//
//
#ifndef SubBaseObject_hh_seen
#define SubBaseObject_hh_seen

#include "TObject.h"
#include "TBits.h"
#include "TObjString.h"

#include "TVector3.h"
#include "TLorentzVector.h"
 
#include "IoaAnalysisUtils.hxx"
#include "ITrueVertex.hxx"
///
/// This is a base class used by the IGlobalReconModule. Had to be defined
/// separately to avoid errors when using TFile::MakeProject to generate
/// class libraries from output files.
///
namespace COMET {

  /// An object to describe the true G4 particle associated to the IGlobalPID
  class ITrueParticle : public TObject {
  public:
    virtual ~ITrueParticle();
    

    int ID;    ///< Trajectoy  Id


    double Pur;    ///< The purity for matching the rec particle with the true particle


    double Eff;    ///< The efficiency for matching the rec particle with the true particle


    COMET::ITrueVertex Vertex;    ///< True vertex associated to this TrueParticle


    ClassDef(ITrueParticle, 1);

  };

  class ISubBaseObject : public TObject {
  public:
    virtual ~ISubBaseObject();

    UInt_t UniqueID;    ///< Unique identifier for sub-detector recon objects


    unsigned long Status;    ///< The status for the fit.


    int    Detector; ///< Integer specifying which subdetector(s) the object belongs to. See IGlobalReconModule::GetDetectorNumber for the options. 
    int    NHits; ///< The number of hits.
    int    NNodes; ///< The number of nodes.
    int    NDOF; ///< The number of degrees of freedom.
    double Chi2; ///< The chi2 of the fit.
    double EDeposit; ///< Deposited energy.
    int    NConstituents; ///< The number of constituents.

    double Length;    ///< The length of the track or shower (RMS)


    TLorentzVector FrontPosition;    ///< The position of the object.

    TLorentzVector BackPosition;    ///< The position of the object.

    
    TLorentzVector FrontPositionVar;    ///< The variance of the position variance;

    TLorentzVector BackPositionVar;    ///< The variance of the position variance;


    TVector3 FrontDirection;    ///< The direction of the object.

    TVector3 BackDirection;    ///< The direction of the object.


    TVector3 FrontDirectionVar;    ///< The variance of the direction of the object.

    TVector3 BackDirectionVar;    ///< The variance of thedirection of the object.


    double FrontMomentum;    ///< the momentum of the object

    double BackMomentum;    ///< the momentum of the object


    double FrontMomentumError;    ///< the error on the momentum of the object

    double BackMomentumError;    ///< the error on the momentum of the object



    ITrueParticle TrueParticle;    ///< The true particle


    ClassDef(ISubBaseObject, 1);
  };

  class ISubBaseShowerObject : public ISubBaseObject{
  public:
    virtual ~ISubBaseShowerObject();

    TVector3 Cone;    ///< The opening angles of the cone (only for showers)


    ClassDef(ISubBaseShowerObject, 1);
  };


  
} // comet namespace

#endif