Migration of ISF_HepMC_Tools to HepmC3

In this MR:

• Migration of ISF_HepMC_Tools to HepmC3 The main change is the switch from pass by reference to pass by value because of smart pointers.

Tip for the reviewers: all no code is removed and all the added codes are behind #ifdef HEPMC3.

Simulation/ISF/ISF_HepMC/ISF_HepMC_Tools/src/GenParticleFinalStateFilter.cxx

@@ -41,9 +41,16 @@ StatusCode  ISF::GenParticleFinalStateFilter::initialize()
 /** returns true if the the particle is considered stable */
 #ifdef HEPMC3
 bool ISF::GenParticleFinalStateFilter::pass(HepMC::ConstGenParticlePtr particle) const
+{
+  bool passFilter = true;
+  passFilter &= isFinalState(particle);
+  passFilter &= (!m_checkGenSimStable)   || MC::isSimStable(particle);
+  passFilter &= (!m_checkGenInteracting) || MC::isSimInteracting(particle);
+  return passFilter;
+}
+
 #else
 bool ISF::GenParticleFinalStateFilter::pass(const HepMC::GenParticle& particle) const
-#endif
 {
   bool passFilter = true;
   passFilter &= isFinalState(particle);
@@ -52,6 +59,7 @@ bool ISF::GenParticleFinalStateFilter::pass(const HepMC::GenParticle& particle)
 
   return passFilter;
 }
+#endif
 
 
 StatusCode  ISF::GenParticleFinalStateFilter::finalize()
@@ -67,6 +75,7 @@ bool ISF::GenParticleFinalStateFilter::isFinalState(HepMC::ConstGenParticlePtr p
   //  * no end_vertex
   //  * status==1
   return ( !p->end_vertex() && p->status()==1 );
+}
 #else
 bool ISF::GenParticleFinalStateFilter::isFinalState(const HepMC::GenParticle &p) const {
   // particle is in its final state if both: