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 EMCAL terminology
10 //*-- Author: Yves Schutz (SUBATECH)
11 //*-- Author: Dmitri Peressounko (RRC KI & SUBATECH)
12 //*-- Author: Heather Gray (LBL): merged AliEMCALRecPoint and AliEMCALTowerRecPoint 02/04
14 // --- ROOT system ---
17 class TGeoPhysicalNode;
22 // --- Standard library ---
24 // --- AliRoot header files ---
26 #include "AliCluster.h"
29 class AliEMCALGeometry;
31 class AliCaloCalibPedestal;
33 class AliEMCALRecPoint : public AliCluster {
37 typedef TObjArray RecPointsList ;
39 AliEMCALRecPoint() ; // ctor
40 AliEMCALRecPoint(const char * opt) ; // ctor
41 AliEMCALRecPoint(const AliEMCALRecPoint & rp);
43 AliEMCALRecPoint& operator= (const AliEMCALRecPoint &rp);
45 virtual ~AliEMCALRecPoint();
47 virtual void AddDigit(AliDigitNew &) const {
48 Fatal("AddDigit", "use AddDigit(AliEMCALDigit & digit, Float_t Energy )") ;
50 virtual void AddDigit(AliEMCALDigit & digit, Float_t Energy, Bool_t shared);
51 virtual Int_t Compare(const TObject * obj) const;
52 //virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);//Not used, remove?
53 virtual void Draw(Option_t * option="") ;
54 //virtual void ExecuteEvent(Int_t event, Int_t, Int_t) ;//Not used, remove?
56 virtual void SetClusterType(Int_t ver) { fClusterType = ver; }
57 virtual Int_t GetClusterType() const { return fClusterType; }
59 virtual void EvalAll(Float_t logWeight, TClonesArray * digits, const Bool_t justClusters);
60 virtual void EvalLocalPosition (Float_t logWeight, TClonesArray * digits);
61 virtual void EvalGlobalPosition(Float_t logWeight, TClonesArray * digits);
63 virtual void EvalPrimaries(TClonesArray * digits) ;
64 virtual void EvalParents(TClonesArray * digits) ;
66 virtual int * GetDigitsList(void) const { return fDigitsList ; }
67 virtual Float_t GetEnergy() const {return fAmp; }
69 void EvalLocal2TrackingCSTransform();
70 void EvalLocalPositionFit(Double_t deff, Double_t w0, Double_t phiSlope,TClonesArray * digits);
71 Bool_t EvalLocalPosition2(TClonesArray *digits, TArrayD &ed);
73 Bool_t EvalLocalPositionFromDigits(const Double_t esum, const Double_t deff, const Double_t w0,
74 TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
75 Bool_t EvalLocalPositionFromDigits(TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
76 static void GetDeffW0(const Double_t esum, Double_t &deff, Double_t &w0);
78 //virtual void GetGlobalPosition(TVector3 & gpos, TMatrixF & gmat) const; // return global position (x, y, z) in ALICE
79 virtual void GetGlobalPosition(TVector3 & gpos) const; // return global position (x, y, z) in ALICE
80 virtual void GetLocalPosition(TVector3 & lpos) const; // return local position (x, y, z) in EMCAL SM
81 virtual Int_t * GetPrimaries(Int_t & number) const {number = fMulTrack ;
82 return fTracksList ; }
83 virtual Int_t * GetParents(Int_t & number) const {number = fMulParent ;
84 return fParentsList ; }
86 virtual Int_t GetDigitsMultiplicity(void) const { return fMulDigit ; }
87 Int_t GetIndexInList() const { return fIndexInList ; }
89 Float_t GetCoreEnergy()const {return fCoreEnergy ;}
90 virtual Float_t GetDispersion()const {return fDispersion ;}
91 virtual void GetElipsAxis(Float_t * lambda)const {lambda[0] = fLambda[0]; lambda[1] = fLambda[1];};
93 Float_t * GetEnergiesList() const {return fEnergyList ;} // gets the list of energies making this recpoint
94 Double_t GetPointEnergy() const; // gets point energy (sum of energy list)
95 Float_t * GetTimeList() const {return fTimeList ;} // gets the list of digit times in this recpoint
96 Float_t GetMaximalEnergy(void) const ; // get the highest energy in the cluster
97 Int_t GetMaximalEnergyIndex(void) const ; // get the index of highest energy digit
98 Int_t GetMaximumMultiplicity() const {return fMaxDigit ;} // gets the maximum number of digits allowed
99 Int_t GetMultiplicity(void) const { return fMulDigit ; } // gets the number of digits making this recpoint
100 Int_t GetMultiplicityAtLevel(Float_t level) const ; // computes multiplicity of digits with
101 Int_t * GetAbsId() const {return fAbsIdList;}
102 Int_t GetAbsId(Int_t i) const {if(i>=0 && i<fMulDigit)return fAbsIdList[i]; else return -1;}
103 Int_t GetAbsIdMaxDigit() const {return GetAbsId(fDigitIndMax);}
