2 #ifndef ALIEMCALJETFINDERALGOUA1HYBRID_H
3 #define ALIEMCALJETFINDERALGOUA1HYBRID_H
5 //THIS IS SARAH'S REVISED UA1 CODE WITH CHANGES FOR ETA/PHI ITERATION INCLUDED!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
6 //THIS Also includes summing ALL cells in the jetcone towards the jet energy NOT just those above threshold!!!!!
8 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
9 * * * See cxx source for full Copyright notice */
13 //*--Author: Sarah Blyth (LBL)
14 //*--Based on UA1 jet algorithm from LUND JETSET called from EMC-erj
18 #include "AliEMCALJetFinderInput.h"
19 #include "AliEMCALJetFinderOutput.h"
20 #include "AliEMCALJetFinderAlgo.h"
21 #include "AliEMCALJetFinderAlgoUA1Unit.h"
22 #include "AliEMCALJet.h"
23 #include "AliEMCALHadronCorrectionv1.h"
26 class AliEMCALJetFinderAlgoUA1Hybrid : public AliEMCALJetFinderAlgo
30 AliEMCALJetFinderAlgoUA1Hybrid();
31 ~AliEMCALJetFinderAlgoUA1Hybrid();
33 void SetNumUnits(Int_t numUnits) {fNumUnits = numUnits;}
34 Int_t GetNumUnits() {return fNumUnits;}
35 void SetJetESeed(Float_t eSeed) {fESeed = eSeed;}
36 Float_t GetJetESeed() {return fESeed;}
37 void SetConeRad(Float_t coneRad) {fConeRad = coneRad;}
38 Float_t GetConeRad() {return fConeRad;}
39 void SetJetEMin(Float_t jetEMin) {fJetEMin = jetEMin;}
40 Float_t GetJetEMin() {return fJetEMin;}
41 void SetEtMin(Float_t etMin) {fEtMin = etMin;}
42 Float_t GetEtMin() {return fEtMin;}
43 void SetMinMove(Float_t minMove) {fMinMove = minMove;}
44 void SetMaxMove(Float_t maxMove) {fMaxMove = maxMove;}
45 void SetBGMaxMove(Float_t bgMaxMove) {fBGMaxMove = bgMaxMove;}
46 void SetPtCut(Float_t ptCut) {fPtCut = ptCut;}
47 Float_t GetPtCut() {return fPtCut;}
48 void SetHadronCorrection(AliEMCALHadronCorrectionv1 *hadCorr) {fHadCorr = hadCorr;}
49 AliEMCALHadronCorrectionv1* GetHadronCorrection() {return fHadCorr;}
50 void SetJetFindingParameters(Int_t numUnits, Float_t eSeed, Float_t coneRad, Float_t jetEMin, Float_t etMin,
51 Float_t minMove, Float_t maxMove, Float_t bgMaxMove);
52 void SetJetFindingParameters(Int_t numUnits, Float_t eSeed, Float_t coneRad, Float_t jetEMin, Float_t etMin);
53 void FillUnitArray(AliEMCALJetFinderAlgoUA1FillUnitFlagType_t flag);
54 void Sort(AliEMCALJetFinderAlgoUA1Unit* unit,Int_t integer);
56 void FindJetEtaPhi(Int_t counter);
60 void QS(AliEMCALJetFinderAlgoUA1Unit *unit, Int_t left, Int_t right);
61 AliEMCALJetFinderAlgoUA1Unit* GetUnitArrayPointer() {return fUnit;}
64 AliEMCALJetFinderAlgoUA1Unit *fUnit; //Array of JetFinder Unit objects (treated as the cells)
65 AliEMCALHadronCorrectionv1 *fHadCorr; //Pointer to Hadron Correction Object
66 AliEMCALJet fJet; //Jet object
67 Int_t fNumIter; //Number of iterations for entire algorithm
68 Int_t fNumUnits; //Number of units in the unit object array (same as num towers in EMCAL)
69 Float_t fESeed; //Minimum energy a cell must have to be considered a jet seed
70 Float_t fConeRad; //Size of cone radius
71 Float_t fJetEMin; //Minimum energy a cluster must have to be considered a jet
72 Float_t fEtMin; //Minimum cell Et cut
73 Float_t fMinMove; //Minimum move of jet centre from its previous position
74 Float_t fMaxMove; //Maximum move allowed of jet centre from its initiator cell position
75 Float_t fBGMaxMove; //Maximum allowed change in background energy between iterations
76 Float_t fPtCut; //Pt cut for tracks to minimise background contribution
78 Float_t fEBGTotal; //Total background energy
79 Float_t fEBGTotalOld; //Old total background energy
80 Float_t fEBGAve; //Average background energy
81 Float_t fEnergy; //Energy
82 Float_t fJetEta; //Jet eta value
83 Float_t fJetPhi; //Jet phi value
84 Float_t fEtaInit; //Jet initiate cell eta
85 Float_t fPhiInit; //Jet initiate cell phi
86 Float_t fEtaB; //Value of jet eta Before
87 Float_t fPhiB; //Value of jet phi Before
88 Float_t fJetESum; //Sum of weighted jet energy
89 Float_t fJetEtaSum; //Sum of weighted jet eta
90 Float_t fJetPhiSum; //Sum of weighted jet phi
91 Float_t fDEta; //Offset of unit from jet eta value
92 Float_t fDPhi; //Offset of unit from jet phi value
93 Float_t fDistP; //Distance of new jet axis position from Previous position
94 Float_t fDistI; //Distance of new jet axis position from Initiator cell position
95 Float_t fTempE; //Temp E for comparing with JetEMin
96 Float_t fRad; //Distance of cell from jet cone centre
97 Int_t fNumInCone; //Number of units in the jet cone
98 Int_t fNumJets; //Number of jets in an event
99 Bool_t fArrayInitialised; //To check that array of units is initialised
101 ClassDef(AliEMCALJetFinderAlgoUA1Hybrid,1)