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26 /// \file electromagnetic/TestEm16/src/Detecto << 26 // $Id: DetectorConstruction.cc,v 1.4 2007/01/18 09:07:20 hbu Exp $
27 /// \brief Implementation of the DetectorConst << 27 // GEANT4 tag $Name: geant4-09-03-patch-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"
44 #include "G4PhysicalVolumeStore.hh" << 39 #include "G4UniformMagField.hh"
45 #include "G4PropagatorInField.hh" 40 #include "G4PropagatorInField.hh"
46 #include "G4RunManager.hh" << 41 #include "G4UserLimits.hh"
>> 42
>> 43 #include "G4GeometryManager.hh"
>> 44 #include "G4PhysicalVolumeStore.hh"
>> 45 #include "G4LogicalVolumeStore.hh"
47 #include "G4SolidStore.hh" 46 #include "G4SolidStore.hh"
48 #include "G4SystemOfUnits.hh" << 47
49 #include "G4TransportationManager.hh" <<
50 #include "G4UnitsTable.hh" 48 #include "G4UnitsTable.hh"
51 #include "G4UserLimits.hh" <<
52 49
53 //....oooOO0OOooo........oooOO0OOooo........oo 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
54 51
55 DetectorConstruction::DetectorConstruction() : << 52 DetectorConstruction::DetectorConstruction()
>> 53 :pBox(0), BoxSize(500*m), aMaterial(0), magField(0)
56 { 54 {
57 DefineMaterials(); 55 DefineMaterials();
58 SetMaterial("Iron"); 56 SetMaterial("Iron");
59 57
60 // create UserLimits 58 // create UserLimits
61 fUserLimits = new G4UserLimits(); << 59 userLimits = new G4UserLimits();
62 60
63 // create commands for interactive definitio 61 // create commands for interactive definition of the detector
64 fDetectorMessenger = new DetectorMessenger(t << 62 detectorMessenger = new DetectorMessenger(this);
65 } 63 }
66 64
67 //....oooOO0OOooo........oooOO0OOooo........oo 65 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
68 66
>> 67 DetectorConstruction::~DetectorConstruction()
>> 68 { delete detectorMessenger;}
>> 69
>> 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 71
69 G4VPhysicalVolume* DetectorConstruction::Const 72 G4VPhysicalVolume* DetectorConstruction::Construct()
70 { 73 {
71 return ConstructVolumes(); 74 return ConstructVolumes();
72 } 75 }
73 76
74 //....oooOO0OOooo........oooOO0OOooo........oo 77 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
75 78
76 void DetectorConstruction::DefineMaterials() 79 void DetectorConstruction::DefineMaterials()
77 { 80 {
78 G4double a, z, density; << 81 G4double a, z, density;
79 82
80 new G4Material("Beryllium", z = 4., a = 9.01 << 83 new G4Material("Beryllium", z= 4., a= 9.012182*g/mole, density= 1.848*g/cm3);
81 new G4Material("Carbon", z = 6., a = 12.011 << 84 new G4Material("Carbon", z= 6., a= 12.011*g/mole, density= 2.265*g/cm3);
82 new G4Material("Iron", z = 26., a = 55.85 * << 85 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.870*g/cm3);
83 << 86
84 // define a vacuum with a restgas pressure << 87 // define a vacuum with a restgas pressure typical for accelerators
85 G4double const Torr = atmosphere / 760.; // << 88 G4double const Torr = atmosphere/760.; // 1 Torr
86 G4double pressure = 10e-9 * Torr, << 89 G4double pressure = 10e-9*Torr, temperature = 296.150*kelvin; // 23 Celsius
87 temperature = 296.150 * kelvin; // << 90 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 91 kStateGas, temperature, pressure);
90 G4cout << *(G4Material::GetMaterialTable()) << 92
>> 93 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
91 } 94 }
92 95
93 //....oooOO0OOooo........oooOO0OOooo........oo 96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
