ISFTruthIncident.cxx File Reference

#include "ISF_Event/ISFTruthIncident.h"
#include "ISF_Event/ISFParticle.h"
#include "AtlasHepMC/SimpleVector.h"
#include "AtlasHepMC/GenParticle.h"
#include "AtlasHepMC/GenEvent.h"
#include "TruthUtils/MagicNumbers.h"
#include <cmath>

Include dependency graph for ISFTruthIncident.cxx:

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Functions
static HepMC::GenParticlePtr	ParticleHelper_convert (const ISF::ISFParticle &particle)

Function Documentation

ParticleHelper_convert()

HepMC::GenParticlePtr ParticleHelper_convert ( const ISF::ISFParticle & particle )

static

Definition at line 19 of file ISFTruthIncident.cxx.

                                                                                   {
 
  const Amg::Vector3D &mom = particle.momentum();
  double mass = particle.mass();
  double energy = std::sqrt( mom.mag2() + mass*mass);
  HepMC::FourVector fourMomentum( mom.x(), mom.y(), mom.z(), energy);
 
  auto hepParticle = HepMC::newGenParticlePtr( fourMomentum, particle.pdgCode(), particle.status() );
#ifndef HEPMC3
  HepMC::suggest_barcode(hepParticle, particle.barcode() );
#endif
  // return a newly created GenParticle
  return hepParticle;
}