1 // **************************************
2 // used for the correction of determiantion of reconstructed jet spectra
3 // Compares input (gen) and output (rec) jets
4 // *******************************************
7 /**************************************************************************
8 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
10 * Author: The ALICE Off-line Project. *
11 * Contributors are mentioned in the code where appropriate. *
13 * Permission to use, copy, modify and distribute this software and its *
14 * documentation strictly for non-commercial purposes is hereby granted *
15 * without fee, provided that the above copyright notice appears in all *
16 * copies and that both the copyright notice and this permission notice *
17 * appear in the supporting documentation. The authors make no claims *
18 * about the suitability of this software for any purpose. It is *
19 * provided "as is" without express or implied warranty. *
20 **************************************************************************/
27 #include <TInterpreter.h>
36 #include <TLorentzVector.h>
37 #include <TClonesArray.h>
38 #include <TRefArray.h>
39 #include "TDatabasePDG.h"
41 #include "AliAnalysisTaskJetSpectrum2.h"
42 #include "AliAnalysisManager.h"
43 #include "AliJetFinder.h"
44 #include "AliJetHeader.h"
45 #include "AliJetReader.h"
46 #include "AliJetReaderHeader.h"
47 #include "AliUA1JetHeaderV1.h"
48 #include "AliESDEvent.h"
49 #include "AliAODEvent.h"
50 #include "AliAODHandler.h"
51 #include "AliAODTrack.h"
52 #include "AliAODJet.h"
53 #include "AliAODJetEventBackground.h"
54 #include "AliAODMCParticle.h"
55 #include "AliMCEventHandler.h"
56 #include "AliMCEvent.h"
58 #include "AliGenPythiaEventHeader.h"
59 #include "AliJetKineReaderHeader.h"
60 #include "AliGenCocktailEventHeader.h"
61 #include "AliInputEventHandler.h"
64 #include "AliAnalysisHelperJetTasks.h"
66 ClassImp(AliAnalysisTaskJetSpectrum2)
68 AliAnalysisTaskJetSpectrum2::AliAnalysisTaskJetSpectrum2():
76 fhnCorrelationPhiZRec(0x0),
84 fUseAODJetInput(kFALSE),
85 fUseAODTrackInput(kFALSE),
86 fUseAODMCInput(kFALSE),
87 fUseGlobalSelection(kFALSE),
88 fUseExternalWeightOnly(kFALSE),
89 fLimitGenJetEta(kFALSE),
93 fEventSelectionMask(0),
95 fTrackTypeRec(kTrackUndef),
96 fTrackTypeGen(kTrackUndef),
101 fJetRecEtaWindow(0.5),
102 fTrackRecEtaWindow(0.5),
105 fDeltaPhiWindow(90./180.*TMath::Pi()),
114 fh1PtHardTrials(0x0),
122 fh2RPCentrality(0x0),
125 fh2RPCosDeltaRP(0x0),
131 for(int i = 0;i < kMaxStep*2;++i){
132 fhnJetContainer[i] = 0;
135 for(int ij = 0;ij <kJetTypes;++ij){
136 fFlagJetType[ij] = 1; // default = on
138 fh1SumPtTrack[ij] = 0;
140 fh1PtTracksIn[ij] = 0;
141 fh1PtTracksInLow[ij] = 0;
142 fh1PtTracksLeadingIn[ij] = 0;
144 fh2NTracksPt[ij] = 0;
145 fh3MultTrackPtRP[ij] = 0;
146 fh2LeadingTrackPtTrackPhi[ij] = 0;
147 for(int i = 0;i <= kMaxJets;++i){
148 fh3MultPtRP[ij][i] = 0;
151 fh2AreaPt[ij][i] = 0;
152 fh2EtaArea[ij][i] = 0;
153 fh2PhiEta[ij][i] = 0;
154 fh2LTrackPtJetPt[ij][i] = 0;
160 fh1DijetMinv[ij] = 0;
161 fh2DijetDeltaPhiPt[ij] = 0;
162 fh2DijetAsymPt[ij] = 0;
163 fh2DijetPt2vsPt1[ij] = 0;
164 fh2DijetDifvsSum[ij] = 0;
169 AliAnalysisTaskJetSpectrum2::AliAnalysisTaskJetSpectrum2(const char* name):
170 AliAnalysisTaskSE(name),
177 fhnCorrelationPhiZRec(0x0),
185 fUseAODJetInput(kFALSE),
186 fUseAODTrackInput(kFALSE),
187 fUseAODMCInput(kFALSE),
188 fUseGlobalSelection(kFALSE),
189 fUseExternalWeightOnly(kFALSE),
190 fLimitGenJetEta(kFALSE),
194 fEventSelectionMask(0),
196 fTrackTypeRec(kTrackUndef),
197 fTrackTypeGen(kTrackUndef),
199 fRPSubeventMethod(0),
202 fJetRecEtaWindow(0.5),
203 fTrackRecEtaWindow(0.5),
206 fDeltaPhiWindow(90./180.*TMath::Pi()),
215 fh1PtHardTrials(0x0),
223 fh2RPCentrality(0x0),
226 fh2RPCosDeltaRP(0x0),
233 for(int i = 0;i < kMaxStep*2;++i){
234 fhnJetContainer[i] = 0;
237 for(int ij = 0;ij <kJetTypes;++ij){
238 fFlagJetType[ij] = 1; // default = on
240 fh1SumPtTrack[ij] = 0;
242 fh1PtTracksIn[ij] = 0;
243 fh1PtTracksInLow[ij] = 0;
244 fh1PtTracksLeadingIn[ij] = 0;
246 fh2NTracksPt[ij] = 0;
247 fh3MultTrackPtRP[ij] = 0;
248 fh2LeadingTrackPtTrackPhi[ij] = 0;
249 for(int i = 0;i <= kMaxJets;++i){
250 fh3MultPtRP[ij][i] = 0;
253 fh2AreaPt[ij][i] = 0;
254 fh2EtaArea[ij][i] = 0;
255 fh2PhiEta[ij][i] = 0;
256 fh2LTrackPtJetPt[ij][i] = 0;
262 fh1DijetMinv[ij] = 0;
263 fh2DijetDeltaPhiPt[ij] = 0;
264 fh2DijetAsymPt[ij] = 0;
265 fh2DijetPt2vsPt1[ij] = 0;
266 fh2DijetDifvsSum[ij] = 0;
269 DefineOutput(1, TList::Class());
274 Bool_t AliAnalysisTaskJetSpectrum2::Notify()
280 // Implemented Notify() to read the cross sections
281 // and number of trials from pyxsec.root
284 // Fetch the aod also from the input in,
285 // have todo it in notify
288 fAODIn = dynamic_cast<AliAODEvent*>(InputEvent());
289 // assume that the AOD is in the general output...
