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26 /// \file electromagnetic/TestEm16/src/Detecto << 26 // $Id: DetectorConstruction.cc,v 1.3 2006/06/29 16:47:48 gunter Exp $
27 /// \brief Implementation of the DetectorConst << 27 // GEANT4 tag $Name: geant4-08-01 $
28 // <<
29 // 28 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "DetectorConstruction.hh" 32 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 33 #include "DetectorMessenger.hh"
36 34
>> 35 #include "G4Material.hh"
37 #include "G4Box.hh" 36 #include "G4Box.hh"
38 #include "G4GDMLParser.hh" <<
39 #include "G4GeometryManager.hh" <<
40 #include "G4LogicalVolume.hh" 37 #include "G4LogicalVolume.hh"
41 #include "G4LogicalVolumeStore.hh" <<
42 #include "G4Material.hh" <<
43 #include "G4PVPlacement.hh" 38 #include "G4PVPlacement.hh"
>> 39 #include "G4UniformMagField.hh"
>> 40 #include "G4UserLimits.hh"
>> 41
>> 42 #include "G4GeometryManager.hh"
44 #include "G4PhysicalVolumeStore.hh" 43 #include "G4PhysicalVolumeStore.hh"
45 #include "G4PropagatorInField.hh" << 44 #include "G4LogicalVolumeStore.hh"
46 #include "G4RunManager.hh" <<
47 #include "G4SolidStore.hh" 45 #include "G4SolidStore.hh"
48 #include "G4SystemOfUnits.hh" << 46
49 #include "G4TransportationManager.hh" <<
50 #include "G4UnitsTable.hh" 47 #include "G4UnitsTable.hh"
51 #include "G4UserLimits.hh" <<
52 48
53 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
54 50
55 DetectorConstruction::DetectorConstruction() : << 51 DetectorConstruction::DetectorConstruction()
>> 52 :pBox(0), BoxSize(500*m), aMaterial(0), magField(0)
56 { 53 {
57 DefineMaterials(); 54 DefineMaterials();
58 SetMaterial("Iron"); 55 SetMaterial("Iron");
59 56
60 // create UserLimits 57 // create UserLimits
61 fUserLimits = new G4UserLimits(); << 58 userLimits = new G4UserLimits();
62 59
63 // create commands for interactive definitio 60 // create commands for interactive definition of the detector
64 fDetectorMessenger = new DetectorMessenger(t << 61 detectorMessenger = new DetectorMessenger(this);
65 } 62 }
66 63
67 //....oooOO0OOooo........oooOO0OOooo........oo 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
68 65
>> 66 DetectorConstruction::~DetectorConstruction()
>> 67 { delete detectorMessenger;}
>> 68
>> 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 70
69 G4VPhysicalVolume* DetectorConstruction::Const 71 G4VPhysicalVolume* DetectorConstruction::Construct()
70 { 72 {
71 return ConstructVolumes(); 73 return ConstructVolumes();
72 } 74 }
73 75
74 //....oooOO0OOooo........oooOO0OOooo........oo 76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
75 77
76 void DetectorConstruction::DefineMaterials() 78 void DetectorConstruction::DefineMaterials()
77 { 79 {
78 G4double a, z, density; << 80 G4double a, z, density;
79 81
80 new G4Material("Beryllium", z = 4., a = 9.01 << 82 new G4Material("Beryllium", z= 4., a= 9.012182*g/mole, density= 1.848*g/cm3);
81 new G4Material("Carbon", z = 6., a = 12.011 << 83 new G4Material("Carbon", z= 6., a= 12.011*g/mole, density= 2.265*g/cm3);
82 new G4Material("Iron", z = 26., a = 55.85 * << 84 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.870*g/cm3);
83 << 85
84 // define a vacuum with a restgas pressure << 86 // define a vacuum with a restgas pressure typical for accelerators
85 G4double const Torr = atmosphere / 760.; // << 87 G4double const Torr = atmosphere/760.; // 1 Torr
86 G4double pressure = 10e-9 * Torr, << 88 G4double pressure = 10e-9*Torr, temperature = 296.150*kelvin; // 23 Celsius
