G4GenericMuonicAtom.cc

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//
// ----------------------------------------------------------------------
//      GEANT 4 class implementation file
//
//      History:
//      December 2016, K.L.Genser - first implementation
//      based on G4GenericIon
// ----------------------------------------------------------------------
 
#include "G4GenericMuonicAtom.hh"
 
#include "G4ParticleTable.hh"
#include "G4String.hh"
#include "G4SystemOfUnits.hh"
 
G4GenericMuonicAtom* G4GenericMuonicAtom::theInstance = nullptr;
 
G4GenericMuonicAtom* G4GenericMuonicAtom::Definition()
{
  if (theInstance != nullptr) return theInstance;
  const G4String name = "GenericMuonicAtom";
  // search in particle table]
  G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
  auto anInstance = static_cast<G4MuonicAtom*>(pTable->FindParticle(name));
  if (anInstance == nullptr) {
    // create particle
    //
    //    Arguments for constructor are as follows
    //               name             mass          width         charge
    //             2*spin           parity  C-conjugation
    //          2*Isospin       2*Isospin3       G-parity
    //               type    lepton number  baryon number   PDG encoding
    //             stable         lifetime    decay table
    //             shortlived      subType    anti_encoding
    //             excitation
    //!!!!
    //!!!! this particle should not be used for tracking
    //!!!! all properties except the name and type are meaningless
    //!!!!
    // clang-format off
   anInstance = new G4MuonicAtom(
                 name,   0.9382723*GeV,       0.0*MeV,       eplus,
                    1,              +1,             0,          
                    1,              +1,             0,             
     "MuonicAtom",               0,            +1,           0,
         true,            -1.0,          nullptr,
                false,       "generic",             nullptr,         
                  0.0 
              );
    // clang-format on
  }
 
  theInstance = static_cast<G4GenericMuonicAtom*>(anInstance);
  // static const int tmpVerbosityFlag = 2;
  // if ( tmpVerbosityFlag > 1 ) {
  //   G4cout << __func__
  //          << " theInstance "
  //          << theInstance
  //          << G4endl;
  //   if (theInstance!=nullptr) {
  //      G4cout << __func__  << G4endl;
  //      theInstance->DumpTable();
  //   }
  // }
  pTable->SetGenericMuonicAtom(theInstance);
  return theInstance;
}
 
// do not inline to avoid undefined reference
G4GenericMuonicAtom* G4GenericMuonicAtom::GenericMuonicAtomDefinition()
{
  return Definition();
}
 
G4GenericMuonicAtom* G4GenericMuonicAtom::GenericMuonicAtom()
{
  return Definition();
}