virtual ~TruthParticleMomentum()
Destructor:
double px() const
{@ a la I4Momentum -like interface
TruthParticleMomentum & operator=(const TruthParticleMomentum &rhs)
Assignment operator:
const HepMC::FourVector * m_hlv
The CLHEP::LorentzVector we are proxying (from the HepMC::GenParticle which is also being proxied)
std::ostream & dump(std::ostream &out) const
Print I4Momentum content.