1 // **************************************
2 // Task 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 **************************************************************************/
26 #include <TInterpreter.h>
28 #include <TRefArray.h>
37 #include <TLorentzVector.h>
38 #include <TClonesArray.h>
39 #include "TDatabasePDG.h"
41 #include "AliAnalysisTaskJetCluster.h"
42 #include "AliAnalysisManager.h"
43 #include "AliJetFinder.h"
44 #include "AliJetHeader.h"
45 #include "AliJetReader.h"
46 #include "AliESDEvent.h"
47 #include "AliAODEvent.h"
48 #include "AliAODHandler.h"
49 #include "AliAODExtension.h"
50 #include "AliAODTrack.h"
51 #include "AliAODJet.h"
52 #include "AliAODMCParticle.h"
53 #include "AliMCEventHandler.h"
54 #include "AliMCEvent.h"
56 #include "AliGenPythiaEventHeader.h"
57 #include "AliJetKineReaderHeader.h"
58 #include "AliGenCocktailEventHeader.h"
59 #include "AliInputEventHandler.h"
60 #include "AliAODJetEventBackground.h"
62 #include "fastjet/PseudoJet.hh"
63 #include "fastjet/ClusterSequenceArea.hh"
64 #include "fastjet/AreaDefinition.hh"
65 #include "fastjet/JetDefinition.hh"
66 // get info on how fastjet was configured
67 #include "fastjet/config.h"
70 ClassImp(AliAnalysisTaskJetCluster)
72 AliAnalysisTaskJetCluster::~AliAnalysisTaskJetCluster(){
80 if(fTCAJetsOut)fTCAJetsOut->Delete();
83 if(fTCAJetsOutRan)fTCAJetsOutRan->Delete();
84 delete fTCAJetsOutRan;
86 if(fTCARandomConesOut)fTCARandomConesOut->Delete();
87 delete fTCARandomConesOut;
89 if(fTCARandomConesOutRan)fTCARandomConesOutRan->Delete();
90 delete fTCARandomConesOutRan;
92 if(fAODJetBackgroundOut)fAODJetBackgroundOut->Reset();
93 delete fAODJetBackgroundOut;
96 AliAnalysisTaskJetCluster::AliAnalysisTaskJetCluster():
101 fUseAODTrackInput(kFALSE),
102 fUseAODMCInput(kFALSE),
103 fUseBackgroundCalc(kFALSE),
104 fEventSelection(kFALSE),
106 fFilterMaskBestPt(0),
109 fTrackTypeRec(kTrackUndef),
110 fTrackTypeGen(kTrackUndef),
112 fNSkipLeadingCone(0),
116 fTrackEtaWindow(0.9),
119 fJetOutputMinPt(0.150),
120 fMaxTrackPtInJet(100.),
127 fBackgroundBranch(""),
138 fUseTrMomentumSmearing(kFALSE),
139 fUseDiceEfficiency(kFALSE),
141 fAlgorithm(fastjet::kt_algorithm),
142 fStrategy(fastjet::Best),
143 fRecombScheme(fastjet::BIpt_scheme),
144 fAreaType(fastjet::active_area),
146 fActiveAreaRepeats(1),
150 fTCARandomConesOut(0x0),
151 fTCARandomConesOutRan(0x0),
152 fAODJetBackgroundOut(0x0),
158 fh1PtHardTrials(0x0),
161 fh1NConstLeadingRec(0x0),
163 fh1PtJetsLeadingRecIn(0x0),
164 fh1PtJetConstRec(0x0),
165 fh1PtJetConstLeadingRec(0x0),
166 fh1PtTracksRecIn(0x0),
167 fh1PtTracksLeadingRecIn(0x0),
169 fh1NConstRecRan(0x0),
170 fh1PtJetsLeadingRecInRan(0x0),
171 fh1NConstLeadingRecRan(0x0),
172 fh1PtJetsRecInRan(0x0),
173 fh1PtTracksGenIn(0x0),
175 fh1CentralityPhySel(0x0),
177 fh1CentralitySelect(0x0),
182 fh2NRecTracksPt(0x0),
184 fh2NConstLeadingPt(0x0),
186 fh2LeadingJetPhiEta(0x0),
188 fh2LeadingJetEtaPt(0x0),
190 fh2LeadingTrackEtaPt(0x0),
191 fh2JetsLeadingPhiEta(0x0),
192 fh2JetsLeadingPhiPt(0x0),
193 fh2TracksLeadingPhiEta(0x0),
194 fh2TracksLeadingPhiPt(0x0),
195 fh2TracksLeadingJetPhiPt(0x0),
196 fh2JetsLeadingPhiPtW(0x0),
197 fh2TracksLeadingPhiPtW(0x0),
198 fh2TracksLeadingJetPhiPtW(0x0),
199 fh2NRecJetsPtRan(0x0),
201 fh2NConstLeadingPtRan(0x0),
206 fh2TracksLeadingJetPhiPtRan(0x0),
207 fh2TracksLeadingJetPhiPtWRan(0x0),
208 fh2PtGenPtSmeared(0x0),
210 fp1PtResolution(0x0),
217 for(int i = 0;i<3;i++){
218 fh1BiARandomCones[i] = 0;
219 fh1BiARandomConesRan[i] = 0;
221 for(int i = 0;i<kMaxCent;i++){
222 fh2JetsLeadingPhiPtC[i] = 0;
223 fh2JetsLeadingPhiPtWC[i] = 0; //! jet correlation with leading jet
224 fh2TracksLeadingJetPhiPtC[i] = 0;
225 fh2TracksLeadingJetPhiPtWC[i] = 0;
229 AliAnalysisTaskJetCluster::AliAnalysisTaskJetCluster(const char* name):
230 AliAnalysisTaskSE(name),
234 fUseAODTrackInput(kFALSE),
235 fUseAODMCInput(kFALSE),
236 fUseBackgroundCalc(kFALSE),
237 fEventSelection(kFALSE), fFilterMask(0),
238 fFilterMaskBestPt(0),
241 fTrackTypeRec(kTrackUndef),
242 fTrackTypeGen(kTrackUndef),
244 fNSkipLeadingCone(0),
248 fTrackEtaWindow(0.9),
251 fJetOutputMinPt(0.150),
252 fMaxTrackPtInJet(100.),
259 fBackgroundBranch(""),
270 fUseTrMomentumSmearing(kFALSE),
271 fUseDiceEfficiency(kFALSE),
273 fAlgorithm(fastjet::kt_algorithm),
274 fStrategy(fastjet::Best),
275 fRecombScheme(fastjet::BIpt_scheme),
276 fAreaType(fastjet::active_area),
278 fActiveAreaRepeats(1),
282 fTCARandomConesOut(0x0),
283 fTCARandomConesOutRan(0x0),
284 fAODJetBackgroundOut(0x0),
290 fh1PtHardTrials(0x0),
293 fh1NConstLeadingRec(0x0),
295 fh1PtJetsLeadingRecIn(0x0),
296 fh1PtJetConstRec(0x0),
297 fh1PtJetConstLeadingRec(0x0),
298 fh1PtTracksRecIn(0x0),
299 fh1PtTracksLeadingRecIn(0x0),
301 fh1NConstRecRan(0x0),
302 fh1PtJetsLeadingRecInRan(0x0),
303 fh1NConstLeadingRecRan(0x0),
304 fh1PtJetsRecInRan(0x0),
305 fh1PtTracksGenIn(0x0),
307 fh1CentralityPhySel(0x0),
309 fh1CentralitySelect(0x0),
314 fh2NRecTracksPt(0x0),
316 fh2NConstLeadingPt(0x0),
318 fh2LeadingJetPhiEta(0x0),
320 fh2LeadingJetEtaPt(0x0),
322 fh2LeadingTrackEtaPt(0x0),
323 fh2JetsLeadingPhiEta(0x0),
324 fh2JetsLeadingPhiPt(0x0),
325 fh2TracksLeadingPhiEta(0x0),
326 fh2TracksLeadingPhiPt(0x0),
327 fh2TracksLeadingJetPhiPt(0x0),
328 fh2JetsLeadingPhiPtW(0x0),
329 fh2TracksLeadingPhiPtW(0x0),
330 fh2TracksLeadingJetPhiPtW(0x0),
331 fh2NRecJetsPtRan(0x0),
333 fh2NConstLeadingPtRan(0x0),
338 fh2TracksLeadingJetPhiPtRan(0x0),
339 fh2TracksLeadingJetPhiPtWRan(0x0),
340 fh2PtGenPtSmeared(0x0),
342 fp1PtResolution(0x0),
349 for(int i = 0;i<3;i++){
350 fh1BiARandomCones[i] = 0;
351 fh1BiARandomConesRan[i] = 0;
353 for(int i = 0;i<kMaxCent;i++){
354 fh2JetsLeadingPhiPtC[i] = 0;
355 fh2JetsLeadingPhiPtWC[i] = 0; //! jet correlation with leading jet
356 fh2TracksLeadingJetPhiPtC[i] = 0;
357 fh2TracksLeadingJetPhiPtWC[i] = 0;
359 DefineOutput(1, TList::Class());
364 Bool_t AliAnalysisTaskJetCluster::Notify()
367 // Implemented Notify() to read the cross sections
368 // and number of trials from pyxsec.root
373 void AliAnalysisTaskJetCluster::UserCreateOutputObjects()
377 // Create the output container
380 fRandom = new TRandom3(0);
386 if (fDebug > 1) printf("AnalysisTaskJetCluster::UserCreateOutputObjects() \n");
390 if(fNonStdBranch.Length()!=0)
392 // only create the output branch if we have a name
393 // Create a new branch for jets...
