[u/mrichter/AliRoot.git] / EMCAL / AliEMCALRecPoint.h

#ifndef ALIEMCALRECPOINT_H
#define ALIEMCALRECPOINT_H
/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */
//_________________________________________________________________________
//  Base Class for EMCAL Reconstructed Points  
//  A recpoint being equivalent to a cluster in encal terminology                 
//*-- Author: Yves Schutz (SUBATECH)
//*-- Author: Dmitri Peressounko (RRC KI & SUBATECH)
//*-- Author: Heather Gray (LBL): merged AliEMCALRecPoint and AliEMCALTowerRecPoint 02/04

// --- ROOT system ---
class TVector3 ;  

// --- Standard library ---

// --- AliRoot header files ---

#include "AliRecPoint.h"
class AliEMCALDigit;
class AliEMCALGeometry;

class AliEMCALRecPoint : public AliRecPoint {

 public:
  
  typedef TObjArray RecPointsList ; 

  AliEMCALRecPoint() ;                   // ctor         
  AliEMCALRecPoint(const char * opt) ;   // ctor 
  AliEMCALRecPoint(const AliEMCALRecPoint & rp);
  
  virtual ~AliEMCALRecPoint();
  virtual void    AddDigit(AliDigitNew &){ Fatal("AddDigit", "use AddDigit(AliEMCALDigit & digit, Float_t Energy )") ; }
  virtual void    AddDigit(AliEMCALDigit & digit, Float_t Energy); 
  virtual Int_t   Compare(const TObject * obj) const;   
  virtual Int_t   DistancetoPrimitive(Int_t px, Int_t py);
  virtual void    Draw(Option_t * option="") ;
  virtual void    ExecuteEvent(Int_t event, Int_t, Int_t) ;

  virtual void    SetClusterType(Int_t ver) { fClusterType = ver; }
  virtual Int_t   GetClusterType() const { return fClusterType; }

  virtual void    EvalAll(Float_t logWeight, TClonesArray * digits);
  virtual void    EvalLocalPosition(Float_t logWeight, TClonesArray * digits);
  virtual void    EvalPrimaries(TClonesArray * digits) ;
  virtual void    EvalParents(TClonesArray * digits) ;

  //  void            EvalLocalPositionSimple(TClonesArray *digits); // ??
  void   EvalLocalPositionFit(Double_t deff, Double_t w0, Double_t phiSlope,TClonesArray * digits);
  Bool_t EvalLocalPosition2(TClonesArray *digits, TArrayD &ed);

  static  Bool_t  EvalLocalPositionFromDigits(const Double_t esum, const Double_t deff, const Double_t w0, 
                                              TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
  static  Bool_t  EvalLocalPositionFromDigits(TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
  static  void    GetDeffW0(const Double_t esum, Double_t &deff,  Double_t &w0);

  using AliRecPoint::GetGlobalPosition;
  virtual void    GetGlobalPosition(TVector3 & gpos) const; // return global position (x, y, z) in ALICE
  virtual void    GetLocalPosition(TVector3 & lpos) const;  // return local position  (x, y, z) in EMCAL SM
  virtual Int_t * GetPrimaries(Int_t & number) const {number = fMulTrack ; 
                                                      return fTracksList ; }
  virtual Int_t * GetParents(Int_t & number) const {number = fMulParent ; 
                                                      return fParentsList ; }
  Float_t         GetCoreEnergy()const {return fCoreEnergy ;}
  virtual Float_t GetDispersion()const {return fDispersion ;}
  virtual void    GetElipsAxis(Float_t * lambda)const {lambda[0] = fLambda[0]; lambda[1] = fLambda[1];};
  
