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// $Id: G4FinalStateProduct.cc,v 1.5 2007/11/09 20:11:04 pia Exp $
// GEANT4 tag $Name: geant4-09-02 $
// 
// Contact Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
//
// Reference: TNS Geant4-DNA paper
// Reference for implementation model: NIM. 155, pp. 145-156, 1978

// History:
// -----------
// Date         Name              Modification
// 28 Apr 2007  M.G. Pia          Created in compliance with design described in TNS paper
//
// -------------------------------------------------------------------

// Class description:
// Geant4-DNA dummy final state for test purpose
// Further documentation available from http://www.ge.infn.it/geant4/dna

// -------------------------------------------------------------------

#include "G4FinalStateProduct.hh"
#include "G4Track.hh"
#include "G4DynamicParticle.hh"
#include "G4ParticleDefinition.hh"
#include "G4Track.hh"
#include "G4ThreeVector.hh"

G4FinalStateProduct::G4FinalStateProduct() : killStatus(false), isModified(false), localEnergyDeposit(0.), modifiedEnergy(0)
{
  // empty
}

G4FinalStateProduct::~G4FinalStateProduct()
{
  // Ownership of DynamicParticle secondaries produced is transferred
  // to ParticleChange in process 
}
 
void G4FinalStateProduct::Clear()
{
  // Reset object status
  killStatus = false;
  isModified = false;
  localEnergyDeposit = 0.;
  modifiedEnergy = 0.;
  secondaries.clear();
  modifiedDirection.setX(0.);
  modifiedDirection.setY(0.);
  modifiedDirection.setZ(0.);
}

void G4FinalStateProduct::AddSecondary(G4DynamicParticle* particle)
{
  secondaries.push_back(particle);
}
  
void G4FinalStateProduct::AddEnergyDeposit(G4double energy)
{
  localEnergyDeposit += energy;
}
  
G4int G4FinalStateProduct::NumberOfSecondaries() const
{
  size_t n = secondaries.size();
  return n;
}   
 
const std::vector<G4DynamicParticle*>& G4FinalStateProduct::GetSecondaries() const
{
  return secondaries;
}
  
void G4FinalStateProduct::KillPrimaryParticle()
{
  // ---- MGP ---- To be added: Handle local energy deposit here
  killStatus = true;
}

void G4FinalStateProduct::ModifyPrimaryParticle(G4double dirX, G4double dirY, G4double dirZ, G4double energy)
{
  isModified = true;
  modifiedEnergy = energy;
  modifiedDirection.set(dirX,dirY,dirZ);
  modifiedDirection = modifiedDirection.unit();
}

void G4FinalStateProduct::ModifyPrimaryParticle(const G4ThreeVector& direction, G4double energy)
{
  isModified = true;
  modifiedEnergy = energy;
  modifiedDirection = direction.unit();
}
