261 lines
9.8 KiB
C++
261 lines
9.8 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. *
|
|
// ********************************************************************
|
|
//
|
|
/// \file medical/fanoCavity2/src/DetectorConstruction.cc
|
|
/// \brief Implementation of the DetectorConstruction class
|
|
//
|
|
|
|
//
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
#include "DetectorConstruction.hh"
|
|
#include "DetectorMessenger.hh"
|
|
|
|
#include "G4Material.hh"
|
|
#include "G4Tubs.hh"
|
|
#include "G4LogicalVolume.hh"
|
|
#include "G4VPhysicalVolume.hh"
|
|
#include "G4PVPlacement.hh"
|
|
|
|
#include "G4GeometryManager.hh"
|
|
#include "G4PhysicalVolumeStore.hh"
|
|
#include "G4LogicalVolumeStore.hh"
|
|
#include "G4SolidStore.hh"
|
|
|
|
#include "G4UnitsTable.hh"
|
|
#include "G4PhysicalConstants.hh"
|
|
#include "G4SystemOfUnits.hh"
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
DetectorConstruction::DetectorConstruction()
|
|
:fWallMaterial(0),fWall(0),fCavityMaterial(0),fCavity(0),fDetectorMessenger(0)
|
|
{
|
|
// default parameter values
|
|
fWallThickness = 5*cm;
|
|
fCavityThickness = 2*mm;
|
|
fWorldRadius = 10*m;
|
|
|
|
DefineMaterials();
|
|
SetWallMaterial("Water");
|
|
|
|
// create commands for interactive definition of the detector
|
|
fDetectorMessenger = new DetectorMessenger(this);
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
DetectorConstruction::~DetectorConstruction()
|
|
{ delete fDetectorMessenger;}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
G4VPhysicalVolume* DetectorConstruction::Construct()
|
|
{
|
|
return ConstructVolumes();
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::DefineMaterials()
|
|
{
|
|
// //
|
|
// // define Elements - based on a full description of elements and materials
|
|
// //
|
|
// G4double z,a;
|
|
|
|
// G4Element* H = new G4Element("Hydrogen" ,"H" , z= 1., a= 1.01*g/mole);
|
|
// G4Element* O = new G4Element("Oxygen" ,"O" , z= 8., a= 16.00*g/mole);
|
|
|
|
// //
|
|
// // define materials
|
|
// //
|
|
// G4Material* H2O =
|
|
// new G4Material("Water", 1.0*g/cm3, 2);
|
|
// H2O->AddElement(H, 2);
|
|
// H2O->AddElement(O, 1);
|
|
// H2O->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
|
|
|
|
// G4Material* gas =
|
|
// new G4Material("Water_gas", 1.0*mg/cm3, 2);
|
|
// gas->AddElement(H, 2);
|
|
// gas->AddElement(O, 1);
|
|
// gas->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
|
|
|
|
// new G4Material("Graphite", 6, 12.01*g/mole, 2.265*g/cm3);
|
|
// new G4Material("Graphite_gas", 6, 12.01*g/mole, 2.265*mg/cm3);
|
|
|
|
// new G4Material("Aluminium", 13, 26.98*g/mole, 2.700*g/cm3);
|
|
// new G4Material("Aluminium_gas", 13, 26.98*g/mole, 2.700*mg/cm3);
|
|
|
|
// define Elements - using NIST material database
|
|
|
|
G4Material* H2O = G4NistManager::Instance()->FindOrBuildMaterial("G4_WATER");
|
|
H2O->SetName("Water");
|
|
H2O->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
|
|
|
|
G4Material* gas = G4NistManager::Instance()->BuildMaterialWithNewDensity(
|
|
"Water_gas","G4_WATER_VAPOR", 1.0*mg/cm3);
|
|
gas->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
|
|
|
|
G4Material* Air = G4NistManager::Instance()->FindOrBuildMaterial("G4_AIR");
|
|
Air->SetName("Air");
|
|
|
|
G4NistManager::Instance()->BuildMaterialWithNewDensity("Graphite",
|
|
"G4_GRAPHITE",
|
|
2.265*g/cm3);
|
|