394 // -> cleared in the UserExec....
395 // here we can also have the case that the brnaches are written to a separate file
398 fTCAJetsOut = new TClonesArray("AliAODJet", 0);
399 fTCAJetsOut->SetName(fNonStdBranch.Data());
400 AddAODBranch("TClonesArray",&fTCAJetsOut,fNonStdFile.Data());
403 if(fJetTypes&kJetRan){
404 fTCAJetsOutRan = new TClonesArray("AliAODJet", 0);
405 fTCAJetsOutRan->SetName(Form("%s_%s",fNonStdBranch.Data(),"random"));
406 if(fUseDiceEfficiency || fUseTrMomentumSmearing)
407 fTCAJetsOutRan->SetName(Form("%s_%sDetector%d%d",fNonStdBranch.Data(),"random",fUseTrMomentumSmearing,fUseDiceEfficiency));
408 AddAODBranch("TClonesArray",&fTCAJetsOutRan,fNonStdFile.Data());
411 if(fUseBackgroundCalc){
412 if(!AODEvent()->FindListObject(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data()))){
413 fAODJetBackgroundOut = new AliAODJetEventBackground();
414 fAODJetBackgroundOut->SetName(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data()));
415 if(fUseDiceEfficiency || fUseTrMomentumSmearing)
416 fAODJetBackgroundOut->SetName(Form("%s_%sDetector%d%d",AliAODJetEventBackground::StdBranchName(),fNonStdBranch.Data(),fUseTrMomentumSmearing,fUseDiceEfficiency));
418 AddAODBranch("AliAODJetEventBackground",&fAODJetBackgroundOut,fNonStdFile.Data());
421 // create the branch for the random cones with the same R
422 TString cName = Form("%sRandomConeSkip%02d",fNonStdBranch.Data(),fNSkipLeadingCone);
423 if(fUseDiceEfficiency || fUseTrMomentumSmearing)
424 cName = Form("%sDetector%d%d_RandomConeSkip%02d",fNonStdBranch.Data(),fUseTrMomentumSmearing,fUseDiceEfficiency,fNSkipLeadingCone);
428 if(!AODEvent()->FindListObject(cName.Data())){
429 fTCARandomConesOut = new TClonesArray("AliAODJet", 0);
430 fTCARandomConesOut->SetName(cName.Data());
431 AddAODBranch("TClonesArray",&fTCARandomConesOut,fNonStdFile.Data());
434 // create the branch with the random for the random cones on the random event
435 if(fJetTypes&kRCRan){
436 cName = Form("%sRandomCone_random",fNonStdBranch.Data());
437 if(!AODEvent()->FindListObject(cName.Data())){
438 fTCARandomConesOutRan = new TClonesArray("AliAODJet", 0);
439 fTCARandomConesOutRan->SetName(cName.Data());
440 AddAODBranch("TClonesArray",&fTCARandomConesOutRan,fNonStdFile.Data());
445 if(fNonStdFile.Length()!=0){
447 // case that we have an AOD extension we need to fetch the jets from the extended output
448 // we identify the extension aod event by looking for the branchname
449 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
450 // case that we have an AOD extension we need can fetch the background maybe from the extended output
451 fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0);
455 // FitMomentumResolution();
458 if(!fHistList)fHistList = new TList();
459 fHistList->SetOwner();
460 PostData(1, fHistList); // post data in any case once
462 Bool_t oldStatus = TH1::AddDirectoryStatus();
463 TH1::AddDirectory(kFALSE);
468 const Int_t nBinPt = 100;
469 Double_t binLimitsPt[nBinPt+1];
470 for(Int_t iPt = 0;iPt <= nBinPt;iPt++){
472 binLimitsPt[iPt] = 0.0;
475 binLimitsPt[iPt] = binLimitsPt[iPt-1] + 2.0;
479 const Int_t nBinPhi = 90;
480 Double_t binLimitsPhi[nBinPhi+1];
481 for(Int_t iPhi = 0;iPhi<=nBinPhi;iPhi++){
483 binLimitsPhi[iPhi] = -1.*TMath::Pi();
486 binLimitsPhi[iPhi] = binLimitsPhi[iPhi-1] + 1/(Float_t)nBinPhi * TMath::Pi()*2;
492 const Int_t nBinEta = 40;
493 Double_t binLimitsEta[nBinEta+1];
494 for(Int_t iEta = 0;iEta<=nBinEta;iEta++){
496 binLimitsEta[iEta] = -2.0;
499 binLimitsEta[iEta] = binLimitsEta[iEta-1] + 0.1;
503 const int nChMax = 5000;
505 fh1Xsec = new TProfile("fh1Xsec","xsec from pyxsec.root",1,0,1);
506 fh1Xsec->GetXaxis()->SetBinLabel(1,"<#sigma>");
508 fh1Trials = new TH1F("fh1Trials","trials root file",1,0,1);
509 fh1Trials->GetXaxis()->SetBinLabel(1,"#sum{ntrials}");
512 fh1NJetsRec = new TH1F("fh1NJetsRec","N reconstructed jets",120,-0.5,119.5);
513 fh1NJetsRecRan = new TH1F("fh1NJetsRecRan","N reconstructed jets",120,-0.5,119.5);
515 fh1NConstRec = new TH1F("fh1NConstRec","# jet constituents",120,-0.5,119.5);
516 fh1NConstRecRan = new TH1F("fh1NConstRecRan","# jet constituents",120,-0.5,119.5);
517 fh1NConstLeadingRec = new TH1F("fh1NConstLeadingRec","jet constituents",120,-0.5,119.5);
518 fh1NConstLeadingRecRan = new TH1F("fh1NConstLeadingRecRan","jet constituents",120,-0.5,119.5);
521 fh1PtHard = new TH1F("fh1PtHard","PYTHIA Pt hard;p_{T,hard}",nBinPt,binLimitsPt);
522 fh1PtHardNoW = new TH1F("fh1PtHardNoW","PYTHIA Pt hard no weight;p_{T,hard}",nBinPt,binLimitsPt);
523 fh1PtHardTrials = new TH1F("fh1PtHardTrials","PYTHIA Pt hard weight with trials;p_{T,hard}",nBinPt,binLimitsPt);
525 fh1PtJetsRecIn = new TH1F("fh1PtJetsRecIn","Rec jets P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
526 fh1PtJetsRecInRan = new TH1F("fh1PtJetsRecInRan","Rec jets P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
527 fh1PtJetsLeadingRecIn = new TH1F("fh1PtJetsLeadingRecIn","Rec jets P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
528 fh1PtJetsLeadingRecInRan = new TH1F("fh1PtJetsLeadingRecInRan","Rec jets P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
529 fh1PtJetConstRec = new TH1F("fh1PtJetsConstRec","Rec jets constituents P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
530 fh1PtJetConstLeadingRec = new TH1F("fh1PtJetsConstLeadingRec","Rec jets constituents P_T;p_{T} (GeV/c)",nBinPt,binLimitsPt);
531 fh1PtTracksRecIn = new TH1F("fh1PtTracksRecIn",Form("Rec tracks P_T #eta < %1.2f;p_{T} (GeV/c)",fTrackEtaWindow),nBinPt,binLimitsPt);
532 fh1PtTracksLeadingRecIn = new TH1F("fh1PtTracksLeadingRecIn",Form("Rec tracks P_T #eta < %1.2f ;p_{T} (GeV/c)",fTrackEtaWindow),nBinPt,binLimitsPt);
533 fh1PtTracksGenIn = new TH1F("fh1PtTracksGenIn",Form("gen tracks P_T #eta < %1.2f ;p_{T} (GeV/c)",fTrackEtaWindow),nBinPt,binLimitsPt);
534 fh1Nch = new TH1F("fh1Nch","charged multiplicity; N_{ch}",nChMax,-0.5,nChMax-0.5);
536 fh1Centrality = new TH1F("fh1Centrality",";cent (%)",111,-0.5,110.5);
537 fh1CentralitySelect = new TH1F("fh1CentralitySelect",";cent (%)",111,-0.5,110.5);
538 fh1CentralityPhySel = new TH1F("fh1CentralityPhySel",";cent (%)",111,-0.5,110.5);
540 fh1Z = new TH1F("fh1Z",";zvtx",100,-25,25);
541 fh1ZSelect = new TH1F("fh1ZSelect",";zvtx",100,-25,25);
542 fh1ZPhySel = new TH1F("fh1ZPhySel",";zvtx",100,-25,25);
544 fh2NRecJetsPt = new TH2F("fh2NRecJetsPt","Number of jets above threshhold;p_{T,cut} (GeV/c);N_{jets}",nBinPt,binLimitsPt,50,-0.5,49.5);
545 fh2NRecJetsPtRan = new TH2F("fh2NRecJetsPtRan","Number of jets above threshhold;p_{T,cut} (GeV/c);N_{jets}",nBinPt,binLimitsPt,50,-0.5,49.5);
546 fh2NRecTracksPt = new TH2F("fh2NRecTracksPt","Number of tracks above threshhold;p_{T,cut} (GeV/c);N_{tracks}",nBinPt,binLimitsPt,50,-0.5,49.5);
550 fh2NConstPt = new TH2F("fh2NConstPt","Number of constituents ;p_{T} (GeV/c);N",nBinPt,binLimitsPt,50,-0.5,49.5);
