GB02/src/GB02DetectorConstruction.cc

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0025 //
0026 /// \file GB02/src/GB02DetectorConstruction.cc
0027 /// \brief Implementation of the GB02DetectorConstruction class
0028 //
0029 #include "GB02DetectorConstruction.hh"
0030
0031 #include "GB02BOptrMultiParticleForceCollision.hh"
0032
0033 #include "G4Box.hh"
0034 #include "G4LogicalVolume.hh"
0035 #include "G4LogicalVolumeStore.hh"
0036 #include "G4Material.hh"
0037 #include "G4NistManager.hh"
0038 #include "G4PVPlacement.hh"
0039 #include "G4SystemOfUnits.hh"
0040
0041 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0042
0043 GB02DetectorConstruction::GB02DetectorConstruction() {}
0044
0045 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0046
0047 GB02DetectorConstruction::~GB02DetectorConstruction() {}
0048
0049 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0050
0051 G4VPhysicalVolume* GB02DetectorConstruction::Construct()
0052 {
0053   G4Material* worldMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_Galactic");
0054   G4Material* defaultMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_lN2");
0055
0056   G4VSolid* solidWorld = new G4Box("World", 10 * m, 10 * m, 10 * m);
0057
0058   G4LogicalVolume* logicWorld = new G4LogicalVolume(solidWorld,  // its solid
0059                                                     worldMaterial,  // its material
0060                                                     "World");  // its name
0061
0062   G4PVPlacement* physiWorld = new G4PVPlacement(0,  // no rotation
0063                                                 G4ThreeVector(),  // at (0,0,0)
0064                                                 logicWorld,  // its logical volume
0065                                                 "World",  // its name
0066                                                 0,  // its mother  volume
0067                                                 false,  // no boolean operation
0068                                                 0);  // copy number
0069
0070   // -----------------------------------
0071   // -- volume where biasing is applied:
0072   // -----------------------------------
0073   G4double halfZ = 10 * cm;
0074   G4VSolid* solidTest = new G4Box("test.solid", 1 * m, 1 * m, halfZ);
0075
0076   G4LogicalVolume* logicTest = new G4LogicalVolume(solidTest,  // its solid
0077                                                    defaultMaterial,  // its material
0078                                                    "test.logical");  // its name
0079
0080   new G4PVPlacement(0,  // no rotation
0081                     G4ThreeVector(0, 0, halfZ),  // volume entrance at (0,0,0)
0082                     logicTest,  // its logical volume
0083                     "test.phys",  // its name
0084                     logicWorld,  // its mother  volume
0085                     false,  // no boolean operation
0086                     0);  // copy number
0087
0088   return physiWorld;
0089 }
0090
0091 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0092
0093 void GB02DetectorConstruction::ConstructSDandField()
0094 {
0095   // -- Fetch volume for biasing:
0096   G4LogicalVolume* logicTest = G4LogicalVolumeStore::GetInstance()->GetVolume("test.logical");
0097
0098   // ----------------------------------------------
0099   // -- operator creation and attachment to volume:
0100   // ----------------------------------------------
0101   GB02BOptrMultiParticleForceCollision* testMany = new GB02BOptrMultiParticleForceCollision();
0102   testMany->AddParticle("gamma");
0103   testMany->AddParticle("neutron");
0104   testMany->AttachTo(logicTest);
0105   G4cout << " Attaching biasing operator " << testMany->GetName() << " to logical volume "
0106          << logicTest->GetName() << G4endl;
0107 }
0108
0109 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......