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1c5acb87 | 1 | #ifndef ALIANAPARTICLEHADRONCORRELATION_H |
2 | #define ALIANAPARTICLEHADRONCORRELATION_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | /* $Id: $ */ | |
6 | ||
7 | //_________________________________________________________________________ | |
8 | // Class that contains the algorithm for the analysis of particle - hadron correlations | |
9 | // Particle (for example direct gamma) must be found in a previous analysis | |
10 | //-- Author: Gustavo Conesa (INFN-LNF) | |
11 | ||
12 | // --- ROOT system --- | |
13 | class TH2F; | |
14 | ||
15 | // --- Analysis system --- | |
16 | #include "AliAnaPartCorrBaseClass.h" | |
17 | class AliAODPWG4ParticleCorrelation ; | |
18 | ||
19 | class AliAnaParticleHadronCorrelation : public AliAnaPartCorrBaseClass { | |
477d6cee | 20 | |
21 | public: | |
1c5acb87 | 22 | |
23 | AliAnaParticleHadronCorrelation() ; // default ctor | |
24 | AliAnaParticleHadronCorrelation(const AliAnaParticleHadronCorrelation & ph) ; // cpy ctor | |
25 | AliAnaParticleHadronCorrelation & operator = (const AliAnaParticleHadronCorrelation & ph) ;//cpy assignment | |
26 | virtual ~AliAnaParticleHadronCorrelation() {;} //virtual dtor | |
477d6cee | 27 | |
1c5acb87 | 28 | TList * GetCreateOutputObjects(); |
477d6cee | 29 | |
1c5acb87 | 30 | Double_t GetDeltaPhiMaxCut() const {return fDeltaPhiMaxCut ; } |
31 | Double_t GetDeltaPhiMinCut() const {return fDeltaPhiMinCut ; } | |
32 | void SetDeltaPhiCutRange(Double_t phimin, Double_t phimax) | |
33 | {fDeltaPhiMaxCut =phimax; fDeltaPhiMinCut =phimin;} | |
dde5a268 | 34 | |
35 | Double_t GetUeDeltaPhiMaxCut() const {return fUeDeltaPhiMaxCut ; } | |
36 | Double_t GetUeDeltaPhiMinCut() const {return fUeDeltaPhiMinCut ; } | |
37 | void SetUeDeltaPhiCutRange(Double_t uephimin, Double_t uephimax) | |
38 | {fUeDeltaPhiMaxCut =uephimax; fUeDeltaPhiMinCut =uephimin;} | |
39 | Bool_t IsSeveralUEOn() const {return fMakeSeveralUE ; } | |
40 | void SwitchOnSeveralUECalculation() { fMakeSeveralUE = kTRUE;} | |
41 | void SwitchOffSeveralUECalculation() { fMakeSeveralUE = kFALSE;} | |
42 | ||
6639984f | 43 | Bool_t OnlyIsolated() const {return fSelectIsolated ; } |
44 | void SelectIsolated(Bool_t select) {fSelectIsolated = select ; } | |
45 | ||
1c5acb87 | 46 | void InitParameters(); |
477d6cee | 47 | |
1c5acb87 | 48 | void Print(const Option_t * opt) const; |
477d6cee | 49 | |
a3aebfff | 50 | void MakeChargedCorrelation(AliAODPWG4ParticleCorrelation * aodParticle,TRefArray* pl, const Bool_t bFillHisto) ; |
9415d854 | 51 | void MakeNeutralCorrelationFillAOD(AliAODPWG4ParticleCorrelation * aodParticle, TRefArray* pl, TString detector) ; |
52 | void MakeNeutralCorrelationFillHistograms(AliAODPWG4ParticleCorrelation * aodParticle) ; | |
53 | ||
1c5acb87 | 54 | void MakeAnalysisFillAOD() ; |
1c5acb87 | 55 | void MakeAnalysisFillHistograms() ; |
477d6cee | 56 | |
1c5acb87 | 57 | Bool_t SelectCluster(AliAODCaloCluster * calo, Double_t *vertex, TLorentzVector & mom, Int_t & pdg) const ; |
477d6cee | 58 | |
59 | private: | |
1c5acb87 | 60 | |
61 | Double_t fDeltaPhiMaxCut ; // Minimum Delta Phi Gamma-Hadron | |
6639984f | 62 | Double_t fDeltaPhiMinCut ; // Maximum Delta Phi Gamma-Hadron |
63 | Bool_t fSelectIsolated ; // Select only trigger particles isolated | |
dde5a268 | 64 | Bool_t fMakeSeveralUE ; // Do analysis for several underlying events contribution |
65 | Double_t fUeDeltaPhiMaxCut ; // Minimum Delta Phi Gamma-Underlying Hadron | |