551 fh2NConstLeadingPt = new TH2F("fh2NConstLeadingPt","Number of constituents ;p_{T} (GeV/c);N",nBinPt,binLimitsPt,50,-0.5,49.5);
552 fh2NConstPtRan = new TH2F("fh2NConstPtRan","Number of constituents ;p_{T} (GeV/c);N",nBinPt,binLimitsPt,50,-0.5,49.5);
553 fh2NConstLeadingPtRan = new TH2F("fh2NConstLeadingPtRan","Number of constituents ;p_{T} (GeV/c);N",nBinPt,binLimitsPt,50,-0.5,49.5);
555 fh2PtNch = new TH2F("fh2PtNch","p_T of cluster vs. multiplicity; N_{ch};p_{T} (GeV/c);",nChMax,-0.5,nChMax-0.5,nBinPt,binLimitsPt);
556 fh2PtNchRan = new TH2F("fh2PtNchRan","p_T of cluster vs. multiplicity ran; N_{ch};p_{T} (GeV/c);",nChMax,-0.5,nChMax-0.5,nBinPt,binLimitsPt);
557 fh2PtNchN = new TH2F("fh2PtNchN","p_T of cluster vs. multiplicity N weighted; N_{ch};p_{T} (GeV/c);",nChMax,-0.5,nChMax-0.5,nBinPt,binLimitsPt);
558 fh2PtNchNRan = new TH2F("fh2PtNchNRan","p_T of cluster vs. multiplicity N weighted ran; N_{ch};p_{T} (GeV/c);",nChMax,-0.5,nChMax-0.5,nBinPt,binLimitsPt);
562 fh2JetPhiEta = new TH2F("fh2JetPhiEta","eta vs phi all jets;#phi;#eta",
563 nBinPhi,0.,2.*TMath::Pi(),nBinEta,binLimitsEta);
564 fh2LeadingJetPhiEta = new TH2F("fh2LeadingJetPhiEta","eta vs phi leading jets;#phi;#eta",
565 nBinPhi,0.,2.*TMath::Pi(),nBinEta,binLimitsEta);
567 fh2JetEtaPt = new TH2F("fh2JetEtaPt","pt vs eta all jets;#eta;p_{T}",
568 nBinEta,binLimitsEta,nBinPt,binLimitsPt);
569 fh2LeadingJetEtaPt = new TH2F("fh2LeadingJetEtaPt","pT vs eta leading jets;#eta;p_{T}",
570 nBinEta,binLimitsEta,nBinPt,binLimitsPt);
572 fh2TrackEtaPt = new TH2F("fh2TrackEtaPt","pt vs eta all jets;#eta;p_{T}",
573 nBinEta,binLimitsEta,nBinPt,binLimitsPt);
574 fh2LeadingTrackEtaPt = new TH2F("fh2LeadingTrackEtaPt","pT vs eta leading jets;#eta;p_{T}",
575 nBinEta,binLimitsEta,nBinPt,binLimitsPt);
579 fh2JetsLeadingPhiEta = new TH2F("fh2JetsLeadingPhiEta","delta eta vs delta phi to leading jet;#Delta#phi;#Delta#eta",
580 nBinPhi,binLimitsPhi,nBinEta,binLimitsEta);
581 fh2JetsLeadingPhiPt = new TH2F("fh2JetsLeadingPhiPt","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
582 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
583 fh2TracksLeadingPhiEta = new TH2F("fh2TracksLeadingPhiEta","delta eta vs delta phi to leading track;#Delta#phi;#Delta#eta",
584 nBinPhi,binLimitsPhi,nBinEta,binLimitsEta);
585 fh2TracksLeadingPhiPt = new TH2F("fh2TracksLeadingPhiPt","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
586 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
587 fh2TracksLeadingJetPhiPt = new TH2F("fh2TracksLeadingJetPhiPt","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
588 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
589 fh2TracksLeadingJetPhiPtRan = new TH2F("fh2TracksLeadingJetPhiPtRan","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
590 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
592 fh2JetsLeadingPhiPtW = new TH2F("fh2JetsLeadingPhiPtW","leading p_T vs delta phi p_T weigted to leading jet;#Delta#phi;p_{T} (GeV/c)",
593 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
594 fh2TracksLeadingPhiPtW = new TH2F("fh2TracksLeadingPhiPtW","leading p_T vs delta phi to leading jet (p_T weighted);#Delta#phi;p_{T} (GeV/c)",
595 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
597 fh2TracksLeadingJetPhiPtW = new TH2F("fh2TracksLeadingJetPhiPtW","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
598 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
599 fh2TracksLeadingJetPhiPtWRan = new TH2F("fh2TracksLeadingJetPhiPtWRan","leading p_T vs delta phi to leading jet;#Delta#phi;p_{T} (GeV/c)",
600 nBinPhi,binLimitsPhi,nBinPt,binLimitsPt);
602 //Detector level effects histos
603 fh2PtGenPtSmeared = new TH2F("fh2PtGenPtSmeared","fh2PtGenPtSmeared",nBinPt,binLimitsPt,nBinPt,binLimitsPt);
605 fp1Efficiency = new TProfile("fp1Efficiency","fp1Efficiency",nBinPt,binLimitsPt);
606 fp1PtResolution = new TProfile("fp1PtResolution","fp1PtResolution",nBinPt,binLimitsPt);
608 fHistList->Add(fh2PtGenPtSmeared);
609 fHistList->Add(fp1Efficiency);
610 fHistList->Add(fp1PtResolution);
612 if(fNRandomCones>0&&fUseBackgroundCalc){
613 for(int i = 0;i<3;i++){
614 fh1BiARandomCones[i] = new TH1F(Form("fh1BiARandomCones%d",i),";B_{i}^{A} (GeV/c)",200,-100,100);
615 fh1BiARandomConesRan[i] = new TH1F(Form("fh1BiARandomConesRan%d",i),";B_{i}^{A} (GeV/c)",200,-100,100);
619 for(int i = 0;i < kMaxCent;i++){
620 fh2JetsLeadingPhiPtC[i] = (TH2F*)fh2JetsLeadingPhiPt->Clone(Form("%s_C%02d",fh2JetsLeadingPhiPt->GetName(),i+1));
621 fh2JetsLeadingPhiPtWC[i]= (TH2F*)fh2JetsLeadingPhiPtW->Clone(Form("%s_C%02d",fh2JetsLeadingPhiPtW->GetName(),i+1));
622 fh2TracksLeadingJetPhiPtC[i] = (TH2F*)fh2TracksLeadingJetPhiPt->Clone(Form("%s_C%02d",fh2TracksLeadingJetPhiPt->GetName(),i+1));
623 fh2TracksLeadingJetPhiPtWC[i] = (TH2F*)fh2TracksLeadingJetPhiPtW->Clone(Form("%s_C%02d",fh2TracksLeadingJetPhiPtW->GetName(),i+1));
626 const Int_t saveLevel = 3; // large save level more histos
628 fHistList->Add(fh1Xsec);
629 fHistList->Add(fh1Trials);
631 fHistList->Add(fh1NJetsRec);
632 fHistList->Add(fh1NConstRec);
633 fHistList->Add(fh1NConstLeadingRec);
634 fHistList->Add(fh1PtJetsRecIn);
635 fHistList->Add(fh1PtJetsLeadingRecIn);
636 fHistList->Add(fh1PtTracksRecIn);
637 fHistList->Add(fh1PtTracksLeadingRecIn);
638 fHistList->Add(fh1PtJetConstRec);
639 fHistList->Add(fh1PtJetConstLeadingRec);
640 fHistList->Add(fh1NJetsRecRan);
641 fHistList->Add(fh1NConstRecRan);
642 fHistList->Add(fh1PtJetsLeadingRecInRan);
643 fHistList->Add(fh1NConstLeadingRecRan);
644 fHistList->Add(fh1PtJetsRecInRan);
645 fHistList->Add(fh1Nch);
646 fHistList->Add(fh1Centrality);
647 fHistList->Add(fh1CentralitySelect);
648 fHistList->Add(fh1CentralityPhySel);
649 fHistList->Add(fh1Z);
650 fHistList->Add(fh1ZSelect);
651 fHistList->Add(fh1ZPhySel);
652 if(fNRandomCones>0&&fUseBackgroundCalc){
653 for(int i = 0;i<3;i++){
654 fHistList->Add(fh1BiARandomCones[i]);
655 fHistList->Add(fh1BiARandomConesRan[i]);
658 for(int i = 0;i < kMaxCent;i++){
659 fHistList->Add(fh2JetsLeadingPhiPtC[i]);
660 fHistList->Add(fh2JetsLeadingPhiPtWC[i]);
661 fHistList->Add(fh2TracksLeadingJetPhiPtC[i]);
662 fHistList->Add(fh2TracksLeadingJetPhiPtWC[i]);
665 fHistList->Add(fh2NRecJetsPt);
666 fHistList->Add(fh2NRecTracksPt);
667 fHistList->Add(fh2NConstPt);
668 fHistList->Add(fh2NConstLeadingPt);
669 fHistList->Add(fh2PtNch);
670 fHistList->Add(fh2PtNchRan);
671 fHistList->Add(fh2PtNchN);
672 fHistList->Add(fh2PtNchNRan);
673 fHistList->Add(fh2JetPhiEta);
674 fHistList->Add(fh2LeadingJetPhiEta);
675 fHistList->Add(fh2JetEtaPt);
676 fHistList->Add(fh2LeadingJetEtaPt);
677 fHistList->Add(fh2TrackEtaPt);
678 fHistList->Add(fh2LeadingTrackEtaPt);
679 fHistList->Add(fh2JetsLeadingPhiEta );
680 fHistList->Add(fh2JetsLeadingPhiPt);
681 fHistList->Add(fh2TracksLeadingPhiEta);
682 fHistList->Add(fh2TracksLeadingPhiPt);
683 fHistList->Add(fh2TracksLeadingJetPhiPt);
