//-----------------------------------------------------------
// File and Version Information:
// $Id$
//
// Description:
//      TPC Vertex:
//
//
// Environment:
//      Software developed for the GEM-TPC collaboration in the fopiroot
//      framework, deriving from fairroot
//
// Author List:
//      Sverre Doerheim     TUM       (original author)
//-----------------------------------------------------------

#ifndef TPCVERTEX_H
#define TPCVERTEX_H

#include <vector>

#include <TObject.h>
#include <GFRaveVertex.h>

class TVector3;

class TpcVertex : public TObject
{
public:
  //constructor/destructor
  TpcVertex();
  TpcVertex(TVector3 pos);
  TpcVertex(TVector3 pos, TMatrixT<double> cov, double err=0);
  TpcVertex(TVector3 pos,
            TMatrixT<double> cov,
            std::vector<unsigned int> tracks,
            TString trackBranchName);
  TpcVertex(TVector3 pos,
            double err,
            std::vector<unsigned int> tracks,
            TString trackBranchName);
  TpcVertex(TVector3 pos,
            TMatrixT<double> cov,
            std::vector<unsigned int> tracks,
            TString trackBranchName,
            unsigned int raveIndex,
            TString raveBranchName);

  ~TpcVertex(){;}
  //Getters
  unsigned int getNTracks(){return fTrackIds.size();}
  std::vector<unsigned int> getTracks(){return fTrackIds;}
  TVector3 getPos(){return fpos;}
  TMatrixT<double> getCov(){return fcov;}
  double getErr(){return fErr;}
  unsigned int getRaveIndex(){return fRaveIndex;}
  //Setters
  void setPos(TVector3 pos){fpos=pos;}
  void setCov(TMatrixT<double> cov){fcov=cov;}
  void setErr(double err){fErr=err;}
  void setIndex(unsigned int caindex){findex=caindex;}

  void setTrackIds(std::vector<unsigned int> trackIds,TString branchName);
  void setRaveIndex(unsigned int caindex, TString branchName);


private:
  TVector3 fpos;
  TMatrixT<double> fcov;
  double fErr; //Chi^2/ndf ord mean-deviation from poca

  TString fTrackBranchName;
  std::vector<unsigned int> fTrackIds; //TClonesArray-indices
  unsigned int findex; //TClonesArray-index

  bool fHasRaveVtx;
  TString fRaveBranchName;
  unsigned int fRaveIndex;//TClonesArray-index

public:
  ClassDef(TpcVertex,1)

 };

#endif // TPCVERTEX_H