| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
7 // * conditions of the Geant4 Software License
8 // * LICENSE and available at http://cern.ch/
9 // * include a list of copyright holders.
10 // *
11 // * Neither the authors of this software syst
12 // * institutes,nor the agencies providing fin
13 // * work make any representation or warran
14 // * regarding this software system or assum
15 // * use. 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 //
27 /// \file B1/src/DetectorConstruction.cc
28 /// \brief Implementation of the B1::DetectorC
29
30 #include "DetectorConstruction.hh"
31
32 #include "G4Box.hh"
33 #include "G4LogicalVolume.hh"
34 #include "G4NistManager.hh"
35 #include "G4PVPlacement.hh"
36 #include "G4RunManager.hh"
37 #include "G4SubtractionSolid.hh"
38 #include "G4SystemOfUnits.hh"
39 #include "G4Tubs.hh"
40
41 #include <cmath>
42
43 namespace VtkVis
44 {
45
46 //....oooOO0OOooo........oooOO0OOooo........oo
47
48 G4VPhysicalVolume* DetectorConstruction::Const
49 {
50 // Get nist material manager
51 G4NistManager* nist = G4NistManager::Instanc
52
53 // Envelope parameters
54 //
55 G4double env_sizeXY = 10 * m, env_sizeZ = 10
56 G4Material* env_mat = nist->FindOrBuildMater
57
58 // Option to switch on/off checking of volum
59 //
60 G4bool checkOverlaps = true;
61
62 //
63 // World
64 //
65 G4double world_sizeXY = 1.2 * env_sizeXY;
66 G4double world_sizeZ = 1.2 * env_sizeZ;
67 G4Material* world_mat = nist->FindOrBuildMat
68
69 auto solidWorld =
70 new G4Box("World", // its name
71 0.5 * world_sizeXY, 0.5 * world_
72
73 auto logicWorld = new G4LogicalVolume(solidW
74 world_
75 "World
76
77 auto physWorld = new G4PVPlacement(nullptr,
78 G4ThreeVe
79 logicWorl
80 "World",
81 nullptr,
82 false, /
83 0, // co
84 checkOver
85
86 //
87 // Envelope
88 //
89 auto solidEnv = new G4Box("Envelope", // it
90 0.5 * env_sizeXY,
91
92 auto logicEnv = new G4LogicalVolume(solidEnv
93 env_mat,
94 "Envelop
95
96 new G4PVPlacement(nullptr, // no rotation
97 G4ThreeVector(), // at (0
98 logicEnv, // its logical
99 "Envelope", // its name
100 logicWorld, // its mother
101 false, // no boolean oper
102 0, // copy number
103 checkOverlaps); // overla
104
105 auto dumpPos = G4ThreeVector(0, 0, 0);
106 auto dumpMat = nist->FindOrBuildMaterial("G4
107 auto dumpShape1 = new G4Box("dumpShape1", 1
108
109 auto dumpCutoutPos = G4ThreeVector(0, 0, -5.
110 auto dumpCutoutShape = new G4Tubs("DumpCutou
111
112 auto dumpShape2 =
113 new G4SubtractionSolid("dumpShape2", dumpS
114
115 auto dumpLogical = new G4LogicalVolume(dumpS
116 dumpM
117 "dump
118 // its name
119 new G4PVPlacement(nullptr, // no rotation
120 dumpPos, // at position
121 dumpLogical, // its logic
122 "dump", // its name
123 logicEnv, // its mother
124 false, // no boolean oper
125 0, // copy number
126 checkOverlaps); // overla
127
128 fScoringVolume = dumpLogical;
129
130 //
131 // always return the physical World
132 //
133 return physWorld;
134 }
135
136 //....oooOO0OOooo........oooOO0OOooo........oo
137
138 } // namespace VtkVis
139