1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // $Id: DetectorConstruction.cc,v 1.2 2006/10/02 16:25:55 vnivanch Exp $ |
---|
27 | // GEANT4 tag $Name: $ |
---|
28 | // |
---|
29 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
31 | |
---|
32 | #include "DetectorConstruction.hh" |
---|
33 | #include "DetectorMessenger.hh" |
---|
34 | |
---|
35 | #include "G4Material.hh" |
---|
36 | #include "G4Box.hh" |
---|
37 | #include "G4LogicalVolume.hh" |
---|
38 | #include "G4PVPlacement.hh" |
---|
39 | |
---|
40 | #include "G4GeometryManager.hh" |
---|
41 | #include "G4PhysicalVolumeStore.hh" |
---|
42 | #include "G4LogicalVolumeStore.hh" |
---|
43 | #include "G4SolidStore.hh" |
---|
44 | |
---|
45 | #include "G4UnitsTable.hh" |
---|
46 | |
---|
47 | #include "G4PolarizationManager.hh" |
---|
48 | #include "G4NistManager.hh" |
---|
49 | |
---|
50 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
51 | |
---|
52 | DetectorConstruction::DetectorConstruction() |
---|
53 | :pWorld(0), pBox(0), aMaterial(0) |
---|
54 | { |
---|
55 | boxSizeXY = 50*mm; |
---|
56 | boxSizeZ = 5*mm; |
---|
57 | worldSize = 1.*m; |
---|
58 | aMaterial = 0; |
---|
59 | wMaterial = 0; |
---|
60 | SetTargetMaterial("G4_Fe"); |
---|
61 | SetWorldMaterial("G4_Galactic"); |
---|
62 | detectorMessenger = new DetectorMessenger(this); |
---|
63 | } |
---|
64 | |
---|
65 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
66 | |
---|
67 | DetectorConstruction::~DetectorConstruction() |
---|
68 | { |
---|
69 | delete detectorMessenger; |
---|
70 | } |
---|
71 | |
---|
72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
73 | |
---|
74 | G4VPhysicalVolume* DetectorConstruction::Construct() |
---|
75 | { |
---|
76 | // Cleanup old geometry |
---|
77 | G4GeometryManager::GetInstance()->OpenGeometry(); |
---|
78 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
---|
79 | G4LogicalVolumeStore::GetInstance()->Clean(); |
---|
80 | G4SolidStore::GetInstance()->Clean(); |
---|
81 | |
---|
82 | G4PolarizationManager::GetInstance()->Clean(); |
---|
83 | |
---|
84 | // World |
---|
85 | // |
---|
86 | G4Box* |
---|
87 | sWorld = new G4Box("World", //name |
---|
88 | worldSize/2,worldSize/2,worldSize/2); //dimensions |
---|
89 | |
---|
90 | G4LogicalVolume* |
---|
91 | lWorld = new G4LogicalVolume(sWorld, //shape |
---|
92 | wMaterial, //material |
---|
93 | "World"); //name |
---|
94 | |
---|
95 | pWorld = new G4PVPlacement(0, //no rotation |
---|
96 | G4ThreeVector(), //at (0,0,0) |
---|
97 | lWorld, //logical volume |
---|
98 | "World", //name |
---|
99 | 0, //mother volume |
---|
100 | false, //no boolean operation |
---|
101 | 0); //copy number |
---|
102 | |
---|
103 | // Box |
---|
104 | // |
---|
105 | G4Box* |
---|
106 | sBox = new G4Box("Container", //its name |
---|
107 | boxSizeXY/2.,boxSizeXY/2.,boxSizeZ/2.); //its dimensions |
---|
108 | |
---|
109 | G4LogicalVolume* |
---|
110 | lBox = new G4LogicalVolume(sBox, //its shape |
---|
111 | aMaterial, //its material |
---|
112 | "theBox"); //its name |
---|
113 | |
---|
114 | pBox = new G4PVPlacement(0, //no rotation |
---|
115 | G4ThreeVector(), //at (0,0,0) |
---|
116 | lBox, //its logical volume |
---|