290 fAODOut = AODEvent();
292 if(fNonStdFile.Length()!=0){
293 // case that we have an AOD extension we need can fetch the jets from the extended output
294 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
295 fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0);
297 if(fDebug>1)Printf("AODExtension found for %s",fNonStdFile.Data());
302 TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree();
303 Float_t xsection = 0;
308 TFile *curfile = tree->GetCurrentFile();
310 Error("Notify","No current file");
313 if(!fh1Xsec||!fh1Trials){
314 Printf("%s%d No Histogram fh1Xsec",(char*)__FILE__,__LINE__);
317 AliAnalysisHelperJetTasks::PythiaInfoFromFile(curfile->GetName(),xsection,ftrials);
318 fh1Xsec->Fill("<#sigma>",xsection);
319 // construct a poor man average trials
320 Float_t nEntries = (Float_t)tree->GetTree()->GetEntries();
321 if(ftrials>=nEntries && nEntries>0.)fAvgTrials = ftrials/nEntries;
324 if(fDebug)Printf("Reading File %s",fInputHandler->GetTree()->GetCurrentFile()->GetName());
329 void AliAnalysisTaskJetSpectrum2::UserCreateOutputObjects()
335 if (fDebug > 1) printf("AnalysisTaskJetSpectrum2::UserCreateOutputObjects() \n");
337 if(!fHistList)fHistList = new TList();
338 PostData(1, fHistList); // post data in any case once
340 if(!fRandomizer)fRandomizer = new TRandom3(0);
342 fHistList->SetOwner(kTRUE);
343 Bool_t oldStatus = TH1::AddDirectoryStatus();
344 TH1::AddDirectory(kFALSE);
347 fHistList->Add(fhnCorrelation);
348 if(fhnCorrelationPhiZRec)fHistList->Add(fhnCorrelationPhiZRec);
349 for(int i = 0;i<kMaxStep*2;++i)fHistList->Add(fhnJetContainer[i]);
354 const Int_t nBinPt = 160;
355 Double_t binLimitsPt[nBinPt+1];
356 for(Int_t iPt = 0;iPt <= nBinPt;iPt++){
358 binLimitsPt[iPt] = 0.0;
361 binLimitsPt[iPt] = binLimitsPt[iPt-1] + 2.0;
364 const Int_t nBinPhi = 90;
365 Double_t binLimitsPhi[nBinPhi+1];
366 for(Int_t iPhi = 0;iPhi<=nBinPhi;iPhi++){
368 binLimitsPhi[iPhi] = 0;
371 binLimitsPhi[iPhi] = binLimitsPhi[iPhi-1] + 1/(Float_t)nBinPhi * TMath::Pi()*2;
375 const Int_t nBinEta = 40;
376 Double_t binLimitsEta[nBinEta+1];
377 for(Int_t iEta = 0;iEta<=nBinEta;iEta++){
379 binLimitsEta[iEta] = -2.0;
382 binLimitsEta[iEta] = binLimitsEta[iEta-1] + 0.1;
387 fh1Xsec = new TProfile("fh1Xsec","xsec from pyxsec.root",1,0,1);
388 fh1Xsec->GetXaxis()->SetBinLabel(1,"<#sigma>");
389 fHistList->Add(fh1Xsec);
390 fh1Trials = new TH1F("fh1Trials","trials root file",1,0,1);
391 fh1Trials->GetXaxis()->SetBinLabel(1,"#sum{ntrials}");
392 fHistList->Add(fh1Trials);
393 fh1PtHard = new TH1F("fh1PtHard","PYTHIA Pt hard;p_{T,hard}",nBinPt,binLimitsPt);
394 fHistList->Add(fh1PtHard);
395 fh1PtHardNoW = new TH1F("fh1PtHardNoW","PYTHIA Pt hard no weight;p_{T,hard}",nBinPt,binLimitsPt);
396 fHistList->Add(fh1PtHardNoW);
397 fh1PtHardTrials = new TH1F("fh1PtHardTrials","PYTHIA Pt hard weight with trials;p_{T,hard}",nBinPt,binLimitsPt);
398 fHistList->Add(fh1PtHardTrials);
400 fh1ZVtx = new TH1F("fh1ZVtx","z vtx;z_{vtx} (cm)",400,-20,20);
401 fHistList->Add(fh1ZVtx);
403 fh1RP = new TH1F("fh1RP","RP;#Psi",480,-180,360);
404 fHistList->Add(fh1RP);
406 fh1Centrality = new TH1F("fh1Centrality","cent;cent (%)",101,-0.5,100.5);
407 fHistList->Add(fh1Centrality);
409 fh2MultRec = new TH2F("fh2MultRec","multiplicity rec;# tracks;# jetrefs",400,-0.5,4000,400,0.,4000);
410 fHistList->Add(fh2MultRec);
411 fh2MultGen = new TH2F("fh2MultGen","multiplicity gen;# tracks;# jetrefs",400,-0.5,4000,400,0.,4000);
412 fHistList->Add(fh2MultGen);
414 fh2RPSubevents = new TH2F("fh2RPSubevents" ,"Reaction Plane Angle" , 180, 0, TMath::Pi(), 180, 0, TMath::Pi());
415 fHistList->Add( fh2RPSubevents);
417 fh2RPCentrality = new TH2F("fh2RPCentrality" ,"Reaction Plane Angle" , 20, 0.,100., 180, 0, TMath::Pi());
418 fHistList->Add(fh2RPCentrality);
420 fh2RPDeltaRP = new TH2F("fh2DeltaRP" ,"Delta Reaction Plane Angle" , 100, -TMath::Pi()/2, TMath::Pi()/2,20,0.,100.0);
421 fHistList->Add(fh2RPDeltaRP);
423 fh2RPQxQy = new TH2F("fh2RPQxQy" ,"" , 100, -100,100,100,-100,100);
424 fHistList->Add(fh2RPQxQy);
426 fh2RPCosDeltaRP = new TH2F("fh2RPCosDeltaRP" ,"" , 20, 0.001,100.001,100,-1,1);
427 fHistList->Add(fh2RPCosDeltaRP);
430 fh2PtFGen = new TH2F("fh2PtFGen",Form("%s vs. %s;p_{T,gen};p_{T,rec}",fBranchRec.Data(),fBranchGen.Data()),nBinPt,binLimitsPt,nBinPt,binLimitsPt);
431 fHistList->Add(fh2PtFGen);
433 fh2RelPtFGen = new TH2F("fh2RelPtFGen",";p_{T,gen};p_{T,rec}-p_{T,gen}/p_{T,Gen}",nBinPt,binLimitsPt,241,-2.41,2.41);
434 fHistList->Add(fh2RelPtFGen);
436 fh3RPPhiTracks = new TH3F("fh3RPPhiTracks","Phi Tracks Pt Centrality", 10, 0.,100.,20,-5,5,180, 0, 2*TMath::Pi());
437 fHistList->Add(fh3RPPhiTracks);
439 for(int ij = 0;ij <kJetTypes;++ij){
441 TString cJetBranch = "";
444 cJetBranch = fBranchRec.Data();
446 else if (ij==kJetGen){
448 cJetBranch = fBranchGen.Data();
450 else if (ij==kJetRecFull){
452 cJetBranch = fBranchRec.Data();
454 else if (ij==kJetGenFull){
456 cJetBranch = fBranchGen.Data();
459 if(cJetBranch.Length()==0)fFlagJetType[ij] = 0;
460 if(!fFlagJetType[ij])continue;
462 fh1NJets[ij] =new TH1F(Form("fh1N%sJets",cAdd.Data()),Form("N %s jets",cAdd.Data()),50,-0.5,49.5);
463 fHistList->Add(fh1NJets[ij]);
465 fh1PtJetsIn[ij] = new TH1F(Form("fh1PtJets%sIn",cAdd.Data()),Form("%s jets p_T;p_{T} (GeV/c)",cAdd.Data()),nBinPt,binLimitsPt);
466 fHistList->Add(fh1PtJetsIn[ij]);
468 fh1PtTracksIn[ij] = new TH1F(Form("fh1PtTracks%sIn",cAdd.Data()),Form("%s track p_T;p_{T} (GeV/c)",cAdd.Data()),nBinPt,binLimitsPt);
469 fHistList->Add(fh1PtTracksIn[ij]);
471 fh1PtTracksInLow[ij] = new TH1F(Form("fh1PtTracks%sInLow",cAdd.Data()),Form("%s track p_T;p_{T} (GeV/c)",cAdd.Data()),100,0.,10.);
