int getIndex() const
Get 1-based index of the particle in the corresponding MCParticle list.
void generateList(const std::string &name="", int options=c_setNothing)
Generates the MCParticle list and stores it in the StoreArray with the given name.
size_t size() const
Return the number of particles in the graph.
Class to build, validate and sort a particle decay chain.
int getTrackID() const
Returns the track ID assigned to this MCParticle.
@ c_clearParticles
Clear the particle list before adding the graph.
Class to represent Particle data in graph.