1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
16 //-----------------------------------------------------------------------
17 // Efficiency between different steps of the procedure.
18 // The ouptut of the task is a AliCFContainer from which the efficiencies
20 //-----------------------------------------------------------------------
21 // Author : Marta Verweij - UU
22 //-----------------------------------------------------------------------
25 #ifndef ALIPWG4HIGHPTSPECTRA_CXX
26 #define ALIPWG4HIGHPTSPECTRA_CXX
28 #include "AliPWG4HighPtSpectra.h"
42 #include "AliAnalysisManager.h"
43 #include "AliESDInputHandler.h"
44 #include "AliESDtrack.h"
45 #include "AliESDtrackCuts.h"
46 #include "AliExternalTrackParam.h"
47 #include "AliCentrality.h"
52 #include "TParticle.h"
53 #include "AliMCEvent.h"
54 #include "AliMCEventHandler.h"
55 #include "AliCFContainer.h"
56 #include "AliGenPythiaEventHeader.h"
57 #include "AliGenHijingEventHeader.h"
58 #include "AliGenCocktailEventHeader.h"
59 //#include "$ALICE_ROOT/PWG4/JetTasks/AliAnalysisHelperJetTasks.h"
62 using namespace std; //required for resolving the 'cout' symbol
64 ClassImp(AliPWG4HighPtSpectra)
66 //__________________________________________________________________________
67 AliPWG4HighPtSpectra::AliPWG4HighPtSpectra() : AliAnalysisTask("AliPWG4HighPtSpectra", ""),
75 fTriggerMask(AliVEvent::kMB),
80 fTrackCutsReject(0x0),
81 fbSelectHIJING(kFALSE),
82 fSigmaConstrainedMax(100.),
93 fPtRelUncertainty1PtPrim(0x0),
94 fPtRelUncertainty1PtSec(0x0)
100 //___________________________________________________________________________
101 AliPWG4HighPtSpectra::AliPWG4HighPtSpectra(const Char_t* name) :
102 AliAnalysisTask(name,""),
110 fTriggerMask(AliVEvent::kMB),
115 fTrackCutsReject(0x0),
116 fbSelectHIJING(kFALSE),
117 fSigmaConstrainedMax(100.),
128 fPtRelUncertainty1PtPrim(0x0),
129 fPtRelUncertainty1PtSec(0x0)
132 // Constructor. Initialization of Inputs and Outputs
134 AliDebug(2,Form("AliPWG4HighPtSpectra Calling Constructor"));
135 // Input slot #0 works with a TChain ESD
136 DefineInput(0, TChain::Class());
137 // Output slot #0 writes into a TList
138 DefineOutput(0,TList::Class());
139 // Output slot #1, #2 writes into a AliCFContainer
140 DefineOutput(1,AliCFContainer::Class());
141 DefineOutput(2,AliCFContainer::Class());
142 // Output slot #3 writes into a AliESDtrackCuts
143 DefineOutput(3, AliESDtrackCuts::Class());
144 DefineOutput(4, AliESDtrackCuts::Class());
147 //________________________________________________________________________
148 void AliPWG4HighPtSpectra::LocalInit()
151 // Only called once at beginning
153 PostData(3,fTrackCuts);
156 //________________________________________________________________________
157 void AliPWG4HighPtSpectra::ConnectInputData(Option_t *)
161 AliDebug(2,Form(">> AliPWG4HighPtSpectra::ConnectInputData \n"));
163 TTree* tree = dynamic_cast<TTree*> (GetInputData(0));
165 AliDebug(2,Form( "ERROR: Could not read chain from input slot 0 \n"));
169 AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
172 AliDebug(2,Form("ERROR: Could not get ESDInputHandler"));
175 fESD = esdH->GetEvent();
177 AliMCEventHandler *eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
179 AliDebug(2,Form( "ERROR: Could not retrieve MC event handler \n"));
182 fMC = eventHandler->MCEvent();
186 //________________________________________________________________________
187 Bool_t AliPWG4HighPtSpectra::SelectEvent() {
189 // Decide if event should be selected for analysis
192 // Checks following requirements:
194 // - trigger info from AliPhysicsSelection
195 // - number of reconstructed tracks > 1
196 // - primary vertex reconstructed
197 // - z-vertex < 10 cm
199 Bool_t selectEvent = kTRUE;
201 //fESD object available?