684 fHistList->Add(fh2JetsLeadingPhiPtW);
685 fHistList->Add(fh2TracksLeadingPhiPtW);
686 fHistList->Add(fh2TracksLeadingJetPhiPtW);
687 fHistList->Add(fh2NRecJetsPtRan);
688 fHistList->Add(fh2NConstPtRan);
689 fHistList->Add(fh2NConstLeadingPtRan);
690 fHistList->Add(fh2TracksLeadingJetPhiPtRan);
691 fHistList->Add(fh2TracksLeadingJetPhiPtWRan);
694 // =========== Switch on Sumw2 for all histos ===========
695 for (Int_t i=0; i<fHistList->GetEntries(); ++i) {
696 TH1 *h1 = dynamic_cast<TH1*>(fHistList->At(i));
701 THnSparse *hn = dynamic_cast<THnSparse*>(fHistList->At(i));
704 TH1::AddDirectory(oldStatus);
707 void AliAnalysisTaskJetCluster::Init()
713 if (fDebug > 1) printf("AnalysisTaskJetCluster::Init() \n");
715 FitMomentumResolution();
719 void AliAnalysisTaskJetCluster::UserExec(Option_t */*option*/)
722 // handle and reset the output jet branch
724 if(fTCAJetsOut)fTCAJetsOut->Delete();
725 if(fTCAJetsOutRan)fTCAJetsOutRan->Delete();
726 if(fTCARandomConesOut)fTCARandomConesOut->Delete();
727 if(fTCARandomConesOutRan)fTCARandomConesOutRan->Delete();
728 if(fAODJetBackgroundOut)fAODJetBackgroundOut->Reset();
730 AliAODJetEventBackground* externalBackground = 0;
731 if(!externalBackground&&fBackgroundBranch.Length()){
732 externalBackground = (AliAODJetEventBackground*)(AODEvent()->FindListObject(fBackgroundBranch.Data()));
733 if((!externalBackground)&&fAODExtension)externalBackground = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(fBackgroundBranch.Data()));
734 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
737 // Execute analysis for current event
739 AliESDEvent *fESD = 0;
740 if(fUseAODTrackInput){
741 fAOD = dynamic_cast<AliAODEvent*>(InputEvent());
743 Printf("%s:%d AODEvent not found in Input Manager %d",(char*)__FILE__,__LINE__,fUseAODTrackInput);
749 // assume that the AOD is in the general output...
752 Printf("%s:%d AODEvent not found in the Output",(char*)__FILE__,__LINE__);
756 fESD = dynamic_cast<AliESDEvent*> (InputEvent());
760 //Check if information is provided detector level effects
761 if(!fMomResH1 || !fMomResH2 || !fMomResH3) fUseTrMomentumSmearing = kFALSE;
762 if(!fhEffH1 || !fhEffH2 || !fhEffH3) fUseDiceEfficiency = kFALSE;
764 Bool_t selectEvent = false;
765 Bool_t physicsSelection = true;// handled by the framework(fInputHandler->IsEventSelected()&AliVEvent::kMB)==AliVEvent::kMB;
771 const AliAODVertex *vtxAOD = fAOD->GetPrimaryVertex();
772 TString vtxTitle(vtxAOD->GetTitle());
773 zVtx = vtxAOD->GetZ();
775 cent = fAOD->GetHeader()->GetCentrality();
776 if(cent<10)cenClass = 0;
777 else if(cent<30)cenClass = 1;
778 else if(cent<50)cenClass = 2;
779 else if(cent<80)cenClass = 3;
780 if(physicsSelection){
781 fh1CentralityPhySel->Fill(cent);
782 fh1ZPhySel->Fill(zVtx);
786 if(vtxAOD->GetNContributors()>2&&!vtxTitle.Contains("TPCVertex")){
787 Float_t yvtx = vtxAOD->GetY();
788 Float_t xvtx = vtxAOD->GetX();
789 Float_t r2 = yvtx*yvtx+xvtx*xvtx;
790 if(TMath::Abs(zVtx)<fVtxZCut&&r2<fVtxR2Cut){ // apply vertex cut later on
791 if(physicsSelection){
797 if(cent<fCentCutLo||cent>fCentCutUp){
808 PostData(1, fHistList);
811 fh1Centrality->Fill(cent);
813 fh1Trials->Fill("#sum{ntrials}",1);
816 if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__);
818 // ==== General variables needed
822 // we simply fetch the tracks/mc particles as a list of AliVParticles
827 Int_t nT = GetListOfTracks(&recParticles,fTrackTypeRec);
828 Float_t nCh = recParticles.GetEntries();
830 if(fDebug>2)Printf("%s:%d Selected Rec tracks: %d %d",(char*)__FILE__,__LINE__,nT,recParticles.GetEntries());
831 nT = GetListOfTracks(&genParticles,fTrackTypeGen);
832 if(fDebug>2)Printf("%s:%d Selected Gen tracks: %d %d",(char*)__FILE__,__LINE__,nT,genParticles.GetEntries());
836 vector<fastjet::PseudoJet> inputParticlesRec;
837 vector<fastjet::PseudoJet> inputParticlesRecRan;
839 // Generate the random cones
841 AliAODJet vTmpRan(1,0,0,1);
842 for(int i = 0; i < recParticles.GetEntries(); i++){
843 AliVParticle *vp = (AliVParticle*)recParticles.At(i);
845 // Carefull energy is not well determined in real data, should not matter for p_T scheme?
846 // we take total momentum here
848 if((!fUseTrMomentumSmearing) && (!fUseDiceEfficiency)) {
849 //Add particles to fastjet in case we are not running toy model
850 fastjet::PseudoJet jInp(vp->Px(),vp->Py(),vp->Pz(),vp->P());
851 jInp.set_user_index(i);
852 inputParticlesRec.push_back(jInp);
854 else if(fUseDiceEfficiency) {
856 // Dice to decide if particle is kept or not - toy model for efficiency
858 Double_t rnd = fRandom->Uniform(1.);
859 Double_t pT = vp->Pt();
860 Double_t eff[3] = {0.};
862 if(pT>10.) pTtmp = 10.;
863 Double_t eff1 = fhEffH1->GetBinContent(fhEffH1->FindBin(pTtmp));
864 Double_t eff2 = fhEffH2->GetBinContent(fhEffH2->FindBin(pTtmp));
865 Double_t eff3 = fhEffH3->GetBinContent(fhEffH3->FindBin(pTtmp));
867 //Sort efficiencies from large to small
868 if(eff1>eff2 && eff1>eff3) {
883 else if(eff2>eff1 && eff2>eff3) {
898 else if(eff3>eff1 && eff3>eff2) {
914 Double_t sumEff = eff[0]+eff[1]+eff[2];
915 fp1Efficiency->Fill(vp->Pt(),sumEff);
916 if(rnd>sumEff) continue;
918 if(fUseTrMomentumSmearing) {
919 //Smear momentum of generated particle
921 //Select hybrid track category
923 smear = GetMomentumSmearing(cat[2],pT);
924 else if(rnd<=(eff[2]+eff[1]))
925 smear = GetMomentumSmearing(cat[1],pT);
927 smear = GetMomentumSmearing(cat[0],pT);
929 fp1PtResolution->Fill(vp->Pt(),smear);
931 Double_t sigma = vp->Pt()*smear;
932 Double_t pTrec = fRandom->Gaus(vp->Pt(),sigma);
934 Double_t phi = vp->Phi();
935 Double_t theta = 2.*TMath::ATan(TMath::Exp(-1.*(vp->Eta())));
936 Double_t pX = pTrec * TMath::Cos(phi);
937 Double_t pY = pTrec * TMath::Sin(phi);
938 Double_t pZ = pTrec/TMath::Tan(theta);
939 Double_t p=TMath::Sqrt(pTrec*pTrec+pZ*pZ);
941 fh2PtGenPtSmeared->Fill(vp->Pt(),pTrec);
943 fastjet::PseudoJet jInp(pX,pY,pZ,p);
944 jInp.set_user_index(i);
945 inputParticlesRec.push_back(jInp);
949 fastjet::PseudoJet jInp(vp->Px(),vp->Py(),vp->Pz(),vp->P());
950 jInp.set_user_index(i);
951 inputParticlesRec.push_back(jInp);
957 // the randomized input changes eta and phi, but keeps the p_T
958 if(i>=fNSkipLeadingRan){// eventually skip the leading particles
959 Double_t pT = vp->Pt();
960 Double_t eta = 2.*fTrackEtaWindow * fRandom->Rndm() - fTrackEtaWindow;
961 Double_t phi = 2.* TMath::Pi() * fRandom->Rndm();
963 Double_t theta = 2.*TMath::ATan(TMath::Exp(-eta));
964 Double_t pZ = pT/TMath::Tan(theta);
966 Double_t pX = pT * TMath::Cos(phi);
967 Double_t pY = pT * TMath::Sin(phi);
968 Double_t p = TMath::Sqrt(pT*pT+pZ*pZ);
969 fastjet::PseudoJet jInpRan(pX,pY,pZ,p);
971 jInpRan.set_user_index(i);
972 inputParticlesRecRan.push_back(jInpRan);
973 vTmpRan.SetPxPyPzE(pX,pY,pZ,p);
976 // fill the tref array, only needed when we write out jets
979 fRef->Delete(); // make sure to delete before placement new...
