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//
// This example is provided by the Geant4-DNA collaboration
// Any report or published results obtained using the Geant4-DNA software 
// shall cite the following Geant4-DNA collaboration publications:
// Phys. Med. 31 (2015) 861-874
// Med. Phys. 37 (2010) 4692-4708
// The Geant4-DNA web site is available at http://geant4-dna.org
//
/// \file TrackerHit.hh
/// \brief Definition of the TrackerHit class

#ifndef TrackerHit_h
#define TrackerHit_h 1

#include "G4VHit.hh"
#include "G4THitsCollection.hh"
#include "G4ThreeVector.hh"

/// Tracker hit class
///
/// It defines data members to store the trackID, energy deposit,
/// and position of charged particles in a selected volume:
/// - fTrackID, fEdep, fPos

class TrackerHit : public G4VHit
{
  public:
    TrackerHit();
    TrackerHit(const TrackerHit&);
    virtual ~TrackerHit();

    // operators
    const TrackerHit& operator=(const TrackerHit&);
    G4int operator==(const TrackerHit&) const;

    inline void* operator new(size_t);
    inline void  operator delete(void*);

    // methods from base class
    virtual void Draw();
    virtual void Print();

    // Set methods
    void SetTrackID  (G4int track)      { fTrackID = track; };
    void SetEdep     (G4double de)      { fEdep = de; };
    void SetPos      (G4ThreeVector xyz){ fPos = xyz; };
//NEW
    void SetIncidentEnergy (G4double e)      { fIncidentEnergy = e; };
//
    // Get methods
    G4int GetTrackID() const     { return fTrackID; };
    G4double GetEdep() const     { return fEdep; };
    G4ThreeVector GetPos() const { return fPos; };
//NEW
    G4double GetIncidentEnergy() const { return fIncidentEnergy; };
//

  private:

    G4int         fTrackID;
    G4double      fEdep;
    G4ThreeVector fPos;
//NEW
    G4double      fIncidentEnergy;
//
};

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

typedef G4THitsCollection<TrackerHit> TrackerHitsCollection;

extern G4ThreadLocal G4Allocator<TrackerHit>* TrackerHitAllocator;

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline void* TrackerHit::operator new(size_t)
{
  if(!TrackerHitAllocator)
      TrackerHitAllocator = new G4Allocator<TrackerHit>;
  return (void *) TrackerHitAllocator->MallocSingle();
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline void TrackerHit::operator delete(void *hit)
{
  TrackerHitAllocator->FreeSingle((TrackerHit*) hit);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

#endif
