Gabriele Cosmo
293 lines
10 KiB
C++
293 lines
10 KiB
C++
//
|
|
// ********************************************************************
|
|
// * License and Disclaimer *
|
|
// * *
|
|
// * The Geant4 software is copyright of the Copyright Holders of *
|
|
// * the Geant4 Collaboration. It is provided under the terms and *
|
|
// * conditions of the Geant4 Software License, included in the file *
|
|
// * LICENSE and available at http://cern.ch/geant4/license . These *
|
|
// * include a list of copyright holders. *
|
|
// * *
|
|
// * Neither the authors of this software system, nor their employing *
|
|
// * institutes,nor the agencies providing financial support for this *
|
|
// * work make any representation or warranty, express or implied, *
|
|
// * regarding this software system or assume any liability for its *
|
|
// * use. Please see the license in the file LICENSE and URL above *
|
|
// * for the full disclaimer and the limitation of liability. *
|
|
// * *
|
|
// * This code implementation is the result of the scientific and *
|
|
// * technical work of the GEANT4 collaboration. *
|
|
// * By using, copying, modifying or distributing the software (or *
|
|
// * any work based on the software) you agree to acknowledge its *
|
|
// * use in resulting scientific publications, and indicate your *
|
|
// * acceptance of all terms of the Geant4 Software license. *
|
|
// ********************************************************************
|
|
//
|
|
//
|
|
// $Id: ExN05DetectorConstruction.cc,v 1.10 2006/11/03 17:58:49 mverderi Exp $
|
|
// GEANT4 tag $Name: geant4-08-02 $
|
|
//
|
|
#include "ExN05DetectorConstruction.hh"
|
|
#include "ExN05CalorimeterSD.hh"
|
|
#include "ExN05EMShowerModel.hh"
|
|
#include "ExN05PiModel.hh"
|
|
|
|
#include "G4Material.hh"
|
|
#include "G4MaterialTable.hh"
|
|
#include "G4Element.hh"
|
|
#include "G4ProductionCuts.hh"
|
|
#include "G4ElementTable.hh"
|
|
#include "G4Box.hh"
|
|
#include "G4Tubs.hh"
|
|
#include "G4LogicalVolume.hh"
|
|
#include "G4ThreeVector.hh"
|
|
#include "G4PVPlacement.hh"
|
|
#include "G4SDManager.hh"
|
|
#include "G4VisAttributes.hh"
|
|
#include "G4Colour.hh"
|
|
|
|
|
|
ExN05DetectorConstruction::ExN05DetectorConstruction()
|
|
{;}
|
|
|
|
ExN05DetectorConstruction::~ExN05DetectorConstruction()
|
|
{;}
|
|
|
|
G4VPhysicalVolume* ExN05DetectorConstruction::Construct()
|
|
{
|
|
G4cout << "\nExN05DetectorConstruction....\n" << G4endl;
|
|
|
|
//--------- Material definition ---------
|
|
|
|
G4double a, iz, z, density;
|
|
G4String name, symbol;
|
|
G4int nel;
|
|
|
|
a = 14.01*g/mole;
|
|
G4Element* elN = new G4Element(name="Nitrogen", symbol="N", iz=7., a);
|
|
a = 16.00*g/mole;
|
|
G4Element* elO = new G4Element(name="Oxigen", symbol="O", iz=8., a);
|
|
a = 126.9*g/mole;
|
|
G4Element* elI = new G4Element(name="Iodine", symbol="I", iz=53., a);
|
|
a = 132.9*g/mole;
|
|
G4Element* elCs= new G4Element(name="Cesium", symbol="Cs", iz=55., a);
|
|
|
|
|
|
density = 4.51*g/cm3;
|
|
G4Material* CsI = new G4Material(name="CsI", density, nel = 2);
|
|
CsI->AddElement(elI, .5);
|
|
CsI->AddElement(elCs,.5);
|
|
a = 4.0*g/mole;
|
|
density = 0.1786e-03*g/cm3;
|
|
G4Material* He = new G4Material(name="He", z=2., a, density);
|
|
|
|
a = 55.85*g/mole;
|
|
density = 7.87*g/cm3;
|
|
G4Material* Fe = new G4Material(name="Fer", z=26., a, density);
|
|
density = 1.29e-03*g/cm3;
|
|
G4Material* Air = new G4Material(name="Air", density, nel=2);
|
|
Air->AddElement(elN, .7);
|
|
Air->AddElement(elO, .3);
|
|
|
|
//--------- G4VSolid, G4LogicalVolume, G4VPhysicalVolume ---------
|
|
|
|
//--------------
|
|
// World:
|
|
//--------------
|
|
G4Box *WorldBox= new G4Box("WorldBox",400*cm, 400*cm, 400*cm);
|
|
G4LogicalVolume *WorldLog=new G4LogicalVolume(WorldBox,Air,
|
|
"WorldLogical", 0, 0, 0);
|
|
G4PVPlacement *WorldPhys=new G4PVPlacement(0,G4ThreeVector(),
|
|
"WorldPhysical",
|
|
WorldLog,
|
|
0,false,0);
|
|
// Size of detectors:
|
|
G4double detectSize = 125*cm;
|
|
|
|
//-----------------------------
|
|
// "Drift Chamber":
|
|
// Not used in parameterisation.