980 if((!fUseTrMomentumSmearing) && (!fUseDiceEfficiency)) {
981 new(fRef) TRefArray(TProcessID::GetProcessWithUID(vp)); //TRefArray does not work with toy model ...
984 if((!fUseTrMomentumSmearing) && (!fUseDiceEfficiency)) fRef->Add(vp); //TRefArray does not work with toy model ...
988 if(inputParticlesRec.size()==0){
989 if(fDebug)Printf("%s:%d No input particles found, skipping event",(char*)__FILE__,__LINE__);
990 PostData(1, fHistList);
995 // employ setters for these...
998 // now create the object that holds info about ghosts
1000 if(!fUseBackgroundCalc&& fNonStdBranch.Length()==0){
1001 // reduce CPU time...
1003 fActiveAreaRepeats = 0;
1007 fastjet::GhostedAreaSpec ghostSpec(fGhostEtamax, fActiveAreaRepeats, fGhostArea);
1008 fastjet::AreaType areaType = fastjet::active_area;
1009 fastjet::AreaDefinition areaDef = fastjet::AreaDefinition(areaType,ghostSpec);
1010 fastjet::JetDefinition jetDef(fAlgorithm, fRparam, fRecombScheme, fStrategy);
1011 fastjet::ClusterSequenceArea clustSeq(inputParticlesRec, jetDef,areaDef);
1013 //range where to compute background
1014 Double_t phiMin = 0, phiMax = 0, rapMin = 0, rapMax = 0;
1016 phiMax = 2*TMath::Pi();
1017 rapMax = fGhostEtamax - fRparam;
1018 rapMin = - fGhostEtamax + fRparam;
1019 fastjet::RangeDefinition range(rapMin,rapMax, phiMin, phiMax);
1022 const vector <fastjet::PseudoJet> &inclusiveJets = clustSeq.inclusive_jets();
1023 const vector <fastjet::PseudoJet> &sortedJets = sorted_by_pt(inclusiveJets);
1026 fh1NJetsRec->Fill(sortedJets.size());
1028 // loop over all jets an fill information, first on is the leading jet
1030 Int_t nRecOver = inclusiveJets.size();
1031 Int_t nRec = inclusiveJets.size();
1032 if(inclusiveJets.size()>0){
1033 AliAODJet leadingJet (sortedJets[0].px(), sortedJets[0].py(), sortedJets[0].pz(), sortedJets[0].E());
1034 Double_t area = clustSeq.area(sortedJets[0]);
1035 leadingJet.SetEffArea(area,0);
1036 Float_t pt = leadingJet.Pt();
1037 Int_t nAodOutJets = 0;
1038 Int_t nAodOutTracks = 0;
1039 AliAODJet *aodOutJet = 0;
1042 for(int i = 1;i <= fh2NRecJetsPt->GetNbinsX();i++){
1043 Float_t ptCut = fh2NRecJetsPt->GetXaxis()->GetBinCenter(i);
1044 while(pt<ptCut&&iCount<nRec){
1048 pt = sortedJets[iCount].perp();
1051 if(nRecOver<=0)break;
1052 fh2NRecJetsPt->Fill(ptCut,nRecOver);
1054 Float_t phi = leadingJet.Phi();
1055 if(phi<0)phi+=TMath::Pi()*2.;
1056 Float_t eta = leadingJet.Eta();
1058 if(externalBackground){
1059 // carefull has to be filled in a task before
1060 // todo, ReArrange to the botom
1061 pTback = externalBackground->GetBackground(2)*leadingJet.EffectiveAreaCharged();
1063 pt = leadingJet.Pt() - pTback;
1064 // correlation of leading jet with tracks
1065 TIterator *recIter = recParticles.MakeIterator();
1067 AliVParticle *tmpRecTrack = 0;
1068 while((tmpRecTrack = (AliVParticle*)(recIter->Next()))){
1069 Float_t tmpPt = tmpRecTrack->Pt();
1071 Float_t tmpPhi = tmpRecTrack->Phi();
1072 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1073 Float_t dPhi = phi - tmpPhi;
1074 if(dPhi>TMath::Pi())dPhi = dPhi - 2.*TMath::Pi();
1075 if(dPhi<(-1.*TMath::Pi()))dPhi = dPhi + 2.*TMath::Pi();
1076 fh2TracksLeadingJetPhiPt->Fill(dPhi,pt);
1077 fh2TracksLeadingJetPhiPtW->Fill(dPhi,pt,tmpPt);
1079 fh2TracksLeadingJetPhiPtC[cenClass]->Fill(dPhi,pt);
1080 fh2TracksLeadingJetPhiPtWC[cenClass]->Fill(dPhi,pt,tmpPt);
1086 TLorentzVector vecareab;
1087 for(int j = 0; j < nRec;j++){
1088 AliAODJet tmpRec (sortedJets[j].px(), sortedJets[j].py(), sortedJets[j].pz(), sortedJets[j].E());
1091 Float_t tmpPt = tmpRec.Pt();
1093 if(tmpPt>fJetOutputMinPt&&fTCAJetsOut){// cut on the non-background subtracted...
1094 aodOutJet = new ((*fTCAJetsOut)[nAodOutJets++]) AliAODJet(tmpRec);
1095 aodOutJet->GetRefTracks()->Clear();
1096 Double_t area1 = clustSeq.area(sortedJets[j]);
1097 aodOutJet->SetEffArea(area1,0);
1098 fastjet::PseudoJet vecarea=clustSeq.area_4vector(sortedJets[j]);
1099 vecareab.SetPxPyPzE(vecarea.px(),vecarea.py(),vecarea.pz(),vecarea.e());
1100 aodOutJet->SetVectorAreaCharged(&vecareab);
1104 Float_t tmpPtBack = 0;
1105 if(externalBackground){
1106 // carefull has to be filled in a task before
1107 // todo, ReArrange to the botom
1108 tmpPtBack = externalBackground->GetBackground(2)*tmpRec.EffectiveAreaCharged();
1110 tmpPt = tmpPt - tmpPtBack;
1111 if(tmpPt<0)tmpPt = 0; // avoid negative weights...
1113 fh1PtJetsRecIn->Fill(tmpPt);
1114 // Fill Spectra with constituentsemacs
1115 const vector<fastjet::PseudoJet> &constituents = clustSeq.constituents(sortedJets[j]);
1117 fh1NConstRec->Fill(constituents.size());
1118 fh2PtNch->Fill(nCh,tmpPt);
1119 fh2PtNchN->Fill(nCh,tmpPt,constituents.size());
1120 fh2NConstPt->Fill(tmpPt,constituents.size());
1121 // loop over constiutents and fill spectrum
1123 AliVParticle *partLead = 0;
1124 Float_t ptLead = -1;
1126 for(unsigned int ic = 0; ic < constituents.size();ic++){
1127 AliVParticle *part = (AliVParticle*)recParticles.At(constituents[ic].user_index());
1129 fh1PtJetConstRec->Fill(part->Pt());
1131 if((!fUseTrMomentumSmearing) && (!fUseDiceEfficiency)) aodOutJet->AddTrack(fRef->At(constituents[ic].user_index()));
1132 if(part->Pt()>fMaxTrackPtInJet){
1133 aodOutJet->SetTrigger(AliAODJet::kHighTrackPtTriggered);
1136 if(part->Pt()>ptLead){
1139 if(j==0)fh1PtJetConstLeadingRec->Fill(part->Pt());
1142 AliAODTrack *aodT = 0;
1144 if(aodT = dynamic_cast<AliAODTrack*>(partLead)){
1145 if(aodT->TestFilterBit(fFilterMaskBestPt)){
1146 aodOutJet->SetTrigger(AliAODJet::kHighTrackPtBest);
1152 Float_t tmpPhi = tmpRec.Phi();
1153 Float_t tmpEta = tmpRec.Eta();
1154 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1156 fh1PtJetsLeadingRecIn->Fill(tmpPt);
1157 fh2LeadingJetPhiEta->Fill(tmpPhi,tmpEta);
1158 fh2LeadingJetEtaPt->Fill(tmpEta,tmpPt);
1159 fh1NConstLeadingRec->Fill(constituents.size());
1160 fh2NConstLeadingPt->Fill(tmpPt,constituents.size());
1163 fh2JetPhiEta->Fill(tmpRec.Phi(),tmpEta);
1164 fh2JetEtaPt->Fill(tmpEta,tmpPt);
1165 Float_t dPhi = phi - tmpPhi;
1166 if(dPhi>TMath::Pi())dPhi = dPhi - 2.*TMath::Pi();
1167 if(dPhi<(-1.*TMath::Pi()))dPhi = dPhi + 2.*TMath::Pi();
1168 Float_t dEta = eta - tmpRec.Eta();
1169 fh2JetsLeadingPhiEta->Fill(dPhi,dEta);
1170 fh2JetsLeadingPhiPt->Fill(dPhi,pt);
1172 fh2JetsLeadingPhiPtC[cenClass]->Fill(dPhi,pt);
1173 fh2JetsLeadingPhiPtWC[cenClass]->Fill(dPhi,pt,tmpPt);
1175 fh2JetsLeadingPhiPtW->Fill(dPhi,pt,tmpPt);
1176 }// loop over reconstructed jets
1181 // Add the random cones...
