Geant4 Cross Reference |
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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 // << 27 /// \file field/field04/src/F04PrimaryGenerato 26 /// \file field/field04/src/F04PrimaryGeneratorAction.cc 28 /// \brief Implementation of the F04PrimaryGen 27 /// \brief Implementation of the F04PrimaryGeneratorAction class 29 // 28 // >> 29 // >> 30 #include "G4ios.hh" >> 31 #include "G4Event.hh" >> 32 #include "G4ParticleGun.hh" >> 33 #include "G4ParticleTable.hh" >> 34 #include "G4ParticleDefinition.hh" >> 35 >> 36 #include "G4GeometryManager.hh" >> 37 >> 38 #include "Randomize.hh" >> 39 #include "G4PhysicalConstants.hh" >> 40 #include "G4SystemOfUnits.hh" 30 41 31 #include "F04PrimaryGeneratorAction.hh" 42 #include "F04PrimaryGeneratorAction.hh" 32 43 33 #include "F04DetectorConstruction.hh" 44 #include "F04DetectorConstruction.hh" 34 #include "F04PrimaryGeneratorMessenger.hh" 45 #include "F04PrimaryGeneratorMessenger.hh" 35 46 36 #include "G4Event.hh" << 47 G4bool F04PrimaryGeneratorAction::fFirst = false; 37 #include "G4GeometryManager.hh" << 38 #include "G4ParticleDefinition.hh" << 39 #include "G4ParticleGun.hh" << 40 #include "G4ParticleTable.hh" << 41 #include "G4PhysicalConstants.hh" << 42 #include "G4SystemOfUnits.hh" << 43 #include "G4TouchableHandle.hh" << 44 #include "G4ios.hh" << 45 #include "Randomize.hh" << 46 48 47 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 48 50 49 F04PrimaryGeneratorAction::F04PrimaryGenerator << 51 F04PrimaryGeneratorAction:: 50 : fDetector(detectorConstruction) << 52 F04PrimaryGeneratorAction(F04DetectorConstruction* detectorConstruction) >> 53 : fDetector(detectorConstruction), fRndmFlag("off"), >> 54 fXvertex(0.), fYvertex(0.), fZvertex(0.), >> 55 fVertexdefined(false) 51 { 56 { 52 G4int n_particle = 1; 57 G4int n_particle = 1; 53 fParticleGun = new G4ParticleGun(n_particle) << 58 fParticleGun = new G4ParticleGun(n_particle); 54 59 55 fGunMessenger = new F04PrimaryGeneratorMesse 60 fGunMessenger = new F04PrimaryGeneratorMessenger(this); 56 61 57 G4String particleName; 62 G4String particleName; 58 G4ParticleTable* particleTable = G4ParticleT 63 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable(); 59 64 60 fParticleGun->SetParticleDefinition(particle << 65 fParticleGun->SetParticleDefinition(particleTable-> 61 fParticleGun->SetParticleEnergy(500. * MeV); << 66 FindParticle(particleName="proton")); 62 fParticleGun->SetParticleMomentumDirection(G << 67 fParticleGun->SetParticleEnergy(500.*MeV); >> 68 fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.)); >> 69 >> 70 fZvertex = -0.5*(fDetector->GetTargetThickness()); >> 71 fParticleGun->SetParticlePosition(G4ThreeVector(fXvertex,fYvertex,fZvertex)); 63 72 64 fZvertex = -0.5 * (fDetector->GetTargetThick << 65 fParticleGun->SetParticlePosition(G4ThreeVec << 66 } 73 } 67 74 68 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 69 76 70 F04PrimaryGeneratorAction::~F04PrimaryGenerato 77 F04PrimaryGeneratorAction::~F04PrimaryGeneratorAction() 71 { 78 { 72 delete fParticleGun; 79 delete fParticleGun; 73 delete fGunMessenger; 80 delete fGunMessenger; 74 } 81 } 75 82 76 //....oooOO0OOooo........oooOO0OOooo........oo 83 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 77 84 78 void F04PrimaryGeneratorAction::GeneratePrimar 85 void F04PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent) 79 { 86 { >> 87 80 if (!fFirst) { 88 if (!fFirst) { 81 fFirst = true; << 82 G4ThreeVector direction(0.0, 0.0, 1.0); << 83 89 84 G4Navigator* theNavigator = << 90 fFirst = true; 85 G4TransportationManager::GetTransportati << 91 86 if (theNavigator->GetWorldVolume()) { << 92 G4Navigator* theNavigator = 87 auto aNavigator = new G4Navigator(); << 93 G4TransportationManager::GetTransportationManager()-> 88 aNavigator->SetWorldVolume(theNavigator- << 94 GetNavigatorForTracking(); 89 << 95 G4Navigator* aNavigator = new G4Navigator(); 90 G4ThreeVector center(0., 0., 0.); << 96 if ( theNavigator->GetWorldVolume() ) 