203 AliDebug(2,Form("ERROR: fInputEvent not available\n"));
204 fNEventReject->Fill("noESD",1);
205 selectEvent = kFALSE;
210 UInt_t isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();
211 if(fTriggerMask != AliVEvent::kAny && !(isSelected&fTriggerMask)) { //Select collison candidates
212 AliDebug(2,Form(" Trigger Selection: event REJECTED ... "));
213 fNEventReject->Fill("Trigger",1);
214 selectEvent = kFALSE;
218 //Check if number of reconstructed tracks is larger than 1
219 if(!fESD->GetNumberOfTracks() || fESD->GetNumberOfTracks()<2) {
220 fNEventReject->Fill("NTracks<2",1);
221 selectEvent = kFALSE;
225 //Check if vertex is reconstructed
226 fVtx = fESD->GetPrimaryVertexSPD();
229 fNEventReject->Fill("noVTX",1);
230 selectEvent = kFALSE;
234 if(!fVtx->GetStatus()) {
235 fNEventReject->Fill("VtxStatus",1);
236 selectEvent = kFALSE;
241 // TString vtxName(fVtx->GetName());
242 if(fVtx->GetNContributors()<2) {
243 fNEventReject->Fill("NCont<2",1);
244 selectEvent = kFALSE;
248 //Check if z-vertex < 10 cm
250 fVtx->GetXYZ(primVtx);
251 if(TMath::Sqrt(primVtx[0]*primVtx[0] + primVtx[1]*primVtx[1])>1. || TMath::Abs(primVtx[2]>10.)){
252 fNEventReject->Fill("ZVTX>10",1);
253 selectEvent = kFALSE;
257 //Centrality selection should only be done in case of PbPb
260 if(fCentClass!=CalculateCentrality(fESD) && fCentClass!=10) {
261 fNEventReject->Fill("cent",1);
262 selectEvent = kFALSE;
266 if(dynamic_cast<AliESDEvent*>(fESD)->GetCentrality()) {
267 cent = dynamic_cast<AliESDEvent*>(fESD)->GetCentrality()->GetCentralityPercentile("V0M");
270 fNEventReject->Fill("cent>90",1);
271 selectEvent = kFALSE;
274 fh1Centrality->Fill(cent);
282 //________________________________________________________________________
283 Int_t AliPWG4HighPtSpectra::CalculateCentrality(AliESDEvent *esd){
289 if(esd->GetCentrality()){
290 cent = esd->GetCentrality()->GetCentralityPercentile("V0M");
303 //_________________________________________________
304 void AliPWG4HighPtSpectra::Exec(Option_t *)
307 // Main loop function
309 AliDebug(2,Form(">> AliPWG4HighPtSpectra::Exec \n"));
311 // All events without selection
312 fNEventAll->Fill(0.);
316 PostData(0,fHistList);
317 PostData(1,fCFManagerPos->GetParticleContainer());
318 PostData(2,fCFManagerNeg->GetParticleContainer());
325 AliDebug(2,Form("MC particles: %d", fMC->GetNumberOfTracks()));
326 fStack = fMC->Stack(); //Particles Stack
327 AliDebug(2,Form("MC particles stack: %d", fStack->GetNtrack()));
330 Int_t nTracks = fESD->GetNumberOfTracks();
331 AliDebug(2,Form("nTracks %d", nTracks));
334 fNEventReject->Fill("noTrackCuts",1);
336 PostData(0,fHistList);
337 PostData(1,fCFManagerPos->GetParticleContainer());
338 PostData(2,fCFManagerNeg->GetParticleContainer());
342 // Selected events for analysis
343 fNEventSel->Fill(0.);
345 const Int_t nvar = 4;
347 Double_t containerInputRec[nvar] = {0.,0.,0.,0.};
348 Double_t containerInputMC[nvar] = {0.,0.,0.,0.};
349 Double_t containerInputRecMC[nvar] = {0.,0.,0.,0.}; //reconstructed yield as function of MC variable
351 //Now go to rec level
352 for (Int_t iTrack = 0; iTrack<nTracks; iTrack++)
356 //Get track for analysis
