/*
 *====================================================================
 *
 *  CBM Level 1 Reconstruction 
 *  
 *  Authors: I.Kisel,  S.Gorbunov
 *
 *  e-mail : ikisel@kip.uni-heidelberg.de 
 *
 *====================================================================
 *
 *  L1 track class
 *
 *====================================================================
 */

#ifndef CbmL1Track_H
#define CbmL1Track_H

#include "CbmL1TrackPar.h"
#include "CbmL1StsHit.h"
#include "CbmL1TrdHit.h"

struct CbmL1Triplet: public CbmL1TrackPar
{
  CbmL1StsHit *phitl, *phitm, *phitr;
  int    first_triplet, last_triplet, level, good;
};


struct CbmL1Track: public CbmL1TrackPar
{

  int    GetNOfHits(){ return StsHits.size(); }
  CbmKFHit *GetHit( int i ){ return StsHits[i]->GetKFHit(); }


  vector<CbmL1StsHit* > StsHits;
  vector<CbmL1TrdHit* > TrdHits;

  vector<CbmL1Triplet*> Triplets;

  bool good;
  int  length, isec;

  double TLast[6], CLast[15];

  int nStations;

  bool is_long;

  double Ttmp[6], Ctmp[15]; // temporary variables

  static bool compareChi2(const CbmL1Track &a, const CbmL1Track &b){
    return (a.chi2 < b.chi2);
  }
};

class TInterfaceB :public CbmKFTrackInterface{
 public:
  TInterfaceB( CbmL1Track *t) :fT(t) {};

  double *GetTrack(){ return fT->TLast; }
  double *GetCovMatrix(){ return fT->CLast; }

  double &GetRefChi2(){ return fT->GetRefChi2(); }
  int    &GetRefNDF(){ return fT->GetRefNDF(); }
  double GetMass(){ return fT->GetMass(); }
  bool   IsElectron(){ return fT->IsElectron(); }
  int    GetNOfHits(){ return fT->GetNOfHits(); }
  CbmKFHit *GetHit( int i ){ return fT->GetHit( i ); }
 protected:
  CbmL1Track *fT;
};

#endif