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d92b41ad | 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 | ||
d92b41ad | 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 --- | |
c90ac396 | 16 | #include "AliAnaPartCorrBaseClass.h" |
d92b41ad | 17 | |
c90ac396 | 18 | class AliAnaParticleHadronCorrelation : public AliAnaPartCorrBaseClass { |
d92b41ad | 19 | |
20 | public: | |
21 | ||
22 | AliAnaParticleHadronCorrelation() ; // default ctor | |
23 | AliAnaParticleHadronCorrelation(const AliAnaParticleHadronCorrelation & ph) ; // cpy ctor | |
24 | AliAnaParticleHadronCorrelation & operator = (const AliAnaParticleHadronCorrelation & ph) ;//cpy assignment | |
25 | virtual ~AliAnaParticleHadronCorrelation() {;} //virtual dtor | |
26 | ||
27 | TList * GetCreateOutputObjects(); | |
28 | ||
29 | Double_t GetDeltaPhiMaxCut() const {return fDeltaPhiMaxCut ; } | |
30 | Double_t GetDeltaPhiMinCut() const {return fDeltaPhiMinCut ; } | |
31 | void SetDeltaPhiCutRange(Double_t phimin, Double_t phimax) | |
32 | {fDeltaPhiMaxCut =phimax; fDeltaPhiMinCut =phimin;} | |
33 | ||
34 | void InitParameters(); | |
35 | ||
36 | void Print(const Option_t * opt) const; | |
37 | ||
38 | void MakeChargedCorrelation(AliAODParticleCorrelation * aodParticle,TSeqCollection* pl, const Bool_t bFillHisto) ; | |
39 | void MakeNeutralCorrelation(AliAODParticleCorrelation * aodParticle,TSeqCollection* pl, const Bool_t bFillHisto) ; | |
40 | ||
41 | void MakeAnalysisFillAOD() ; | |
42 | ||
43 | void MakeAnalysisFillHistograms() ; | |
44 | ||
45 | Bool_t SelectCluster(AliAODCaloCluster * calo, Double_t *vertex, TLorentzVector & mom, Int_t & pdg); | |
46 | ||
47 | private: | |
48 | ||
49 | Double_t fDeltaPhiMaxCut ; // Minimum Delta Phi Gamma-Hadron | |
50 | Double_t fDeltaPhiMinCut ; // Maximum Delta Phi Gamma-Hadron | |
51 | ||
52 | //Histograms | |
5a67f6fd | 53 | TH2F * fhPhiCharged ; //! Phi distribution of selected charged particles |
54 | TH2F * fhPhiNeutral ; //! Phi distribution of selected neutral particles | |
55 | TH2F * fhEtaCharged ; //! Eta distribution of selected charged particles | |
56 | TH2F * fhEtaNeutral ; //! Eta distribution of selected neutral particles | |
57 | TH2F * fhDeltaPhiCharged ; //! Difference of charged particle phi and trigger particle phi as function of trigger particle pT | |
58 | TH2F * fhDeltaPhiNeutral ; //! Difference of neutral particle phi and trigger particle phi as function of trigger particle pT | |
59 | TH2F * fhDeltaEtaCharged ; //! Difference of charged particle eta and trigger particle eta as function of trigger particle pT | |
60 | TH2F * fhDeltaEtaNeutral ; //! Difference of neutral particle eta and trigger particle eta as function of trigger particle pT | |
61 | TH2F * fhDeltaPhiChargedPt ; //! Difference of charged particle phi and trigger particle phi as function of charged particle pT | |
62 | TH2F * fhDeltaPhiNeutralPt ; //! Difference of neutral particle phi and trigger particle phi as function of neutral particle particle pT | |
63 | ||
64 | TH2F * fhPtImbalanceNeutral ; //! Trigger particle - neutral hadron momentum imbalance histogram | |
65 | TH2F * fhPtImbalanceCharged ; //! Trigger particle -charged hadron momentim imbalance histogram | |
d92b41ad | 66 | |
67 | ClassDef(AliAnaParticleHadronCorrelation,1) | |
68 | } ; | |
69 | ||
70 | ||
71 | #endif //AliAnaParticleHadronCorrelation_H | |
72 | ||
73 | ||
74 |