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26 /// \file electromagnetic/TestEm6/src/Detector 26 /// \file electromagnetic/TestEm6/src/DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
29 // 29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 32
33 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 34 #include "DetectorMessenger.hh"
>> 35 #include "G4NistManager.hh"
>> 36 #include "G4RunManager.hh"
36 37
>> 38 #include "G4Material.hh"
37 #include "G4Box.hh" 39 #include "G4Box.hh"
38 #include "G4GeometryManager.hh" <<
39 #include "G4LogicalVolume.hh" 40 #include "G4LogicalVolume.hh"
40 #include "G4LogicalVolumeStore.hh" <<
41 #include "G4Material.hh" <<
42 #include "G4NistManager.hh" <<
43 #include "G4PVPlacement.hh" 41 #include "G4PVPlacement.hh"
>> 42 #include "G4UniformMagField.hh"
>> 43 #include "G4UserLimits.hh"
>> 44
>> 45 #include "G4GeometryManager.hh"
44 #include "G4PhysicalVolumeStore.hh" 46 #include "G4PhysicalVolumeStore.hh"
45 #include "G4RunManager.hh" << 47 #include "G4LogicalVolumeStore.hh"
46 #include "G4SolidStore.hh" 48 #include "G4SolidStore.hh"
47 #include "G4SystemOfUnits.hh" << 49
48 #include "G4UniformMagField.hh" <<
49 #include "G4UnitsTable.hh" 50 #include "G4UnitsTable.hh"
50 #include "G4UserLimits.hh" << 51 #include "G4SystemOfUnits.hh"
51 52
52 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 54
54 DetectorConstruction::DetectorConstruction() 55 DetectorConstruction::DetectorConstruction()
55 : G4VUserDetectorConstruction(), << 56 :G4VUserDetectorConstruction(),
56 fP_Box(0), << 57 fP_Box(0), fL_Box(0), fBoxSize(500*m), fMaterial(0), fMagField(0),
57 fL_Box(0), << 58 fUserLimits(0), fDetectorMessenger(0)
58 fBoxSize(500 * m), <<
59 fMaterial(0), <<
60 fMagField(0), <<
61 fUserLimits(0), <<
62 fDetectorMessenger(0) <<
63 { 59 {
64 DefineMaterials(); 60 DefineMaterials();
65 SetMaterial("Iron"); 61 SetMaterial("Iron");
66 << 62
67 // create UserLimits 63 // create UserLimits
68 fUserLimits = new G4UserLimits(); 64 fUserLimits = new G4UserLimits();
69 65
70 // create commands for interactive definitio << 66 // create commands for interactive definition of the detector
71 fDetectorMessenger = new DetectorMessenger(t 67 fDetectorMessenger = new DetectorMessenger(this);
72 } 68 }
73 69
74 //....oooOO0OOooo........oooOO0OOooo........oo 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
75 71
76 DetectorConstruction::~DetectorConstruction() 72 DetectorConstruction::~DetectorConstruction()
77 { << 73 { delete fDetectorMessenger;}
78 delete fDetectorMessenger; <<
79 } <<
80 74
81 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
82 76
83 G4VPhysicalVolume* DetectorConstruction::Const 77 G4VPhysicalVolume* DetectorConstruction::Construct()
84 { 78 {
85 return ConstructVolumes(); 79 return ConstructVolumes();
86 } 80 }
87 81
88 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
89 83
90 void DetectorConstruction::DefineMaterials() 84 void DetectorConstruction::DefineMaterials()
91 { << 85 {
92 G4double a, z, density; << 86 G4double a, z, density;
93 87
94 new G4Material("Beryllium", z = 4., a = 9.01 << 88 new G4Material("Beryllium", z= 4., a= 9.012182*g/mole, density= 1.848*g/cm3);
95 new G4Material("Carbon", z = 6., a = 12.011 << 89 new G4Material("Carbon", z= 6., a= 12.011*g/mole, density= 2.265*g/cm3);
