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Corrected detector name (Mario)
[u/mrichter/AliRoot.git] / EMCAL / AliEMCALRecPoint.h
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1#ifndef ALIEMCALRECPOINT_H
2#define ALIEMCALRECPOINT_H
3/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5//_________________________________________________________________________
6// Base Class for EMCAL Reconstructed Points
7// A recpoint being equivalent to a cluster in encal terminology
8//*-- Author: Yves Schutz (SUBATECH)
9//*-- Author: Dmitri Peressounko (RRC KI & SUBATECH)
10//*-- Author: Heather Gray (LBL): merged AliEMCALRecPoint and AliEMCALTowerRecPoint 02/04
11
12// --- ROOT system ---
13#include <TVector3.h>
14class TGeoManager;
15class TGeoPhysicalNode;
16class TPad;
17class TPaveText;
18class TGraph;
19class Riostream;
20
21// --- Standard library ---
22
23// --- AliRoot header files ---
24
25#include "AliCluster.h"
26class AliEMCALDigit;
27class AliDigitNew;
28class AliEMCALGeometry;
29class AliEMCALHit;
30
31class AliEMCALRecPoint : public AliCluster {
32
33 public:
34
35 typedef TObjArray RecPointsList ;
36
37 AliEMCALRecPoint() ; // ctor
38 AliEMCALRecPoint(const char * opt) ; // ctor
39 AliEMCALRecPoint(const AliEMCALRecPoint & rp);
40
41 AliEMCALRecPoint& operator= (const AliEMCALRecPoint &rp);
42
43 virtual ~AliEMCALRecPoint();
44
45 virtual void AddDigit(AliDigitNew &) const {
46 Fatal("AddDigit", "use AddDigit(AliEMCALDigit & digit, Float_t Energy )") ;
47 }
48 virtual void AddDigit(AliEMCALDigit & digit, Float_t Energy);
49 virtual Int_t Compare(const TObject * obj) const;
50 virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
51 virtual void Draw(Option_t * option="") ;
52 virtual void ExecuteEvent(Int_t event, Int_t, Int_t) ;
53
54 virtual void SetClusterType(Int_t ver) { fClusterType = ver; }
55 virtual Int_t GetClusterType() const { return fClusterType; }
56
57 virtual void EvalAll(Float_t logWeight, TClonesArray * digits);
58 virtual void EvalLocalPosition(Float_t logWeight, TClonesArray * digits);
59 virtual void EvalPrimaries(TClonesArray * digits) ;
60 virtual void EvalParents(TClonesArray * digits) ;
61
62 virtual int * GetDigitsList(void) const { return fDigitsList ; }
63 virtual Float_t GetEnergy() const {return fAmp; }
64
65 void EvalLocal2TrackingCSTransform();
66 void EvalLocalPositionFit(Double_t deff, Double_t w0, Double_t phiSlope,TClonesArray * digits);
67 Bool_t EvalLocalPosition2(TClonesArray *digits, TArrayD &ed);
68
69 static Bool_t EvalLocalPositionFromDigits(const Double_t esum, const Double_t deff, const Double_t w0,
70 TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
71 static Bool_t EvalLocalPositionFromDigits(TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
72 static void GetDeffW0(const Double_t esum, Double_t &deff, Double_t &w0);
73
74 virtual void GetGlobalPosition(TVector3 & gpos, TMatrixF & gmat) const; // return global position (x, y, z) in ALICE
75 virtual void GetGlobalPosition(TVector3 & gpos) const; // return global position (x, y, z) in ALICE
76 virtual void GetLocalPosition(TVector3 & lpos) const; // return local position (x, y, z) in EMCAL SM
77 virtual Int_t * GetPrimaries(Int_t & number) const {number = fMulTrack ;
78 return fTracksList ; }
79 virtual Int_t * GetParents(Int_t & number) const {number = fMulParent ;
80 return fParentsList ; }
81
82 virtual Int_t GetDigitsMultiplicity(void) const { return fMulDigit ; }
83 Int_t GetIndexInList() const { return fIndexInList ; }
84
85 Float_t GetCoreEnergy()const {return fCoreEnergy ;}
86 virtual Float_t GetDispersion()const {return fDispersion ;}
87 virtual void GetElipsAxis(Float_t * lambda)const {lambda[0] = fLambda[0]; lambda[1] = fLambda[1];};
88
89 Float_t * GetEnergiesList() const {return fEnergyList ;} // gets the list of energies making this recpoint
90 Double_t GetPointEnergy() const; // gets point energy (sum of energy list)
91 Float_t * GetTimeList() const {return fTimeList ;} // gets the list of digit times in this recpoint
92 Float_t GetMaximalEnergy(void) const ; // get the highest energy in the cluster
