radiobiology/src/DetectorConstruction.cc

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0026 //
0027 /// \file radiobiology/src/DetectorConstruction.cc
0028 /// \brief Implementation of the RadioBio::DetectorConstruction class
0029
0030 #include "DetectorConstruction.hh"
0031
0032 #include "G4Box.hh"
0033 #include "G4GeometryManager.hh"
0034 #include "G4LogicalVolume.hh"
0035 #include "G4LogicalVolumeStore.hh"
0036 #include "G4Material.hh"
0037 #include "G4NistManager.hh"
0038 #include "G4PVPlacement.hh"
0039 #include "G4PhysicalVolumeStore.hh"
0040 #include "G4RunManager.hh"
0041 #include "G4SolidStore.hh"
0042 #include "G4SystemOfUnits.hh"
0043 #include "G4UnitsTable.hh"
0044
0045 #include "DetectorMessenger.hh"
0046 #include "VoxelizedSensitiveDetector.hh"
0047
0048 #include <sstream>
0049
0050 namespace RadioBio
0051 {
0052
0053 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0054
0055 DetectorConstruction::DetectorConstruction()
0056 {
0057   // Set the default box material
0058   SetMaterial("G4_WATER");
0059
0060   // Create the messenger
0061   fDetectorMessenger = new DetectorMessenger(this);
0062
0063   // Voxelize the detecctor with default size
0064   VoxelizedSensitiveDetector::CreateInstance(this, 0.1 * m, 1 * m, 1 * m);
0065 }
0066
0067 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0068
0069 DetectorConstruction::~DetectorConstruction()
0070 {
0071   delete fDetectorMessenger;
0072 }
0073
0074 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0075
0076 G4VPhysicalVolume* DetectorConstruction::Construct()
0077 {
0078   return ConstructVolumes();
0079 }
0080
0081 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0082
0083 void DetectorConstruction::ConstructSDandField()
0084 {
0085   VoxelizedSensitiveDetector::GetInstance()->ConstructSD();
0086 }
0087
0088 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0089
0090 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
0091 {
0092   // Cleanup old geometry
0093   G4GeometryManager::GetInstance()->OpenGeometry();
0094   G4PhysicalVolumeStore::GetInstance()->Clean();
0095   G4LogicalVolumeStore::GetInstance()->Clean();
0096   G4SolidStore::GetInstance()->Clean();
0097
0098   G4Box* sBox = new G4Box("Container",  // its name
0099                           fBoxSizeX / 2, fBoxSizeY / 2, fBoxSizeZ / 2);  // its dimensions
0100
0101   fLBox = new G4LogicalVolume(sBox,  // its shape
0102                               fMaterial,  // its material
0103                               fMaterial->GetName());  // its name
0104
0105   fPBox = new G4PVPlacement(0,  // no rotation
0106                             G4ThreeVector(),  // at (0,0,0)
0107                             fLBox,  // its logical volume
0108                             fMaterial->GetName(),  // its name
0109                             0,  // its mother  volume
0110                             false,  // no boolean operation
0111                             0);  // copy number
0112
0113   // Parameters for the world volume can be printed
0114   // PrintParameters();
0115
0116   // Initialize pointer to world for voxelization
0117   VoxelizedSensitiveDetector::GetInstance()->InitializeWorldPtr(fPBox);
0118
0119   // Create Voxelized Geometry
0120   VoxelizedSensitiveDetector::GetInstance()->Construct();
0121
0122   // Always return the root volume
0123   return fPBox;
0124 }
0125
0126 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0127
0128 void DetectorConstruction::PrintParameters()
0129 {
0130   G4cout << "\n The Box dimensions are: " << G4endl << "x: " << G4BestUnit(fBoxSizeX, "Length")
0131          << G4endl << "y: " << G4BestUnit(fBoxSizeY, "Length") << G4endl
0132          << "z: " << G4BestUnit(fBoxSizeZ, "Length") << G4endl;
0133
0134   G4cout << "And its volume therefore is: "
0135          << fPBox->GetLogicalVolume()->GetSolid()->GetCubicVolume() / m3 << " m3" << G4endl;
0136 }
0137
0138 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0139
0140 void DetectorConstruction::SetMaterial(G4String materialChoice)
0141 {
0142   // Search the material by its name
0143   G4Material* pttoMaterial = G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
0144
0145   if (pttoMaterial) {
0146     if (fMaterial != pttoMaterial) {
0147       fMaterial = pttoMaterial;
0148       if (fLBox) {
0149         fLBox->SetMaterial(pttoMaterial);
0150       }
0151       G4RunManager::GetRunManager()->PhysicsHasBeenModified();
0152     }
0153   }
0154   else {
0155     // Warning the user this material does not exist
0156     std::stringstream sstr;
0157     sstr << "material " << +materialChoice << " does not exist, keeping material "
0158          << fMaterial->GetName();
0159
0160     G4Exception("DetectorConstruction::SetMaterial", "NoWorldMat", JustWarning, sstr.str().c_str());
0161   }
0162 }
0163
0164 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0165
0166 void DetectorConstruction::SetSize(G4double value)
0167 {
0168   SetSizeX(value);
0169   SetSizeY(value);
0170   SetSizeZ(value);
0171 }
0172
0173 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0174
0175 void DetectorConstruction::SetSize(G4ThreeVector size)
0176 {
0177   SetSizeX(size.getX());
0178   SetSizeY(size.getY());
0179   SetSizeZ(size.getZ());
0180 }
0181
0182 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0183
0184 void DetectorConstruction::SetSizeX(G4double sizeX)
0185 {
0186   fBoxSizeX = sizeX;
0187 }
0188
0189 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0190
0191 void DetectorConstruction::SetSizeY(G4double sizeY)
0192 {
0193   fBoxSizeY = sizeY;
0194 }
0195
0196 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0197
0198 void DetectorConstruction::SetSizeZ(G4double sizeZ)
0199 {
0200   fBoxSizeZ = sizeZ;
0201 }
0202
0203 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0204
0205 }  // namespace RadioBio