G4NistManager::Instance()->BuildMaterialWithNewDensity("Graphite_gas",
|
|
"G4_GRAPHITE",
|
|
2.265*mg/cm3);
|
|
|
|
G4NistManager::Instance()->BuildMaterialWithNewDensity("Aluminium", "G4_Al",
|
|
2.7*g/cm3);
|
|
G4NistManager::Instance()->BuildMaterialWithNewDensity("Aluminium_gas",
|
|
"G4_Al", 2.7*mg/cm3);
|
|
|
|
|
|
|
|
|
|
|
|
G4cout << *(G4Material::GetMaterialTable()) << G4endl;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
|
|
{
|
|
G4GeometryManager::GetInstance()->OpenGeometry();
|
|
G4PhysicalVolumeStore::GetInstance()->Clean();
|
|
G4LogicalVolumeStore::GetInstance()->Clean();
|
|
G4SolidStore::GetInstance()->Clean();
|
|
|
|
// Wall
|
|
//
|
|
fWorldThickness = fCavityThickness + 2*fWallThickness;
|
|
|
|
G4Tubs*
|
|
sWall = new G4Tubs("Wall", //name
|
|
0.,fWorldRadius,0.5*fWorldThickness,0.,twopi); //size
|
|
|
|
G4LogicalVolume*
|
|
lWall = new G4LogicalVolume(sWall, //solid
|
|
fWallMaterial, //material
|
|
"Wall"); //name
|
|
|
|
fWall = new G4PVPlacement(0, //no rotation
|
|
G4ThreeVector(), //at (0,0,0)
|
|
lWall, //logical volume
|
|
"Wall", //name
|
|
0, //mother volume
|
|
false, //no boolean operation
|
|
0); //copy number
|
|
|
|
// Cavity
|
|
//
|
|
G4Tubs*
|
|
sCavity = new G4Tubs("Cavity",
|
|
0.,fWorldRadius,0.5*fCavityThickness,0.,twopi);
|
|
|
|
G4LogicalVolume*
|
|
lCavity = new G4LogicalVolume(sCavity, //shape
|
|
fCavityMaterial, //material
|
|
"Cavity"); //name
|
|
|
|
fCavity = new G4PVPlacement(0, //no rotation
|
|
G4ThreeVector(), //at (0,0,0)
|
|
lCavity, //logical volume
|
|
"Cavity", //name
|
|
lWall, //mother volume
|
|
false, //no boolean operation
|
|
1); //copy number
|
|
|
|
PrintParameters();
|
|
|
|
//
|
|
//always return the root volume
|
|
//
|
|
return fWall;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::PrintParameters()
|
|
{
|
|
G4cout << "\n---------------------------------------------------------\n";
|
|
G4cout << "---> The Wall is " << G4BestUnit(fWallThickness,"Length")
|
|
<< " of " << fWallMaterial->GetName() << " ( "
|
|
<< G4BestUnit(fWallMaterial->GetDensity(),"Volumic Mass") << " )\n";
|
|
G4cout << " The Cavity is " << G4BestUnit(fCavityThickness,"Length")
|
|
<< " of " << fCavityMaterial->GetName() << " ( "
|
|
<< G4BestUnit(fCavityMaterial->GetDensity(),"Volumic Mass") << " )";
|
|
G4cout << "\n---------------------------------------------------------\n";
|
|
G4cout << G4endl;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::SetWallMaterial(G4String materialChoice)
|
|
{
|
|
// search the material by its name
|
|
G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
|
|
if (pttoMaterial) fWallMaterial = pttoMaterial;
|
|
|
|
pttoMaterial = G4Material::GetMaterial(materialChoice + "_gas");
|
|
if (pttoMaterial) fCavityMaterial = pttoMaterial;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::SetWallThickness(G4double value)
|
|
{
|
|
fWallThickness = value;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::SetCavityThickness(G4double value)
|
|
{
|
|
fCavityThickness = value;
|
|
|
|
}
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
void DetectorConstruction::SetWorldRadius(G4double value)
|
|
{
|
|
fWorldRadius = value;
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
#include "G4RunManager.hh"
|
|
|
|
void DetectorConstruction::UpdateGeometry()
|
|
{
|
|
G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
|
|
}
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|