GeneratorProducts/src/hepmc_rootio.cc

0001 #include <HepMC/GenParticle.h>
0002 #include <HepMC/GenVertex.h>
0003 #include <iostream>
0004
0005 //HACK We need to change the internals of GenVertex when reading
0006 // back via ROOT. We use the private access of GenEvent to
0007 // accomplish it.
0008 namespace HepMC {
0009   class GenEvent {
0010   public:
0011     static void clear_particles_in(HepMC::GenVertex* iVertex) { iVertex->m_particles_in.clear(); }
0012     static void add_to_particles_in(HepMC::GenVertex* iVertex, HepMC::GenParticle* iPart) {
0013       iVertex->m_particles_in.push_back(iPart);
0014     }
0015   };
0016 }  // namespace HepMC
0017
0018 namespace hepmc_rootio {
0019   void add_to_particles_in(HepMC::GenVertex* iVertex, HepMC::GenParticle* iPart) {
0020     HepMC::GenEvent::add_to_particles_in(iVertex, iPart);
0021   }
0022
0023   void clear_particles_in(HepMC::GenVertex* iVertex) { HepMC::GenEvent::clear_particles_in(iVertex); }
0024 }  // namespace hepmc_rootio