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G4INCLINuclearPotential.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file G4INCLINuclearPotential.cc
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25 //
26 // INCL++ intra-nuclear cascade model
27 // Alain Boudard, CEA-Saclay, France
28 // Joseph Cugnon, University of Liege, Belgium
29 // Jean-Christophe David, CEA-Saclay, France
30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
31 // Sylvie Leray, CEA-Saclay, France
32 // Davide Mancusi, CEA-Saclay, France
33 //
34 #define INCLXX_IN_GEANT4_MODE 1
35 
36 #include "globals.hh"
37 
38 
55 
56 namespace G4INCL {
57 
58  namespace NuclearPotential {
59 
60  const G4double INuclearPotential::vPionDefault = 30.6; // MeV
61  const G4double INuclearPotential::vKPlusDefault = -25.; // MeV (repulsive)
63 
64  namespace {
65 
66  G4ThreadLocal std::map<long,INuclearPotential const *> *nuclearPotentialCache = NULL;
67 
68  }
69 
70  INuclearPotential const *createPotential(const PotentialType type, const G4int theA, const G4int theZ, const G4bool pionPotential) {
71  if(!nuclearPotentialCache)
72  nuclearPotentialCache = new std::map<long,INuclearPotential const *>;
73 
74  const long nuclideID = (pionPotential ? 1 : -1) * (1000*theZ + theA + 1000000*type); // MCNP-style nuclide IDs
75  const std::map<long,INuclearPotential const *>::const_iterator mapEntry = nuclearPotentialCache->find(nuclideID);
76  if(mapEntry == nuclearPotentialCache->end()) {
77  INuclearPotential const *thePotential = NULL;
78  switch(type) {
80  thePotential = new NuclearPotentialEnergyIsospinSmooth(theA, theZ, pionPotential);
81  break;
83  thePotential = new NuclearPotentialEnergyIsospin(theA, theZ, pionPotential);
84  break;
85  case IsospinPotential:
86  thePotential = new NuclearPotentialIsospin(theA, theZ, pionPotential);
87  break;
88  case ConstantPotential:
89  thePotential = new NuclearPotentialConstant(theA, theZ, pionPotential);
90  break;
91  default:
92  INCL_FATAL("Unrecognized potential type at Nucleus creation." << '\n');
93  break;
94  }
95  (*nuclearPotentialCache)[nuclideID] = thePotential;
96  return thePotential;
97  } else {
98  return mapEntry->second;
99  }
100  }
101 
102  void clearCache() {
103  if(nuclearPotentialCache) {
104  for(std::map<long,INuclearPotential const *>::const_iterator i = nuclearPotentialCache->begin(), e=nuclearPotentialCache->end(); i!=e; ++i)
105  delete i->second;
106  nuclearPotentialCache->clear();
107  delete nuclearPotentialCache;
108  nuclearPotentialCache = NULL;
109  }
110  }
111 
112  } // namespace NuclearPotential
113 
114 } // namespace G4INCL
115