source: trunk/examples/extended/hadronic/Hadr01/src/DetectorConstruction.cc@ 1036

Last change on this file since 1036 was 807, checked in by garnier, 17 years ago

update
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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 *
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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 *
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24// ********************************************************************
25//
26// $Id: DetectorConstruction.cc,v 1.6 2006/10/04 09:56:03 vnivanch Exp $
27// GEANT4 tag $Name: $
28//
29/////////////////////////////////////////////////////////////////////////
30//
31// DetectorConstruction
32//
33// Created: 31.01.2003 V.Ivanchenko
34//
35// Modified:
36// 04.06.2006 Adoptation of hadr01 (V.Ivanchenko)
37//
38////////////////////////////////////////////////////////////////////////
39//
40
41#include "DetectorConstruction.hh"
42#include "DetectorMessenger.hh"
43
44#include "G4Tubs.hh"
45#include "G4LogicalVolume.hh"
46#include "G4PVPlacement.hh"
47
48#include "G4RunManager.hh"
49
50#include "G4GeometryManager.hh"
51#include "G4PhysicalVolumeStore.hh"
52#include "G4LogicalVolumeStore.hh"
53#include "G4SolidStore.hh"
54
55#include "G4VisAttributes.hh"
56#include "G4Colour.hh"
57
58#include "G4UnitsTable.hh"
59#include "G4ios.hh"
60
61#include "TargetSD.hh"
62#include "CheckVolumeSD.hh"
63#include "G4SDManager.hh"
64#include "HistoManager.hh"
65#include "G4NistManager.hh"
66
67
68//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69
70DetectorConstruction::DetectorConstruction()
71{
72 logicTarget = 0;
73 logicCheck = 0;
74 logicWorld = 0;
75 detectorMessenger = new DetectorMessenger(this);
76
77 radius = 10.*cm;
78
79 targetMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_Al");
80 worldMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_Galactic");
81
82 // Prepare sensitive detectors
83 checkSD = new CheckVolumeSD("checkSD");
84 (G4SDManager::GetSDMpointer())->AddNewDetector( checkSD );
85 targetSD = new TargetSD("targetSD");
86 (G4SDManager::GetSDMpointer())->AddNewDetector( targetSD );
87}
88
89//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
90
91DetectorConstruction::~DetectorConstruction()
92{
93 delete detectorMessenger;
94}
95
96G4VPhysicalVolume* DetectorConstruction::Construct()
97{
98 // Cleanup old geometry
99
100 G4GeometryManager::GetInstance()->OpenGeometry();
101 G4PhysicalVolumeStore::GetInstance()->Clean();
102 G4LogicalVolumeStore::GetInstance()->Clean();
103 G4SolidStore::GetInstance()->Clean();
104
105 // Sizes
106 G4double checkR = radius + mm;
107 G4double worldR = radius + cm;
108 G4double targetZ = HistoManager::GetPointer()->Length()*0.5;
109 G4double checkZ = targetZ + mm;
110 G4double worldZ = targetZ + cm;
111
112 G4int nSlices = HistoManager::GetPointer()->NumberOfSlices();
113 G4double sliceZ = targetZ/G4double(nSlices);
114
115 //
116 // World
117 //
118 G4Tubs* solidW = new G4Tubs("World",0.,worldR,worldZ,0.,twopi);
119 logicWorld = new G4LogicalVolume( solidW,worldMaterial,"World");
120 G4VPhysicalVolume* world = new G4PVPlacement(0,G4ThreeVector(),
121 logicWorld,"World",0,false,0);
122 //
123 // Check volume
124 //
125 G4Tubs* solidC = new G4Tubs("Check",0.,checkR,checkZ,0.,twopi);
126 logicCheck = new G4LogicalVolume( solidC,worldMaterial,"World");
127 // G4VPhysicalVolume* physC =
128 new G4PVPlacement(0,G4ThreeVector(),logicCheck,"World",logicWorld,false,0);
129 logicCheck->SetSensitiveDetector(checkSD);
130
131 //
132 // Target volume
133 //
134 G4Tubs* solidA = new G4Tubs("Target",0.,radius,sliceZ,0.,twopi);
135 logicTarget = new G4LogicalVolume( solidA,targetMaterial,"Target");
136 logicTarget->SetSensitiveDetector(targetSD);
137
138 G4double z = sliceZ - targetZ;
139
140 for(G4int i=0; i<nSlices; i++) {
141 // physC =
142 new G4PVPlacement(0,G4ThreeVector(0.0,0.0,z),logicTarget,"Target",logicCheck,false,i);
143 z += 2.0*sliceZ;
144 }
145 G4cout << "### Target consist of " << nSlices
146 << " of " << targetMaterial->GetName()
147 << " disks with R(mm)= " << radius/mm
148 << " Width(mm)= " << 2.0*sliceZ/mm
149 << " Total Length(mm)= " << 2.0*targetZ/mm
150 << " ###" << G4endl;
151
152 // colors
153 logicWorld->SetVisAttributes(G4VisAttributes::Invisible);
154
155 G4VisAttributes* regWcolor = new G4VisAttributes(G4Colour(0.3, 0.3, 0.3));
156 logicCheck->SetVisAttributes(regWcolor);
157
158 G4VisAttributes* regCcolor = new G4VisAttributes(G4Colour(0., 0.3, 0.7));
159 logicTarget->SetVisAttributes(regCcolor);
160
161 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
162
163 return world;
164}
165
166//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
167
168void DetectorConstruction::SetTargetMaterial(const G4String& mat)
169{
170 // search the material by its name
171 G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
172
173 if (material && material != targetMaterial) {
174 HistoManager::GetPointer()->SetTargetMaterial(material);
175 targetMaterial = material;
176 if(logicTarget) logicTarget->SetMaterial(targetMaterial);
177 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
178 }
179}
180
181//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
182
183void DetectorConstruction::SetWorldMaterial(const G4String& mat)
184{
185 // search the material by its name
186 G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
187
188 if (material && material != worldMaterial) {
189 worldMaterial = material;
190 if(logicWorld) logicWorld->SetMaterial(worldMaterial);
191 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
192 }
193}
194
195//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
196
197void DetectorConstruction::UpdateGeometry()
198{
199 G4RunManager::GetRunManager()->DefineWorldVolume(Construct());
200}
201
202//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
203
204void DetectorConstruction::SetTargetRadius(G4double val)
205{
206 if(val > 0.0) {
207 radius = val;
208 G4RunManager::GetRunManager()->GeometryHasBeenModified();
209 }
210}
211
212//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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