96 new G4Material("Iron", z = 26., a = 55.85 * << 90 new G4Material("Iron", z=26., a= 55.85*g/mole, density= 7.870*g/cm3);
97 91
98 G4cout << *(G4Material::GetMaterialTable()) << 92 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
99 } 93 }
100 94
101 //....oooOO0OOooo........oooOO0OOooo........oo 95 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
102 << 96
103 G4VPhysicalVolume* DetectorConstruction::Const 97 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
104 { 98 {
105 G4GeometryManager::GetInstance()->OpenGeomet 99 G4GeometryManager::GetInstance()->OpenGeometry();
106 G4PhysicalVolumeStore::GetInstance()->Clean( 100 G4PhysicalVolumeStore::GetInstance()->Clean();
107 G4LogicalVolumeStore::GetInstance()->Clean() 101 G4LogicalVolumeStore::GetInstance()->Clean();
108 G4SolidStore::GetInstance()->Clean(); 102 G4SolidStore::GetInstance()->Clean();
109 << 103
110 G4Box* sBox = new G4Box("Container", // its << 104 G4Box*
111 fBoxSize / 2, fBoxSi << 105 sBox = new G4Box("Container", //its name
112 << 106 fBoxSize/2,fBoxSize/2,fBoxSize/2); //its dimensions
113 fL_Box = new G4LogicalVolume(sBox, // its s << 107
114 fMaterial, // << 108 fL_Box = new G4LogicalVolume(sBox, //its shape
115 fMaterial->GetN << 109 fMaterial, //its material
116 << 110 fMaterial->GetName()); //its name
117 fL_Box->SetUserLimits(fUserLimits); << 111
118 << 112 fL_Box->SetUserLimits(fUserLimits);
119 fP_Box = new G4PVPlacement(0, // no rotatio << 113
120 G4ThreeVector(), << 114 fP_Box = new G4PVPlacement(0, //no rotation
121 fL_Box, // its l << 115 G4ThreeVector(), //at (0,0,0)
122 fMaterial->GetNam << 116 fL_Box, //its logical volume
123 0, // its mother << 117 fMaterial->GetName(), //its name
124 false, // no boo << 118 0, //its mother volume
125 0); // copy numb << 119 false, //no boolean operation
126 << 120 0); //copy number
>> 121
127 PrintParameters(); 122 PrintParameters();
128 << 123
129 // 124 //
130 // always return the root volume << 125 //always return the root volume
131 // 126 //
132 return fP_Box; 127 return fP_Box;
133 } 128 }
134 129
135 //....oooOO0OOooo........oooOO0OOooo........oo 130 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
136 131
137 void DetectorConstruction::PrintParameters() 132 void DetectorConstruction::PrintParameters()
138 { 133 {
139 G4cout << "\n The Box is " << G4BestUnit(fBo << 134 G4cout << "\n The Box is " << G4BestUnit(fBoxSize,"Length")
140 << G4endl; << 135 << " of " << fMaterial->GetName() << G4endl;
141 } 136 }
142 137
143 //....oooOO0OOooo........oooOO0OOooo........oo 138 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
144 139
145 void DetectorConstruction::SetMaterial(const G 140 void DetectorConstruction::SetMaterial(const G4String& name)
146 { 141 {
147 G4cout << "###SetMaterial" << G4endl; << 142 G4cout << "###SetMaterial" << G4endl;
148 143
149 // get the pointer to the existing material 144 // get the pointer to the existing material
150 G4Material* mat = G4Material::GetMaterial(na 145 G4Material* mat = G4Material::GetMaterial(name, false);
151 << 146
152 // create the material by its name 147 // create the material by its name
153 if (!mat) { << 148 if(!mat) { mat = G4NistManager::Instance()->FindOrBuildMaterial(name); }
154 mat = G4NistManager::Instance()->FindOrBui << 149
155 } <<
156 <<
157 if (mat && mat != fMaterial) { 150 if (mat && mat != fMaterial) {
158 G4cout << "### New target material: " << m 151 G4cout << "### New target material: " << mat->GetName() << G4endl;