|
|
//-----------------------------
|
|
// -- Logical volume:
|
|
G4Box *driftChamberBox
|
|
= new G4Box("DriftChamberSolid", detectSize, detectSize, 40*cm);
|
|
G4LogicalVolume *driftChamberLog
|
|
= new G4LogicalVolume(driftChamberBox,He,
|
|
"DriftChamberLogical", 0, 0, 0);
|
|
// -- Placement:
|
|
// G4PVPlacement *driftChamberPhys =
|
|
new G4PVPlacement(0,G4ThreeVector(0., 0., 50*cm),
|
|
"DriftChamberPhysical",
|
|
driftChamberLog,
|
|
WorldPhys,false,0);
|
|
|
|
//--------------------------
|
|
// "Calorimeter": used in
|
|
// parameterisation below
|
|
//--------------------------
|
|
// -- Logical volume:
|
|
G4Box *calorimeterBox
|
|
= new G4Box("CalorimeterSolid", detectSize, detectSize, 20*cm);
|
|
G4LogicalVolume *calorimeterLog = new G4LogicalVolume(calorimeterBox,Air,
|
|
"CalorimeterLogical", 0, 0, 0);
|
|
// -- Placement:
|
|
G4PVPlacement *calorimeterPhys = new G4PVPlacement(0,G4ThreeVector(0., 0., 120*cm),
|
|
"CalorimeterPhysical",
|
|
calorimeterLog,
|
|
WorldPhys,false,0);
|
|
|
|
//--------------------------------------
|
|
// The calorimeter is filled with
|
|
// crystals:
|
|
//--------------------------------------
|
|
// -- Logical volume:
|
|
G4double CrystalX = 2.5*cm;
|
|
G4double CrystalY = CrystalX;
|
|
G4double CrystalZ = 20*cm;
|
|
G4Box *CrystalSolid = new G4Box("CrystalSolid", CrystalX, CrystalY, CrystalZ);
|
|
theCrystalLog = new G4LogicalVolume(CrystalSolid,CsI,
|
|
"CrystalLogical", 0, 0, 0);
|
|
|
|
G4String tName1("Crystal"); // Allow all target physicals to share
|
|
// same name (delayed copy)
|
|
|
|
// -- and placements inside the calorimeter:
|
|
G4PVPlacement *crystalPhys;
|
|
G4int copyNo=0;
|
|
G4double xTlate, yTlate;
|
|
G4int nX = 48;
|
|
G4int nY = 48;
|
|
for (G4int j = 0; j < nY; j++)
|
|
{
|
|
yTlate = -detectSize + 3*CrystalY + j*2*CrystalY;
|
|
for (G4int i = 0; i < nX; i++)
|
|
{
|
|
xTlate = -detectSize + 3*CrystalX + i*2*CrystalX;
|
|
crystalPhys = new G4PVPlacement(0,G4ThreeVector(xTlate,yTlate,0*cm),
|
|
tName1,
|
|
theCrystalLog,
|
|
calorimeterPhys,false,copyNo++);
|
|
}
|
|
}
|
|
|
|
|
|
//--------------------------
|
|
// "Hadron Calorimeter": used
|
|
// in parameterisation with
|
|
// a parallel geometry
|
|
//--------------------------
|
|
// -- Logical volume:
|
|
G4Box *hadCaloBox
|
|
= new G4Box("HadCaloSolid", detectSize, detectSize, 50*cm);
|
|
G4LogicalVolume *hadCaloLog = new G4LogicalVolume(hadCaloBox,Air,
|
|
"HadCaloLogical", 0, 0, 0);
|
|
// -- Placement:
|
|
G4PVPlacement *hadCaloPhys = new G4PVPlacement(0,G4ThreeVector(0., 0., 200*cm),
|
|
"HadCaloPhysical",
|
|
hadCaloLog,
|
|
WorldPhys,false,0);
|
|
|
|
//--------------------------------------
|
|
// The calorimeter is filled with
|
|
// towers:
|
|
//--------------------------------------
|
|
// -- Logical volume:
|
|
G4double TowerX = 5*cm;
|
|
G4double TowerY = TowerX;
|
|
G4double TowerZ = 45*cm;
|
|
G4Box *TowerSolid = new G4Box("TowerSolid", TowerX, TowerY, TowerZ);
|
|
theTowerLog = new G4LogicalVolume(TowerSolid,Fe,
|
|
"TowerLogical", 0, 0, 0);
|
|
|
|
G4String tName2("Tower");
|
|
|
|
// -- and placements inside the calorimeter:
|
|
G4PVPlacement *towerPhys;
|
|
copyNo=0;
|
|
G4int nXhad = 23;
|
|
G4int nYhad = 23;
|
|
for (G4int jj = 0; jj < nYhad; jj++)
|
|
{
|
|
yTlate = -detectSize + 3*TowerY + jj*2*TowerY;
|
|
for (G4int i = 0; i < nXhad; i++)
