Gabriele Cosmo
258 lines
10 KiB
C++
258 lines
10 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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#include "ExN04DetectorConstruction.hh"
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#include "ExN04TrackerSD.hh"
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#include "ExN04CalorimeterSD.hh"
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#include "ExN04CalorimeterROGeometry.hh"
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#include "ExN04MuonSD.hh"
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#include "ExN04TrackerParametrisation.hh"
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#include "ExN04CalorimeterParametrisation.hh"
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#include "ExN04Field.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 "G4ThreeVector.hh"
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#include "G4PVPlacement.hh"
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#include "G4PVParameterised.hh"
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#include "G4Transform3D.hh"
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#include "G4RotationMatrix.hh"
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#include "G4FieldManager.hh"
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#include "G4TransportationManager.hh"
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#include "G4SDManager.hh"
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#include "G4VisAttributes.hh"
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#include "G4Colour.hh"
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ExN04DetectorConstruction::ExN04DetectorConstruction()
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{
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#include "ExN04DetectorParameterDef.icc"
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DefineMaterials();
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}
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ExN04DetectorConstruction::~ExN04DetectorConstruction()
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{;}
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void ExN04DetectorConstruction::DefineMaterials()
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{
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//-------------------------------------------------------------------------
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// Materials
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//-------------------------------------------------------------------------
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G4double a, z, density;
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G4int nel;
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G4Element* H = new G4Element("Hydrogen", "H", z=1., a= 1.01*g/mole);
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G4Element* C = new G4Element("Carbon", "C", z=6., a= 12.01*g/mole);
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G4Element* N = new G4Element("Nitrogen", "N", z=7., a= 14.01*g/mole);
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G4Element* O = new G4Element("Oxygen", "O", z=8., a= 16.00*g/mole);
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Air = new G4Material("Air", density= 1.29*mg/cm3, nel=2);
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Air->AddElement(N, 70.*perCent);
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Air->AddElement(O, 30.*perCent);
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Lead =
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new G4Material("Lead", z=82., a= 207.19*g/mole, density= 11.35*g/cm3);
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Ar =
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new G4Material("ArgonGas",z=18., a= 39.95*g/mole, density=1.782*mg/cm3);
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Silicon =
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new G4Material("Silicon", z=14., a= 28.09*g/mole, density= 2.33*g/cm3);
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Scinti = new G4Material("Scintillator", density= 1.032*g/cm3, nel=2);
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Scinti->AddElement(C, 9);
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Scinti->AddElement(H, 10);
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}
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G4VPhysicalVolume* ExN04DetectorConstruction::Construct()
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{
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//-------------------------------------------------------------------------
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// Magnetic field
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//-------------------------------------------------------------------------
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static G4bool fieldIsInitialized = false;
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if(!fieldIsInitialized)
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{
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ExN04Field* myField = new ExN04Field;
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G4FieldManager* fieldMgr
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= G4TransportationManager::GetTransportationManager()
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->GetFieldManager();
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fieldMgr->SetDetectorField(myField);
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fieldMgr->CreateChordFinder(myField);
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fieldIsInitialized = true;
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}
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//-------------------------------------------------------------------------
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// Detector geometry
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//-------------------------------------------------------------------------
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//------------------------------ experimental hall
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G4Box * experimentalHall_box
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= new G4Box("expHall_b",expHall_x,expHall_y,expHall_z);
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G4LogicalVolume * experimentalHall_log
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= new G4LogicalVolume(experimentalHall_box,Air,"expHall_L",0,0,0);
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G4VPhysicalVolume * experimentalHall_phys
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= new G4PVPlacement(0,G4ThreeVector(),experimentalHall_log,"expHall_P",
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0,false,0);
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G4VisAttributes* experimentalHallVisAtt
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= new G4VisAttributes(G4Colour(1.0,1.0,1.0));
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experimentalHallVisAtt->SetForceWireframe(true);
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experimentalHall_log->SetVisAttributes(experimentalHallVisAtt);
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//------------------------------ tracker
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G4VSolid * tracker_tubs
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= new G4Tubs("trkTubs_tubs",trkTubs_rmin,trkTubs_rmax,trkTubs_dz,
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trkTubs_sphi,trkTubs_dphi);
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G4LogicalVolume * tracker_log
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= new G4LogicalVolume(tracker_tubs,Ar,"trackerT_L",0,0,0);
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// G4VPhysicalVolume * tracker_phys =
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new G4PVPlacement(0,G4ThreeVector(),tracker_log,"tracker_phys",
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experimentalHall_log,false,0);
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G4VisAttributes* tracker_logVisAtt
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= new G4VisAttributes(G4Colour(1.0,0.0,1.0));
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tracker_logVisAtt->SetForceWireframe(true);
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tracker_log->SetVisAttributes(tracker_logVisAtt);
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//------------------------------ tracker layers
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// As an example for Parameterised volume
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// dummy values for G4Tubs -- modified by parameterised volume
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G4VSolid * trackerLayer_tubs
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= new G4Tubs("trackerLayer_tubs",trkTubs_rmin,trkTubs_rmax,trkTubs_dz,
