUtils();//Initialized in maker
576 fOutputAODName = "CaloTrackCorr";
577 fOutputAODClassName = "AliAODPWG4Particle";
578 fInputAODName = "CaloTrackCorr";
579 fAddToHistogramsName = "";
580 fAODObjArrayName = "Ref";
584 //__________________________________________________________________
585 void AliAnaCaloTrackCorrBaseClass::Print(const Option_t * opt) const
587 //Print some relevant parameters set for the analysis
592 printf("New AOD: = %d\n", fNewAOD);
593 printf("Input AOD name: = %s\n", fInputAODName.Data());
594 printf("Output AOD name: = %s\n", fOutputAODName.Data());
595 printf("Output AOD Class name: = %s\n", fOutputAODClassName.Data());
596 printf("Name of reference array : %s\n", fAODObjArrayName.Data());
597 printf("String added histograms name : %s\n", fAddToHistogramsName.Data());
599 printf("Min Photon pT = %2.2f\n", fMinPt) ;
600 printf("Max Photon pT = %3.2f\n", fMaxPt) ;
601 printf("Check PID = %d\n", fCheckCaloPID) ;
602 printf("Recalculate PID = %d\n", fRecalculateCaloPID) ;
603 printf("Check Fiducial cut = %d\n", fCheckFidCut) ;
604 printf("Check Real Calo Acc = %d\n", fCheckRealCaloAcc) ;
605 printf("Check MC labels = %d\n", fDataMC);
606 printf("Make plots? = %d\n", fMakePlots);
607 printf("Debug Level = %d\n", fDebug);