472 fHistList->Add(fh1PtTracksInLow[ij]);
474 fh1PtTracksLeadingIn[ij] = new TH1F(Form("fh1PtTracksLeading%sIn",cAdd.Data()),Form("%s track p_T;p_{T} (GeV/c)",cAdd.Data()),nBinPt,binLimitsPt);
475 fHistList->Add(fh1PtTracksLeadingIn[ij]);
477 fh1SumPtTrack[ij] = new TH1F(Form("fh1SumPtTrack%s",cAdd.Data()),Form("Sum %s track p_T;p_{T} (GeV/c)",cAdd.Data()),900,0.,900.);
478 fHistList->Add(fh1SumPtTrack[ij]);
480 fh2NJetsPt[ij] = new TH2F(Form("fh2N%sJetsPt",cAdd.Data()),Form("Number of %s jets above threshhold;p_{T,cut} (GeV/c);N_{jets}",cAdd.Data()),nBinPt,binLimitsPt,50,-0.5,49.5);
481 fHistList->Add(fh2NJetsPt[ij]);
483 fh2NTracksPt[ij] = new TH2F(Form("fh2N%sTracksPt",cAdd.Data()),Form("Number of %s tracks above threshhold;p_{T,cut} (GeV/c);N_{tracks}",cAdd.Data()),nBinPt,binLimitsPt,1000,0.,4000);
484 fHistList->Add(fh2NTracksPt[ij]);
486 fh3MultTrackPtRP[ij] = new TH3F(Form("fh3MultTrackPtRP%s",
487 cAdd.Data()),Form("%s track p_T;# tracks;;p_{T} (GeV/c)",cAdd.Data()),400,0,4000,nBinPt,0,300,(Int_t)fNRPBins,-0.5,fNRPBins-0.5);
488 fHistList->Add(fh3MultTrackPtRP[ij]);
490 fh2LeadingTrackPtTrackPhi[ij] = new TH2F(Form("fh2Leading%sTrackPtTrackPhi",cAdd.Data()),Form("phi of leading %s track;p_{T};#phi;",cAdd.Data()),
491 nBinPt,binLimitsPt,nBinPhi,binLimitsPhi);
492 fHistList->Add(fh2LeadingTrackPtTrackPhi[ij]);
494 for(int i = 0;i <= kMaxJets;++i){
495 fh1PtIn[ij][i] = new TH1F(Form("fh1Pt%sIn_j%d",cAdd.Data(),i),Form("%s p_T input ;p_{T}",cAdd.Data()),nBinPt,binLimitsPt);
496 fHistList->Add(fh1PtIn[ij][i]);
498 fh2RhoPt[ij][i] = new TH2F(Form("fh2RhoPt%s_j%d",cAdd.Data(),i),Form("jet shape rho for %s jets;r;p_{T};",cAdd.Data()),
499 40,0.,2.,nBinPt,binLimitsPt);
500 fHistList->Add(fh2RhoPt[ij][i]);
501 if(!fh1TmpRho)fh1TmpRho = new TH1F("fh1TmpRho","tmp histo for jet shape",40,0.,2);
502 fh2PsiPt[ij][i] = new TH2F(Form("fh2PsiPt%s_j%d",cAdd.Data(),i),Form("jet shape #psi for %s jets;r;p_{T};",cAdd.Data()),
503 40,0.,2.,nBinPt,binLimitsPt);
504 fHistList->Add(fh2PsiPt[ij][i]);
505 fh2PhiPt[ij][i] = new TH2F(Form("fh2PhiPt%s_j%d",cAdd.Data(),i),Form("pt vs phi %s;#phi;p_{T};",cAdd.Data()),
506 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
508 fh3MultPtRP[ij][i] = new TH3F(Form("fh3MultPtRP%s_j%d",cAdd.Data(),i),Form("%s jets p_T;# tracks;;p_{T} (GeV/c)",cAdd.Data()),400,0,4000,nBinPt,0,300,(Int_t)fNRPBins,-0.5,fNRPBins-0.5);
509 fHistList->Add(fh3MultPtRP[ij][i]);
513 fHistList->Add(fh2PhiPt[ij][i]);
514 fh2EtaPt[ij][i] = new TH2F(Form("fh2EtaPt%s_j%d",cAdd.Data(),i),Form("pt vs eta %s;#eta;p_{T};",cAdd.Data()),
515 50,-1.,1.,nBinPt,binLimitsPt);
516 fHistList->Add(fh2EtaPt[ij][i]);
517 fh2AreaPt[ij][i] = new TH2F(Form("fh2AreaPt%s_j%d",cAdd.Data(),i),
518 Form("pt vs area %s;area;p_{T};",
520 50,0.,1.,nBinPt,binLimitsPt);
521 fHistList->Add(fh2AreaPt[ij][i]);
522 fh2EtaArea[ij][i] = new TH2F(Form("fh2EtaArea%s_j%d",cAdd.Data(),i),
523 Form("area vs eta %s;#eta;area;",
526 fHistList->Add(fh2EtaArea[ij][i]);
528 fh2PhiEta[ij][i] = new TH2F(Form("fh2PhiEta%s_j%d",cAdd.Data(),i),Form("phi vs eta %s ;phi;p_{T};",cAdd.Data()),
529 nBinPhi,binLimitsPhi,20,-1.,1.);
530 fHistList->Add(fh2PhiEta[ij][i]);
532 fh2LTrackPtJetPt[ij][i] = new TH2F(Form("fh2LTrackPtJetPt%s_j%d",cAdd.Data(),i),
533 Form("pt of leadin track within a jet vs jet %s;p_{T,lead in jet};p_{T.jet};",
535 200,0.,200.,nBinPt,binLimitsPt);
536 fHistList->Add(fh2LTrackPtJetPt[ij][i]);
540 fh1DijetMinv[ij] = new TH1F(Form("fh1Dijet%sMinv",cAdd.Data()),"Dijet invariant mass;m_{JJ}",nBinPt,binLimitsPt);
541 fHistList->Add(fh1DijetMinv[ij]);
543 fh2DijetDeltaPhiPt[ij] = new TH2F(Form("fh2Dijet%sDeltaPhiPt",cAdd.Data()),"Difference in the azimuthal angle;#Delta#phi;p_{T,2};Entries",180,0.,TMath::Pi(),nBinPt,binLimitsPt);
544 fHistList->Add(fh2DijetDeltaPhiPt[ij]);
546 fh2DijetAsymPt[ij] = new TH2F(Form("fh2Dijet%sAsym",cAdd.Data()),"Pt asymmetry;#Deltap_{T}/(p_{T,1}+p_{T,2});p_{T,1};Entries",50,0.,1.,nBinPt,binLimitsPt);
547 fHistList->Add(fh2DijetAsymPt[ij]);
549 fh2DijetPt2vsPt1[ij] = new TH2F(Form("fh2Dijet%sPt2vsPt1",cAdd.Data()),"Pt2 versus Pt1;p_{T,1} (GeV/c);p_{T,2} (GeV/c)",250,0.,250.,250,0.,250.);
550 fHistList->Add(fh2DijetPt2vsPt1[ij]);
551 fh2DijetDifvsSum[ij] = new TH2F(Form("fh2Dijet%sDifvsSum",cAdd.Data()),"Pt difference vs Pt sum;p_{T,1}+p_{T,2} (GeV/c);#Deltap_{T} (GeV/c)",400,0.,400.,150,0.,150.);
552 fHistList->Add( fh2DijetDifvsSum[ij]);
554 // =========== Switch on Sumw2 for all histos ===========
555 for (Int_t i=0; i<fHistList->GetEntries(); ++i) {
556 TH1 *h1 = dynamic_cast<TH1*>(fHistList->At(i));
561 THnSparse *hn = dynamic_cast<THnSparse*>(fHistList->At(i));
564 TH1::AddDirectory(oldStatus);
567 void AliAnalysisTaskJetSpectrum2::Init()
573 if (fDebug > 1) printf("AnalysisTaskJetSpectrum2::Init() \n");
577 void AliAnalysisTaskJetSpectrum2::UserExec(Option_t */*option*/){
580 Bool_t selected = kTRUE;
582 if(fUseGlobalSelection&&fEventSelectionMask==0){
583 selected = AliAnalysisHelperJetTasks::Selected();
585 else if(fUseGlobalSelection&&fEventSelectionMask>0){
586 selected = AliAnalysisHelperJetTasks::TestSelectInfo(fEventSelectionMask);
590 selected = selected&&(AliAnalysisHelperJetTasks::EventClass()==fEventClass);
594 // no selection by the service task, we continue
595 if (fDebug > 1)Printf("Not selected %s:%d SelectInfo %d Class %d",(char*)__FILE__,__LINE__, AliAnalysisHelperJetTasks::Selected(),AliAnalysisHelperJetTasks::EventClass());
596 PostData(1, fHistList);
601 static AliAODEvent* aod = 0;
603 // take all other information from the aod we take the tracks from
605 if(fUseAODTrackInput)aod = fAODIn;