  Float_t *   GetEnergiesList() const {return fEnergyList ;}       // gets the list of energies making this recpoint
  Double_t    GetPointEnergy() const;                              // gets point energy (sum of energy list)
  Float_t *   GetTimeList() const {return fTimeList ;}       // gets the list of digit times in this recpoint
  Float_t     GetMaximalEnergy(void) const ;                       // get the highest energy in the cluster
  Int_t       GetMaximumMultiplicity() const {return fMaxDigit ;}  // gets the maximum number of digits allowed
  Int_t       GetMultiplicity(void) const { return fMulDigit ; }   // gets the number of digits making this recpoint
  Int_t       GetMultiplicityAtLevel(Float_t level) const ;  // computes multiplicity of digits with 
  Int_t *     GetAbsId() const {return fAbsIdList;}
  Int_t       GetAbsId(int i) const {if(i>=0 && i<fMulDigit)return fAbsIdList[i]; else return -1;}
  Int_t       GetAbsIdMaxDigit() {return GetAbsId(fDigitIndMax);}
  Int_t       GetIndMaxDigit() {return fDigitIndMax;}
  void        SetIndMaxDigit(const Int_t ind) {fDigitIndMax = ind;}
  // energy above relative level
  virtual Int_t GetNumberOfLocalMax(AliEMCALDigit **  maxAt, Float_t * maxAtEnergy,
                                    Float_t locMaxCut,TClonesArray * digits ) const ; 
                                                                   // searches for the local maxima 
  
  Int_t       GetPrimaryIndex() const  ;
  Float_t     GetTime(void) const{return  fTime ; }
 
  virtual Bool_t  IsEmc(void)const { return kTRUE ;  }
  virtual Bool_t  IsSortable() const { 
    // tells that this is a sortable object
    return kTRUE ; 
  }  
  virtual void    Paint(Option_t * option="");
  virtual void    Print(Option_t * option="") const ; 
  
  AliEMCALRecPoint & operator = (const AliEMCALRecPoint & )  {
    Fatal("operator =", "not implemented") ;
    return *this ; 
  }
  static Double_t TmaxInCm(const Double_t e=0.0, const Int_t key=0);

protected:
          void  EvalCoreEnergy(Float_t logWeight,TClonesArray * digits) ;             
	  virtual void  EvalDispersion(Float_t logWeight,TClonesArray * digits) ;   // computes the dispersion of the shower
	  virtual void  EvalElipsAxis(Float_t logWeight, TClonesArray * digits );   // computes the axis of shower ellipsoide
          void  EvalTime( TClonesArray * digits );
	  virtual Bool_t AreNeighbours(AliEMCALDigit * digit1, AliEMCALDigit * digit2 ) const;
	  Float_t ThetaToEta(Float_t arg) const;  //Converts Theta (Radians) to Eta(Radians)
	  Float_t EtaToTheta(Float_t arg) const;  //Converts Eta (Radians) to Theta(Radians)

private:
          AliEMCALGeometry* fGeomPtr;  //! Pointer to geometry for utilities

          Int_t   fClusterType;    // type of cluster stored:
				   // pseudocluster or v1
	  Float_t fCoreEnergy ;       // energy in a shower core 
	  Float_t fLambda[2] ;        // shower ellipse axes
	  Float_t fDispersion ;       // shower dispersion
	  Float_t *fEnergyList ;      //[fMulDigit] energy of digits
	  Float_t *fTimeList ;        //[fMulDigit] time of digits
          Int_t   *fAbsIdList;        //[fMulDigit] absId  of digits
	  Float_t fTime ;             // Time of the digit with maximal energy deposition
	  Float_t fCoreRadius;        // The radius in which the core energy is evaluated
	  Float_t *fDETracksList ;    //[fMulTrack] list of tracks to which the point was assigned
	  Int_t fMulParent;           // Multiplicity of the parents
          Int_t fMaxParent;           // Maximum number of parents allowed
          Int_t * fParentsList;       // [fMulParent] list of the parents of the digits
          Float_t * fDEParentsList;   // [fMulParent] list of the parents of the digits
          Int_t   fSuperModuleNumber; // number identifying supermodule containing recpoint
          // Aug 16, 2007
          Int_t   fDigitIndMax;       // Index of digit with max energy in array fAbsIdList
  ClassDef(AliEMCALRecPoint,9) // RecPoint for EMCAL (Base Class)
 
};

