// $Id: AliJPhoton.h,v 1.1 2008/05/02 20:28:14 djkim Exp $

////////////////////////////////////////////////////
/*!
  \file AliJPhoton.h
  \author J. Rak, D.J.Kim, R.Diaz (University of Jyvaskyla)
  \email: djkim@jyu.fi
  \version $Revision: 1.1 $
  \date $Date: 2008/05/02 11:56:39 $
*/
////////////////////////////////////////////////////

#ifndef ALIJPHOTON_H
#define ALIJPHOTON_H

#ifndef ROOT_TObject
#include <TObject.h>
#endif

#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <stdio.h>
#include "TMath.h"

#include "JConst.h"
#include "AliPhJBaseTrack.h"
#include "AliPhJPhoton.h"

//class  AliPhJBaseTrack;
//class  TObject;


class AliJPhoton : public AliPhJPhoton {

public:
  
  enum AliJCaloType {
         kUndef = -1, 
		 kPHOSCalo,  
		 kEMCALCalo
  };
  
  enum AliJCaloPID{
    kElectronAli = 0,
    kMuonAli = 1,
    kPionAli = 2,
    kKaonAli = 3,
    kProtonAli = 4,
    kPhotonAli = 5,
    kPi0Ali = 6,
    kNeutronAli = 7,
    kKaon0Ali = 8,
    kEleConAli = 9,
    kUnknownAli = 10
  };


  AliJPhoton();	    	     // default constructor
  AliJPhoton(const AliJPhoton& a);
  ~AliJPhoton(){;}		   //destructor  
  
  Bool_t InPHOS()  const {return fCaloType==kPHOSCalo ? kTRUE:kFALSE ;}
  Bool_t InEMCAL() const {return fCaloType==kEMCALCalo ? kTRUE:kFALSE ;}
  // getters
  void GetPID(Double_t *pid) const {
    for(Int_t i=0; i<kUnknownAli+1; ++i) pid[i]=fCaloPID[i];
  }
  Double_t  GetDistToBadChannel() const {return fDistToBadChannel;}
  Double_t  GetDispersion()       const {return fDispersion;}
  Double_t  GetM20()              const {return fM20;}
  Double_t  GetM02()              const {return fM02;}
  Double_t  GetEmcCpvDist()       const {return fEmcCpvDist;}
  Double_t  GetNCells() const   { return fNCells;}
  UShort_t  *GetCellsAbsId() const {return  fCellsAbsId;}
  Int_t     GetCellAbsId(Int_t i) const {  
         if (fCellsAbsId && i >=0 && i < fNCells ) return fCellsAbsId[i];    
        else return -1;}
  Double32_t *GetCellsAmplitudeFraction() const {return  fCellsAmpFraction;}
  Double_t    GetCellAmplitudeFraction(Int_t i) const {  
              if (fCellsAmpFraction && i >=0 && i < fNCells ) return fCellsAmpFraction[i];    
              else return -1;}
  particleType GetParticleType();
 
  
  //setters
  void  SetCaloType(AliJCaloType calo) {fCaloType = calo;}
  void  SetDistToBadChannel(Double_t dist) {fDistToBadChannel = dist;}
  void  SetDispersion(Double_t disp) {fDispersion = disp;}
  void  SetM20(Double_t m20) {fM20 = m20;}
  void  SetM02(Double_t m02) {fM02 = m02;}
  void  SetEmcCpvDist(Double_t dist) {fEmcCpvDist = dist;} 
  void  SetPID(const Double_t *pid);
  void  SetNCells(Int_t n) { fNCells = n;}
  void  SetCellsAbsId(const UShort_t *array);
  void  SetCellsAmplitudeFraction(const Double32_t *array) ;

  Int_t    GetMCid() const { return fMCid; }
  void     SetMCid(Int_t id) { fMCid = id; }
  Int_t    GetSuperModuleID() const { return fSuperModuleId; }
  void     SetSuperModuleID(Int_t id) { fSuperModuleId = id; }

  
  AliJPhoton&  operator=(const  AliJPhoton& photon); 
  
private:

  AliJCaloType   fCaloType;              // PHOS or EMCAL photon
  Double_t       fCaloPID[kUnknownAli+1];          // [0.,1.,8] pointer to PID object
  Double_t       fDistToBadChannel;      // Distance to nearest bad channel
  Double_t       fDispersion;            // cluster dispersion, for shape analysis
  Double_t       fM20;                   // 2-nd moment along the main eigen axis
  Double_t       fM02;                   // 2-nd moment along the second eigen axis
  Double_t       fEmcCpvDist;            // the distance from PHOS EMC rec.point to the closest CPV rec.point
 
  Int_t          fNCells ;                 //number of cells
  Int_t          fSuperModuleId ;          //super module id
  UShort_t      *fCellsAbsId;            //[fNCells] array of cell absId numbers
  Double32_t    *fCellsAmpFraction;    //[fNCells][0.,1.,16] array with cell amplitudes fraction.

  Int_t      fMCid;                 // track label, points back to MC track

  
   
 ClassDef(AliJPhoton,1)
 
};

#endif