|
|
{
|
|
xTlate = -detectSize + 3*TowerX + i*2*TowerX;
|
|
towerPhys
|
|
= new G4PVPlacement(0,G4ThreeVector(xTlate,yTlate,0*cm),
|
|
tName2,
|
|
theTowerLog,
|
|
hadCaloPhys,false,copyNo++);
|
|
}
|
|
}
|
|
|
|
|
|
//--------- Sensitive detector -------------------------------------
|
|
G4SDManager* SDman = G4SDManager::GetSDMpointer();
|
|
G4String calorimeterSDname = "ExN05/Calorimeter";
|
|
ExN05CalorimeterSD* CalorimeterSD = new ExN05CalorimeterSD( calorimeterSDname, nX*nY, "CalCollection" );
|
|
SDman->AddNewDetector( CalorimeterSD );
|
|
theCrystalLog->SetSensitiveDetector(CalorimeterSD);
|
|
|
|
G4String hadCalorimeterSDname = "ExN05/HadronCalorimeter";
|
|
ExN05CalorimeterSD* HadCalorimeterSD = new ExN05CalorimeterSD( hadCalorimeterSDname, nXhad*nYhad, "HadCollection" );
|
|
SDman->AddNewDetector( HadCalorimeterSD );
|
|
theTowerLog->SetSensitiveDetector(HadCalorimeterSD);
|
|
|
|
//------------------ Parameterisation Models --------------------------
|
|
// -- Makes the calorimeterLog volume becoming a G4Region:
|
|
G4Region* caloRegion = new G4Region("EM_calo_region");
|
|
caloRegion->AddRootLogicalVolume(calorimeterLog);
|
|
std::vector<double> cuts; cuts.push_back(1.0*mm);cuts.push_back(1.0*mm);cuts.push_back(1.0*mm);
|
|
caloRegion->SetProductionCuts(new G4ProductionCuts());
|
|
caloRegion->GetProductionCuts()->SetProductionCuts(cuts);
|
|
// builds a model and sets it to the envelope of the calorimeter:
|
|
new ExN05EMShowerModel("emShowerModel",caloRegion);
|
|
// -- uncomment for seeing warning message with /param/showSetup command new ExN05PiModel(caloRegion);
|
|
|
|
// ---------------- Makes had. calo a region too ------------------
|
|
G4Region* hadRegion = new G4Region("HAD_calo_region");
|
|
hadRegion->AddRootLogicalVolume(hadCaloLog);
|
|
cuts.clear();
|
|
cuts.push_back(1.0*cm);cuts.push_back(1.0*cm);cuts.push_back(1.0*cm);
|
|
hadRegion->SetProductionCuts(new G4ProductionCuts());
|
|
hadRegion->GetProductionCuts()->SetProductionCuts(cuts);
|
|
|
|
//--------- Visualization attributes -------------------------------
|
|
WorldLog->SetVisAttributes(G4VisAttributes::Invisible);
|
|
|
|
G4VisAttributes * driftchamberTubeVisAtt
|
|
= new G4VisAttributes(G4Colour(0.0,1.0,0.0));
|
|
driftchamberTubeVisAtt->SetForceWireframe(true);
|
|
driftChamberLog->SetVisAttributes(driftchamberTubeVisAtt);
|
|
|
|
G4VisAttributes * calorimeterBoxVisAtt
|
|
= new G4VisAttributes(G4Colour(0.0,0.0,1.0));
|
|
calorimeterBoxVisAtt->SetForceWireframe(true);
|
|
calorimeterLog->SetVisAttributes(calorimeterBoxVisAtt);
|
|
|
|
G4VisAttributes * crystalVisAtt
|
|
= new G4VisAttributes(G4Colour(1.0,0.0,0.0));
|
|
crystalVisAtt->SetForceWireframe(true);
|
|
theCrystalLog->SetVisAttributes(crystalVisAtt);
|
|
|
|
G4VisAttributes * hadCaloBoxVisAtt
|
|
= new G4VisAttributes(G4Colour(1.0,0.0,1.0));
|
|
hadCaloBoxVisAtt->SetForceWireframe(true);
|
|
hadCaloLog->SetVisAttributes(hadCaloBoxVisAtt);
|
|
|
|
G4VisAttributes * towerVisAtt
|
|
= new G4VisAttributes(G4Colour(0.5,0.0,1.0));
|
|
towerVisAtt->SetForceWireframe(true);
|
|
theTowerLog->SetVisAttributes(towerVisAtt);
|
|
|
|
//------------------------------------------------------------------
|
|
|
|
|
|
//-----------------------
|
|
// Returns the pointer to
|
|
// the physical world:
|
|
//-----------------------
|
|
return WorldPhys;
|
|
}
|
|
|