6#ifndef HEPMC3_DATA_GENVERTEXDATA_H
7#define HEPMC3_DATA_GENVERTEXDATA_H
Definition of class FourVector.
bool is_zero() const
Check if the length of this vertex is zero.
Stores serializable vertex information.
bool is_zero() const
Check if this struct fields are zero.
FourVector position
Position in time-space.