#ifndef ALIMUONHITFORREC_H
#define ALIMUONHITFORREC_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/*$Id$*/

#include <TROOT.h>

class AliMUONHit;
class AliMUONRawCluster;
class AliMUONTrackHit;
class AliMUONTrackParam;

class AliMUONHitForRec : public TObject {
 public:
  AliMUONHitForRec(){
    // Constructor
    ;} // Constructor
  virtual ~AliMUONHitForRec(){
    // Destructor
    ;} // Destructor
  AliMUONHitForRec (const AliMUONHitForRec& AliMUONHitForRec); // copy constructor
  AliMUONHitForRec& operator=(const AliMUONHitForRec& AliMUONHitForRec); // assignment operator
  AliMUONHitForRec(AliMUONHit* mHit); // Constructor from GEANT hit
  AliMUONHitForRec(AliMUONRawCluster* RawCluster); // Constructor from raw cluster

  // Inline functions for Get and Set
  inline Double_t  GetBendingCoor(void) {
    // Get fBendingCoor
    return fBendingCoor;}
  inline void  SetBendingCoor(Double_t BendingCoor) {
    // Set fBendingCoor
    fBendingCoor = BendingCoor;}
  inline Double_t  GetNonBendingCoor(void) {
    // Get fNonBendingCoor
    return fNonBendingCoor;}
  inline void  SetNonBendingCoor(Double_t NonBendingCoor) {
    // Set fNonBendingCoor
    fNonBendingCoor = NonBendingCoor;}
  inline Double_t  GetZ(void) {
    // Get fZ
    return fZ;}
  inline void  SetZ(Double_t Z) {
    // Set fZ
    fZ = Z;}
  inline Double_t  GetBendingReso2(void) {
    // Get fBendingReso2
    return fBendingReso2;}
  inline void  SetBendingReso2(Double_t BendingReso2) {
    // Set fBendingReso2
    fBendingReso2 = BendingReso2;}
  inline Double_t  GetNonBendingReso2(void) {
    // Get fNonBendingReso2
    return fNonBendingReso2;}
  inline void  SetNonBendingReso2(Double_t NonBendingReso2) {
    // Set fNonBendingReso2
    fNonBendingReso2 = NonBendingReso2;}
  inline Int_t  GetChamberNumber(void) {
    // Get fChamberNumber
    return fChamberNumber;}
  inline void  SetChamberNumber(Int_t ChamberNumber) {
    // Set fChamberNumber
    fChamberNumber = ChamberNumber;}
  inline Int_t  GetHitNumber(void) {
    // Get fHitNumber
    return fHitNumber;}
  inline void  SetHitNumber(Int_t HitNumber) {
    // Set fHitNumber
    fHitNumber = HitNumber;}
  inline Int_t  GetTHTrack(void) {
    // Get fTHTrack
    return fTHTrack;}
  inline void  SetTHTrack(Int_t THTrack) {
    // Set fTHTrack
    fTHTrack = THTrack;}
  inline Int_t  GetGeantSignal(void) {
    // Get fGeantSignal
    return fGeantSignal;}
  inline void  SetGeantSignal(Int_t GeantSignal) {
    // Set fGeantSignal
    fGeantSignal = GeantSignal;}
  inline Int_t  GetIndexOfFirstSegment(void) {
    // Get fIndexOfFirstSegment
    return fIndexOfFirstSegment;}
  inline void  SetIndexOfFirstSegment(Int_t IndexOfFirstSegment) {
    // Set fIndexOfFirstSegment
    fIndexOfFirstSegment = IndexOfFirstSegment;}
  inline Int_t  GetNSegments(void) {
    // Get fNSegments
    return fNSegments;}
  inline void  SetNSegments(Int_t NSegments) {
    // Set fNSegments
    fNSegments = NSegments;}
  inline AliMUONTrackHit*  GetFirstTrackHitPtr(void) {
    // Get fFirstTrackHitPtr
    return fFirstTrackHitPtr;}
  inline void  SetFirstTrackHitPtr(AliMUONTrackHit* FirstTrackHitPtr) {
    // Set fFirstTrackHitPtr
  fFirstTrackHitPtr = FirstTrackHitPtr;}
  inline AliMUONTrackHit*  GetLastTrackHitPtr(void) {
    // Get fLastTrackHitPtr
    return fLastTrackHitPtr;}
  inline void  SetLastTrackHitPtr(AliMUONTrackHit* LastTrackHitPtr) {
    // Set fLastTrackHitPtr
    fLastTrackHitPtr = LastTrackHitPtr;}
  inline Int_t  GetNTrackHits(void) {
    // Get fNTrackHits
    return fNTrackHits;}
  inline void  SetNTrackHits(Int_t NTrackHits) {
    // Set fNTrackHits
    fNTrackHits = NTrackHits;}


  Double_t NormalizedChi2WithHitForRec(AliMUONHitForRec* Hit, Double_t Sigma2Cut);
/*   void UpdateFromChamberTrackParam(AliMUONTrackParam *TrackParam, Double_t MCSfactor); */

  // What is necessary for sorting TClonesArray's; sufficient too ????
  Bool_t IsSortable() const { return kTRUE; }
  Int_t Compare(TObject* HitForRec); // "Compare" function for sorting
 protected:
 private:
  Double_t fBendingCoor; // coordinate (cm) in bending plane
  Double_t fNonBendingCoor; // coordinate (cm) in non bending plane
  Double_t fZ; // Z coordinate (cm)
  Double_t fBendingReso2; // resolution**2 (cm**2) on coordinate in bending plane
  Double_t fNonBendingReso2; // resolution**2 (cm**2) on coordinate in non bending plane

  // links back to original hit for various checks
  // ideal would be real link to "hit" or "reconstructed hit"
  // if everything would be in memory ????
  Int_t fChamberNumber; // chamber number (0...)
  Int_t fHitNumber; // hit number (0...): RawCluster in "chamber" event of TR or GEANT hit in "track" event of TH
  Int_t fTHTrack; // track number (0...) in TH
  Int_t fGeantSignal; // Geant signal (1) or background (0)

  // links forward to the segment(s) if HitForRec in first chamber of a station
  Int_t fIndexOfFirstSegment; // index of first Segment
  Int_t fNSegments; // number of Segments

  // links forward to reconstructed track hits
  AliMUONTrackHit *fFirstTrackHitPtr ; // pointer to first TrackHit made with HitForRec
  AliMUONTrackHit *fLastTrackHitPtr ; // pointer to last TrackHit made with HitForRec
  Int_t fNTrackHits; // number of TrackHit's made with HitForRec
  
  ClassDef(AliMUONHitForRec, 1) // Class definition in ROOT context
    };
	
#endif