87 temperature = 296.150 * kelvin; // << 89 new G4Material("Vacuum", z=7., a=14.01*g/mole, density= 1.516784e-11*kg/m3,
88 new G4Material("Vacuum", z = 7., a = 14.01 * <<
89 kStateGas, temperature, press 90 kStateGas, temperature, pressure);
90 G4cout << *(G4Material::GetMaterialTable()) << 91
>> 92 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
91 } 93 }
92 94
93 //....oooOO0OOooo........oooOO0OOooo........oo 95 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
94 96
95 G4VPhysicalVolume* DetectorConstruction::Const 97 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
96 { 98 {
97 G4GeometryManager::GetInstance()->OpenGeomet 99 G4GeometryManager::GetInstance()->OpenGeometry();
98 G4PhysicalVolumeStore::GetInstance()->Clean( 100 G4PhysicalVolumeStore::GetInstance()->Clean();
99 G4LogicalVolumeStore::GetInstance()->Clean() 101 G4LogicalVolumeStore::GetInstance()->Clean();
100 G4SolidStore::GetInstance()->Clean(); 102 G4SolidStore::GetInstance()->Clean();
101 103
102 if (fGeomFileName == G4String()) { << 104 G4Box*
103 auto sBox = new G4Box("Container", fBoxSiz << 105 sBox = new G4Box("Container", //its name
104 fLBox = new G4LogicalVolume(sBox, fMateria << 106 BoxSize/2,BoxSize/2,BoxSize/2); //its dimensions
105 fLBox->SetUserLimits(fUserLimits); << 107
106 fBox = new G4PVPlacement(0, G4ThreeVector( << 108 G4LogicalVolume*
107 PrintParameters(); << 109 lBox = new G4LogicalVolume(sBox, //its shape
108 } << 110 aMaterial, //its material
109 else { << 111 aMaterial->GetName()); //its name
110 G4GDMLParser parser; << 112
111 std::size_t nmat = G4Material::GetNumberOf << 113 lBox->SetUserLimits(userLimits);
112 parser.Read(fGeomFileName.c_str()); // vo << 114
113 if (G4Material::GetNumberOfMaterials() > n << 115 pBox = new G4PVPlacement(0, //no rotation
114 const std::vector<G4Material*> MatPtrVec << 116 G4ThreeVector(), //at (0,0,0)
115 if (G4Material::GetNumberOfMaterials() > << 117 lBox, //its logical volume
116 G4cout << "Materials defined by " << f << 118 aMaterial->GetName(), //its name
117 for (std::size_t imat = nmat; imat < Mat << 119 0, //its mother volume
118 G4cout << MatPtrVec[imat] << G4endl; << 120 false, //no boolean operation
119 } << 121 0); //copy number
120 fBox = parser.GetWorldVolume(); << 122
121 } << 123 PrintParameters();
122 return fBox; << 124
>> 125 //
>> 126 //always return the root volume
>> 127 //
>> 128 return pBox;
123 } 129 }
124 130
125 //....oooOO0OOooo........oooOO0OOooo........oo 131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126 132
127 void DetectorConstruction::PrintParameters() 133 void DetectorConstruction::PrintParameters()
128 { 134 {
129 G4cout << "\n The Box is " << G4BestUnit(fBo << 135 G4cout << "\n The Box is " << G4BestUnit(BoxSize,"Length")
130 << G4endl; << 136 << " of " << aMaterial->GetName() << G4endl;
131 } 137 }
132 138
133 //....oooOO0OOooo........oooOO0OOooo........oo 139 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 140
135 void DetectorConstruction::SetMaterial(G4Strin 141 void DetectorConstruction::SetMaterial(G4String materialChoice)
136 { 142 {
137 // search the material by its name 143 // search the material by its name
138 G4Material* pttoMaterial = G4Material::GetMa 144 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
139 if (pttoMaterial) { << 145 if (pttoMaterial) aMaterial = pttoMaterial;
140 fMaterial = pttoMaterial; <<