1182 if(fNRandomCones>0&&fTCARandomConesOut){
1183 // create a random jet within the acceptance
1184 Double_t etaMax = fTrackEtaWindow - fRparam;
1187 Double_t pTC = 1; // small number
1188 for(int ir = 0;ir < fNRandomCones;ir++){
1189 Double_t etaC = etaMax*2.*(fRandom->Rndm()-0.5); // +- etamax
1190 Double_t phiC = fRandom->Rndm()*2.*TMath::Pi(); // 0 - 2pi
1192 Double_t thetaC = 2.*TMath::ATan(TMath::Exp(-etaC));
1193 Double_t pZC = pTC/TMath::Tan(thetaC);
1194 Double_t pXC = pTC * TMath::Cos(phiC);
1195 Double_t pYC = pTC * TMath::Sin(phiC);
1196 Double_t pC = TMath::Sqrt(pTC*pTC+pZC*pZC);
1197 AliAODJet tmpRecC (pXC,pYC,pZC, pC);
1199 for(int jj = 0; jj < TMath::Min(nRec,fNSkipLeadingCone);jj++){// test for overlap with leading jets
1200 AliAODJet jet (sortedJets[jj].px(), sortedJets[jj].py(), sortedJets[jj].pz(), sortedJets[jj].E());
1201 if(jet.DeltaR(& tmpRecC)<2.*fRparam+0.2){
1206 // test for overlap with previous cones to avoid double counting
1207 for(int iic = 0;iic<ir;iic++){
1208 AliAODJet *iicone = (AliAODJet*)fTCARandomConesOut->At(iic);
1210 if(iicone->DeltaR(&tmpRecC)<2.*fRparam){
1217 tmpRecC.SetBgEnergy(0,0); // this is use as temporary storage of the summed p_T below
1218 if(fTCARandomConesOut)new ((*fTCARandomConesOut)[nCone++]) AliAODJet(tmpRecC);
1219 if(fTCARandomConesOutRan)new ((*fTCARandomConesOutRan)[nConeRan++]) AliAODJet(tmpRecC);
1220 }// loop over random cones creation
1223 // loop over the reconstructed particles and add up the pT in the random cones
1224 // maybe better to loop over randomized particles not in the real jets...
1225 // but this by definition brings dow average energy in the whole event
1226 AliAODJet vTmpRanR(1,0,0,1);
1227 for(int i = 0; i < recParticles.GetEntries(); i++){
1228 AliVParticle *vp = (AliVParticle*)recParticles.At(i);
1229 if(fTCARandomConesOut){
1230 for(int ir = 0;ir < fNRandomCones;ir++){
1231 AliAODJet *jC = (AliAODJet*)fTCARandomConesOut->At(ir);
1232 if(jC&&jC->DeltaR(vp)<fRparam){
1233 if(vp->Pt()>fMaxTrackPtInJet)jC->SetTrigger(AliAODJet::kHighTrackPtTriggered);
1234 jC->SetBgEnergy(jC->ChargedBgEnergy()+vp->Pt(),0);
1237 }// add up energy in cone
1239 // the randomized input changes eta and phi, but keeps the p_T
1240 if(i>=fNSkipLeadingRan){// eventually skip the leading particles
1241 Double_t pTR = vp->Pt();
1242 Double_t etaR = 2.*fTrackEtaWindow* fRandom->Rndm() - fTrackEtaWindow;
1243 Double_t phiR = 2.* TMath::Pi() * fRandom->Rndm();
1245 Double_t thetaR = 2.*TMath::ATan(TMath::Exp(-etaR));
1246 Double_t pZR = pTR/TMath::Tan(thetaR);
1248 Double_t pXR = pTR * TMath::Cos(phiR);
1249 Double_t pYR = pTR * TMath::Sin(phiR);
1250 Double_t pR = TMath::Sqrt(pTR*pTR+pZR*pZR);
1251 vTmpRanR.SetPxPyPzE(pXR,pYR,pZR,pR);
1252 if(fTCARandomConesOutRan){
1253 for(int ir = 0;ir < fTCARandomConesOutRan->GetEntriesFast();ir++){
1254 AliAODJet *jC = (AliAODJet*)fTCARandomConesOutRan->At(ir);
1255 if(jC&&jC->DeltaR(&vTmpRanR)<fRparam){
1256 if(vTmpRanR.Pt()>fMaxTrackPtInJet)jC->SetTrigger(AliAODJet::kHighTrackPtTriggered);
1257 jC->SetBgEnergy(jC->ChargedBgEnergy()+vTmpRanR.Pt(),0);
1262 }// loop over recparticles
1264 Float_t jetArea = fRparam*fRparam*TMath::Pi();
1265 if(fTCARandomConesOut){
1266 for(int ir = 0;ir < fTCARandomConesOut->GetEntriesFast();ir++){
1267 // rescale the momntum vectors for the random cones
1269 AliAODJet *rC = (AliAODJet*)fTCARandomConesOut->At(ir);
1271 Double_t etaC = rC->Eta();
1272 Double_t phiC = rC->Phi();
1273 // massless jet, unit vector
1274 pTC = rC->ChargedBgEnergy();
1275 if(pTC<=0)pTC = 0.001; // for almost empty events
1276 Double_t thetaC = 2.*TMath::ATan(TMath::Exp(-etaC));
1277 Double_t pZC = pTC/TMath::Tan(thetaC);
1278 Double_t pXC = pTC * TMath::Cos(phiC);
1279 Double_t pYC = pTC * TMath::Sin(phiC);
1280 Double_t pC = TMath::Sqrt(pTC*pTC+pZC*pZC);
1281 rC->SetPxPyPzE(pXC,pYC,pZC, pC);
1282 rC->SetBgEnergy(0,0);
1283 rC->SetEffArea(jetArea,0);
1287 if(fTCARandomConesOutRan){
1288 for(int ir = 0;ir < fTCARandomConesOutRan->GetEntriesFast();ir++){
1289 AliAODJet* rC = (AliAODJet*)fTCARandomConesOutRan->At(ir);
1292 Double_t etaC = rC->Eta();
1293 Double_t phiC = rC->Phi();
1294 // massless jet, unit vector
1295 pTC = rC->ChargedBgEnergy();
1296 if(pTC<=0)pTC = 0.001;// for almost empty events
1297 Double_t thetaC = 2.*TMath::ATan(TMath::Exp(-etaC));
1298 Double_t pZC = pTC/TMath::Tan(thetaC);
1299 Double_t pXC = pTC * TMath::Cos(phiC);
1300 Double_t pYC = pTC * TMath::Sin(phiC);
1301 Double_t pC = TMath::Sqrt(pTC*pTC+pZC*pZC);
1302 rC->SetPxPyPzE(pXC,pYC,pZC, pC);
1303 rC->SetBgEnergy(0,0);
1304 rC->SetEffArea(jetArea,0);
1308 }// if(fNRandomCones
1310 //background estimates:all bckg jets(0) & wo the 2 hardest(1)
1316 if(fAODJetBackgroundOut){
1317 vector<fastjet::PseudoJet> jets2=sortedJets;
1318 if(jets2.size()>2) jets2.erase(jets2.begin(),jets2.begin()+2);
1321 Double_t meanarea1=0.;
1324 Double_t meanarea2=0.;
1326 clustSeq.get_median_rho_and_sigma(jets2, range, true, bkg1, sigma1, meanarea1, true);
1327 fAODJetBackgroundOut->SetBackground(0,bkg1,sigma1,meanarea1);
1329 // fh1BiARandomCones[0]->Fill(omCone-(bkg1*areaRandomCone));
1330 // fh1BiARandomConesRan[0]->Fill(ptRandomConeRan-(bkg1*areaRandomCone));
1332 clustSeq.get_median_rho_and_sigma(jets2, range, false, bkg2, sigma2, meanarea2, true);
1333 fAODJetBackgroundOut->SetBackground(1,bkg2,sigma2,meanarea2);