#endif // AliEMCALRECPOINT_H
Commit	Line	Data
ab48128d	1	#ifndef ALIEMCALRECPOINT_H
ab48128d	2	#define ALIEMCALRECPOINT_H
801f6c04	3	/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
ab48128d	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
d64c959b	8	//*-- Author: Yves Schutz (SUBATECH)
70a93198	9	//*-- Author: Dmitri Peressounko (RRC KI & SUBATECH)
70a93198	10	//*-- Author: Heather Gray (LBL): merged AliEMCALRecPoint and AliEMCALTowerRecPoint 02/04
ab48128d	11
ab48128d	12	// --- ROOT system ---
70a93198	13	class TVector3 ;
ab48128d	14
ab48128d	15	// --- Standard library ---
	16
	17	// --- AliRoot header files ---
	18
	19	#include "AliRecPoint.h"
1d59832c	20	class AliEMCALDigit;
a5c60732	21	class AliEMCALGeometry;
a5c60732	22
ab48128d	23	class AliEMCALRecPoint : public AliRecPoint {
	24
	25	public:
	26
	27	typedef TObjArray RecPointsList ;
	28
	29	AliEMCALRecPoint() ; // ctor
	30	AliEMCALRecPoint(const char * opt) ; // ctor
0a4cb131	31	AliEMCALRecPoint(const AliEMCALRecPoint & rp);
ab48128d	32
70a93198	33	virtual ~AliEMCALRecPoint();
70a93198	34	virtual void AddDigit(AliDigitNew &){ Fatal("AddDigit", "use AddDigit(AliEMCALDigit & digit, Float_t Energy )") ; }
6e49fcaa	35	virtual void AddDigit(AliEMCALDigit & digit, Float_t Energy);
70a93198	36	virtual Int_t Compare(const TObject * obj) const;
ab48128d	37	virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
ab48128d	38	virtual void Draw(Option_t * option="") ;
9e5d2067	39	virtual void ExecuteEvent(Int_t event, Int_t, Int_t) ;
70a93198	40
85c60a8e	41	virtual void SetClusterType(Int_t ver) { fClusterType = ver; }
	42	virtual Int_t GetClusterType() const { return fClusterType; }
	43
70a93198	44	virtual void EvalAll(Float_t logWeight, TClonesArray * digits);
1ae500a2	45	virtual void EvalLocalPosition(Float_t logWeight, TClonesArray * digits);
70a93198	46	virtual void EvalPrimaries(TClonesArray * digits) ;
87cdc3be	47	virtual void EvalParents(TClonesArray * digits) ;
70a93198	48
1ae500a2	49	// void EvalLocalPositionSimple(TClonesArray *digits); // ??
	50	void EvalLocalPositionFit(Double_t deff, Double_t w0, Double_t phiSlope,TClonesArray * digits);
	51	Bool_t EvalLocalPosition2(TClonesArray *digits, TArrayD &ed);
	52
	53	static Bool_t EvalLocalPositionFromDigits(const Double_t esum, const Double_t deff, const Double_t w0,
	54	TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
	55	static Bool_t EvalLocalPositionFromDigits(TClonesArray *digits, TArrayD &ed, TVector3 &locPos);
	56	static void GetDeffW0(const Double_t esum, Double_t &deff, Double_t &w0);
	57
4800667c	58	using AliRecPoint::GetGlobalPosition;
70a93198	59	virtual void GetGlobalPosition(TVector3 & gpos) const; // return global position (x, y, z) in ALICE
e52475ed	60	virtual void GetLocalPosition(TVector3 & lpos) const; // return local position (x, y, z) in EMCAL SM
ab48128d	61	virtual Int_t * GetPrimaries(Int_t & number) const {number = fMulTrack ;
ab48128d	62	return fTracksList ; }
e52475ed	63	virtual Int_t * GetParents(Int_t & number) const {number = fMulParent ;
87cdc3be	64	return fParentsList ; }
70a93198	65	Float_t GetCoreEnergy()const {return fCoreEnergy ;}
	66	virtual Float_t GetDispersion()const {return fDispersion ;}
	67	virtual void GetElipsAxis(Float_t * lambda)const {lambda[0] = fLambda[0]; lambda[1] = fLambda[1];};
	68
	69	Float_t * GetEnergiesList() const {return fEnergyList ;} // gets the list of energies making this recpoint
1d46d1f6	70	Double_t GetPointEnergy() const; // gets point energy (sum of energy list)
85c60a8e	71	Float_t * GetTimeList() const {return fTimeList ;} // gets the list of digit times in this recpoint
70a93198	72	Float_t GetMaximalEnergy(void) const ; // get the highest energy in the cluster
