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477d6cee | 1 | #ifndef ALIANAPI0EBE_H |
2 | #define ALIANAPI0EBE_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | /* $Id: AliAnaPi0EbE.h 27413 2008-07-18 13:28:12Z gconesab $ */ | |
6 | ||
7 | //_________________________________________________________________________ | |
8 | // | |
9 | // Class for the analysis of high pT pi0 event by event | |
10 | // Pi0 identified by one of the following: | |
11 | // -Invariant mass of 2 cluster in calorimeter | |
12 | // -Shower shape analysis in calorimeter | |
13 | // -Invariant mass of one cluster in calorimeter and one photon reconstructed in TPC (in near future) | |
14 | // | |
15 | //-- Author: Gustavo Conesa (INFN-LNF) & Raphaelle Ichou (SUBATECH) | |
16 | //_________________________________________________________________________ | |
17 | ||
18 | ||
19 | // --- ROOT system --- | |
477d6cee | 20 | class TList ; |
0c1383b5 | 21 | class TObjString; |
477d6cee | 22 | |
23 | // --- ANALYSIS system --- | |
24 | #include "AliAnaPartCorrBaseClass.h" | |
477d6cee | 25 | |
26 | class AliAnaPi0EbE : public AliAnaPartCorrBaseClass { | |
27 | ||
28 | public: | |
477d6cee | 29 | AliAnaPi0EbE() ; // default ctor |
1db06135 | 30 | virtual ~AliAnaPi0EbE() { ; } //virtual dtor |
c5693f62 | 31 | |
521636d2 | 32 | TObjString * GetAnalysisCuts(); |
477d6cee | 33 | |
521636d2 | 34 | TList * GetCreateOutputObjects(); |
477d6cee | 35 | |
521636d2 | 36 | void Init(); |
477d6cee | 37 | |
521636d2 | 38 | void InitParameters(); |
39 | ||
40 | void MakeAnalysisFillAOD() ; | |
41 | ||
42 | void MakeAnalysisFillHistograms() ; | |
477d6cee | 43 | |
521636d2 | 44 | void Print(const Option_t * opt) const; |
477d6cee | 45 | |
521636d2 | 46 | // Main |
477d6cee | 47 | |
42d47cb7 | 48 | void FillSelectedClusterHistograms(AliVCluster* cluster, const Int_t tag); |
49 | ||
50 | void FillWeightHistograms(AliVCluster *clus); | |
0a14e9ae | 51 | |
521636d2 | 52 | void MakeInvMassInCalorimeter() ; |
57b97dc6 | 53 | |
521636d2 | 54 | void MakeInvMassInCalorimeterAndCTS() ; |
57b97dc6 | 55 | |
521636d2 | 56 | void MakeShowerShapeIdentification() ; |
57b97dc6 | 57 | |
78a28af3 | 58 | void RecalibrateCellAmplitude(Float_t & amp, const Int_t absId); |
c5693f62 | 59 | |
521636d2 | 60 | //Setters Getters |
61 | ||
62 | //Analysis types | |
63 | enum anaTypes {kIMCalo, kSSCalo, kIMCaloTracks}; | |
78a28af3 | 64 | anaTypes GetAnalysisType() const { return fAnaType ; } |
65 | void SetAnalysisType(anaTypes ana) { fAnaType = ana ; } | |
ddc0a8a5 | 66 | |
78a28af3 | 67 | TString GetInputAODGammaConvName() const { return fInputAODGammaConvName ; } |
68 | void SetInputAODGammaConvName(TString name) { fInputAODGammaConvName = name ; } | |
ddc0a8a5 | 69 | |
521636d2 | 70 | //Only for pi0 SS identification case |
78a28af3 | 71 | void SetCalorimeter(TString & det) { fCalorimeter = det ; } |
521636d2 | 72 | |
73 | void SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) { | |
78a28af3 | 74 | fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3 ; } |
521636d2 | 75 | |
c5693f62 | 76 | void SwitchOnFillWeightHistograms() { fFillWeightHistograms = kTRUE ; } |
77 | void SwitchOffFillWeightHistograms() { fFillWeightHistograms = kFALSE ; } | |
78 | ||
521636d2 | 79 | //For histograms |
c5693f62 | 80 | enum mcTypes { kmcPhoton = 0, kmcConversion = 1, kmcPi0 = 2, |
81 | kmcEta = 3, kmcElectron = 4, kmcHadron = 5 }; | |
521636d2 | 82 | |
477d6cee | 83 | private: |
84 | ||
c5693f62 | 85 | anaTypes fAnaType; // Select analysis type |
477d6cee | 86 | |
87 | //Only for pi0 SS identification case, kSSCalo | |
521636d2 | 88 | TString fCalorimeter ; // Calorimeter where the gamma is searched; |
89 | Float_t fMinDist ; // Minimal distance to bad channel to accept cluster | |