357 AliESDtrack *track = 0x0;
358 AliESDtrack *esdtrack = fESD->GetTrack(iTrack);
364 if (!(fTrackCuts->AcceptTrack(esdtrack)))
369 track = AliESDtrackCuts::GetTPCOnlyTrack(fESD,esdtrack->GetID());
370 else if(fTrackType==2 || fTrackType==4) {
371 track = AliESDtrackCuts::GetTPCOnlyTrack(const_cast<AliESDEvent*>(fESD),esdtrack->GetID());
375 AliExternalTrackParam exParam;
376 Bool_t relate = track->RelateToVertexTPC(fVtx,fESD->GetMagneticField(),kVeryBig,&exParam);
378 if(track) delete track;
381 track->Set(exParam.GetX(),exParam.GetAlpha(),exParam.GetParameter(),exParam.GetCovariance());
383 else if(fTrackType==5 || fTrackType==6) {
384 if(fTrackCuts->AcceptTrack(esdtrack)) {
388 if( !(fTrackCutsReject->AcceptTrack(esdtrack)) && fTrackCuts->AcceptTrack(esdtrack) ) {
391 //use TPConly constrained track
392 track = AliESDtrackCuts::GetTPCOnlyTrack(fESD,esdtrack->GetID());
396 AliExternalTrackParam exParam;
397 Bool_t relate = track->RelateToVertexTPC(fVtx,fESD->GetMagneticField(),kVeryBig,&exParam);
399 if(track) delete track;
402 track->Set(exParam.GetX(),exParam.GetAlpha(),exParam.GetParameter(),exParam.GetCovariance());
404 else if(fTrackType==6) {
405 //use global constrained track
406 track = new AliESDtrack(*esdtrack);
407 track->Set(esdtrack->GetConstrainedParam()->GetX(),esdtrack->GetConstrainedParam()->GetAlpha(),esdtrack->GetConstrainedParam()->GetParameter(),esdtrack->GetConstrainedParam()->GetCovariance());
413 else if(fTrackType==7) {
414 //use global constrained track
415 track = new AliESDtrack(*esdtrack);
424 if(fTrackType==2 || fTrackType==4 || fTrackType==5) {
425 //Cut on chi2 of constrained fit
426 if(track->GetConstrainedChi2TPC() > fSigmaConstrainedMax*fSigmaConstrainedMax && fSigmaConstrainedMax>0.) {
427 if(track) delete track;
431 if (!(fTrackCuts->AcceptTrack(track)) && fTrackType!=4 && fTrackType!=5 && fTrackType!=6) {
432 if(fTrackType==1 || fTrackType==2 || fTrackType==7) {
433 if(track) delete track;
439 if(fTrackCutsReject ) {
440 if(fTrackCutsReject->AcceptTrack(track) ) {
441 if(track) delete track;
446 if(esdtrack->GetConstrainedParam())
447 track->Set(esdtrack->GetConstrainedParam()->GetX(),esdtrack->GetConstrainedParam()->GetAlpha(),esdtrack->GetConstrainedParam()->GetParameter(),esdtrack->GetConstrainedParam()->GetCovariance());
451 if(fTrackType==1 || fTrackType==2 || fTrackType==4 || fTrackType==5 || fTrackType==6 || fTrackType==7) {
452 if(track) delete track;
458 containerInputRec[0] = track->Pt();
459 containerInputRec[1] = track->Phi();
460 containerInputRec[2] = track->Eta();
461 containerInputRec[3] = track->GetTPCNclsIter1();
463 if(track->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);
464 if(track->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);
467 //Only fill the MC containers if MC information is available
469 Int_t label = TMath::Abs(track->GetLabel());
470 if(label>fStack->GetNtrack()) {
471 if(fTrackType==1 || fTrackType==2 || fTrackType==7)
475 //Only select particles generated by HIJING if requested
477 if(!IsHIJINGParticle(label)) {
478 if(fTrackType==1 || fTrackType==2 || fTrackType==7)
483 TParticle *particle = fStack->Particle(label) ;