611 // Execute analysis for current event
613 if (fDebug > 1)printf("Analysing event # %5d\n", (Int_t) fEntry);
614 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
616 Printf("%s:%d no output aodHandler found Jet",(char*)__FILE__,__LINE__);
620 if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__);
621 TClonesArray *aodRecJets = 0;
623 if(fAODOut&&!aodRecJets){
624 aodRecJets = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fBranchRec.Data()));
626 if(fAODExtension&&!aodRecJets){
627 aodRecJets = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fBranchRec.Data()));
629 if(fAODIn&&!aodRecJets){
630 aodRecJets = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fBranchRec.Data()));
636 Printf("%s:%d no reconstructed Jet array with name %s in AOD",(char*)__FILE__,__LINE__,fBranchRec.Data());
640 TClonesArray *aodGenJets = 0;
641 if(fBranchGen.Length()>0){
642 if(fAODOut&&!aodGenJets){
643 aodGenJets = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fBranchGen.Data()));
645 if(fAODExtension&&!aodGenJets){
646 aodGenJets = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fBranchGen.Data()));
648 if(fAODIn&&!aodGenJets){
649 aodGenJets = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fBranchGen.Data()));
653 Printf("%s:%d no generated Jet array with name %s in AOD",(char*)__FILE__,__LINE__,fBranchGen.Data());
658 TClonesArray *aodBackRecJets = 0;
659 if(fBranchBkgRec.Length()>0){
660 if(fAODOut&&!aodBackRecJets){
661 aodBackRecJets = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fBranchBkgRec.Data()));
663 if(fAODExtension&&!aodBackRecJets){
664 aodBackRecJets = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fBranchBkgRec.Data()));
666 if(fAODIn&&!aodBackRecJets){
667 aodBackRecJets = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fBranchBkgRec.Data()));
671 Printf("%s:%d no background rec Jet array with name %s in AOD",(char*)__FILE__,__LINE__,fBranchBkgRec.Data());
677 TClonesArray *aodBackGenJets = 0;
679 if(fBranchBkgGen.Length()>0){
680 if(fAODOut&&!aodBackGenJets){
681 aodBackGenJets = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fBranchBkgGen.Data()));
683 if(fAODExtension&&!aodBackGenJets){
684 aodBackGenJets = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fBranchBkgGen.Data()));
686 if(fAODIn&&!aodBackGenJets){
687 aodBackGenJets = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fBranchBkgGen.Data()));
691 Printf("%s:%d no background rec Jet array with name %s in AOD",(char*)__FILE__,__LINE__,fBranchBkgGen.Data());
698 // first fill all the pure histograms, i.e. full jets
699 // in case of the correaltion limit to the n-leading jets
707 // second fill the correlation histograms, here we limit to the n-th leading jet in case of the reconstructed
711 TList genJetsList; // full acceptance
712 TList genJetsListCut; // acceptance cut
713 TList recJetsList; // full acceptance
714 TList recJetsListCut; // acceptance cut
717 GetListOfJets(&recJetsList,aodRecJets,0);
718 GetListOfJets(&recJetsListCut,aodRecJets,1);
720 if(fBranchGen.Length()>0){
721 GetListOfJets(&genJetsList,aodGenJets,0);
722 GetListOfJets(&genJetsListCut,aodGenJets,1);
727 Double_t nTrials = 1; // Trials for MC trigger
728 fh1Trials->Fill("#sum{ntrials}",fAvgTrials);
730 // Getting some global properties
731 fCentrality = GetCentrality();
732 fh1Centrality->Fill(fCentrality);
735 if((fAnalysisType&kAnaMCESD)==kAnaMCESD){
736 // this is the part we only use when we have MC information
737 AliMCEvent* mcEvent = MCEvent();
738 // AliStack *pStack = 0;
740 Printf("%s:%d no mcEvent",(char*)__FILE__,__LINE__);
743 AliGenPythiaEventHeader* pythiaGenHeader = AliAnalysisHelperJetTasks::GetPythiaEventHeader(mcEvent);
745 nTrials = pythiaGenHeader->Trials();
746 ptHard = pythiaGenHeader->GetPtHard();
747 int iProcessType = pythiaGenHeader->ProcessType();
749 // 12 f+barf -> f+barf
754 if (fDebug > 10)Printf("%d iProcessType %d",__LINE__, iProcessType);
755 if(fDebug>20)AliAnalysisHelperJetTasks::PrintStack(mcEvent);
757 }// (fAnalysisType&kMCESD)==kMCESD)
760 // we simply fetch the tracks/mc particles as a list of AliVParticles
765 Int_t nT = GetListOfTracks(&recParticles,fTrackTypeRec);
766 if(fDebug>2)Printf("%s:%d Selected Rec tracks: %d %d",(char*)__FILE__,__LINE__,nT,recParticles.GetEntries());
767 nT = GetListOfTracks(&genParticles,fTrackTypeGen);
768 if(fDebug>2)Printf("%s:%d Selected Gen tracks: %d %d",(char*)__FILE__,__LINE__,nT,genParticles.GetEntries());
770 CalculateReactionPlaneAngle(&recParticles);
772 // Event control and counting ...
774 fh1PtHard->Fill(ptHard,eventW);
775 fh1PtHardNoW->Fill(ptHard,1);
776 fh1PtHardTrials->Fill(ptHard,nTrials);
779 if(aod->GetPrimaryVertex()){// No vtx for pure MC
780 fh1ZVtx->Fill(aod->GetPrimaryVertex()->GetZ());
784 Int_t recMult1 = recParticles.GetEntries();
785 Int_t genMult1 = genParticles.GetEntries();
787 Int_t recMult2 = MultFromJetRefs(aodBackRecJets);
788 Int_t genMult2 = MultFromJetRefs(aodBackGenJets);
790 fh2MultRec->Fill(recMult1,recMult2);
791 fh2MultGen->Fill(genMult1,genMult2);
793 if(fMultRec<=0)fMultRec = recMult2;
795 if(fMultGen<=0)fMultGen = genMult2;
797 // the loops for rec and gen should be indentical... pass it to a separate
804 FillJetHistos(recJetsListCut,recParticles,kJetRec);
805 FillJetHistos(recJetsList,recParticles,kJetRecFull);
806 FillTrackHistos(recParticles,kJetRec);
808 FillJetHistos(genJetsListCut,genParticles,kJetGen);
809 FillJetHistos(genJetsList,genParticles,kJetGenFull);
810 FillTrackHistos(genParticles,kJetGen);
812 // Here follows the jet matching part
813 // delegate to a separated method?