94 97
95 G4VPhysicalVolume* DetectorConstruction::Const 98 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
96 { 99 {
97 G4GeometryManager::GetInstance()->OpenGeomet 100 G4GeometryManager::GetInstance()->OpenGeometry();
98 G4PhysicalVolumeStore::GetInstance()->Clean( 101 G4PhysicalVolumeStore::GetInstance()->Clean();
99 G4LogicalVolumeStore::GetInstance()->Clean() 102 G4LogicalVolumeStore::GetInstance()->Clean();
100 G4SolidStore::GetInstance()->Clean(); 103 G4SolidStore::GetInstance()->Clean();
101 104
102 if (fGeomFileName == G4String()) { << 105 G4Box*
103 auto sBox = new G4Box("Container", fBoxSiz << 106 sBox = new G4Box("Container", //its name
104 fLBox = new G4LogicalVolume(sBox, fMateria << 107 BoxSize/2,BoxSize/2,BoxSize/2); //its dimensions
105 fLBox->SetUserLimits(fUserLimits); << 108
106 fBox = new G4PVPlacement(0, G4ThreeVector( << 109 G4LogicalVolume*
107 PrintParameters(); << 110 lBox = new G4LogicalVolume(sBox, //its shape
108 } << 111 aMaterial, //its material
109 else { << 112 aMaterial->GetName()); //its name
110 G4GDMLParser parser; << 113
111 std::size_t nmat = G4Material::GetNumberOf << 114 lBox->SetUserLimits(userLimits);
112 parser.Read(fGeomFileName.c_str()); // vo << 115
113 if (G4Material::GetNumberOfMaterials() > n << 116 pBox = new G4PVPlacement(0, //no rotation
114 const std::vector<G4Material*> MatPtrVec << 117 G4ThreeVector(), //at (0,0,0)
115 if (G4Material::GetNumberOfMaterials() > << 118 lBox, //its logical volume
116 G4cout << "Materials defined by " << f << 119 aMaterial->GetName(), //its name
117 for (std::size_t imat = nmat; imat < Mat << 120 0, //its mother volume
118 G4cout << MatPtrVec[imat] << G4endl; << 121 false, //no boolean operation
119 } << 122 0); //copy number
120 fBox = parser.GetWorldVolume(); << 123
121 } << 124 PrintParameters();
122 return fBox; << 125
>> 126 //
>> 127 //always return the root volume
>> 128 //
>> 129 return pBox;
123 } 130 }
124 131
125 //....oooOO0OOooo........oooOO0OOooo........oo 132 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126 133
127 void DetectorConstruction::PrintParameters() 134 void DetectorConstruction::PrintParameters()
128 { 135 {
129 G4cout << "\n The Box is " << G4BestUnit(fBo << 136 G4cout << "\n The Box is " << G4BestUnit(BoxSize,"Length")
130 << G4endl; << 137 << " of " << aMaterial->GetName() << G4endl;
131 } 138 }
132 139
133 //....oooOO0OOooo........oooOO0OOooo........oo 140 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 141
135 void DetectorConstruction::SetMaterial(G4Strin 142 void DetectorConstruction::SetMaterial(G4String materialChoice)
136 { 143 {
137 // search the material by its name 144 // search the material by its name
138 G4Material* pttoMaterial = G4Material::GetMa 145 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
139 if (pttoMaterial) { << 146 if (pttoMaterial) aMaterial = pttoMaterial;
140 fMaterial = pttoMaterial; <<
141 if (fLBox) fLBox->SetMaterial(fMaterial); <<
142 } <<
143 G4RunManager::GetRunManager()->PhysicsHasBee <<
144 } 147 }
145 148
146 //....oooOO0OOooo........oooOO0OOooo........oo 149 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
147 150
148 void DetectorConstruction::SetSize(G4double va 151 void DetectorConstruction::SetSize(G4double value)
149 { 152 {
150 fBoxSize = value; << 153 BoxSize = value;
151 G4RunManager::GetRunManager()->ReinitializeG <<
152 } 154 }
153 155
154 //....oooOO0OOooo........oooOO0OOooo........oo 156 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