93 Int_t GetMaximumMultiplicity() const {return fMaxDigit ;} // gets the maximum number of digits allowed
94 Int_t GetMultiplicity(void) const { return fMulDigit ; } // gets the number of digits making this recpoint
95 Int_t GetMultiplicityAtLevel(Float_t level) const ; // computes multiplicity of digits with
96 Int_t * GetAbsId() const {return fAbsIdList;}
97 Int_t GetAbsId(int i) const {if(i>=0 && i<fMulDigit)return fAbsIdList[i]; else return -1;}
98 Int_t GetAbsIdMaxDigit() const {return GetAbsId(fDigitIndMax);}
99 Int_t GetIndMaxDigit() const {return fDigitIndMax;}
100 void SetIndMaxDigit(const Int_t ind) {fDigitIndMax = ind;}
101 void SetIndexInList(Int_t val) { fIndexInList = val ; }
102
103 virtual Int_t GetSuperModuleNumber(void) const { return fSuperModuleNumber;}
104
105 // energy above relative level
106 virtual Int_t GetNumberOfLocalMax(AliEMCALDigit ** maxAt, Float_t * maxAtEnergy,
107 Float_t locMaxCut,TClonesArray * digits ) const ;
108 // searches for the local maxima
109
110 Int_t GetPrimaryIndex() const ;
111 Float_t GetTime(void) const{return fTime ; }
112
113 virtual Bool_t IsEmc(void)const { return kTRUE ; }
114 virtual Bool_t IsSortable() const {
115 // tells that this is a sortable object
116 return kTRUE ;
117 }
118 virtual void Paint(Option_t * option="");
119 virtual void Print(Option_t * option="") const ;
120
121 static Double_t TmaxInCm(const Double_t e=0.0, const Int_t key=0);
122
123protected:
124 void EvalCoreEnergy(Float_t logWeight,TClonesArray * digits) ;
125 virtual void EvalDispersion(Float_t logWeight,TClonesArray * digits) ; // computes the dispersion of the shower
126 virtual void EvalElipsAxis(Float_t logWeight, TClonesArray * digits ); // computes the axis of shower ellipsoide
127 void EvalTime( TClonesArray * digits );
128 virtual Bool_t AreNeighbours(AliEMCALDigit * digit1, AliEMCALDigit * digit2 ) const;
129 Float_t ThetaToEta(Float_t arg) const; //Converts Theta (Radians) to Eta(Radians)
130 Float_t EtaToTheta(Float_t arg) const; //Converts Eta (Radians) to Theta(Radians)
131
132private:
133
134 //JLK do we need this?
135 AliEMCALGeometry* fGeomPtr; //! Pointer to geometry for utilities
136
137 Float_t fAmp ; // summed amplitude of digits
138 Int_t fIndexInList ; // the index of this RecPoint in the
139 // list stored in TreeR (to be set by analysis)
140 TVector3 fLocPos ; // local position in the sub-detector coordinate
141 TMatrixF * fLocPosM ; // covariance matrix ;
142 Int_t fMaxDigit ; //! max initial size of digits array (not saved)
143 Int_t fMulDigit ; // total multiplicity of digits
144 Int_t fMaxTrack ; //! max initial size of tracks array (not saved)
145 Int_t fMulTrack ; // total multiplicity of tracks
146 Int_t * fDigitsList ; //[fMulDigit] list of digit's indexes from which the point was reconstructed
147 Int_t * fTracksList ; //[fMulTrack] list of tracks to which the point was assigned
148
149 Int_t fClusterType; // type of cluster stored: pseudocluster or v1
150 Float_t fCoreEnergy ; // energy in a shower core
151 Float_t fLambda[2] ; // shower ellipse axes
152 Float_t fDispersion ; // shower dispersion
153 Float_t *fEnergyList ; //[fMulDigit] energy of digits
154 Float_t *fTimeList ; //[fMulDigit] time of digits
155 Int_t *fAbsIdList; //[fMulDigit] absId of digits
156 Float_t fTime ; // Time of the digit with maximal energy deposition
157 Float_t fCoreRadius; // The radius in which the core energy is evaluated
158 Float_t *fDETracksList ; //[fMulTrack] list of tracks to which the point was assigned
159 Int_t fMulParent; // Multiplicity of the parents
160 Int_t fMaxParent; // Maximum number of parents allowed
161 Int_t * fParentsList; // [fMulParent] list of the parents of the digits
162 Float_t * fDEParentsList; // [fMulParent] list of the parents of the digits
163 Int_t fSuperModuleNumber; // number identifying supermodule containing recpoint
164 // Aug 16, 2007
165 Int_t fDigitIndMax; // Index of digit with max energy in array fAbsIdList
166
167 ClassDef(AliEMCALRecPoint,10) // RecPoint for EMCAL (Base Class)
168
169};
170
171#endif // AliEMCALRECPOINT_H