Make AthSimulation tests compatible with HepMC3
Make AthSimulation tests compatible with HepMC3
- change GenParticle* to GenParticlePtr
- changed
x->barcode()
toHepMC::barcode(x)
- used auto when appropriate (e.g. just extracting an element of vector)
- new header for AtlasHepMC to compare raw pointer HepMC objects to smart pointers
Tag @jchapman