91 aNavigator->LocateGlobalPointAndSetup(ce << 97 aNavigator->SetWorldVolume(theNavigator->GetWorldVolume()); 92 << 98 93 G4TouchableHandle touchable = aNavigator << 99 G4GeometryManager* geomManager = G4GeometryManager::GetInstance(); 94 << 100 95 // set Global2local transform << 101 if (!geomManager->IsGeometryClosed()) { 96 fGlobal2local = touchable->GetHistory()- << 102 geomManager->OpenGeometry(); 97 << 103 geomManager->CloseGeometry(true); 98 direction = fGlobal2local.Inverse().Tran << 104 } 99 delete aNavigator; << 105 100 } << 106 G4ThreeVector center(0.,0.,0.); >> 107 aNavigator->LocateGlobalPointAndSetup(center,0,false); >> 108 >> 109 G4TouchableHistoryHandle touchable = aNavigator-> >> 110 CreateTouchableHistoryHandle(); >> 111 >> 112 // set Global2local transform >> 113 fGlobal2local = touchable->GetHistory()->GetTopTransform(); >> 114 >> 115 G4ThreeVector direction(0.0,0.0,1.0); >> 116 direction = fGlobal2local.Inverse().TransformAxis(direction); 101 117 102 fParticleGun->SetParticleMomentumDirection 118 fParticleGun->SetParticleMomentumDirection(direction); 103 } 119 } 104 120 105 G4double x0, y0, z0; << 121 G4double x0,y0,z0 ; 106 122 107 if (fVertexDefined) { << 123 if(fVertexdefined) 108 x0 = fXvertex; << 124 { 109 y0 = fYvertex; << 125 x0 = fXvertex ; 110 z0 = fZvertex; << 126 y0 = fYvertex ; >> 127 z0 = fZvertex ; 111 } 128 } 112 else { << 129 else 113 x0 = 0.; << 130 { 114 y0 = 0.; << 131 x0 = 0. ; 115 z0 = -0.5 * (fDetector->GetTargetThickness << 132 y0 = 0. ; >> 133 z0 = -0.5*(fDetector->GetTargetThickness()); 116 } 134 } 117 135 118 G4double r0, phi0; 136 G4double r0, phi0; 119 137 120 if (fRndmFlag == "on") { << 138 if (fRndmFlag == "on") 121 r0 = (fDetector->GetTargetRadius()) * std: << 139 { 122 phi0 = twopi * G4UniformRand(); << 140 r0 = (fDetector->GetTargetRadius())*std::sqrt(G4UniformRand()); 123 x0 = r0 * std::cos(phi0); << 141 phi0 = twopi*G4UniformRand(); 124 y0 = r0 * std::sin(phi0); << 142 x0 = r0*std::cos(phi0); >> 143 y0 = r0*std::sin(phi0); 125 } 144 } 126 145 127 G4ThreeVector localPosition(x0, y0, z0); << 146 G4ThreeVector localPosition(x0,y0,z0); 128 G4ThreeVector globalPosition = fGlobal2local << 147 G4ThreeVector globalPosition = >> 148 fGlobal2local.Inverse().TransformPoint(localPosition); 129 149 130 fParticleGun->SetParticlePosition(globalPosi 150 fParticleGun->SetParticlePosition(globalPosition); 131 fParticleGun->GeneratePrimaryVertex(anEvent) 151 fParticleGun->GeneratePrimaryVertex(anEvent); 132 } 152 } 133 153 134 //....oooOO0OOooo........oooOO0OOooo........oo 154 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 135 155 136 void F04PrimaryGeneratorAction::SetXvertex(G4d 156 void F04PrimaryGeneratorAction::SetXvertex(G4double x) 137 { 157 { 138 fVertexDefined = true; << 158 fVertexdefined = true; 139 fXvertex = x; 159 fXvertex = x; 140 G4cout << " X coordinate of the primary vert << 160 G4cout << " X coordinate of the primary vertex = " << fXvertex/mm << >> 161 " mm." << G4endl; 141 } 162 } 142 163 143 //....oooOO0OOooo........oooOO0OOooo........oo 164 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 144 165 145 void F04PrimaryGeneratorAction::SetYvertex(G4d 166 void F04PrimaryGeneratorAction::SetYvertex(G4double y) 146 { 167 { 147 fVertexDefined = true; << 168 fVertexdefined = true; 148 fYvertex = y; 169 fYvertex = y; 149 G4cout << " Y coordinate of the primary vert << 170 G4cout << " Y coordinate of the primary vertex = " << fYvertex/mm << >> 171 " mm." << G4endl; 150 } 172 } 151 173 152 //....oooOO0OOooo........oooOO0OOooo........oo 174 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 153 175 154 void F04PrimaryGeneratorAction::SetZvertex(G4d 176 void F04PrimaryGeneratorAction::SetZvertex(G4double z) 155 { 177 { 156 fVertexDefined = true; << 178 fVertexdefined = true; 157 fZvertex = z; 179 fZvertex = z; 158 G4cout << " Z coordinate of the primary vert << 180 G4cout << " Z coordinate of the primary vertex = " << fZvertex/mm << >> 181 " mm." << G4endl; 159 } 182 } 160 183