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26 // 26 //
27 /// \file field/field04/src/F04PrimaryGenerato <<
28 /// \brief Implementation of the F04PrimaryGen <<
29 // 27 //
30 28
31 #include "F04PrimaryGeneratorAction.hh" << 29 #include "G4ios.hh"
32 <<
33 #include "F04DetectorConstruction.hh" <<
34 #include "F04PrimaryGeneratorMessenger.hh" <<
35 <<
36 #include "G4Event.hh" 30 #include "G4Event.hh"
37 #include "G4GeometryManager.hh" <<
38 #include "G4ParticleDefinition.hh" <<
39 #include "G4ParticleGun.hh" 31 #include "G4ParticleGun.hh"
40 #include "G4ParticleTable.hh" 32 #include "G4ParticleTable.hh"
41 #include "G4PhysicalConstants.hh" << 33 #include "G4ParticleDefinition.hh"
42 #include "G4SystemOfUnits.hh" << 34
43 #include "G4TouchableHandle.hh" << 35 #include "G4GeometryManager.hh"
44 #include "G4ios.hh" << 36
45 #include "Randomize.hh" 37 #include "Randomize.hh"
46 38
47 //....oooOO0OOooo........oooOO0OOooo........oo << 39 #include "F04PrimaryGeneratorAction.hh"
48 40
49 F04PrimaryGeneratorAction::F04PrimaryGenerator << 41 #include "F04DetectorConstruction.hh"
50 : fDetector(detectorConstruction) << 42 #include "F04PrimaryGeneratorMessenger.hh"
>> 43
>> 44 G4bool F04PrimaryGeneratorAction::first = false;
>> 45
>> 46 F04PrimaryGeneratorAction::F04PrimaryGeneratorAction(F04DetectorConstruction* DC)
>> 47 : Detector(DC), rndmFlag("off"),
>> 48 xvertex(0.), yvertex(0.), zvertex(0.),
>> 49 vertexdefined(false)
51 { 50 {
52 G4int n_particle = 1; 51 G4int n_particle = 1;
53 fParticleGun = new G4ParticleGun(n_particle) << 52 particleGun = new G4ParticleGun(n_particle);
54 << 53
55 fGunMessenger = new F04PrimaryGeneratorMesse << 54 gunMessenger = new F04PrimaryGeneratorMessenger(this);
56 55
57 G4String particleName; 56 G4String particleName;
58 G4ParticleTable* particleTable = G4ParticleT 57 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
59 58
60 fParticleGun->SetParticleDefinition(particle << 59 particleGun->SetParticleDefinition(particleTable->
61 fParticleGun->SetParticleEnergy(500. * MeV); << 60 FindParticle(particleName="proton"));
62 fParticleGun->SetParticleMomentumDirection(G << 61 particleGun->SetParticleEnergy(500.*MeV);
>> 62 particleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
63 63
64 fZvertex = -0.5 * (fDetector->GetTargetThick << 64 zvertex = -0.5*(Detector->GetTargetThickness());
65 fParticleGun->SetParticlePosition(G4ThreeVec << 65 particleGun->SetParticlePosition(G4ThreeVector(xvertex,yvertex,zvertex));
66 } <<
67 66
68 //....oooOO0OOooo........oooOO0OOooo........oo << 67 }
69 68
70 F04PrimaryGeneratorAction::~F04PrimaryGenerato 69 F04PrimaryGeneratorAction::~F04PrimaryGeneratorAction()
71 { 70 {
72 delete fParticleGun; << 71 delete particleGun;
73 delete fGunMessenger; << 72 delete gunMessenger;
74 } 73 }
75 74
76 //....oooOO0OOooo........oooOO0OOooo........oo <<
77 <<
78 void F04PrimaryGeneratorAction::GeneratePrimar 75 void F04PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
79 { 76 {
80 if (!fFirst) { <<
81 fFirst = true; <<
82 G4ThreeVector direction(0.0, 0.0, 1.0); <<
83 77
84 G4Navigator* theNavigator = << 78 if (!first) {
85 G4TransportationManager::GetTransportati <<
86 if (theNavigator->GetWorldVolume()) { <<
87 auto aNavigator = new G4Navigator(); <<
88 aNavigator->SetWorldVolume(theNavigator- <<
89 79
90 G4ThreeVector center(0., 0., 0.); << 80 first = true;
91 aNavigator->LocateGlobalPointAndSetup(ce <<
92 81
93 G4TouchableHandle touchable = aNavigator << 82 G4Navigator* theNavigator =
>> 83 G4TransportationManager::GetTransportationManager()->
>> 84 GetNavigatorForTracking();
>> 85 G4Navigator* aNavigator = new G4Navigator();
>> 86 if ( theNavigator->GetWorldVolume() )