141 if (fLBox) fLBox->SetMaterial(fMaterial); <<
142 } <<
143 G4RunManager::GetRunManager()->PhysicsHasBee <<
144 } 146 }
145 147
146 //....oooOO0OOooo........oooOO0OOooo........oo 148 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
147 149
148 void DetectorConstruction::SetSize(G4double va 150 void DetectorConstruction::SetSize(G4double value)
149 { 151 {
150 fBoxSize = value; << 152 BoxSize = value;
151 G4RunManager::GetRunManager()->ReinitializeG <<
152 } 153 }
153 154
154 //....oooOO0OOooo........oooOO0OOooo........oo 155 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
155 156
156 #include "G4AutoDelete.hh" << 157 #include "G4FieldManager.hh"
157 #include "G4GlobalMagFieldMessenger.hh" << 158 #include "G4TransportationManager.hh"
158 159
159 void DetectorConstruction::ConstructSDandField << 160 void DetectorConstruction::SetMagField(G4double fieldValue)
160 { 161 {
161 if (fFieldMessenger.Get() == 0) { << 162 //apply a global uniform magnetic field along Z axis
162 // Create global magnetic field messenger. << 163 G4FieldManager* fieldMgr
163 // Uniform magnetic field is then created << 164 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
164 // the field value is not zero. << 165
165 G4ThreeVector fieldValue = G4ThreeVector() << 166 if (magField) delete magField; //delete the existing magn field
166 auto msg = new G4GlobalMagFieldMessenger(f << 167
167 // msg->SetVerboseLevel(1); << 168 if (fieldValue!=0.) // create a new one if non null
168 G4AutoDelete::Register(msg); << 169 {
169 fFieldMessenger.Put(msg); << 170 magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
170 } << 171 fieldMgr->SetDetectorField(magField);
>> 172 fieldMgr->CreateChordFinder(magField);
>> 173 }
>> 174 else
>> 175 {
>> 176 magField = 0;
>> 177 fieldMgr->SetDetectorField(magField);
>> 178 }
171 } 179 }
172 180
173 //....oooOO0OOooo........oooOO0OOooo........oo 181 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
174 182
175 void DetectorConstruction::SetMaxStepSize(G4do 183 void DetectorConstruction::SetMaxStepSize(G4double val)
176 { 184 {
177 // set the maximum allowed step size 185 // set the maximum allowed step size
178 // 186 //
179 if (val <= DBL_MIN) { << 187 if (val <= DBL_MIN)
180 G4cout << "\n --->warning from SetMaxStepS << 188 { G4cout << "\n --->warning from SetMaxStepSize: maxStep "
181 << " out of range. Command refused" << 189 << val << " out of range. Command refused" << G4endl;
182 return; << 190 return;
183 } << 191 }
184 fUserLimits->SetMaxAllowedStep(val); << 192 userLimits->SetMaxAllowedStep(val);
185 } 193 }
186 194
187 //....oooOO0OOooo........oooOO0OOooo........oo 195 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
188 196
189 void DetectorConstruction::SetMaxStepLength(G4 << 197 #include "G4RunManager.hh"
190 { <<
191 // set the maximum length of tracking step <<
192 // <<
193 if (val <= DBL_MIN) { <<
194 G4cout << "\n --->warning from SetMaxStepL <<
195 << " out of range. Command refused" <<
196 return; <<
197 } <<
198 G4TransportationManager* tmanager = G4Transp <<
199 tmanager->GetPropagatorInField()->SetLargest <<
200 } <<
201 198
202 void DetectorConstruction::SetGeomFileName(G4S << 199 void DetectorConstruction::UpdateGeometry()
203 { 200 {
204 fGeomFileName = GeomFileName; << 201 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
205 } 202 }
206 203
207 //....oooOO0OOooo........oooOO0OOooo........oo 204 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
208 205