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25 //
26 //
27 //---------------------------------------------------------------------------
28 //
29 // ClassName: G4ChargeExchangePhysics
30 //
31 // Author: 19 November 2008 V. Ivanchenko
32 //
33 // Modified:
34 //
35 //----------------------------------------------------------------------------
36 //
37
38 #include "G4ChargeExchangePhysics.hh"
39
40 #include "G4ChargeExchangeXS.hh"
41 #include "G4ChargeExchange.hh"
42
43 #include "G4ParticleDefinition.hh"
44 #include "G4PhysicsListHelper.hh"
45 #include "G4ProcessManager.hh"
46
47 #include "G4MesonConstructor.hh"
48 #include "G4BaryonConstructor.hh"
49 #include "G4ShortLivedConstructor.hh"
50 #include "G4PionPlus.hh"
51 #include "G4PionMinus.hh"
52 #include "G4KaonPlus.hh"
53 #include "G4KaonMinus.hh"
54 #include "G4KaonZeroLong.hh"
55 #include "G4HadronicParameters.hh"
56 #include "G4HadronInelasticProcess.hh"
57 #include "G4SystemOfUnits.hh"
58
59 // factory
60 #include "G4PhysicsConstructorFactory.hh"
61 //
62 G4_DECLARE_PHYSCONSTR_FACTORY(G4ChargeExchangePhysics);
63
64 G4ChargeExchangePhysics::G4ChargeExchangePhysics(G4int ver)
65 : G4VPhysicsConstructor("chargeExchange"),
66 fLowEnergyLimit(12*CLHEP::GeV)
67 {
68 // because it is an addition, the type of this constructor is 0
69 G4HadronicParameters::Instance()->SetVerboseLevel(ver);
70 if (ver > 1) {
71 G4cout << "### ChargeExchangePhysics above "
72 << fLowEnergyLimit/CLHEP::GeV << " GeV." << G4endl;
73 }
74 }
75
76 void G4ChargeExchangePhysics::ConstructParticle()
77 {
78 G4MesonConstructor pMesonConstructor;
79 pMesonConstructor.ConstructParticle();
80
81 G4BaryonConstructor pBaryonConstructor;
82 pBaryonConstructor.ConstructParticle();
83
84 G4ShortLivedConstructor pShortLivedConstructor;
85 pShortLivedConstructor.ConstructParticle();
86 }
87
88 void G4ChargeExchangePhysics::ConstructProcess()
89 {
90 auto xs = new G4ChargeExchangeXS();
91 xs->SetEnergyLimit(fLowEnergyLimit);
92 xs->SetCrossSectionFactor(fXSFactor);
93
94 auto model = new G4ChargeExchange(xs);
95
96 if (G4HadronicParameters::Instance()->GetVerboseLevel() > 1) {
97 G4cout << "### ChargeExchangePhysics Construct Processes with the model <"
98 << model->GetModelName() << "> and x-section <"
99 << xs->GetName() << "> XSFactor=" << fXSFactor
100 << G4endl;
101 }
102
103 // pi-
104 G4ParticleDefinition* part = G4PionMinus::PionMinus();
105 auto proc =
106 new G4HadronInelasticProcess(part->GetParticleName()+"ChargeEx", part);
107 proc->AddDataSet( xs );
108 proc->RegisterMe( model );
109 G4ProcessManager* pman = part->GetProcessManager();
110 pman->AddDiscreteProcess(proc);
111
112 // pi+
113 part = G4PionPlus::PionPlus();
114 proc = new G4HadronInelasticProcess(part->GetParticleName()+"ChargeEx", part);
115 proc->AddDataSet( xs );
116 proc->RegisterMe( model );
117 pman = part->GetProcessManager();
118 pman->AddDiscreteProcess(proc);
119
120 // kaon-
121 part = G4KaonMinus::KaonMinus();
122 proc = new G4HadronInelasticProcess(part->GetParticleName()+"ChargeEx", part);
123 proc->AddDataSet( xs );
124 proc->RegisterMe( model );
125 pman = part->GetProcessManager();
126 pman->AddDiscreteProcess(proc);
127
128
129 // kaon+
130 part = G4KaonPlus::KaonPlus();
131 proc = new G4HadronInelasticProcess(part->GetParticleName()+"ChargeEx", part);
132 proc->AddDataSet( xs );
133 proc->RegisterMe( model );
134 pman = part->GetProcessManager();
135 pman->AddDiscreteProcess(proc);
136
137 // KL
138 part = G4KaonZeroLong::KaonZeroLong();
139 proc = new G4HadronInelasticProcess(part->GetParticleName()+"ChargeEx", part);
140 proc->AddDataSet( xs );
141 proc->RegisterMe( model );
142 pman = part->GetProcessManager();
143 pman->AddDiscreteProcess(proc);
144 }
145