1334 // fh1BiARandomCones[1]->Fill(ptRandomCone-(bkg2*areaRandomCone));
1335 // fh1BiARandomConesRan[1]->Fill(ptRandomConeRan-(bkg2*areaRandomCone));
1344 // fill track information
1345 Int_t nTrackOver = recParticles.GetSize();
1346 // do the same for tracks and jets
1349 TIterator *recIter = recParticles.MakeIterator();
1350 AliVParticle *tmpRec = (AliVParticle*)(recIter->Next());
1351 Float_t pt = tmpRec->Pt();
1353 // Printf("Leading track p_t %3.3E",pt);
1354 for(int i = 1;i <= fh2NRecTracksPt->GetNbinsX();i++){
1355 Float_t ptCut = fh2NRecTracksPt->GetXaxis()->GetBinCenter(i);
1356 while(pt<ptCut&&tmpRec){
1358 tmpRec = (AliVParticle*)(recIter->Next());
1363 if(nTrackOver<=0)break;
1364 fh2NRecTracksPt->Fill(ptCut,nTrackOver);
1368 AliVParticle *leading = (AliVParticle*)recParticles.At(0);
1369 Float_t phi = leading->Phi();
1370 if(phi<0)phi+=TMath::Pi()*2.;
1371 Float_t eta = leading->Eta();
1373 while((tmpRec = (AliVParticle*)(recIter->Next()))){
1374 Float_t tmpPt = tmpRec->Pt();
1375 Float_t tmpEta = tmpRec->Eta();
1376 fh1PtTracksRecIn->Fill(tmpPt);
1377 fh2TrackEtaPt->Fill(tmpEta,tmpPt);
1378 if(tmpRec==leading){
1379 fh1PtTracksLeadingRecIn->Fill(tmpPt);
1380 fh2LeadingTrackEtaPt->Fill(tmpEta,tmpPt);
1384 Float_t tmpPhi = tmpRec->Phi();
1386 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1387 Float_t dPhi = phi - tmpPhi;
1388 if(dPhi>TMath::Pi())dPhi = dPhi - 2.*TMath::Pi();
1389 if(dPhi<(-1.*TMath::Pi()))dPhi = dPhi + 2.*TMath::Pi();
1390 Float_t dEta = eta - tmpRec->Eta();
1391 fh2TracksLeadingPhiEta->Fill(dPhi,dEta);
1392 fh2TracksLeadingPhiPt->Fill(dPhi,pt);
1393 fh2TracksLeadingPhiPtW->Fill(dPhi,pt,tmpPt);
1398 // find the random jets
1400 fastjet::ClusterSequenceArea clustSeqRan(inputParticlesRecRan, jetDef, areaDef);
1402 // fill the jet information from random track
1403 const vector <fastjet::PseudoJet> &inclusiveJetsRan = clustSeqRan.inclusive_jets();
1404 const vector <fastjet::PseudoJet> &sortedJetsRan = sorted_by_pt(inclusiveJetsRan);
1406 fh1NJetsRecRan->Fill(sortedJetsRan.size());
1408 // loop over all jets an fill information, first on is the leading jet
1410 Int_t nRecOverRan = inclusiveJetsRan.size();
1411 Int_t nRecRan = inclusiveJetsRan.size();
1413 if(inclusiveJetsRan.size()>0){
1414 AliAODJet leadingJet (sortedJetsRan[0].px(), sortedJetsRan[0].py(), sortedJetsRan[0].pz(), sortedJetsRan[0].E());
1415 Float_t pt = leadingJet.Pt();
1418 TLorentzVector vecarearanb;
1420 for(int i = 1;i <= fh2NRecJetsPtRan->GetNbinsX();i++){
1421 Float_t ptCut = fh2NRecJetsPtRan->GetXaxis()->GetBinCenter(i);
1422 while(pt<ptCut&&iCount<nRecRan){
1426 pt = sortedJetsRan[iCount].perp();
1429 if(nRecOverRan<=0)break;
1430 fh2NRecJetsPtRan->Fill(ptCut,nRecOverRan);
1432 Float_t phi = leadingJet.Phi();
1433 if(phi<0)phi+=TMath::Pi()*2.;
1434 pt = leadingJet.Pt();
1436 // correlation of leading jet with random tracks
1438 for(unsigned int ip = 0; ip < inputParticlesRecRan.size();ip++)
1440 Float_t tmpPt = inputParticlesRecRan[ip].perp();
1442 Float_t tmpPhi = inputParticlesRecRan[ip].phi();
1443 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1444 Float_t dPhi = phi - tmpPhi;
1445 if(dPhi>TMath::Pi())dPhi = dPhi - 2.*TMath::Pi();
1446 if(dPhi<(-1.*TMath::Pi()))dPhi = dPhi + 2.*TMath::Pi();
1447 fh2TracksLeadingJetPhiPtRan->Fill(dPhi,pt);
1448 fh2TracksLeadingJetPhiPtWRan->Fill(dPhi,pt,tmpPt);
1451 Int_t nAodOutJetsRan = 0;
1452 AliAODJet *aodOutJetRan = 0;
1453 for(int j = 0; j < nRecRan;j++){
1454 AliAODJet tmpRec (sortedJetsRan[j].px(), sortedJetsRan[j].py(), sortedJetsRan[j].pz(), sortedJetsRan[j].E());
1455 Float_t tmpPt = tmpRec.Pt();
1456 fh1PtJetsRecInRan->Fill(tmpPt);
1457 // Fill Spectra with constituents
1458 const vector<fastjet::PseudoJet> &constituents = clustSeqRan.constituents(sortedJetsRan[j]);
1459 fh1NConstRecRan->Fill(constituents.size());
1460 fh2NConstPtRan->Fill(tmpPt,constituents.size());
1461 fh2PtNchRan->Fill(nCh,tmpPt);
1462 fh2PtNchNRan->Fill(nCh,tmpPt,constituents.size());
1465 if(tmpPt>fJetOutputMinPt&&fTCAJetsOutRan){
1466 aodOutJetRan = new ((*fTCAJetsOutRan)[nAodOutJetsRan++]) AliAODJet(tmpRec);
1467 Double_t arearan=clustSeqRan.area(sortedJetsRan[j]);
1468 aodOutJetRan->GetRefTracks()->Clear();
1469 aodOutJetRan->SetEffArea(arearan,0);
1470 fastjet::PseudoJet vecarearan=clustSeqRan.area_4vector(sortedJetsRan[j]);
1471 vecarearanb.SetPxPyPzE(vecarearan.px(),vecarearan.py(),vecarearan.pz(),vecarearan.e());
1472 aodOutJetRan->SetVectorAreaCharged(&vecarearanb);
1477 Float_t tmpPhi = tmpRec.Phi();
1478 if(tmpPhi<0)tmpPhi+=TMath::Pi()*2.;
1481 fh1PtJetsLeadingRecInRan->Fill(tmpPt);
1482 fh1NConstLeadingRecRan->Fill(constituents.size());
1483 fh2NConstLeadingPtRan->Fill(tmpPt,constituents.size());
1489 if(fAODJetBackgroundOut){
1492 Double_t meanarea3=0.;
1493 clustSeqRan.get_median_rho_and_sigma(sortedJetsRan ,range, false, bkg3, sigma3, meanarea3, true);
1494 fAODJetBackgroundOut->SetBackground(2,bkg3,sigma3,meanarea3);
1495 // float areaRandomCone = rRandomCone2 *TMath::Pi();
1497 fh1BiARandomCones[2]->Fill(ptRandomCone-(bkg3*areaRandomCone));
1498 fh1BiARandomConesRan[2]->Fill(ptRandomConeRan-(bkg3*areaRandomCone));
1507 // do the event selection if activated
1508 if(fJetTriggerPtCut>0){
1509 bool select = false;
1510 Float_t minPt = fJetTriggerPtCut;
1512 // hard coded for now ...