117 | aMaterial->GetName(), //its name |
---|
118 | lWorld, //its mother volume |
---|
119 | false, //no boolean operation |
---|
120 | 0); //copy number |
---|
121 | |
---|
122 | // register logical Volume in PolarizationManager with zero polarization |
---|
123 | G4PolarizationManager * polMgr = G4PolarizationManager::GetInstance(); |
---|
124 | polMgr->SetVolumePolarization(lBox,G4ThreeVector(0.,0.,0.)); |
---|
125 | |
---|
126 | PrintParameters(); |
---|
127 | |
---|
128 | //always return the root volume |
---|
129 | // |
---|
130 | return pWorld; |
---|
131 | } |
---|
132 | |
---|
133 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
134 | |
---|
135 | void DetectorConstruction::PrintParameters() |
---|
136 | { |
---|
137 | G4cout << "\n The Box is " << G4BestUnit(boxSizeXY,"Length") |
---|
138 | << " x " << G4BestUnit(boxSizeXY,"Length") |
---|
139 | << " x " << G4BestUnit(boxSizeZ,"Length") |
---|
140 | << " of " << aMaterial->GetName() << G4endl; |
---|
141 | } |
---|
142 | |
---|
143 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
144 | |
---|
145 | void DetectorConstruction::SetTargetMaterial(G4String materialChoice) |
---|
146 | { |
---|
147 | // search the material by its name |
---|
148 | G4Material* mat = |
---|
149 | G4NistManager::Instance()->FindOrBuildMaterial(materialChoice); |
---|
150 | if (mat != aMaterial) { |
---|
151 | if(mat) { |
---|
152 | aMaterial = mat; |
---|
153 | UpdateGeometry(); |
---|
154 | } else { |
---|
155 | G4cout << "### Warning! Target material: <" |
---|
156 | << materialChoice << "> not found" << G4endl; |
---|
157 | } |
---|
158 | } |
---|
159 | } |
---|
160 | |
---|
161 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
162 | |
---|
163 | void DetectorConstruction::SetWorldMaterial(G4String materialChoice) |
---|
164 | { |
---|
165 | // search the material by its name |
---|
166 | G4Material* mat = |
---|
167 | G4NistManager::Instance()->FindOrBuildMaterial(materialChoice); |
---|
168 | if (mat != wMaterial) { |
---|
169 | if(mat) { |
---|
170 | wMaterial = mat; |
---|
171 | UpdateGeometry(); |
---|
172 | } else { |
---|
173 | G4cout << "### Warning! World material: <" |
---|
174 | << materialChoice << "> not found" << G4endl; |
---|
175 | } |
---|
176 | } |
---|
177 | } |
---|
178 | |
---|
179 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
180 | |
---|
181 | void DetectorConstruction::SetSizeXY(G4double value) |
---|
182 | { |
---|
183 | boxSizeXY = value; |
---|
184 | if (worldSize<boxSizeXY) worldSize = 1.2*boxSizeXY; |
---|
185 | UpdateGeometry(); |
---|
186 | } |
---|
187 | |
---|
188 | void DetectorConstruction::SetSizeZ(G4double value) |
---|
189 | { |
---|
190 | boxSizeZ = value; |
---|
191 | if (worldSize<boxSizeZ) worldSize = 1.2*boxSizeZ; |
---|
192 | UpdateGeometry(); |
---|
193 | } |
---|
194 | |
---|
195 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
196 | |
---|
197 | #include "G4RunManager.hh" |
---|
198 | |
---|
199 | void DetectorConstruction::UpdateGeometry() |
---|
200 | { |
---|
201 | if (pWorld) |
---|
202 | G4RunManager::GetRunManager()->DefineWorldVolume(Construct()); |
---|
203 | } |
---|
204 | |
---|
205 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|