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27 /// \file eventgenerator/exgps/src/GeometryCon 27 /// \file eventgenerator/exgps/src/GeometryConstruction.cc
28 /// \brief Implementation of the GeometryConst 28 /// \brief Implementation of the GeometryConstruction class
29 // 29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 32
33 #include "GeometryConstruction.hh" 33 #include "GeometryConstruction.hh"
34 34
35 #include "G4Box.hh" << 35 #include "G4Material.hh"
36 #include "G4Colour.hh" <<
37 #include "G4Element.hh" 36 #include "G4Element.hh"
>> 37 #include "G4Box.hh"
>> 38 #include "G4Sphere.hh"
38 #include "G4LogicalVolume.hh" 39 #include "G4LogicalVolume.hh"
39 #include "G4Material.hh" << 40 #include "G4ThreeVector.hh"
40 #include "G4PVPlacement.hh" 41 #include "G4PVPlacement.hh"
>> 42 #include "G4VisAttributes.hh"
>> 43 #include "G4Colour.hh"
41 #include "G4PhysicalConstants.hh" 44 #include "G4PhysicalConstants.hh"
42 #include "G4Sphere.hh" <<
43 #include "G4SystemOfUnits.hh" 45 #include "G4SystemOfUnits.hh"
44 #include "G4ThreeVector.hh" << 46
45 #include "G4VisAttributes.hh" <<
46 47
47 //....oooOO0OOooo........oooOO0OOooo........oo 48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
48 49
49 GeometryConstruction::GeometryConstruction() 50 GeometryConstruction::GeometryConstruction()
50 : G4VUserDetectorConstruction(), fUniverse_p << 51 : G4VUserDetectorConstruction(),
51 { << 52 fUniverse_phys(0),
52 ; << 53 fAl_phys(0),
53 } << 54 fSphere_phys(0)
>> 55 {;}
54 56
55 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
56 58
57 GeometryConstruction::~GeometryConstruction() 59 GeometryConstruction::~GeometryConstruction()
58 { << 60 {;}
59 ; <<
60 } <<
61 61
62 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
63 63
64 G4VPhysicalVolume* GeometryConstruction::Const 64 G4VPhysicalVolume* GeometryConstruction::Construct()
65 { 65 {
66 // 66 //
67 // 67 //
68 // Define materials. 68 // Define materials.
69 // 69 //
70 G4double a, z, density, pressure, temperatur << 70 G4double a, z, density,pressure, temperature;
71 G4String name, symbol; 71 G4String name, symbol;
72 72
73 density = universe_mean_density; // from Ph << 73
74 pressure = 3.e-18 * pascal; << 74 density = universe_mean_density; //from PhysicalConstants.h
75 temperature = 2.73 * kelvin; << 75 pressure = 3.e-18*pascal;
76 G4Material* Vacuum = << 76 temperature = 2.73*kelvin;
77 new G4Material("Vacuum", 1., 1.01 * g / mo << 77 G4Material* Vacuum = new G4Material("Vacuum",
78 a = 26.98154 * g / mole; << 78 1., 1.01*g/mole, density,
79 density = 2.70 * g / cm3; << 79 kStateGas,temperature,pressure);
80 G4Material* Aluminium = new G4Material(name << 80 a = 26.98154*g/mole;
81 << 81 density = 2.70*g/cm3;
82 a = 28.0855 * g / mole; << 82 G4Material* Aluminium = new G4Material(name="aluminium", z=13., a, density);
83 G4Element* elSi = new G4Element(name = "sili << 83
84 << 84 a = 28.0855*g/mole;
85 a = 16.00 * g / mole; << 85 G4Element* elSi = new G4Element(name="silicon", symbol="Si", z=14., a);
86 G4Element* elO = new G4Element(name = "Oxyge << 86
87 << 87 a = 16.00*g/mole;
88 density = 2.65 * g / cm3; << 88 G4Element* elO = new G4Element(name="Oxygen", symbol="O", z=8., a);
89 G4Material* SiliconDioxide = new G4Material( << 89
>> 90 density = 2.65*g/cm3;
>> 91 G4Material* SiliconDioxide =
>> 92 new G4Material(name="silicon oxide", density, 2);
90 SiliconDioxide->AddElement(elSi, 1); 93 SiliconDioxide->AddElement(elSi, 1);
91 SiliconDioxide->AddElement(elO, 2); << 94 SiliconDioxide->AddElement(elO, 2);
92 // 95 //
93 // Define size of world and volumes in it. 96 // Define size of world and volumes in it.
