| Geant4 Cross Reference |
1 // 1
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24 // *******************************************
25 //
26 #include "G4LEPTSElasticModel.hh"
27
28 //....oooOO0OOooo........oooOO0OOooo........oo
29 G4LEPTSElasticModel::G4LEPTSElasticModel(const
30 : G4VLEPTSModel( modelName )
31 {
32 theXSType = XSElastic;
33 fParticleChangeForGamma = nullptr;
34 } // constructor
35
36
37 //....oooOO0OOooo........oooOO0OOooo........oo
38 G4LEPTSElasticModel::~G4LEPTSElasticModel() =
39
40
41 //....oooOO0OOooo........oooOO0OOooo........oo
42 void G4LEPTSElasticModel::Initialise(const G4P
43 const G4DataVector&)
44 {
45 Init();
46 BuildPhysicsTable( *aParticle );
47
48 fParticleChangeForGamma = GetParticleChangeF
49
50 // static const G4double proton_mass_c2 =
51 // static const G4double neutron_mass_c2 =
52 // static const G4double h2o_mass_c2 = 8*neu
53 // G4cout << "mme " << h2o_mass_c2/MeV << "
54
55 const G4MaterialTable * materialTable = G4Ma
56 std::vector<G4Material*>::const_iterator mat
57 for( matite = materialTable->begin(); matite
58 const G4Material * aMaterial = (*matite);
59 theMassTarget[aMaterial] = theMolecularMa
60 theMassProjectile[aMaterial] = CLHEP::elec
61
62 if( verboseLevel >= 1) G4cout << "Material
63 << " MTarget: " << theMassTarget[aMater
64 }
65
66
67 }
68
69 //....oooOO0OOooo........oooOO0OOooo........oo
70 G4double G4LEPTSElasticModel::CrossSectionPerV
71 const
72 G4dou
73 G4dou
74 G4dou
75 {
76 if( kineticEnergy < theLowestEnergyLimit ) r
77 return 1./GetMeanFreePath( mate, aParticle,
78
79 }
80
81
82 //....oooOO0OOooo........oooOO0OOooo........oo
83 void G4LEPTSElasticModel::SampleSecondaries(st
84 const G4Mater
85 const G4Dynam
86 G4double,
87 G4double)
88 {
89 G4double P0KinEn = aDynamicParticle->GetKine
90 G4ThreeVector P0Dir = aDynamicParticle->GetM
91
92 if( P0KinEn < theLowestEnergyLimit ) {
93 fParticleChangeForGamma->ProposeMomentumDi
94 fParticleChangeForGamma->SetProposedKineti
95 fParticleChangeForGamma->ProposeLocalEnerg
96 fParticleChangeForGamma->ProposeTrackStatu
97 if( verboseLevel > 2 ) G4cout << " ENERGY
98 return;
99 }
100
101 //- G4ParticleDefinition * particleDefDef =
102 //- G4String partName = particleDefDef->Get
103
104 // G4ThreeVector pos, pos0, dpos;
105
106 //- G4StepPoG4int * PostPoG4int = aStep.Get
107 //- G4ThreeVector r = PostPoG4int->GetPosit
108
109 //TypeOfInteraction=-10;
110
111 const G4Material* aMaterial = mateCuts->GetM
112 G4double ang = SampleAngle(aMaterial, P0KinE
113 G4ThreeVector P1Dir = SampleNewDirection(P0D
114 #ifdef DEBUG_LEPTS
115 if( verboseLevel >= 2 ) G4cout << " G4LEPTSE
116 #endif
117
118 //G4ThreeVector P1Dir = SampleNewDirection(P
119 //G4double Energylost1= ElasticEnergyTransf
120 G4double Energylost = EnergyTransfer(P0KinE
121 if( verboseLevel >= 3 ) G4cout << " ELASTIC
122
123 G4double P1KinEn = P0KinEn - Energylost;
124 if( verboseLevel >= 3 ) G4cout << " ELASTIC
125 #ifdef DEBUG_LEPTS
126 if( verboseLevel >= 2 ) G4cout << " G4LEPTS
127 #endif
128 fParticleChangeForGamma->ProposeMomentumDire
129 fParticleChangeForGamma->SetProposedKineticE
130 fParticleChangeForGamma->ProposeLocalEnergyD
131 //G4cout << "elasticEnergyLost: " << Energyl
132
133 #ifdef DEBUG_LEPTS
134 if( verboseLevel >= 2 ) G4cout << " G4LEPTS
135 #endif
136 }
137
138 //....oooOO0OOooo........oooOO0OOooo........oo
139 G4double G4LEPTSElasticModel::EnergyTransfer(G
140 {
141 G4double co = std::cos(ang);
142 G4double si = std::sin(ang);
143
144 G4double W = ( (E+MP)*si*si + MT - co*std::s
145 / ( std::pow((E+MP+MT),2) - E*co*co*(E+2*M
146
147 //G4double W2 = 2*MP/MT*(1-co)*E;
148 //G4cout << "WWWWWWWWW: " << W/E << " " << E
149 //G4cout << "Mm " << MT/MeV << " " << MP/MeV
150
151 return W;
152 }
153
154