1 #ifndef ALIPHOSEMCRECPOINT_H
2 #define ALIPHOSEMCRECPOINT_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // RecPoint implementation for PHOS-EMC
10 // An EmcRecPoint is a cluster of digits
12 //*-- Author: Dmitri Peressounko (RRC KI & SUBATECH)
14 // --- ROOT system ---
19 // --- Standard library ---
21 // --- AliRoot header files ---
23 #include "AliPHOSDigit.h"
24 #include "AliPHOSRecPoint.h"
26 class AliPHOSEmcRecPoint : public AliPHOSRecPoint {
33 AliPHOSEmcRecPoint(Float_t W0, Float_t LocMaxCut) ;
34 virtual ~AliPHOSEmcRecPoint() ;
36 virtual void AddDigit(AliPHOSDigit & digit, Float_t Energy) ; // add a digit to the digits list
37 Int_t Compare(TObject * obj) ; // method for sorting
40 // gets the fDelta data member
42 Float_t GetDispersion() ; // computes the dispersion of the shower
43 void GetElipsAxis(Float_t * lambda) ; // computes the axis of shower ellipsoide
44 Float_t * GetEnergiesList(){
45 // gets the list of energies makink this recpoint
47 virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py) ;
48 Float_t GetLocMaxCut () {
49 // gets the cut of the local maximum search
51 Float_t GetLogWeightCut (){
52 // gets the logarythmic weight for the center of gravity calculation
54 Float_t GetMaximalEnergy(void) ; // get the highest energy in the cluster
55 Int_t GetMaximumMultiplicity() {
56 // gets the maximum number of digits allowed
58 Int_t GetMultiplicity(void) const {
59 // gets the number of digits making this recpoint
61 Int_t GetMultiplicityAtLevel(const Float_t level) ; // computes multiplicity of digits with energy above relative level
62 Int_t GetNumberOfLocalMax(Int_t * maxAt, Float_t * maxAtEnergy) ; // searches for the local maxima
64 Float_t GetTotalEnergy(void) const {
65 // gets the total amplitude of this recpoint (in EMC RecPoint Amp = Energy)
67 void GetLocalPosition(TVector3 &Lpos) ; // computes the position in the PHOS module
69 // true if the recpoint is in EMC
71 Bool_t IsSortable() const {
72 // says that emcrecpoints are sortable objects
74 void Print(Option_t * opt = "void") ;
78 Bool_t AreNeighbours(AliPHOSDigit * digit1, AliPHOSDigit * digit2 ) ;
80 Float_t fDelta ; // parameter used to sort the clusters
81 Float_t *fEnergyList ; //[fMulDigit] energy of digits
82 Float_t fLocMaxCut ; // minimum energy difference to distinguish two maxima
83 Float_t fW0 ; // logarithmic weight factor for center of gravity calculation
85 ClassDef(AliPHOSEmcRecPoint,1) // EMC RecPoint (cluster)
89 #endif // AliPHOSEMCRECPOINT_H