155 157
156 #include "G4AutoDelete.hh" << 158 #include "G4FieldManager.hh"
157 #include "G4GlobalMagFieldMessenger.hh" << 159 #include "G4TransportationManager.hh"
158 160
159 void DetectorConstruction::ConstructSDandField << 161 void DetectorConstruction::SetMagField(G4double fieldValue)
160 { 162 {
161 if (fFieldMessenger.Get() == 0) { << 163 //apply a global uniform magnetic field along Z axis
162 // Create global magnetic field messenger. << 164 G4FieldManager* fieldMgr
163 // Uniform magnetic field is then created << 165 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
164 // the field value is not zero. << 166
165 G4ThreeVector fieldValue = G4ThreeVector() << 167 if (magField) delete magField; //delete the existing magn field
166 auto msg = new G4GlobalMagFieldMessenger(f << 168
167 // msg->SetVerboseLevel(1); << 169 if (fieldValue!=0.) // create a new one if non null
168 G4AutoDelete::Register(msg); << 170 {
169 fFieldMessenger.Put(msg); << 171 magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
170 } << 172 fieldMgr->SetDetectorField(magField);
>> 173 fieldMgr->CreateChordFinder(magField);
>> 174 }
>> 175 else
>> 176 {
>> 177 magField = 0;
>> 178 fieldMgr->SetDetectorField(magField);
>> 179 }
171 } 180 }
172 181
173 //....oooOO0OOooo........oooOO0OOooo........oo 182 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
174 183
175 void DetectorConstruction::SetMaxStepSize(G4do 184 void DetectorConstruction::SetMaxStepSize(G4double val)
176 { 185 {
177 // set the maximum allowed step size 186 // set the maximum allowed step size
178 // 187 //
179 if (val <= DBL_MIN) { << 188 if (val <= DBL_MIN)
180 G4cout << "\n --->warning from SetMaxStepS << 189 { G4cout << "\n --->warning from SetMaxStepSize: maxStep "
181 << " out of range. Command refused" << 190 << val << " out of range. Command refused" << G4endl;
182 return; << 191 return;
183 } << 192 }
184 fUserLimits->SetMaxAllowedStep(val); << 193 userLimits->SetMaxAllowedStep(val);
185 } 194 }
186 195
187 //....oooOO0OOooo........oooOO0OOooo........oo 196 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
188 197
189 void DetectorConstruction::SetMaxStepLength(G4 198 void DetectorConstruction::SetMaxStepLength(G4double val)
190 { 199 {
191 // set the maximum length of tracking step 200 // set the maximum length of tracking step
192 // 201 //
193 if (val <= DBL_MIN) { << 202 if (val <= DBL_MIN)
194 G4cout << "\n --->warning from SetMaxStepL << 203 { G4cout << "\n --->warning from SetMaxStepLength: maxStep "
195 << " out of range. Command refused" << 204 << val << " out of range. Command refused" << G4endl;
196 return; << 205 return;
197 } << 206 }
198 G4TransportationManager* tmanager = G4Transp << 207 G4TransportationManager* tmanager =
199 tmanager->GetPropagatorInField()->SetLargest << 208 G4TransportationManager::GetTransportationManager();
>> 209 tmanager->GetPropagatorInField()
>> 210 ->SetLargestAcceptableStep(val);
200 } 211 }
201 212
202 void DetectorConstruction::SetGeomFileName(G4S << 213 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 214
>> 215 #include "G4RunManager.hh"
>> 216
>> 217 void DetectorConstruction::UpdateGeometry()
203 { 218 {
204 fGeomFileName = GeomFileName; << 219 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
205 } 220 }
206 221
207 //....oooOO0OOooo........oooOO0OOooo........oo 222 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
208 223