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// $Id: G4FTFParticipants.hh,v 1.6 2009/08/03 13:14:19 vuzhinsk Exp $
// GEANT4 tag $Name: geant4-09-03 $
//

#ifndef G4FTFParticipants_h
#define G4FTFParticipants_h 1

// ------------------------------------------------------------
//      GEANT 4 class header file
//
//      ---------------- G4FTFParticipants----------------
//             by Gunter Folger, June 1998.
//       class finding colliding particles in FTFPartonStringModel
// ------------------------------------------------------------

#include "G4VParticipants.hh"
#include "G4FTFParameters.hh"
#include <vector>
#include "G4Nucleon.hh"
#include "G4V3DNucleus.hh"
#include "G4Fancy3DNucleus.hh"
#include "G4ReactionProduct.hh"
#include "G4InteractionContent.hh"

class G4FTFParticipants : public G4VParticipants
{

  public:
      G4FTFParticipants();
      G4FTFParticipants(const G4FTFParticipants &right);
      const G4FTFParticipants & operator=(const G4FTFParticipants &right);
      ~G4FTFParticipants();

      int operator==(const G4FTFParticipants &right) const;
      int operator!=(const G4FTFParticipants &right) const;

      void GetList(const G4ReactionProduct  &thePrimary, 
                         G4FTFParameters    *theParameters);

      void StartLoop();
      G4bool Next();
      const G4InteractionContent & GetInteraction() const;
      
      std::vector<G4InteractionContent *> theInteractions;
  private:

//      std::vector<G4InteractionContent *> theInteractions;
  
      G4int currentInteraction;

};


inline
void G4FTFParticipants::StartLoop()
{
	currentInteraction=-1;
}

inline
G4bool G4FTFParticipants::Next()
{
	return ++currentInteraction < static_cast<G4int>(theInteractions.size());
}


inline
const G4InteractionContent & G4FTFParticipants::GetInteraction() const
{
	return *theInteractions[currentInteraction];
}

#endif