90 | Float_t fMinDist2; // Cuts on Minimal distance to study acceptance evaluation | |
91 | Float_t fMinDist3; // One more cut on distance used for acceptance-efficiency study | |
477d6cee | 92 | |
78a28af3 | 93 | Bool_t fFillWeightHistograms ; // Fill weigth histograms |
94 | ||
477d6cee | 95 | //Only for combination of calorimeter and conversion photons, kIMCaloTracks |
521636d2 | 96 | TString fInputAODGammaConvName; // Name of AOD branch with conversion photons |
477d6cee | 97 | |
98 | //Histograms | |
521636d2 | 99 | |
100 | TH1F * fhPtPi0 ; //! Number of identified pi0 vs pT | |
101 | TH1F * fhEPi0 ; //! Number of identified pi0 vs E | |
7a972c0c | 102 | TH2F * fhEEtaPi0 ; //! E vs eta of identified pi0 |
103 | TH2F * fhEPhiPi0 ; //! E vs phi of identified pi0 | |
104 | TH2F * fhEtaPhiPi0 ; //! eta vs phi of identified pi0 | |
105 | ||
42d47cb7 | 106 | TH2F * fhEDispersion ; //! E vs disp of selected cluster |
107 | TH2F * fhELambda0 ; //! E vs lambda0 of selected cluster | |
108 | TH2F * fhELambda1 ; //! E vs lambda1 of selected cluster | |
109 | TH2F * fhELambda0NoTRD ; //! E vs lambda0 of selected cluster, not behind TRD | |
110 | TH2F * fhELambda0FracMaxCellCut ;//! E vs lambda0 of selected cluster, fraction of cluster energy in max cell cut | |
111 | TH2F * fhEFracMaxCell ; //! E vs frac max cell of selected cluster | |
112 | TH2F * fhEFracMaxCellNoTRD ; //! E vs frac max cell of selected cluster, not behind TRD | |
113 | TH2F * fhENCells; //! E vs N cells in selected cluster | |
114 | TH2F * fhETime; //! E vs Time of selected cluster | |
115 | TH2F * fhEPairDiffTime; //! E vs Pair of clusters time difference vs E | |
3bfcb597 | 116 | |
c4a7d28a | 117 | //MC histograms |
118 | ||
6db946bd | 119 | TH2F * fhEMCLambda0[6] ; //! E vs lambda0 of pi0 pairs but really from MC particle |
120 | TH2F * fhEMCLambda1[6] ; //! E vs lambda1 of pi0 pairs but really from MC particle | |
121 | TH2F * fhEMCDispersion[6] ; //! E vs dispersion of pi0 pairs but really from MC particle | |
3bfcb597 | 122 | TH2F * fhEMCLambda0NoTRD[6] ; //! E vs lambda0 of pi0 pairs but really from MC particle, not behind TRD |
123 | TH2F * fhEMCLambda0FracMaxCellCut[6] ;//! E vs lambda0 of pi0 pairs but really from MC particle, fraction of cluster energy in max cell cut | |
124 | TH2F * fhEMCFracMaxCell[6] ; //! E vs fraction of max cell | |
521636d2 | 125 | |
126 | TH1F * fhPtMCNoPi0; //! Number of identified pi0, not coming from pi0 | |
127 | TH2F * fhPhiMCNoPi0; //! Phi of identified pi0, not coming from pi0 | |
128 | TH2F * fhEtaMCNoPi0; //! eta of identified pi0, not coming from pi0 | |
129 | TH1F * fhPtMCPi0; //! Number of identified pi0, coming from pi0 | |
130 | TH2F * fhPhiMCPi0; //! Phi of identified pi0, coming from pi0 | |
131 | TH2F * fhEtaMCPi0; //! eta of identified pi0, coming from pi0 | |
132 | ||
78a28af3 | 133 | // Weight studies |
134 | ||
135 | TH2F * fhECellClusterRatio; //! e cell / e cluster vs e cluster for selected photons | |
136 | TH2F * fhECellClusterLogRatio; //! log (e cell / e cluster) vs e cluster for selected photons | |
137 | TH2F * fhEMaxCellClusterRatio; //! e max cell / e cluster vs e cluster for selected photons | |
138 | TH2F * fhEMaxCellClusterLogRatio;//! log (e max cell / e cluster) vs e cluster for selected photons | |
c5693f62 | 139 | TH2F * fhLambda0ForW0[14]; //! L0 for 7 defined w0= 3, 3.5 ... 6 for selected photons |
1a72f6c5 | 140 | //TH2F * fhLambda1ForW0[7]; //! L1 for 7 defined w0= 3, 3.5 ... 6 for selected photons |
78a28af3 | 141 | |
c5693f62 | 142 | AliAnaPi0EbE(const AliAnaPi0EbE & g) ; // cpy ctor |
143 | AliAnaPi0EbE & operator = (const AliAnaPi0EbE & g) ; // cpy assignment | |
144 | ||
7a972c0c | 145 | ClassDef(AliAnaPi0EbE,11) |
c4a7d28a | 146 | } ; |
477d6cee | 147 | |
148 | ||
149 | #endif //ALIANAPI0EBE_H | |
150 | ||
151 | ||
152 |