>> 87 aNavigator->SetWorldVolume(theNavigator->GetWorldVolume());
94 88
95 // set Global2local transform << 89 G4GeometryManager* geomManager = G4GeometryManager::GetInstance();
96 fGlobal2local = touchable->GetHistory()- <<
97 90
98 direction = fGlobal2local.Inverse().Tran << 91 if (!geomManager->IsGeometryClosed()) {
99 delete aNavigator; << 92 geomManager->OpenGeometry();
100 } << 93 geomManager->CloseGeometry(true);
>> 94 }
101 95
102 fParticleGun->SetParticleMomentumDirection << 96 G4ThreeVector center(0.,0.,0.);
103 } << 97 aNavigator->LocateGlobalPointAndSetup(center,0,false);
104 98
105 G4double x0, y0, z0; << 99 G4TouchableHistoryHandle fTouchable = aNavigator->
>> 100 CreateTouchableHistoryHandle();
106 101
107 if (fVertexDefined) { << 102 // set global2local transform
108 x0 = fXvertex; << 103 global2local = fTouchable->GetHistory()->GetTopTransform();
109 y0 = fYvertex; << 104
110 z0 = fZvertex; << 105 G4ThreeVector direction(0.0,0.0,1.0);
111 } << 106 direction = global2local.Inverse().TransformAxis(direction);
112 else { << 107
113 x0 = 0.; << 108 particleGun->SetParticleMomentumDirection(direction);
114 y0 = 0.; <<
115 z0 = -0.5 * (fDetector->GetTargetThickness <<
116 } 109 }
117 110
118 G4double r0, phi0; << 111 G4double x0,y0,z0 ;
119 112
120 if (fRndmFlag == "on") { << 113 if(vertexdefined)
121 r0 = (fDetector->GetTargetRadius()) * std: << 114 {
122 phi0 = twopi * G4UniformRand(); << 115 x0 = xvertex ;
123 x0 = r0 * std::cos(phi0); << 116 y0 = yvertex ;
124 y0 = r0 * std::sin(phi0); << 117 z0 = zvertex ;
>> 118 }
>> 119 else
>> 120 {
>> 121 x0 = 0. ;
>> 122 y0 = 0. ;
>> 123 z0 = -0.5*(Detector->GetTargetThickness());
125 } 124 }
126 125
127 G4ThreeVector localPosition(x0, y0, z0); << 126 G4double r0,phi0 ;
128 G4ThreeVector globalPosition = fGlobal2local <<
129 127
130 fParticleGun->SetParticlePosition(globalPosi << 128 if (rndmFlag == "on")
131 fParticleGun->GeneratePrimaryVertex(anEvent) << 129 {
132 } << 130 r0 = (Detector->GetTargetRadius())*std::sqrt(G4UniformRand());
>> 131 phi0 = twopi*G4UniformRand();
>> 132 x0 = r0*std::cos(phi0);
>> 133 y0 = r0*std::sin(phi0);
>> 134 }
>> 135
>> 136 G4ThreeVector localPosition(x0,y0,z0);
>> 137 G4ThreeVector globalPosition =
>> 138 global2local.Inverse().TransformPoint(localPosition);
133 139
134 //....oooOO0OOooo........oooOO0OOooo........oo << 140 particleGun->SetParticlePosition(globalPosition);
>> 141 particleGun->GeneratePrimaryVertex(anEvent);
>> 142 }
135 143
136 void F04PrimaryGeneratorAction::SetXvertex(G4d << 144 void F04PrimaryGeneratorAction::Setxvertex(G4double x)
137 { 145 {
138 fVertexDefined = true; << 146 vertexdefined = true ;
139 fXvertex = x; << 147 xvertex = x ;
140 G4cout << " X coordinate of the primary vert << 148 G4cout << " X coordinate of the primary vertex = " << xvertex/mm <<
>> 149 " mm." << G4endl;
141 } 150 }
142 151
143 //....oooOO0OOooo........oooOO0OOooo........oo << 152 void F04PrimaryGeneratorAction::Setyvertex(G4double y)
144 <<
145 void F04PrimaryGeneratorAction::SetYvertex(G4d <<
146 { 153 {
147 fVertexDefined = true; << 154 vertexdefined = true ;
148 fYvertex = y; << 155 yvertex = y ;
149 G4cout << " Y coordinate of the primary vert << 156 G4cout << " Y coordinate of the primary vertex = " << yvertex/mm <<
>> 157 " mm." << G4endl;
150 } 158 }
151 159
152 //....oooOO0OOooo........oooOO0OOooo........oo << 160 void F04PrimaryGeneratorAction::Setzvertex(G4double z)
153 <<
154 void F04PrimaryGeneratorAction::SetZvertex(G4d <<
155 { 161 {
156 fVertexDefined = true; << 162 vertexdefined = true ;
157 fZvertex = z; << 163 zvertex = z ;
158 G4cout << " Z coordinate of the primary vert << 164 G4cout << " Z coordinate of the primary vertex = " << zvertex/mm <<
>> 165 " mm." << G4endl;
159 } 166 }
160 167