1513 // 54.50 44.5 29.5 18.5 for anti-kt rejection 1E-3
1514 if(cent<10)minPt = 50;
1515 else if(cent<30)minPt = 42;
1516 else if(cent<50)minPt = 28;
1517 else if(cent<80)minPt = 18;
1520 if(externalBackground)rho = externalBackground->GetBackground(2);
1522 for(int i = 0;i < fTCAJetsOut->GetEntriesFast();i++){
1523 AliAODJet *jet = (AliAODJet*)fTCAJetsOut->At(i);
1524 Float_t ptSub = jet->Pt() - rho *jet->EffectiveAreaCharged();
1533 static AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
1534 fh1CentralitySelect->Fill(cent);
1535 fh1ZSelect->Fill(zVtx);
1536 aodH->SetFillAOD(kTRUE);
1540 if(fTCAJetsOut)Printf("%s:%d Rec Jets %d",(char*)__FILE__,__LINE__,fTCAJetsOut->GetEntriesFast());
1541 if(fTCAJetsOutRan)Printf("%s:%d Rec Jets Ran %d",(char*)__FILE__,__LINE__,fTCAJetsOutRan->GetEntriesFast());
1542 if(fTCARandomConesOut)Printf("%s:%d RC %d",(char*)__FILE__,__LINE__,fTCARandomConesOut->GetEntriesFast());
1543 if(fTCARandomConesOutRan)Printf("%s:%d RC Ran %d",(char*)__FILE__,__LINE__,fTCARandomConesOutRan->GetEntriesFast());
1545 PostData(1, fHistList);
1548 void AliAnalysisTaskJetCluster::Terminate(Option_t */*option*/)
1551 // Terminate analysis
1553 if (fDebug > 1) printf("AnalysisJetCluster: Terminate() \n");
1555 if(fMomResH1Fit) delete fMomResH1Fit;
1556 if(fMomResH2Fit) delete fMomResH2Fit;
1557 if(fMomResH3Fit) delete fMomResH3Fit;
1562 Int_t AliAnalysisTaskJetCluster::GetListOfTracks(TList *list,Int_t type){
1565 // get list of tracks/particles for different types
1568 if(fDebug>2)Printf("%s:%d Selecting tracks with %d",(char*)__FILE__,__LINE__,type);
1571 if(type==kTrackAOD || type==kTrackAODextra || type==kTrackAODextraonly){
1572 if(type!=kTrackAODextraonly) {
1573 AliAODEvent *aod = 0;
1574 if(fUseAODTrackInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1575 else aod = AODEvent();
1577 if(fDebug>2)Printf("%s:%d No AOD",(char*)__FILE__,__LINE__);
1581 for(int it = 0;it < aod->GetNumberOfTracks();++it){
1582 AliAODTrack *tr = aod->GetTrack(it);
1583 Bool_t bGood = false;
1584 if(fFilterType == 0)bGood = true;
1585 else if(fFilterType == 1)bGood = tr->IsHybridTPCConstrainedGlobal();
1586 else if(fFilterType == 2)bGood = tr->IsHybridGlobalConstrainedGlobal();
1587 if((fFilterMask>0)&&((!tr->TestFilterBit(fFilterMask)||(!bGood)))){
1588 if(fDebug>10)Printf("%s:%d Not matching filter %d/%d %d/%d",(char*)__FILE__,__LINE__,it,aod->GetNumberOfTracks(),fFilterMask,tr->GetFilterMap());
1591 if(TMath::Abs(tr->Eta())>fTrackEtaWindow){
1592 if(fDebug>10)Printf("%s:%d Not matching eta %d/%d",(char*)__FILE__,__LINE__,it,aod->GetNumberOfTracks());
1595 if(tr->Pt()<fTrackPtCut){
1596 if(fDebug>10)Printf("%s:%d Not matching pt %d/%d",(char*)__FILE__,__LINE__,it,aod->GetNumberOfTracks());
1599 if(fDebug>10)Printf("%s:%d MATCHED %d/%d",(char*)__FILE__,__LINE__,it,aod->GetNumberOfTracks());
1604 if(type==kTrackAODextra || type==kTrackAODextraonly) {
1605 AliAODEvent *aod = 0;
1606 if(fUseAODTrackInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1607 else aod = AODEvent();
1612 TClonesArray *aodExtraTracks = dynamic_cast<TClonesArray*>(aod->FindListObject("aodExtraTracks"));
1613 if(!aodExtraTracks)return iCount;
1614 for(int it =0; it<aodExtraTracks->GetEntries(); it++) {
1615 AliVParticle *track = dynamic_cast<AliVParticle*> ((*aodExtraTracks)[it]);
1616 if (!track) continue;
1618 AliAODTrack *trackAOD = dynamic_cast<AliAODTrack*> (track);
1619 if(!trackAOD)continue;
1620 Bool_t bGood = false;
1621 if(fFilterType == 0)bGood = true;
1622 else if(fFilterType == 1)bGood = trackAOD->IsHybridTPCConstrainedGlobal();
1623 else if(fFilterType == 2)bGood = trackAOD->IsHybridGlobalConstrainedGlobal();
1624 if((fFilterMask>0)&&((!trackAOD->TestFilterBit(fFilterMask)||(!bGood))))continue;
1625 if(TMath::Abs(trackAOD->Eta())>fTrackEtaWindow) continue;
1626 if(trackAOD->Pt()<fTrackPtCut) continue;
1627 list->Add(trackAOD);
1632 else if (type == kTrackKineAll||type == kTrackKineCharged){
1633 AliMCEvent* mcEvent = MCEvent();
1634 if(!mcEvent)return iCount;
1635 // we want to have alivpartilces so use get track
1636 for(int it = 0;it < mcEvent->GetNumberOfTracks();++it){
1637 if(!mcEvent->IsPhysicalPrimary(it))continue;
1638 AliMCParticle* part = (AliMCParticle*)mcEvent->GetTrack(it);
1639 if(type == kTrackKineAll){
1640 if(part->Pt()<fTrackPtCut)continue;
1644 else if(type == kTrackKineCharged){
1645 if(part->Particle()->GetPDG()->Charge()==0)continue;
1646 if(part->Pt()<fTrackPtCut)continue;
1652 else if (type == kTrackAODMCCharged || type == kTrackAODMCAll || type == kTrackAODMCChargedAcceptance) {
1653 AliAODEvent *aod = 0;
1654 if(fUseAODMCInput)aod = dynamic_cast<AliAODEvent*>(InputEvent());
1655 else aod = AODEvent();
1656 if(!aod)return iCount;
1657 TClonesArray *tca = dynamic_cast<TClonesArray*>(aod->FindListObject(AliAODMCParticle::StdBranchName()));
1658 if(!tca)return iCount;
1659 for(int it = 0;it < tca->GetEntriesFast();++it){
1660 AliAODMCParticle *part = (AliAODMCParticle*)(tca->At(it));
1661 if(!part->IsPhysicalPrimary())continue;
1662 if(type == kTrackAODMCAll){
1663 if(part->Pt()<fTrackPtCut)continue;
1667 else if (type == kTrackAODMCCharged || type == kTrackAODMCChargedAcceptance ){
1668 if(part->Charge()==0)continue;
1669 if(part->Pt()<fTrackPtCut)continue;
1670 if(kTrackAODMCCharged){
1674 if(TMath::Abs(part->Eta())>fTrackEtaWindow)continue;
1685 void AliAnalysisTaskJetCluster::SetMomentumResolutionHybrid(TProfile *p1, TProfile *p2, TProfile *p3) {
1688 // set mom res profiles
1691 fMomResH1 = (TProfile*)p1->Clone("fMomResH1");
1692 fMomResH2 = (TProfile*)p2->Clone("fMomResH2");
1693 fMomResH3 = (TProfile*)p3->Clone("fMomResH3");
1696 void AliAnalysisTaskJetCluster:: SetEfficiencyHybrid(TH1 *h1, TH1 *h2, TH1 *h3) {
1698 // set tracking efficiency histos
1701 fhEffH1 = (TH1*)h1->Clone("fhEffH1");
1702 fhEffH2 = (TH1*)h2->Clone("fhEffH2");
1703 fhEffH3 = (TH1*)h3->Clone("fhEffH3");
1706 Double_t AliAnalysisTaskJetCluster::GetMomentumSmearing(Int_t cat, Double_t pt) {
1709 // Get smearing on generated momentum
1712 //printf("GetMomentumSmearing for cat %d and pt = %f \n",cat,pt);
1714 TProfile *fMomRes = 0x0;
1715 if(cat==1) fMomRes = (TProfile*)fMomResH1->Clone("fMomRes");
1716 if(cat==2) fMomRes = (TProfile*)fMomResH2->Clone("fMomRes");
1717 if(cat==3) fMomRes = (TProfile*)fMomResH3->Clone("fMomRes");
1724 Double_t smear = 0.;
1727 if(cat==1 && fMomResH1Fit) smear = fMomResH1Fit->Eval(pt);
1728 if(cat==2 && fMomResH2Fit) smear = fMomResH2Fit->Eval(pt);
1729 if(cat==3 && fMomResH3Fit) smear = fMomResH3Fit->Eval(pt);
1733 Int_t bin = fMomRes->FindBin(pt);
1735 smear = fRandom->Gaus(fMomRes->GetBinContent(bin),fMomRes->GetBinError(bin));
1739 if(fMomRes) delete fMomRes;
1744 void AliAnalysisTaskJetCluster::FitMomentumResolution() {
1746 // Fit linear function on momentum resolution at high pT
1749 if(!fMomResH1Fit && fMomResH1) {
1750 fMomResH1Fit = new TF1("fMomResH1Fit","[0]+[1]*x",0.,200.);
1751 fMomResH1->Fit(fMomResH1Fit,"LL V0","",5.,30.);
1752 fMomResH1Fit ->SetRange(5.,100.);
1755 if(!fMomResH2Fit && fMomResH2) {
1756 fMomResH2Fit = new TF1("fMomResH2Fit","[0]+[1]*x",0.,200.);
1757 fMomResH2->Fit(fMomResH2Fit,"LL V0","",5.,30.);
1758 fMomResH2Fit ->SetRange(5.,100.);
1761 if(!fMomResH3Fit && fMomResH3) {
1762 fMomResH3Fit = new TF1("fMomResH3Fit","[0]+[1]*x",0.,200.);
1763 fMomResH3->Fit(fMomResH3Fit,"LL V0","",5.,30.);
1764 fMomResH3Fit ->SetRange(5.,100.);
1770 Int_t AliAnalysisTaskJetCluster::AddParticlesFastJet(TList &particles,vector<fastjet::PseudoJet> &inputParticles){
1771 for(int i = 0; i < particles.GetEntries(); i++){
1772 AliVParticle *vp = (AliVParticle*)particles.At(i);
1773 // Carefull energy is not well determined in real data, should not matter for p_T scheme?
1774 fastjet::PseudoJet jInp(vp->Px(),vp->Py(),vp->Pz(),vp->E());
1775 jInp.set_user_index(i);
1776 inputParticles.push_back(jInp);