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25 //
26 //
27 /// \file exoticphysics/ucn/src/ExUCNExtraPhysics.cc
28 /// \brief Implementation of the ExUCNExtraPhysics class
29 //
30 //
31 #include "ExUCNExtraPhysics.hh"
32
33 #include "G4Decay.hh"
34 #include "G4DecayTable.hh"
35 #include "G4NeutronBetaDecayChannel.hh"
36 #include "G4ParticleDefinition.hh"
37 #include "G4ProcessManager.hh"
38 #include "G4StepLimiter.hh"
39 #include "G4SystemOfUnits.hh"
40 #include "G4Transportation.hh"
41 #include "G4UCNAbsorption.hh"
42 #include "G4UCNBoundaryProcess.hh"
43 #include "G4UCNLoss.hh"
44 #include "G4UCNMultiScattering.hh"
45 #include "G4UserSpecialCuts.hh"
46
47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
48
49 ExUCNExtraPhysics::ExUCNExtraPhysics() : G4VPhysicsConstructor("Extra")
50 {
51 ;
52 }
53
54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55
56 ExUCNExtraPhysics::~ExUCNExtraPhysics()
57 {
58 ;
59 }
60
61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62
63 void ExUCNExtraPhysics::ConstructParticle()
64 {
65 ;
66 }
67
68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69
70 void ExUCNExtraPhysics::ConstructProcess()
71 {
72 auto particleIterator = GetParticleIterator();
73 particleIterator->reset();
74
75 while ((*particleIterator)()) {
76 G4ParticleDefinition* particle = particleIterator->value();
77 G4ProcessManager* pmanager = particle->GetProcessManager();
78 G4String particleName = particle->GetParticleName();
79
80 if (!pmanager) {
81 std::ostringstream o;
82 o << "Particle " << particleName << "without a Process Manager";
83 G4Exception("ExUCNExtraPhysics::ConstructProcess()", "", FatalException, o.str().c_str());
84 }
85
86 pmanager->AddDiscreteProcess(new G4StepLimiter());
87 pmanager->AddDiscreteProcess(new G4UserSpecialCuts());
88 }
89
90 ConstructUCN();
91
92 // G4Transportation::EnableMagneticMoment();
93 G4Transportation::EnableGravity();
94 }
95
96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
97
98 void ExUCNExtraPhysics::ConstructUCN()
99 {
100 auto particleIterator = GetParticleIterator();
101 particleIterator->reset();
102 G4ProcessManager* pmanager = NULL;
103
104 while ((*particleIterator)()) {
105 G4ParticleDefinition* particle = particleIterator->value();
106 pmanager = particle->GetProcessManager();
107 G4String particleName = particle->GetParticleName();
108
109 if (!pmanager) {
110 std::ostringstream o;
111 o << "Particle " << particleName << "without a Process Manager";
112 G4Exception("ExUCNExtraPhysics::ConstructProcess()", "", FatalException, o.str().c_str());
113 }
114
115 if (particleName == "neutron") {
116 pmanager->AddDiscreteProcess(new G4UCNLoss());
117 pmanager->AddDiscreteProcess(new G4UCNAbsorption());
118 pmanager->AddDiscreteProcess(new G4UCNMultiScattering());
119
120 G4UCNBoundaryProcess* ucnBoundaryProcess = new G4UCNBoundaryProcess();
121 ucnBoundaryProcess->SetMicroRoughness(true);
122 ucnBoundaryProcess->SetVerboseLevel(0);
123
124 pmanager->AddDiscreteProcess(ucnBoundaryProcess);
125 }
126 }
127 }
128
129 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
130