94 // 97 //
95 G4double world_r = 18 * cm; << 98 G4double world_r = 18*cm;
96 99
97 G4double box_x = 10 * cm; << 100 G4double box_x = 10*cm;
98 G4double box_y = 10 * cm; << 101 G4double box_y = 10*cm;
99 G4double box_z = 10 * cm; << 102 G4double box_z = 10*cm;
100 103
101 G4double sphere_r = 5 * cm; << 104 G4double sphere_r = 5*cm;
102 105
103 // Define bodies, logical volumes and physic 106 // Define bodies, logical volumes and physical volumes.
104 // First define the experimental hall. 107 // First define the experimental hall.
105 // 108 //
106 G4Sphere* universe_s = new G4Sphere("univers << 109 G4Sphere * universe_s
107 G4LogicalVolume* universe_log = new G4Logica << 110 = new G4Sphere("universe_s", 0, world_r, 0, twopi, 0, pi);
108 // << 111 G4LogicalVolume * universe_log
109 fUniverse_phys = new G4PVPlacement(0, G4Thre << 112 = new G4LogicalVolume(universe_s,Vacuum,"universe_L",0,0,0);
110 << 113 //
111 // define an aluminium box << 114 fUniverse_phys
112 // << 115 = new G4PVPlacement(0,G4ThreeVector(),"universe_P",
113 G4Box* Al_box = new G4Box("Al_b", box_x, box << 116 universe_log,0,false,0);
114 G4LogicalVolume* Al_log = new G4LogicalVolum << 117
115 // << 118 //define an aluminium box
116 fAl_phys = << 119 //
117 new G4PVPlacement(0, G4ThreeVector(0., 0., << 120 G4Box * Al_box
>> 121 = new G4Box("Al_b", box_x, box_y, box_z);
>> 122 G4LogicalVolume * Al_log
>> 123 = new G4LogicalVolume(Al_box,Aluminium,"Box_log",0,0,0);
>> 124 //
>> 125 fAl_phys
>> 126 = new G4PVPlacement(0,G4ThreeVector(0.,0.,0.),"Box_phys",
>> 127 Al_log,fUniverse_phys,false,0);
118 128
119 // Define an inner sphere. 129 // Define an inner sphere.
120 // 130 //
121 G4Sphere* aSphere_sph = new G4Sphere("aSpher << 131 G4Sphere * aSphere_sph
122 G4LogicalVolume* aSphere_log = << 132 = new G4Sphere("aSphere", 0, sphere_r, 0, twopi, 0, pi);
123 new G4LogicalVolume(aSphere_sph, SiliconDi << 133 G4LogicalVolume * aSphere_log
124 // << 134 = new G4LogicalVolume(aSphere_sph,SiliconDioxide,"Sphere_log",0,0,0);
125 fSphere_phys = << 135 //
126 new G4PVPlacement(0, G4ThreeVector(0., 0., << 136 fSphere_phys
127 << 137 = new G4PVPlacement(0,G4ThreeVector(0.,0.,0.),"Sphere_phys",aSphere_log,
128 //--------- Visualization attributes ------- << 138 fAl_phys,false,0);
>> 139
>> 140 //--------- Visualization attributes -------------------------------
129 universe_log->SetVisAttributes(G4VisAttribut 141 universe_log->SetVisAttributes(G4VisAttributes::GetInvisible());
130 G4VisAttributes* aVisAtt = new G4VisAttribut << 142 G4VisAttributes* aVisAtt= new G4VisAttributes(G4Colour(0,1.0,1.0));
131 Al_log->SetVisAttributes(aVisAtt); 143 Al_log->SetVisAttributes(aVisAtt);
132 G4VisAttributes* bVisAtt = new G4VisAttribut << 144 G4VisAttributes* bVisAtt= new G4VisAttributes(G4Colour(1.0,2.0,.0));
133 aSphere_log->SetVisAttributes(bVisAtt); 145 aSphere_log->SetVisAttributes(bVisAtt);
134 146
135 return fUniverse_phys; 147 return fUniverse_phys;
136 } 148 }
137 149
138 //....oooOO0OOooo........oooOO0OOooo........oo 150 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
139 151