159 fMaterial = mat; 152 fMaterial = mat;
160 if (fL_Box) { << 153 if(fL_Box) {
161 fL_Box->SetMaterial(mat); 154 fL_Box->SetMaterial(mat);
162 G4RunManager::GetRunManager()->PhysicsHa 155 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
163 } << 156 }
164 } 157 }
165 } 158 }
>> 159
166 160
167 //....oooOO0OOooo........oooOO0OOooo........oo 161 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
168 162
169 void DetectorConstruction::SetSize(G4double va 163 void DetectorConstruction::SetSize(G4double value)
170 { 164 {
171 fBoxSize = value; 165 fBoxSize = value;
172 } << 166 }
173 167
174 //....oooOO0OOooo........oooOO0OOooo........oo 168 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
175 169
176 #include "G4FieldManager.hh" 170 #include "G4FieldManager.hh"
177 #include "G4TransportationManager.hh" 171 #include "G4TransportationManager.hh"
178 172
179 void DetectorConstruction::SetMagField(G4doubl 173 void DetectorConstruction::SetMagField(G4double fieldValue)
180 { 174 {
181 // apply a global uniform magnetic field alo << 175 //apply a global uniform magnetic field along Z axis
182 G4FieldManager* fieldMgr = G4TransportationM << 176 G4FieldManager* fieldMgr
183 << 177 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
184 if (fMagField) delete fMagField; // delete << 178
185 << 179 if (fMagField) delete fMagField; //delete the existing magn field
186 if (fieldValue != 0.) // create a new one i << 180
187 { << 181 if (fieldValue!=0.) // create a new one if non nul
188 fMagField = new G4UniformMagField(G4ThreeV << 182 {
189 fieldMgr->SetDetectorField(fMagField); << 183 fMagField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
190 fieldMgr->CreateChordFinder(fMagField); << 184 fieldMgr->SetDetectorField(fMagField);
191 } << 185 fieldMgr->CreateChordFinder(fMagField);
192 else { << 186 }
193 fMagField = 0; << 187 else
194 fieldMgr->SetDetectorField(fMagField); << 188 {
195 } << 189 fMagField = 0;
>> 190 fieldMgr->SetDetectorField(fMagField);
>> 191 }
196 } 192 }
197 193
198 //....oooOO0OOooo........oooOO0OOooo........oo 194 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
199 195
200 void DetectorConstruction::SetMaxStepSize(G4do 196 void DetectorConstruction::SetMaxStepSize(G4double val)
201 { 197 {
202 // set the maximum allowed step size 198 // set the maximum allowed step size
203 // 199 //
204 if (val <= DBL_MIN) { << 200 if (val <= DBL_MIN)
205 G4cout << "\n --->warning from SetMaxStepS << 201 { G4cout << "\n --->warning from SetMaxStepSize: maxStep "
206 << " out of range. Command refused" << 202 << val << " out of range. Command refused" << G4endl;
207 return; << 203 return;
208 } << 204 }
209 fUserLimits->SetMaxAllowedStep(val); 205 fUserLimits->SetMaxAllowedStep(val);
210 } << 206 }
211 207
212 //....oooOO0OOooo........oooOO0OOooo........oo 208 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
213 209
214 #include "G4RunManager.hh" << 210 #include "G4RunManager.hh"
215 << 211
216 void DetectorConstruction::UpdateGeometry() 212 void DetectorConstruction::UpdateGeometry()
217 { 213 {
218 G4RunManager::GetRunManager()->DefineWorldVo 214 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
219 } 215 }
220 216
221 //....oooOO0OOooo........oooOO0OOooo........oo 217 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
222 218