485 if(fTrackType==1 || fTrackType==2 || fTrackType==7)
489 containerInputRecMC[0] = particle->Pt();
490 containerInputRecMC[1] = particle->Phi();
491 containerInputRecMC[2] = particle->Eta();
492 containerInputRecMC[3] = track->GetTPCNclsIter1();
494 //Container with primaries
495 if(fStack->IsPhysicalPrimary(label)) {
496 if(particle->GetPDG()->Charge()>0.) {
497 fCFManagerPos->GetParticleContainer()->Fill(containerInputRecMC,kStepReconstructedMC);
499 if(particle->GetPDG()->Charge()<0.) {
500 fCFManagerNeg->GetParticleContainer()->Fill(containerInputRecMC,kStepReconstructedMC);
503 //Fill pT resolution plots for primaries
504 fPtRelUncertainty1PtPrim->Fill(containerInputRec[0],containerInputRec[0]*TMath::Sqrt(track->GetSigma1Pt2()));
508 //Container with secondaries
509 if (!fStack->IsPhysicalPrimary(label) ) {
510 if(particle->GetPDG()->Charge()>0.) {
511 fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepSecondaries);
513 if(particle->GetPDG()->Charge()<0.) {
514 fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepSecondaries);
516 //Fill pT resolution plots for primaries
517 fPtRelUncertainty1PtSec->Fill(containerInputRec[0],containerInputRec[0]*TMath::Sqrt(track->GetSigma1Pt2()));
522 if(fTrackType==1 || fTrackType==2 || fTrackType==4 || fTrackType==5 || fTrackType==6 || fTrackType==7) {
523 if(track) delete track;
530 //Fill MC containers if particles are findable
532 for(int iPart = 1; iPart<(fMC->GetNumberOfPrimaries()); iPart++) {
533 AliMCParticle *mcPart = (AliMCParticle*)fMC->GetTrack(iPart);
534 if(!mcPart) continue;
536 //Only select particles generated by HIJING if requested
538 if(!IsHIJINGParticle(iPart))
542 Int_t pdg = mcPart->PdgCode();
544 // select charged pions, protons, kaons , electrons, muons
545 if(TMath::Abs(pdg) == 211 || TMath::Abs(pdg) == 2212 || TMath::Abs(pdg) ==
546 321 || TMath::Abs(pdg) == 11 || TMath::Abs(pdg) == 13){
549 containerInputMC[0] = mcPart->Pt();
550 containerInputMC[1] = mcPart->Phi();
551 containerInputMC[2] = mcPart->Eta();
552 // AliESDtrack *esdtrack = fESD->GetTrack(mcPart->GetLabel());
553 containerInputMC[3] = 159.;
555 if(fStack->IsPhysicalPrimary(iPart)) {
556 if(mcPart->Charge()>0. && fCFManagerPos->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
557 if(mcPart->Charge()<0. && fCFManagerNeg->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
563 PostData(0,fHistList);
564 PostData(1,fCFManagerPos->GetParticleContainer());
565 PostData(2,fCFManagerNeg->GetParticleContainer());
568 //________________________________________________________________________
569 Bool_t AliPWG4HighPtSpectra::PythiaInfoFromFile(const char* currFile,Float_t &fXsec,Float_t &fTrials){
571 // get the cross section and the trails either from pyxsec.root or from pysec_hists.root
572 // This is to called in Notify and should provide the path to the AOD/ESD file
573 // Copied from AliAnalysisTaskJetSpectrum2
576 TString file(currFile);
580 if(file.Contains("root_archive.zip#")){
581 Ssiz_t pos1 = file.Index("root_archive",12,TString::kExact);
582 Ssiz_t pos = file.Index("#",1,pos1,TString::kExact);
583 file.Replace(pos+1,20,"");
586 // not an archive take the basename....