104 Int_t GetIndMaxDigit() const {return fDigitIndMax;}
105 void SetIndMaxDigit(const Int_t ind) {fDigitIndMax = ind;}
106 void SetIndexInList(Int_t val) { fIndexInList = val ; }
108 virtual Int_t GetSuperModuleNumber(void) const { return fSuperModuleNumber;}
110 // energy above relative level
111 virtual Int_t GetNumberOfLocalMax(AliEMCALDigit ** maxAt, Float_t * maxAtEnergy,
112 Float_t locMaxCut,TClonesArray * digits ) const ;
113 // searches for the local maxima
114 // Number of local maxima found in cluster in unfolding:
116 //-1: unfolding failed
117 Short_t GetNExMax(void) const { return fNExMax ;} // Number of maxima found in cluster in unfolding
118 void SetNExMax(Int_t nmax=1) {fNExMax = static_cast<Short_t>(nmax) ;}
120 Int_t GetPrimaryIndex() const ;
122 Float_t GetTime(void) const { return fTime ; }
124 Bool_t SharedCluster(void) const { return fSharedCluster ; }
125 void SetSharedCluster(Bool_t s){ fSharedCluster = s ; }
127 virtual Bool_t IsEmc(void) const { return kTRUE ; }
128 virtual Bool_t IsSortable() const {
129 // tells that this is a sortable object
132 virtual void Paint(Option_t * option="");
133 virtual void Print(Option_t * option="") const ;
135 Double_t TmaxInCm(const Double_t e=0.0, const Int_t key=0);
137 Float_t GetDistanceToBadTower() const {return fDistToBadTower;}
138 void EvalDistanceToBadChannels(AliCaloCalibPedestal* caloped);
141 void EvalCoreEnergy(Float_t logWeight,TClonesArray * digits) ;
142 virtual void EvalDispersion(Float_t logWeight,TClonesArray * digits) ; // computes the dispersion of the shower
143 virtual void EvalElipsAxis(Float_t logWeight, TClonesArray * digits ); // computes the axis of shower ellipsoide
144 void EvalTime( TClonesArray * digits );
145 virtual Bool_t AreNeighbours(AliEMCALDigit * digit1, AliEMCALDigit * digit2 ) const;
146 Float_t ThetaToEta(Float_t arg) const; //Converts Theta (Radians) to Eta(Radians)
147 Float_t EtaToTheta(Float_t arg) const; //Converts Eta (Radians) to Theta(Radians)
151 //JLK do we need this?
152 AliEMCALGeometry* fGeomPtr; //! Pointer to geometry for utilities
154 Float_t fAmp ; // summed amplitude of digits
155 Int_t fIndexInList ; // the index of this RecPoint in the
156 // list stored in TreeR (to be set by analysis)
157 TVector3 fGlobPos ; // global position
158 TVector3 fLocPos ; // local position in the sub-detector coordinate
159 Int_t fMaxDigit ; //! max initial size of digits array (not saved)
160 Int_t fMulDigit ; // total multiplicity of digits
161 Int_t fMaxTrack ; //! max initial size of tracks array (not saved)
162 Int_t fMulTrack ; // total multiplicity of tracks
163 Int_t * fDigitsList ; //[fMulDigit] list of digit's indexes from which the point was reconstructed
164 Int_t * fTracksList ; //[fMulTrack] list of tracks to which the point was assigned
166 Int_t fClusterType; // type of cluster stored: v1
167 Float_t fCoreEnergy ; // energy in a shower core
168 Float_t fLambda[2] ; // shower ellipse axes
169 Float_t fDispersion ; // shower dispersion
170 Float_t *fEnergyList ; //[fMulDigit] energy of digits
171 Float_t *fTimeList ; //[fMulDigit] time of digits
172 Int_t *fAbsIdList; //[fMulDigit] absId of digits
173 Float_t fTime ; // Time of the digit with maximal energy deposition
174 Short_t fNExMax ; // number of (Ex-)maxima before unfolding
175 Float_t fCoreRadius; // The radius in which the core energy is evaluated
176 Float_t *fDETracksList ; //[fMulTrack] list of tracks to which the point was assigned
177 Int_t fMulParent; // Multiplicity of the parents
178 Int_t fMaxParent; // Maximum number of parents allowed
179 Int_t * fParentsList; // [fMulParent] list of the parents of the digits
180 Float_t * fDEParentsList; // [fMulParent] list of the parents of the digits
181 Int_t fSuperModuleNumber; // number identifying supermodule containing recpoint, reference is cell with maximum energy.
182 Int_t fDigitIndMax; // Index of digit with max energy in array fAbsIdList
183 Float_t fDistToBadTower; // Distance to nearest bad tower
184 Bool_t fSharedCluster; // States if cluster is shared by 2 SuperModules in same phi rack (0,1), (2,3) ... (10,11).
186 ClassDef(AliEMCALRecPoint,12) // RecPoint for EMCAL (Base Class)
190 #endif // AliEMCALRECPOINT_H