815 FillMatchHistos(recJetsList,genJetsList);
817 if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__);
818 PostData(1, fHistList);
821 void AliAnalysisTaskJetSpectrum2::FillJetHistos(TList &jetsList,TList &particlesList,Int_t iType){
823 if(iType>=kJetTypes){
826 if(!fFlagJetType[iType])return;
828 Int_t refMult = fMultRec;
829 if(iType==kJetGen||iType==kJetGenFull){
833 Int_t nJets = jetsList.GetEntries();
834 fh1NJets[iType]->Fill(nJets);
838 Float_t ptOld = 1.E+32;
847 for(int ij = 0;ij < nJets;ij++){
848 AliAODJet *jet = (AliAODJet*)jetsList.At(ij);
849 Float_t ptJet = jet->Pt();
850 fh1PtJetsIn[iType]->Fill(ptJet);
852 Printf("%s:%d Jets Type %d Not Sorted !! %d:%.3E %d:%.3E",(char*)__FILE__,__LINE__,iType,ij,ptJet,ij-1,ptOld);
856 // find the dijets assume sorting and acceptance cut...
861 if(phi0<0)phi0+=TMath::Pi()*2.;
864 // take only the backward hemisphere??
866 if(phi1<0)phi1+=TMath::Pi()*2.;
867 Float_t dPhi = phi1 - phi0;
868 if(dPhi>TMath::Pi())dPhi = dPhi - 2.*TMath::Pi();
869 if(dPhi<(-1.*TMath::Pi()))dPhi = dPhi + 2.*TMath::Pi();
870 if(TMath::Abs(TMath::Pi()-dPhi)<fDeltaPhiWindow){
875 // fill jet histos for kmax jets
877 Float_t phiJet = jet->Phi();
878 Float_t etaJet = jet->Eta();
879 if(phiJet<0)phiJet+=TMath::Pi()*2.;
881 if(ij<kMaxJets)fh1PtIn[iType][ij]->Fill(ptJet);
882 fh1PtIn[iType][kMaxJets]->Fill(ptJet);
883 // fill leading jets...
884 AliVParticle *leadTrack = LeadingTrackFromJetRefs(jet);
885 // AliVParticle *leadTrack = LeadingTrackInCone(jet,&particlesList);
886 Int_t phiBin = GetPhiBin(phiJet-fRPAngle);
889 fh2PhiEta[iType][ij]->Fill(phiJet,etaJet);
890 fh2AreaPt[iType][ij]->Fill(jet->EffectiveAreaCharged(),ptJet);
891 fh2EtaArea[iType][ij]->Fill(etaJet,jet->EffectiveAreaCharged());
893 fh2PhiEta[iType][kMaxJets]->Fill(phiJet,etaJet);
894 fh2AreaPt[iType][kMaxJets]->Fill(jet->EffectiveAreaCharged(),ptJet);
895 fh2EtaArea[iType][kMaxJets]->Fill(etaJet,jet->EffectiveAreaCharged());
898 fh3MultPtRP[iType][ij]->Fill(refMult,ptJet,phiBin);
899 fh2PhiPt[iType][ij]->Fill(phiJet,ptJet);
900 fh2EtaPt[iType][ij]->Fill(etaJet,ptJet);
901 if(leadTrack)fh2LTrackPtJetPt[iType][ij]->Fill(leadTrack->Pt(),ptJet);
903 fh3MultPtRP[iType][kMaxJets]->Fill(refMult,ptJet,phiBin);
904 fh2PhiPt[iType][kMaxJets]->Fill(phiJet,ptJet);
905 fh2EtaPt[iType][kMaxJets]->Fill(etaJet,ptJet);
906 if(leadTrack)fh2LTrackPtJetPt[iType][kMaxJets]->Fill(leadTrack->Pt(),ptJet);
908 if(particlesList.GetSize()&&ij<kMaxJets){
909 // Particles... correlated with jets...
910 for(int it = 0;it<particlesList.GetEntries();++it){
911 AliVParticle *part = (AliVParticle*)particlesList.At(it);
912 Float_t deltaR = jet->DeltaR(part);
913 if(ptJet>0)fh1TmpRho->Fill(deltaR,part->Pt()/ptJet);
915 // fill the jet shapes
917 for(int ibx = 1;ibx<=fh2RhoPt[iType][ij]->GetNbinsX();ibx++){
918 Float_t r = fh2RhoPt[iType][ij]->GetXaxis()->GetBinCenter(ibx);
919 Float_t rho = fh1TmpRho->GetBinContent(ibx);
921 fh2RhoPt[iType][ij]->Fill(r,ptJet,rho);
922 fh2PsiPt[iType][ij]->Fill(r,ptJet,rhoSum);
924 }// if we have particles
928 // do something with dijets...
930 AliAODJet *jet0 = (AliAODJet*)jetsList.At(ij0);
931 Double_t ptJet0 = jet0->Pt();
932 Double_t phiJet0 = jet0->Phi();
933 if(phiJet0<0)phiJet0+=TMath::Pi()*2.;
935 AliAODJet *jet1 = (AliAODJet*)jetsList.At(ij1);
936 Double_t ptJet1 = jet1->Pt();
937 Double_t phiJet1 = jet1->Phi();
938 if(phiJet1<0)phiJet1+=TMath::Pi()*2.;
940 Float_t deltaPhi = phiJet0 - phiJet1;
941 if(deltaPhi>TMath::Pi())deltaPhi = deltaPhi - 2.*TMath::Pi();
942 if(deltaPhi<(-1.*TMath::Pi()))deltaPhi = deltaPhi + 2.*TMath::Pi();
943 deltaPhi = TMath::Abs(deltaPhi);
944 fh2DijetDeltaPhiPt[iType]->Fill(deltaPhi,ptJet1);
947 if((ptJet0+ptJet1)>0)asym = (ptJet0-ptJet1)/(ptJet0+ptJet1);
948 fh2DijetAsymPt[iType]->Fill(asym,ptJet0);
949 fh2DijetPt2vsPt1[iType]->Fill(ptJet0,ptJet1);
950 fh2DijetDifvsSum[iType]->Fill(ptJet0+ptJet1,ptJet0-ptJet1);
951 Float_t minv = 2.*(jet0->P()*jet1->P()-
952 jet0->Px()*jet1->Px()-
953 jet0->Py()*jet1->Py()-
954 jet0->Pz()*jet1->Pz()); // assume mass == 0;
955 if(minv<0)minv=0; // prevent numerical instabilities
956 minv = TMath::Sqrt(minv);
957 fh1DijetMinv[iType]->Fill(minv);
962 // count down the jets above thrueshold
965 TIterator *jetIter = jetsList.MakeIterator();
966 AliAODJet *tmpJet = (AliAODJet*)(jetIter->Next());
968 Float_t pt = tmpJet->Pt();
969 for(int i = 1;i <= fh2NJetsPt[iType]->GetNbinsX();i++){
970 Float_t ptCut = fh2NJetsPt[iType]->GetXaxis()->GetBinCenter(i);
971 while(pt<ptCut&&tmpJet){
973 tmpJet = (AliAODJet*)(jetIter->Next());
979 fh2NJetsPt[iType]->Fill(ptCut,nOver);
986 void AliAnalysisTaskJetSpectrum2::FillTrackHistos(TList &particlesList,int iType){
988 if(!fFlagJetType[iType])return;
989 Int_t refMult = fMultRec;
990 if(iType==kJetGen||iType==kJetGenFull){
995 Int_t nTrackOver = particlesList.GetSize();
996 // do the same for tracks and jets
998 TIterator *trackIter = particlesList.MakeIterator();
999 AliVParticle *tmpTrack = (AliVParticle*)(trackIter->Next());
1000 Float_t pt = tmpTrack->Pt();
1001 for(int i = 1;i <= fh2NTracksPt[iType]->GetNbinsX();i++){
1002 Float_t ptCut = fh2NTracksPt[iType]->GetXaxis()->GetBinCenter(i);
1003 while(pt<ptCut&&tmpTrack){
1005 tmpTrack = (AliVParticle*)(trackIter->Next());
1007 pt = tmpTrack->Pt();
1010 if(nTrackOver<=0)break;
1011 fh2NTracksPt[iType]->Fill(ptCut,nTrackOver);