587 file.ReplaceAll(gSystem->BaseName(file.Data()),"");
589 // Printf("%s",file.Data());
591 TFile *fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec.root")); // problem that we cannot really test the existance of a file in a archive so we have to lvie with open error message from root
593 // next trial fetch the histgram file
594 fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec_hists.root"));
596 // not a severe condition but indicates that we have no information
600 // find the tlist we want to be independtent of the name so use the Tkey
601 TKey* key = (TKey*)fxsec->GetListOfKeys()->At(0);
606 TList *list = dynamic_cast<TList*>(key->ReadObj());
611 fXsec = ((TProfile*)list->FindObject("h1Xsec"))->GetBinContent(1);
612 fTrials = ((TH1F*)list->FindObject("h1Trials"))->GetBinContent(1);
615 } // no tree pyxsec.root
617 TTree *xtree = (TTree*)fxsec->Get("Xsection");
623 Double_t xsection = 0;
624 xtree->SetBranchAddress("xsection",&xsection);
625 xtree->SetBranchAddress("ntrials",&ntrials);
633 //________________________________________________________________________
634 Bool_t AliPWG4HighPtSpectra::Notify()
637 // Implemented Notify() to read the cross sections
638 // and number of trials from pyxsec.root
639 // Copied from AliAnalysisTaskJetSpectrum2
642 TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree();
643 Float_t xsection = 0;
647 TFile *curfile = tree->GetCurrentFile();
649 Error("Notify","No current file");
652 if(!fh1Xsec||!fh1Trials){
653 // Printf("%s%d No Histogram fh1Xsec",(char*)__FILE__,__LINE__);
656 PythiaInfoFromFile(curfile->GetName(),xsection,ftrials);
657 fh1Xsec->Fill("<#sigma>",xsection);
658 fh1Trials->Fill("#sum{ntrials}",ftrials);
663 //________________________________________________________________________
664 AliGenPythiaEventHeader* AliPWG4HighPtSpectra::GetPythiaEventHeader(AliMCEvent *mcEvent){
666 if(!mcEvent)return 0;
667 AliGenEventHeader* genHeader = mcEvent->GenEventHeader();
668 AliGenPythiaEventHeader* pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(genHeader);
669 if(!pythiaGenHeader){
671 AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader);
673 if (!genCocktailHeader) {
674 // AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Unknown header type (not Pythia or Cocktail)");
675 // AliWarning(Form("%s %d: Unknown header type (not Pythia or Cocktail)",(char*)__FILE__,__LINE__));
678 TList* headerList = genCocktailHeader->GetHeaders();
679 for (Int_t i=0; i<headerList->GetEntries(); i++) {
680 pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(headerList->At(i));
684 if(!pythiaGenHeader){
685 AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Pythia event header not found");
689 return pythiaGenHeader;
693 //________________________________________________________________________
694 AliGenHijingEventHeader* AliPWG4HighPtSpectra::GetHijingEventHeader(AliMCEvent *mcEvent){
696 if(!mcEvent)return 0;
697 AliGenEventHeader* genHeader = mcEvent->GenEventHeader();
698 AliGenHijingEventHeader* hijingGenHeader = dynamic_cast<AliGenHijingEventHeader*>(genHeader);
699 if(!hijingGenHeader){
701 AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader);
703 if (!genCocktailHeader) {
704 // AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Unknown header type (not Pythia or Cocktail)");
705 // AliWarning(Form("%s %d: Unknown header type (not Pythia or Cocktail)",(char*)__FILE__,__LINE__));
708 TList* headerList = genCocktailHeader->GetHeaders();
709 for (Int_t i=0; i<headerList->GetEntries(); i++) {
710 hijingGenHeader = dynamic_cast<AliGenHijingEventHeader*>(headerList->At(i));
714 if(!hijingGenHeader){
715 AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Hijing event header not found");
719 return hijingGenHeader;
724 //___________________________________________________________________________
725 void AliPWG4HighPtSpectra::Terminate(Option_t*)
727 // The Terminate() function is the last function to be called during
728 // a query. It always runs on the client, it can be used to present
729 // the results graphically or save the results to file.
