G4ITReactionChange.hh

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// Author: Mathieu Karamitros

// The code is developed in the framework of the ESA AO7146
//
// We would be very happy hearing from you, send us your feedback! :)
//
// In order for Geant4-DNA to be maintained and still open-source,
// article citations are crucial. 
// If you use Geant4-DNA chemistry and you publish papers about your software, 
// in addition to the general paper on Geant4-DNA:
//
// Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
//
// we would be very happy if you could please also cite the following
// reference papers on chemistry:
//
// J. Comput. Phys. 274 (2014) 841-882
// Prog. Nucl. Sci. Tec. 2 (2011) 503-508 

#ifndef G4ITReactionChange_H
#define G4ITReactionChange_H

#include "globals.hh"
#include "G4ParticleChange.hh"
#include <vector>

class G4ITReactionChange
{
public:
  G4ITReactionChange();
  virtual ~G4ITReactionChange();

  //_____________________________________________________
  // To be used by reaction processes
  void Initialize(const G4Track&,
                  const G4Track&,
                  G4VParticleChange* particleChangeA = 0,
                  G4VParticleChange* particleChangeB = 0);
  void AddSecondary(G4Track* aSecondary);
  inline void KillParents(G4bool);

  // If both parents are not killed therefore
  // we can used the particle change
  // you will have to give the pointers
  // of your particleChange while intializing
  // but it might tell you that energy is not
  // conserved for instance
  G4VParticleChange* GetParticleChange(const G4Track*);

  //_____________________________________________________
  // Not to be used in reaction processes
  void UpdateStepInfo(G4Step*, G4Step*);
  G4Track* GetSecondary(G4int) const;
  std::vector<G4Track*>* GetfSecondary();

  G4int GetNumberOfSecondaries() const;
  G4bool WereParentsKilled() const;

  const G4Track* GetTrackA();
  const G4Track* GetTrackB();

protected:
  G4ITReactionChange(const G4ITReactionChange& other);
  G4ITReactionChange& operator=(const G4ITReactionChange& other);
  // equal/unequal operator
  G4bool operator==(const G4ITReactionChange &right) const;
  G4bool operator!=(const G4ITReactionChange &right) const;
  // "equal" means that the objects have the same pointer.
protected:
  std::map<const G4Track*, G4VParticleChange*> fParticleChange;
  std::vector<G4Track*>* fSecondaries;
  G4int fNumberOfSecondaries;
  G4bool fKillParents;
  G4bool fParticleChangeIsSet;
};

inline G4Track* G4ITReactionChange::GetSecondary(G4int anIndex) const
{
  if (fSecondaries) return (*fSecondaries)[anIndex];
  else return 0;
}

inline G4int G4ITReactionChange::GetNumberOfSecondaries() const
{
  return fNumberOfSecondaries;
}

inline void G4ITReactionChange::KillParents(G4bool kill)
{
  fKillParents = kill;
}

inline G4bool G4ITReactionChange::WereParentsKilled() const
{
  return fKillParents;
}

inline std::vector<G4Track*>* G4ITReactionChange::GetfSecondary()
{
  return fSecondaries;
}

#endif // G4ITReactionChange_H