1016 AliVParticle *leading = (AliVParticle*)particlesList.At(0);
1019 while((tmpTrack = (AliVParticle*)(trackIter->Next()))){
1020 Float_t tmpPt = tmpTrack->Pt();
1021 fh1PtTracksIn[iType]->Fill(tmpPt);
1022 fh1PtTracksInLow[iType]->Fill(tmpPt);
1025 Float_t tmpPhi = tmpTrack->Phi();
1026 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1027 Int_t phiBin = GetPhiBin(tmpPhi-fRPAngle);
1028 fh3MultTrackPtRP[iType]->Fill(refMult,tmpPt,phiBin);
1030 if(tmpTrack==leading){
1031 fh1PtTracksLeadingIn[iType]->Fill(tmpPt);
1032 fh2LeadingTrackPtTrackPhi[iType]->Fill(tmpPt,tmpPhi);
1036 fh1SumPtTrack[iType]->Fill(sumPt);
1043 void AliAnalysisTaskJetSpectrum2::FillMatchHistos(TList &recJetsList,TList &genJetsList){
1046 // Fill al the matching histos
1047 // It is important that the acceptances for the mathing are as large as possible
1048 // to avoid false matches on the edge of acceptance
1049 // therefore we add some extra matching jets as overhead
1051 static TArrayI aGenIndex(recJetsList.GetEntries());
1052 if(aGenIndex.GetSize()<recJetsList.GetEntries())aGenIndex.Set(recJetsList.GetEntries());
1054 static TArrayI aRecIndex(genJetsList.GetEntries());
1055 if(aRecIndex.GetSize()<genJetsList.GetEntries())aRecIndex.Set(genJetsList.GetEntries());
1058 Printf("New Gens List %d rec index Array %d",genJetsList.GetEntries(),aRecIndex.GetSize());
1059 Printf("New Rec List %d gen indey Array %d",recJetsList.GetEntries(),aGenIndex.GetSize());
1061 AliAnalysisHelperJetTasks::GetClosestJets(&genJetsList,TMath::Min((Int_t)fNMatchJets,(Int_t)genJetsList.GetEntries()),
1062 &recJetsList,TMath::Min((Int_t)fNMatchJets,(Int_t)recJetsList.GetEntries()),
1063 aGenIndex,aRecIndex,fDebug);
1066 for(int i = 0;i< aGenIndex.GetSize();++i){
1067 if(aGenIndex[i]>=0)Printf("iGenFound: %d -> %d",i,aGenIndex[i]);
1069 for(int i = 0;i< aRecIndex.GetSize();++i){
1070 if(aRecIndex[i]>=0)Printf("iRecFound: %d -> %d",i,aRecIndex[i]);
1074 Double_t container[6];
1075 Double_t containerPhiZ[6];
1077 // loop over generated jets
1079 for(int ig = 0;ig < genJetsList.GetEntries();++ig){
1080 AliAODJet *genJet = (AliAODJet*)genJetsList.At(ig);
1081 Double_t ptGen = genJet->Pt();
1082 Double_t phiGen = genJet->Phi();
1083 if(phiGen<0)phiGen+=TMath::Pi()*2.;
1084 Double_t etaGen = genJet->Eta();
1085 container[3] = ptGen;
1086 container[4] = etaGen;
1087 container[5] = phiGen;
1088 fhnJetContainer[kStep0]->Fill(&container[3]);
1089 if(JetSelected(genJet)){
1090 fhnJetContainer[kStep1]->Fill(&container[3]);
1091 Int_t ir = aRecIndex[ig];
1092 if(ir>=0&&ir<recJetsList.GetEntries()){
1093 fhnJetContainer[kStep2]->Fill(&container[3]);
1094 AliAODJet* recJet = (AliAODJet*)recJetsList.At(ir);
1095 if(JetSelected(recJet))fhnJetContainer[kStep4]->Fill(&container[3]);
1096 if(JetSelected(recJet))fhnJetContainer[kStep3]->Fill(&container[3]);
1099 }// loop over generated jets used for matching...
1103 // loop over reconstructed jets
1104 for(int ir = 0;ir < recJetsList.GetEntries();++ir){
1105 AliAODJet *recJet = (AliAODJet*)recJetsList.At(ir);
1106 Double_t etaRec = recJet->Eta();
1107 Double_t ptRec = recJet->Pt();
1108 Double_t phiRec = recJet->Phi();
1109 if(phiRec<0)phiRec+=TMath::Pi()*2.;
1110 // do something with dijets...
1112 container[0] = ptRec;
1113 container[1] = etaRec;
1114 container[2] = phiRec;
1115 containerPhiZ[0] = ptRec;
1116 containerPhiZ[1] = phiRec;
1118 fhnJetContainer[kStep0+kMaxStep]->Fill(container);
1119 if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__);
1121 if(JetSelected(recJet)){
1122 fhnJetContainer[kStep1+kMaxStep]->Fill(container);
1124 Int_t ig = aGenIndex[ir];
1125 if(ig>=0 && ig<genJetsList.GetEntries()){
1126 fhnJetContainer[kStep2+kMaxStep]->Fill(container);
1127 if (fDebug > 10)Printf("%s:%d ig = %d ir = %d",(char*)__FILE__,__LINE__,ig,ir);
1128 AliAODJet *genJet = (AliAODJet*)genJetsList.At(ig);
1129 Double_t ptGen = genJet->Pt();
1130 Double_t phiGen = genJet->Phi();
1131 if(phiGen<0)phiGen+=TMath::Pi()*2.;
1132 Double_t etaGen = genJet->Eta();
1134 container[3] = ptGen;
1135 container[4] = etaGen;
1136 container[5] = phiGen;
1137 containerPhiZ[3] = ptGen;
1139 // we accept only jets which are detected within a smaller window, to avoid ambigious pair association at the edges of the acceptance
1141 if(JetSelected(genJet))fhnJetContainer[kStep4+kMaxStep]->Fill(container);
1142 fhnJetContainer[kStep3+kMaxStep]->Fill(container);
1143 fhnCorrelation->Fill(container);
1145 Float_t delta = (ptRec-ptGen)/ptGen;
1146 fh2RelPtFGen->Fill(ptGen,delta);
1147 fh2PtFGen->Fill(ptGen,ptRec);
1149 if(fhnCorrelationPhiZRec)fhnCorrelationPhiZRec->Fill(containerPhiZ);
1152 containerPhiZ[3] = 0;
1153 if(fhnCorrelationPhiZRec)fhnCorrelationPhiZRec->Fill(containerPhiZ);
1155 }// loop over reconstructed jets
1157 if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__);
1161 void AliAnalysisTaskJetSpectrum2::MakeJetContainer(){
1163 // Create the particle container for the correction framework manager and
1166 const Int_t kNvar = 3 ; //number of variables on the grid:pt,eta, phi
1167 const Double_t kPtmin = 0.0, kPtmax = 320.; // we do not want to have empty bins at the beginning...
1168 const Double_t kEtamin = -3.0, kEtamax = 3.0;
1169 const Double_t kPhimin = 0., kPhimax = 2. * TMath::Pi();
1170 const Double_t kZmin = 0., kZmax = 1;
1172 // can we neglect migration in eta and phi?