733 //___________________________________________________________________________
734 void AliPWG4HighPtSpectra::CreateOutputObjects() {
735 //HERE ONE CAN CREATE OUTPUT OBJECTS, IN PARTICULAR IF THE OBJECT PARAMETERS DON'T NEED
736 //TO BE SET BEFORE THE EXECUTION OF THE TASK
738 AliDebug(2,Form("CreateOutputObjects CreateOutputObjects of task %s", GetName()));
740 Bool_t oldStatus = TH1::AddDirectoryStatus();
741 TH1::AddDirectory(kFALSE);
745 fHistList = new TList();
746 fHistList->SetOwner(kTRUE);
747 fNEventAll = new TH1F("fNEventAll","NEventAll",1,-0.5,0.5);
748 fHistList->Add(fNEventAll);
749 fNEventSel = new TH1F("fNEventSel","NEvent Selected for analysis",1,-0.5,0.5);
750 fHistList->Add(fNEventSel);
752 fNEventReject = new TH1F("fNEventReject","Reason events are rejectected for analysis",20,0,20);
754 fNEventReject->Fill("noESD",0);
755 fNEventReject->Fill("Trigger",0);
756 fNEventReject->Fill("NTracks<2",0);
757 fNEventReject->Fill("noVTX",0);
758 fNEventReject->Fill("VtxStatus",0);
759 fNEventReject->Fill("NCont<2",0);
760 fNEventReject->Fill("ZVTX>10",0);
761 fNEventReject->Fill("cent",0);
762 fNEventReject->Fill("cent>90",0);
763 fHistList->Add(fNEventReject);
765 fh1Centrality = new TH1F("fh1Centrality","fh1Centrality; Centrality %",100,0,100);
766 fHistList->Add(fh1Centrality);
768 fh1Xsec = new TProfile("fh1Xsec","xsec from pyxsec.root",1,0,1);
769 fh1Xsec->GetXaxis()->SetBinLabel(1,"<#sigma>");
770 fHistList->Add(fh1Xsec);
772 fh1Trials = new TH1F("fh1Trials","trials root file",1,0,1);
773 fh1Trials->GetXaxis()->SetBinLabel(1,"#sum{ntrials}");
774 fHistList->Add(fh1Trials);
776 fh1PtHard = new TH1F("fh1PtHard","PYTHIA Pt hard;p_{T,hard}",350,-.5,349.5);
777 fHistList->Add(fh1PtHard);
778 fh1PtHardTrials = new TH1F("fh1PtHardTrials","PYTHIA Pt hard weight with trials;p_{T,hard}",350,-.5,349.5);
779 fHistList->Add(fh1PtHardTrials);
781 Int_t fgkNPtBins = 100;
783 Float_t kMaxPt = 100.;
784 Double_t *binsPt = new Double_t[fgkNPtBins+1];
785 for(Int_t i=0; i<=fgkNPtBins; i++) binsPt[i]=(Double_t)kMinPt + (kMaxPt-kMinPt)/fgkNPtBins*(Double_t)i ;
787 Int_t fgkNRel1PtUncertaintyBins=50;
788 Float_t fgkRel1PtUncertaintyMin = 0.;
789 Float_t fgkRel1PtUncertaintyMax = 1.;
791 Double_t *binsRel1PtUncertainty=new Double_t[fgkNRel1PtUncertaintyBins+1];
792 for(Int_t i=0; i<=fgkNRel1PtUncertaintyBins; i++) binsRel1PtUncertainty[i]=(Double_t)fgkRel1PtUncertaintyMin + (fgkRel1PtUncertaintyMax-fgkRel1PtUncertaintyMin)/fgkNRel1PtUncertaintyBins*(Double_t)i ;
794 fPtRelUncertainty1PtPrim = new TH2F("fPtRelUncertainty1PtPrim","fPtRelUncertainty1PtPrim",fgkNPtBins,binsPt,fgkNRel1PtUncertaintyBins,binsRel1PtUncertainty);
795 fHistList->Add(fPtRelUncertainty1PtPrim);
797 fPtRelUncertainty1PtSec = new TH2F("fPtRelUncertainty1PtSec","fPtRelUncertainty1PtSec",fgkNPtBins,binsPt,fgkNRel1PtUncertaintyBins,binsRel1PtUncertainty);
798 fHistList->Add(fPtRelUncertainty1PtSec);
800 TH1::AddDirectory(oldStatus);
802 PostData(0,fHistList);
803 PostData(1,fCFManagerPos->GetParticleContainer());
804 PostData(2,fCFManagerNeg->GetParticleContainer());
806 if(binsPt) delete [] binsPt;
807 if(binsRel1PtUncertainty) delete [] binsRel1PtUncertainty;
811 //________________________________________________________________________
812 Bool_t AliPWG4HighPtSpectra::IsHIJINGParticle(Int_t label) {
814 // Return kTRUE in case particle is from HIJING event
817 AliGenHijingEventHeader* hijingHeader = GetHijingEventHeader(fMC);
819 Int_t nproduced = hijingHeader->NProduced();
821 TParticle * mom = fStack->Particle(label);
823 Int_t iParent = mom->GetFirstMother();
826 mom = fStack->Particle(iMom);
827 iParent = mom->GetFirstMother();