66 | Double_t fUeDeltaPhiMinCut ; // Maximum Delta Phi Gamma-Underlying Hadron | |
67 | ||
477d6cee | 68 | |
1c5acb87 | 69 | //Histograms |
70 | TH2F * fhPhiCharged ; //! Phi distribution of selected charged particles | |
71 | TH2F * fhPhiNeutral ; //! Phi distribution of selected neutral particles | |
72 | TH2F * fhEtaCharged ; //! Eta distribution of selected charged particles | |
73 | TH2F * fhEtaNeutral ; //! Eta distribution of selected neutral particles | |
74 | TH2F * fhDeltaPhiCharged ; //! Difference of charged particle phi and trigger particle phi as function of trigger particle pT | |
75 | TH2F * fhDeltaPhiNeutral ; //! Difference of neutral particle phi and trigger particle phi as function of trigger particle pT | |
76 | TH2F * fhDeltaEtaCharged ; //! Difference of charged particle eta and trigger particle eta as function of trigger particle pT | |
77 | TH2F * fhDeltaEtaNeutral ; //! Difference of neutral particle eta and trigger particle eta as function of trigger particle pT | |
78 | TH2F * fhDeltaPhiChargedPt ; //! Difference of charged particle phi and trigger particle phi as function of charged particle pT | |
79 | TH2F * fhDeltaPhiNeutralPt ; //! Difference of neutral particle phi and trigger particle phi as function of neutral particle particle pT | |
dde5a268 | 80 | TH2F * fhDeltaPhiUeChargedPt ; //! Difference of charged particle from underlying events phi and trigger particle phi as function of charged particle pT |
123fc3bd | 81 | TH2F * fhDeltaPhiUeNeutralPt ; //! Difference of neutral particle phi and trigger particle phi as function of neutral particle particle pT |
1c5acb87 | 82 | |
83 | TH2F * fhPtImbalanceNeutral ; //! Trigger particle - neutral hadron momentum imbalance histogram | |
84 | TH2F * fhPtImbalanceCharged ; //! Trigger particle -charged hadron momentim imbalance histogram | |
dde5a268 | 85 | TH2F * fhPtImbalanceUeCharged ; //! Trigger particle -underlying charged hadron momentim imbalance histogram |
123fc3bd | 86 | TH2F * fhPtImbalanceUeNeutral ; //! Trigger particle - neutral hadron momentum imbalance histogram |
dde5a268 | 87 | |
88 | //if several UE calculation is on, most useful for jet-jet events contribution | |
123fc3bd | 89 | TH2F * fhDeltaPhiUeLeftCharged ; //! Difference of charged particle from underlying events phi and trigger particle phi as function of charged particle pT |
90 | TH2F * fhDeltaPhiUeRightCharged ; //! Difference of charged particle from underlying events phi and trigger particle phi | |
91 | TH2F * fhDeltaPhiUeLeftNeutral ; //! Difference of charged particle from underlying events phi and trigger particle phi as function of neutral particle pT | |
92 | TH2F * fhDeltaPhiUeRightNeutral ; //! Difference of charged particle from underlying events phi and trigger particle phi | |
dde5a268 | 93 | TH2F * fhPtImbalanceUeLeftCharged ; //! Trigger particle -underlying charged hadron momentim imbalance histogram |
94 | TH2F * fhPtImbalanceUeRightCharged ; //! Trigger particle -underlying charged hadron momentim imbalance histogram | |
123fc3bd | 95 | TH2F * fhPtImbalanceUeLeftNeutral ; //! Trigger particle -underlying neutral hadron momentim imbalance histogram |
96 | TH2F * fhPtImbalanceUeRightNeutral ; //! Trigger particle -underlying neutral hadron momentim imbalance histogram | |
97 | ClassDef(AliAnaParticleHadronCorrelation,2) | |
1c5acb87 | 98 | } ; |
99 | ||
100 | ||
101 | #endif //ALIANAPARTICLEHADRONCORRELATION_H | |
102 | ||
103 | ||
104 |