	73	Int_t GetMaximumMultiplicity() const {return fMaxDigit ;} // gets the maximum number of digits allowed
	74	Int_t GetMultiplicity(void) const { return fMulDigit ; } // gets the number of digits making this recpoint
	75	Int_t GetMultiplicityAtLevel(Float_t level) const ; // computes multiplicity of digits with
e52475ed	76	Int_t * GetAbsId() const {return fAbsIdList;}
e52475ed	77	Int_t GetAbsId(int i) const {if(i>=0 && i<fMulDigit)return fAbsIdList[i]; else return -1;}
1ae500a2	78	Int_t GetAbsIdMaxDigit() {return GetAbsId(fDigitIndMax);}
	79	Int_t GetIndMaxDigit() {return fDigitIndMax;}
	80	void SetIndMaxDigit(const Int_t ind) {fDigitIndMax = ind;}
e52475ed	81	// energy above relative level
70a93198	82	virtual Int_t GetNumberOfLocalMax(AliEMCALDigit ** maxAt, Float_t * maxAtEnergy,
	83	Float_t locMaxCut,TClonesArray * digits ) const ;
	84	// searches for the local maxima
4635df1f	85
4635df1f	86	Int_t GetPrimaryIndex() const ;
70a93198	87	Float_t GetTime(void) const{return fTime ; }
70a93198	88
7ee5c5be	89	virtual Bool_t IsEmc(void)const { return kTRUE ; }
ab48128d	90	virtual Bool_t IsSortable() const {
	91	// tells that this is a sortable object
	92	return kTRUE ;
	93	}
	94	virtual void Paint(Option_t * option="");
5dee926e	95	virtual void Print(Option_t * option="") const ;
7ee5c5be	96
ab48128d	97	AliEMCALRecPoint & operator = (const AliEMCALRecPoint & ) {
d64c959b	98	Fatal("operator =", "not implemented") ;
ab48128d	99	return *this ;
ab48128d	100	}
1ae500a2	101	static Double_t TmaxInCm(const Double_t e=0.0, const Int_t key=0);
ab48128d	102
ab48128d	103	protected:
70a93198	104	void EvalCoreEnergy(Float_t logWeight,TClonesArray * digits) ;
	105	virtual void EvalDispersion(Float_t logWeight,TClonesArray * digits) ; // computes the dispersion of the shower
	106	virtual void EvalElipsAxis(Float_t logWeight, TClonesArray * digits ); // computes the axis of shower ellipsoide
	107	void EvalTime( TClonesArray * digits );
	108	virtual Bool_t AreNeighbours(AliEMCALDigit * digit1, AliEMCALDigit * digit2 ) const;
	109	Float_t ThetaToEta(Float_t arg) const; //Converts Theta (Radians) to Eta(Radians)
	110	Float_t EtaToTheta(Float_t arg) const; //Converts Eta (Radians) to Theta(Radians)
	111
85c60a8e	112	private:
14ce0a6e	113	AliEMCALGeometry* fGeomPtr; //! Pointer to geometry for utilities
a5c60732	114
85c60a8e	115	Int_t fClusterType; // type of cluster stored:
85c60a8e	116	// pseudocluster or v1
70a93198	117	Float_t fCoreEnergy ; // energy in a shower core
70a93198	118	Float_t fLambda[2] ; // shower ellipse axes
1ae500a2	119	Float_t fDispersion ; // shower dispersion
70a93198	120	Float_t *fEnergyList ; //[fMulDigit] energy of digits
85c60a8e	121	Float_t *fTimeList ; //[fMulDigit] time of digits
e52475ed	122	Int_t *fAbsIdList; //[fMulDigit] absId of digits
70a93198	123	Float_t fTime ; // Time of the digit with maximal energy deposition
70a93198	124	Float_t fCoreRadius; // The radius in which the core energy is evaluated
af5bdd85	125	Float_t *fDETracksList ; //[fMulTrack] list of tracks to which the point was assigned
af5bdd85	126	Int_t fMulParent; // Multiplicity of the parents
87cdc3be	127	Int_t fMaxParent; // Maximum number of parents allowed
73f2fed2	128	Int_t * fParentsList; // [fMulParent] list of the parents of the digits
af5bdd85	129	Float_t * fDEParentsList; // [fMulParent] list of the parents of the digits
14ce0a6e	130	Int_t fSuperModuleNumber; // number identifying supermodule containing recpoint
1ae500a2	131	// Aug 16, 2007
	132	Int_t fDigitIndMax; // Index of digit with max energy in array fAbsIdList
	133	ClassDef(AliEMCALRecPoint,9) // RecPoint for EMCAL (Base Class)
ab48128d	134
	135	};
	136
	137	#endif // AliEMCALRECPOINT_H