Gabriele Cosmo
103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
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#include "ExE01DetectorConstruction.hh"
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#include "G4Material.hh"
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#include "G4MaterialTable.hh"
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#include "G4Element.hh"
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#include "G4ElementTable.hh"
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#include "G4Box.hh"
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#include "G4Tubs.hh"
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#include "G4LogicalVolume.hh"
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#include "G4RotationMatrix.hh"
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#include "G4ThreeVector.hh"
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#include "G4Transform3D.hh"
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#include "G4PVPlacement.hh"
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ExE01DetectorConstruction::ExE01DetectorConstruction()
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{
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expHall_x = 600.*cm;
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expHall_y = 600.*cm;
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expHall_z = 600.*cm;
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calBox_x = 50.*cm;
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calBox_y = 50.*cm;
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calBox_z = 50.*cm;
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rotAngle = 30.*deg;
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calPos = 200.*cm;
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trackerRadius = 50.*cm;
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trackerHight = 100.*cm;
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trackerPos = -200.*cm;
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}
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ExE01DetectorConstruction::~ExE01DetectorConstruction()
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{;}
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G4VPhysicalVolume* ExE01DetectorConstruction::Construct()
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{
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//------------------------------------------------------ materials
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G4double a, iz, z, density;
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G4String name, symbol;
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G4int nel;
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a = 14.01*g/mole;
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G4Element* elN = new G4Element(name="Nitrogen", symbol="N", iz=7., a);
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a = 16.00*g/mole;
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G4Element* elO = new G4Element(name="Oxygen", symbol="O", iz=8., a);
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density = 1.29e-03*g/cm3;
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G4Material* Air = new G4Material(name="Air", density, nel=2);
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Air->AddElement(elN, .7);
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Air->AddElement(elO, .3);
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a = 207.19*g/mole;
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density = 11.35*g/cm3;
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G4Material* Lead = new G4Material(name="Lead", z=82., a, density);
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a = 39.95*g/mole;
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density = 1.782e-03*g/cm3;
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G4Material* Ar = new G4Material(name="ArgonGas", z=18., a, density);
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//------------------------------------------------------ volumes
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//------------------------------ experimental hall
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G4Box * experimantalHall_box
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= new G4Box("expHall_b",expHall_x,expHall_y,expHall_z);
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G4LogicalVolume * experimantalHall_log
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= new G4LogicalVolume(experimantalHall_box,Air,"expHall_L",0,0,0);
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G4VPhysicalVolume * experimantalHall_phys
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= new G4PVPlacement(0,G4ThreeVector(),"expHall_P",
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experimantalHall_log,0,false,0);
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//------------------------------ calorimeter boxes
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G4Box * calorimeter_box
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= new G4Box("calorimeter_b",calBox_x,calBox_y,calBox_z);
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G4LogicalVolume * calorimeter_log
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= new G4LogicalVolume(calorimeter_box,Lead,"calo_L",0,0,0);
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for(G4int i=0;i<3;i++)
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{
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G4RotationMatrix rm;
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rm.rotateZ(i*rotAngle);
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new G4PVPlacement(G4Transform3D(rm,G4ThreeVector(0.*cm,i*calPos,0.*cm)),
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"calo_phys",calorimeter_log,experimantalHall_phys,
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false,i);
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}
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//------------------------------ tracker tube
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G4Tubs * tracker_tube
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= new G4Tubs("tracker_tube",0.*cm,trackerRadius,trackerHight,
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0.*deg,360.*deg);
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G4LogicalVolume * tracker_log
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= new G4LogicalVolume(tracker_tube,Ar,"tracker_L",0,0,0);
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new G4PVPlacement(0,G4ThreeVector(0.*cm,trackerPos,0.*cm),
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"tracker_phys",tracker_log,experimantalHall_phys,
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false,0);
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//------------------------------------------------------------------
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return experimantalHall_phys;
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}
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