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trkTubs_sphi,trkTubs_dphi);
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G4LogicalVolume * trackerLayer_log
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= new G4LogicalVolume(trackerLayer_tubs,Silicon,"trackerB_L",0,0,0);
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G4VPVParameterisation * trackerParam
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= new ExN04TrackerParametrisation;
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// dummy value : kXAxis -- modified by parameterised volume
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// G4VPhysicalVolume *trackerLayer_phys =
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new G4PVParameterised("trackerLayer_phys",trackerLayer_log,tracker_log,
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kXAxis, notrkLayers, trackerParam);
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G4VisAttributes* trackerLayer_logVisAtt
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= new G4VisAttributes(G4Colour(0.5,0.0,1.0));
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trackerLayer_logVisAtt->SetForceWireframe(true);
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trackerLayer_log->SetVisAttributes(trackerLayer_logVisAtt);
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//------------------------------ calorimeter
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G4VSolid * calorimeter_tubs
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= new G4Tubs("calorimeter_tubs",caloTubs_rmin,caloTubs_rmax,
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caloTubs_dz,caloTubs_sphi,caloTubs_dphi);
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G4LogicalVolume * calorimeter_log
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= new G4LogicalVolume(calorimeter_tubs,Scinti,"caloT_L",0,0,0);
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// G4VPhysicalVolume * calorimeter_phys =
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new G4PVPlacement(0,G4ThreeVector(),calorimeter_log,"caloM_P",
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experimentalHall_log,false,0);
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G4VisAttributes* calorimeter_logVisATT
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= new G4VisAttributes(G4Colour(1.0,1.0,0.0));
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calorimeter_logVisATT->SetForceWireframe(true);
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calorimeter_log->SetVisAttributes(calorimeter_logVisATT);
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//------------------------------- Lead layers
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// As an example for Parameterised volume
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// dummy values for G4Tubs -- modified by parameterised volume
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G4VSolid * caloLayer_tubs
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= new G4Tubs("caloLayer_tubs",caloRing_rmin,caloRing_rmax,
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caloRing_dz,caloRing_sphi,caloRing_dphi);
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G4LogicalVolume * caloLayer_log
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= new G4LogicalVolume(caloLayer_tubs,Lead,"caloR_L",0,0,0);
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G4VPVParameterisation * calorimeterParam
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= new ExN04CalorimeterParametrisation;
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// dummy value : kXAxis -- modified by parameterised volume
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// G4VPhysicalVolume * caloLayer_phys =
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new G4PVParameterised("caloLayer_phys",caloLayer_log,calorimeter_log,
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kXAxis, nocaloLayers, calorimeterParam);
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G4VisAttributes* caloLayer_logVisAtt
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= new G4VisAttributes(G4Colour(0.7,1.0,0.0));
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caloLayer_logVisAtt->SetForceWireframe(true);
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caloLayer_log->SetVisAttributes(caloLayer_logVisAtt);
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//------------------------------ muon counters
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// As an example of CSG volumes with rotation
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G4VSolid * muoncounter_box
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= new G4Box("muoncounter_box",muBox_width,muBox_thick,
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muBox_length);
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G4LogicalVolume * muoncounter_log
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= new G4LogicalVolume(muoncounter_box,Scinti,"mucounter_L",0,0,0);
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G4VPhysicalVolume * muoncounter_phys;
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for(int i=0; i<nomucounter ; i++)
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{
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G4double phi, x, y, z;
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phi = 360.*deg/nomucounter*i;
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x = muBox_radius*std::sin(phi);
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y = muBox_radius*std::cos(phi);
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z = 0.*cm;
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G4RotationMatrix rm;
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rm.rotateZ(phi);
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muoncounter_phys
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= new G4PVPlacement(G4Transform3D(rm,G4ThreeVector(x,y,z)),
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muoncounter_log, "muoncounter_P",
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experimentalHall_log,false,i);
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}
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G4VisAttributes* muoncounter_logVisAtt
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= new G4VisAttributes(G4Colour(0.0,1.0,1.0));
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muoncounter_logVisAtt->SetForceWireframe(true);
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muoncounter_log->SetVisAttributes(muoncounter_logVisAtt);
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//------------------------------------------------------------------
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// Sensitive Detector
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//------------------------------------------------------------------
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G4SDManager* SDman = G4SDManager::GetSDMpointer();
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G4String trackerSDname = "/mydet/tracker";
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ExN04TrackerSD * trackerSD = new ExN04TrackerSD(trackerSDname);
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SDman->AddNewDetector(trackerSD);
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trackerLayer_log->SetSensitiveDetector(trackerSD);
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G4String calorimeterSDname = "/mydet/calorimeter";
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ExN04CalorimeterSD * calorimeterSD = new ExN04CalorimeterSD(calorimeterSDname);
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G4String ROgeometryName = "CalorimeterROGeom";
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G4VReadOutGeometry* calRO = new ExN04CalorimeterROGeometry(ROgeometryName);
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calRO->BuildROGeometry();
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calorimeterSD->SetROgeometry(calRO);
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SDman->AddNewDetector(calorimeterSD);
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calorimeter_log->SetSensitiveDetector(calorimeterSD);
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G4String muonSDname = "/mydet/muon";
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ExN04MuonSD * muonSD = new ExN04MuonSD(muonSDname);
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SDman->AddNewDetector(muonSD);
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muoncounter_log->SetSensitiveDetector(muonSD);
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//------------------------------------------------------------------
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// Digitizer modules
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//------------------------------------------------------------------
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return experimentalHall_phys;
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}
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