1173 // phi should be no problem since we cover full phi and are phi symmetric
1174 // eta migration is more difficult due to needed acceptance correction
1175 // in limited eta range
1177 //arrays for the number of bins in each dimension
1179 iBin[0] = 160; //bins in pt
1180 iBin[1] = 1; //bins in eta
1181 iBin[2] = 1; // bins in phi
1183 //arrays for lower bounds :
1184 Double_t* binEdges[kNvar];
1185 for(Int_t ivar = 0; ivar < kNvar; ivar++)
1186 binEdges[ivar] = new Double_t[iBin[ivar] + 1];
1188 //values for bin lower bounds
1189 // for(Int_t i=0; i<=iBin[0]; i++) binEdges[0][i]=(Double_t)TMath::Power(10,TMath::Log10(kPtmin) + (TMath::Log10(kPtmax)-TMath::Log10(kPtmin))/iBin[0]*(Double_t)i);
1190 for(Int_t i=0; i<=iBin[0]; i++) binEdges[0][i]=(Double_t)kPtmin + (kPtmax-kPtmin)/(Double_t)iBin[0]*(Double_t)i;
1191 for(Int_t i=0; i<=iBin[1]; i++) binEdges[1][i]=(Double_t)kEtamin + (kEtamax-kEtamin)/iBin[1]*(Double_t)i;
1192 for(Int_t i=0; i<=iBin[2]; i++) binEdges[2][i]=(Double_t)kPhimin + (kPhimax-kPhimin)/iBin[2]*(Double_t)i;
1195 for(int i = 0;i < kMaxStep*2;++i){
1196 fhnJetContainer[i] = new THnSparseF(Form("fhnJetContainer%d",i),Form("THnSparse jet info %d",i),kNvar,iBin);
1197 for (int k=0; k<kNvar; k++) {
1198 fhnJetContainer[i]->SetBinEdges(k,binEdges[k]);
1201 //create correlation matrix for unfolding
1202 Int_t thnDim[2*kNvar];
1203 for (int k=0; k<kNvar; k++) {
1204 //first half : reconstructed
1206 thnDim[k] = iBin[k];
1207 thnDim[k+kNvar] = iBin[k];
1210 fhnCorrelation = new THnSparseF("fhnCorrelation","THnSparse with correlations",2*kNvar,thnDim);
1211 for (int k=0; k<kNvar; k++) {
1212 fhnCorrelation->SetBinEdges(k,binEdges[k]);
1213 fhnCorrelation->SetBinEdges(k+kNvar,binEdges[k]);
1215 fhnCorrelation->Sumw2();
1218 for(Int_t ivar = 0; ivar < kNvar; ivar++)
1219 delete [] binEdges[ivar];
1223 // for second correlation histogram
1226 const Int_t kNvarPhiZ = 4;
1227 //arrays for the number of bins in each dimension
1228 Int_t iBinPhiZ[kNvarPhiZ];
1229 iBinPhiZ[0] = 80; //bins in pt
1230 iBinPhiZ[1] = 72; //bins in phi
1231 iBinPhiZ[2] = 20; // bins in Z
1232 iBinPhiZ[3] = 80; //bins in ptgen
1236 //arrays for lower bounds :
1237 Double_t* binEdgesPhiZ[kNvarPhiZ];
1238 for(Int_t ivar = 0; ivar < kNvarPhiZ; ivar++)
1239 binEdgesPhiZ[ivar] = new Double_t[iBinPhiZ[ivar] + 1];
1241 for(Int_t i=0; i<=iBinPhiZ[0]; i++) binEdgesPhiZ[0][i]=(Double_t)kPtmin + (kPtmax-kPtmin)/(Double_t)iBinPhiZ[0]*(Double_t)i;
1242 for(Int_t i=0; i<=iBinPhiZ[1]; i++) binEdgesPhiZ[1][i]=(Double_t)kPhimin + (kPhimax-kPhimin)/iBinPhiZ[1]*(Double_t)i;
1243 for(Int_t i=0; i<=iBinPhiZ[2]; i++) binEdgesPhiZ[2][i]=(Double_t)kZmin + (kZmax-kZmin)/iBinPhiZ[2]*(Double_t)i;
1244 for(Int_t i=0; i<=iBinPhiZ[3]; i++) binEdgesPhiZ[3][i]=(Double_t)kPtmin + (kPtmax-kPtmin)/(Double_t)iBinPhiZ[3]*(Double_t)i;
1246 fhnCorrelationPhiZRec = new THnSparseF("fhnCorrelationPhiZRec","THnSparse with correlations",kNvarPhiZ,iBinPhiZ);
1247 for (int k=0; k<kNvarPhiZ; k++) {
1248 fhnCorrelationPhiZRec->SetBinEdges(k,binEdgesPhiZ[k]);
1250 fhnCorrelationPhiZRec->Sumw2();
1252 for(Int_t ivar = 0; ivar < kNvarPhiZ; ivar++)
1253 delete [] binEdgesPhiZ[ivar];
1257 void AliAnalysisTaskJetSpectrum2::Terminate(Option_t */*option*/)
1259 // Terminate analysis
1261 if (fDebug > 1) printf("AnalysisJetSpectrum2: Terminate() \n");
1265 Int_t AliAnalysisTaskJetSpectrum2::GetListOfTracks(TList *list,Int_t type){
1267 if(fDebug>2)Printf("%s:%d Selecting tracks with %d",(char*)__FILE__,__LINE__,type);
1270 if(type==kTrackAOD){
1271 AliAODEvent *aod = 0;
1272 if(fUseAODTrackInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1273 else aod = AODEvent();
1277 for(int it = 0;it < aod->GetNumberOfTracks();++it){
1278 AliAODTrack *tr = aod->GetTrack(it);
1279 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
1280 if(TMath::Abs(tr->Eta())>fTrackRecEtaWindow)continue;
1281 if(tr->Pt()<fMinTrackPt)continue;
1284 Printf("High pT track found in Event %d with p_T, %E",(int)Entry(),tr->Pt());
1285 Printf("%s read event, %d",fInputHandler->GetTree()->GetCurrentFile()->GetName(),(Int_t)fInputHandler->GetTree()->GetReadEntry());
1288 AliESDEvent *fESD = dynamic_cast<AliESDEvent*> (InputEvent());
1290 AliESDtrack *esdTr = (AliESDtrack*)fESD->GetTrack(TMath::Abs(tr->GetID()+1));
1300 else if (type == kTrackKineAll||type == kTrackKineCharged){
1301 AliMCEvent* mcEvent = MCEvent();
1302 if(!mcEvent)return iCount;
1303 // we want to have alivpartilces so use get track
1304 for(int it = 0;it < mcEvent->GetNumberOfTracks();++it){
1305 if(!mcEvent->IsPhysicalPrimary(it))continue;
1306 AliMCParticle* part = (AliMCParticle*)mcEvent->GetTrack(it);
1307 if(part->Pt()<fMinTrackPt)continue;
1308 if(type == kTrackKineAll){
1312 else if(type == kTrackKineCharged){
1313 if(part->Particle()->GetPDG()->Charge()==0)continue;
1319 else if (type == kTrackAODMCCharged || type == kTrackAODMCAll || type == kTrackAODMCChargedAcceptance) {
1320 AliAODEvent *aod = 0;
1321 if(fUseAODMCInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1322 else aod = AODEvent();
1323 if(!aod)return iCount;
1324 TClonesArray *tca = dynamic_cast<TClonesArray*>(aod->FindListObject(AliAODMCParticle::StdBranchName()));
1325 if(!tca)return iCount;
1326 for(int it = 0;it < tca->GetEntriesFast();++it){
1327 AliAODMCParticle *part = dynamic_cast<AliAODMCParticle*>(tca->At(it));
1329 if(part->Pt()<fMinTrackPt)continue;
