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Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 /// \file electromagnetic/TestEm6/src/Detector 27 /// \brief Implementation of the DetectorConst 28 // 29 // 30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oo 32 33 #include "DetectorConstruction.hh" 34 35 #include "DetectorMessenger.hh" 36 37 #include "G4Box.hh" 38 #include "G4GeometryManager.hh" 39 #include "G4LogicalVolume.hh" 40 #include "G4LogicalVolumeStore.hh" 41 #include "G4Material.hh" 42 #include "G4NistManager.hh" 43 #include "G4PVPlacement.hh" 44 #include "G4PhysicalVolumeStore.hh" 45 #include "G4RunManager.hh" 46 #include "G4SolidStore.hh" 47 #include "G4SystemOfUnits.hh" 48 #include "G4UniformMagField.hh" 49 #include "G4UnitsTable.hh" 50 #include "G4UserLimits.hh" 51 52 //....oooOO0OOooo........oooOO0OOooo........oo 53 54 DetectorConstruction::DetectorConstruction() 55 : G4VUserDetectorConstruction(), 56 fP_Box(0), 57 fL_Box(0), 58 fBoxSize(500 * m), 59 fMaterial(0), 60 fMagField(0), 61 fUserLimits(0), 62 fDetectorMessenger(0) 63 { 64 DefineMaterials(); 65 SetMaterial("Iron"); 66 67 // create UserLimits 68 fUserLimits = new G4UserLimits(); 69 70 // create commands for interactive definitio 71 fDetectorMessenger = new DetectorMessenger(t 72 } 73 74 //....oooOO0OOooo........oooOO0OOooo........oo 75 76 DetectorConstruction::~DetectorConstruction() 77 { 78 delete fDetectorMessenger; 79 } 80 81 //....oooOO0OOooo........oooOO0OOooo........oo 82 83 G4VPhysicalVolume* DetectorConstruction::Const 84 { 85 return ConstructVolumes(); 86 } 87 88 //....oooOO0OOooo........oooOO0OOooo........oo 89 90 void DetectorConstruction::DefineMaterials() 91 { 92 G4double a, z, density; 93 94 new G4Material("Beryllium", z = 4., a = 9.01 95 new G4Material("Carbon", z = 6., a = 12.011 96 new G4Material("Iron", z = 26., a = 55.85 * 97 98 G4cout << *(G4Material::GetMaterialTable()) 99 } 100 101 //....oooOO0OOooo........oooOO0OOooo........oo 102 103 G4VPhysicalVolume* DetectorConstruction::Const 104 { 105 G4GeometryManager::GetInstance()->OpenGeomet 106 G4PhysicalVolumeStore::GetInstance()->Clean( 107 G4LogicalVolumeStore::GetInstance()->Clean() 108 G4SolidStore::GetInstance()->Clean(); 109 110 G4Box* sBox = new G4Box("Container", // its 111 fBoxSize / 2, fBoxSi 112 113 fL_Box = new G4LogicalVolume(sBox, // its s 114 fMaterial, // 115 fMaterial->GetN 116 117 fL_Box->SetUserLimits(fUserLimits); 118 119 fP_Box = new G4PVPlacement(0, // no rotatio 120 G4ThreeVector(), 121 fL_Box, // its l 122 fMaterial->GetNam 123 0, // its mother 124 false, // no boo 125 0); // copy numb 126 127 PrintParameters(); 128 129 // 130 // always return the root volume 131 // 132 return fP_Box; 133 } 134 135 //....oooOO0OOooo........oooOO0OOooo........oo 136 137 void DetectorConstruction::PrintParameters() 138 { 139 G4cout << "\n The Box is " << G4BestUnit(fBo 140 << G4endl; 141 } 142 143 //....oooOO0OOooo........oooOO0OOooo........oo 144 145 void DetectorConstruction::SetMaterial(const G 146 { 147 G4cout << "###SetMaterial" << G4endl; 148 149 // get the pointer to the existing material 150 G4Material* mat = G4Material::GetMaterial(na 151 152 // create the material by its name 153 if (!mat) { 154 mat = G4NistManager::Instance()->FindOrBui 155 } 156 157 if (mat && mat != fMaterial) { 158 G4cout << "### New target material: " << m 159 fMaterial = mat; 160 if (fL_Box) { 161 fL_Box->SetMaterial(mat); 162 G4RunManager::GetRunManager()->PhysicsHa 163 } 164 } 165 } 166 167 //....oooOO0OOooo........oooOO0OOooo........oo 168 169 void DetectorConstruction::SetSize(G4double va 170 { 171 fBoxSize = value; 172 } 173 174 //....oooOO0OOooo........oooOO0OOooo........oo 175 176 #include "G4FieldManager.hh" 177 #include "G4TransportationManager.hh" 178 179 void DetectorConstruction::SetMagField(G4doubl 180 { 181 // apply a global uniform magnetic field alo 182 G4FieldManager* fieldMgr = G4TransportationM 183 184 if (fMagField) delete fMagField; // delete 185 186 if (fieldValue != 0.) // create a new one i 187 { 188 fMagField = new G4UniformMagField(G4ThreeV 189 fieldMgr->SetDetectorField(fMagField); 190 fieldMgr->CreateChordFinder(fMagField); 191 } 192 else { 193 fMagField = 0; 194 fieldMgr->SetDetectorField(fMagField); 195 } 196 } 197 198 //....oooOO0OOooo........oooOO0OOooo........oo 199 200 void DetectorConstruction::SetMaxStepSize(G4do 201 { 202 // set the maximum allowed step size 203 // 204 if (val <= DBL_MIN) { 205 G4cout << "\n --->warning from SetMaxStepS 206 << " out of range. Command refused" 207 return; 208 } 209 fUserLimits->SetMaxAllowedStep(val); 210 } 211 212 //....oooOO0OOooo........oooOO0OOooo........oo 213 214 #include "G4RunManager.hh" 215 216 void DetectorConstruction::UpdateGeometry() 217 { 218 G4RunManager::GetRunManager()->DefineWorldVo 219 } 220 221 //....oooOO0OOooo........oooOO0OOooo........oo 222