1330 if(!part->IsPhysicalPrimary())continue;
1331 if(type == kTrackAODMCAll){
1335 else if (type == kTrackAODMCCharged || type == kTrackAODMCChargedAcceptance ){
1336 if(part->Charge()==0)continue;
1337 if(kTrackAODMCCharged){
1341 if(TMath::Abs(part->Eta())>fTrackRecEtaWindow)continue;
1354 Float_t AliAnalysisTaskJetSpectrum2::GetCentrality(){
1355 AliAODEvent *aod = 0;
1356 if(fUseAODTrackInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1357 else aod = AODEvent();
1361 return aod->GetHeader()->GetCentrality();
1366 Bool_t AliAnalysisTaskJetSpectrum2::JetSelected(AliAODJet *jet){
1367 Bool_t selected = false;
1369 if(!jet)return selected;
1371 if(fabs(jet->Eta())<fJetRecEtaWindow&&jet->Pt()>fMinJetPt){
1378 Int_t AliAnalysisTaskJetSpectrum2::GetListOfJets(TList *list,TClonesArray* jarray,Int_t type){
1380 if(fDebug>2)Printf("%s:%d Selecting jets with cuts %d",(char*)__FILE__,__LINE__,type);
1384 Printf("%s:%d no Jet array",(char*)__FILE__,__LINE__);
1389 for(int ij=0;ij<jarray->GetEntries();ij++){
1390 AliAODJet* jet = (AliAODJet*)jarray->At(ij);
1393 // No cut at all, main purpose here is sorting
1399 if(JetSelected(jet)){
1412 Int_t AliAnalysisTaskJetSpectrum2::MultFromJetRefs(TClonesArray* jets){
1416 for(int ij = 0;ij < jets->GetEntries();++ij){
1417 AliAODJet* jet = (AliAODJet*)jets->At(ij);
1419 TRefArray *refs = jet->GetRefTracks();
1421 refMult += refs->GetEntries();
1428 AliVParticle *AliAnalysisTaskJetSpectrum2::LeadingTrackFromJetRefs(AliAODJet* jet){
1430 TRefArray *refs = jet->GetRefTracks();
1432 AliVParticle *leading = 0;
1434 for(int i = 0;i<refs->GetEntries();i++){
1435 AliVParticle *tmp = dynamic_cast<AliVParticle*>(refs->At(i));
1437 if(tmp->Pt()>fMaxPt){
1446 AliVParticle *AliAnalysisTaskJetSpectrum2::LeadingTrackInCone(AliAODJet* jet,TList *list,Float_t r){
1449 AliVParticle *leading = 0;
1451 for(int i = 0;i<list->GetEntries();i++){
1452 AliVParticle *tmp = (AliVParticle*)(list->At(i));
1454 if(jet->DeltaR(tmp)>r)continue;
1455 if(tmp->Pt()>fMaxPt){
1463 Bool_t AliAnalysisTaskJetSpectrum2::CalculateReactionPlaneAngle(const TList *trackList)
1466 if(!trackList)return kFALSE;
1469 // need to get this info from elsewhere??
1470 Double_t fFlatA[2] = {1,1};
1471 Double_t fFlatB[2] = {1,1};
1474 Double_t fPsiRP =0,fDeltaPsiRP = 0;
1478 TVector2 mQ,mQ1,mQ2;
1479 Float_t mQx=0, mQy=0;
1481 Float_t mQx1=0, mQy1=0;
1482 Float_t mQx2=0, mQy2=0;
1484 AliVParticle *track=0x0;
1485 Int_t count[3]={0,0,0};
1488 for (Int_t iter=0;iter<trackList->GetEntries();iter++){
1490 track=(AliVParticle*)trackList->At(iter);
1492 //cuts already applied before
1493 // Comment DCA not correctly implemented yet for AOD tracks
1496 if(track->Charge()>0){momentum=track->Pt();}
1497 else{momentum=-track->Pt();}
1502 fh3RPPhiTracks->Fill(fCentrality,momentum,track->Phi());
1505 // Double_t phiweight=GetPhiWeight(track->Phi(),momentum);
1506 Double_t phiweight=1;
1508 if(track->Pt()<2){weight=track->Pt();}
1511 mQx += (cos(2*track->Phi()))*weight*phiweight;
1512 mQy += (sin(2*track->Phi()))*weight*phiweight;
1514 // Make random Subevents
1516 if(fRPSubeventMethod==0){
1517 if(fRandomizer->Binomial(1,0.5)){
1518 mQx1 += (cos(2*track->Phi()))*weight*phiweight;
1519 mQy1 += (sin(2*track->Phi()))*weight*phiweight;
1522 mQx2 += (cos(2*track->Phi()))*weight*phiweight;
1523 mQy2 += (sin(2*track->Phi()))*weight*phiweight;
1526 else if(fRPSubeventMethod==1){
1527 // Make eta dependent subevents
1529 mQx1 += (cos(2*track->Phi()))*weight*phiweight;
1530 mQy1 += (sin(2*track->Phi()))*weight*phiweight;
1533 mQx2 += (cos(2*track->Phi()))*weight*phiweight;
1534 mQy2 += (sin(2*track->Phi()))*weight*phiweight;
1542 //If no track passes the cuts, the ,Q.Phi() will return Pi and a peak at Pi/2 in the RP Angular Distribution will appear
1543 if(count[0]==0||count[1]==0||count[2]==0){
1551 // cout<<"MQ"<<mQx<<" " <<mQy<<" psi"<<endl;
1556 fPsiRP+=fFlatA[0]*TMath::Cos(2*fPsiRP)+fFlatB[0]*TMath::Sin(2*fPsiRP)+fFlatA[1]*TMath::Cos(4*fPsiRP)+fFlatB[1]*TMath::Sin(4*fPsiRP);
1558 Double_t fPsiRP1=mQ1.Phi()/2;
1559 fPsiRP1+=fFlatA[0]*TMath::Cos(2*fPsiRP1)+fFlatB[0]*TMath::Sin(2*fPsiRP1)+fFlatA[1]*TMath::Cos(4*fPsiRP1)+fFlatB[1]*TMath::Sin(4*fPsiRP1);
1560 Double_t fPsiRP2=mQ2.Phi()/2;
1561 fPsiRP2+=fFlatA[0]*TMath::Cos(2*fPsiRP2)+fFlatB[0]*TMath::Sin(2*fPsiRP2)+fFlatA[1]*TMath::Cos(4*fPsiRP2)+fFlatB[1]*TMath::Sin(4*fPsiRP2);
1562 fDeltaPsiRP=fPsiRP1-fPsiRP2;
1564 if(fPsiRP>TMath::Pi()){fPsiRP-=TMath::Pi();}
1565 if(fPsiRP<0){fPsiRP+=TMath::Pi();}
1567 // reactionplaneangle + Pi() is the same angle
1568 if(TMath::Abs(fDeltaPsiRP)>TMath::Pi()/2){
1569 if(fDeltaPsiRP>0)fDeltaPsiRP-=TMath::Pi();
1570 else fDeltaPsiRP+=TMath::Pi();
1573 Double_t cos2deltaRP=TMath::Cos(2*fDeltaPsiRP);
1576 fh2RPSubevents->Fill(fPsiRP1,fPsiRP2);
1577 fh1RP->Fill(fPsiRP);
1578 fh2RPCentrality->Fill(fCentrality,fPsiRP);
1579 fh2RPDeltaRP->Fill(fDeltaPsiRP,fCentrality);
1580 fh2RPQxQy->Fill(mQx,mQy);
1581 fh2RPCosDeltaRP->Fill(fCentrality,cos2deltaRP);
1588 Int_t AliAnalysisTaskJetSpectrum2::GetPhiBin(Double_t phi)
1591 if(!(TMath::Abs(phi)<=2*TMath::Pi())){AliError("phi w.r.t. RP out of defined range");return -1;}
1592 Double_t phiwrtrp=TMath::ACos(TMath::Abs(TMath::Cos(phi)));
1593 phibin=Int_t(fNRPBins*phiwrtrp/(0.5*TMath::Pi()));
1594 if(phibin<0||phibin>=fNRPBins){AliError("Phi Bin not defined");}
1598 //________________________________________________________________________