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This commit is contained in:
Gabriele Cosmo
2016-06-08 15:55:53 +02:00
parent e7d7193284
commit cfcb558cfe
3050 changed files with 91703 additions and 48310 deletions
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examples/extended/analysis/AnaEx01/src/AnaEx01DetectorConstruction.cc
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// This code implementation is the intellectual property of
// the GEANT4 collaboration.
//
// By copying, distributing or modifying the Program (or any work
// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: AnaEx01DetectorConstruction.cc,v 1.1.1.1 2000/09/14 11:37:21 barrand Exp $
// GEANT4 tag $Name: geant4-03-00 $
//
//
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
#include "AnaEx01DetectorConstruction.hh"
#include "AnaEx01DetectorMessenger.hh"
#include "AnaEx01CalorimeterSD.hh"
#include "G4Material.hh"
#include "G4Box.hh"
#include "G4LogicalVolume.hh"
#include "G4PVPlacement.hh"
#include "G4PVReplica.hh"
#include "G4UniformMagField.hh"
#include "G4FieldManager.hh"
#include "G4TransportationManager.hh"
#include "G4SDManager.hh"
#include "G4RunManager.hh"
#include "G4VisAttributes.hh"
#include "G4Colour.hh"
#include "G4ios.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
AnaEx01DetectorConstruction::AnaEx01DetectorConstruction()
:solidWorld(NULL),logicWorld(NULL),physiWorld(NULL),
solidCalor(NULL),logicCalor(NULL),physiCalor(NULL),
solidLayer(NULL),logicLayer(NULL),physiLayer(NULL),
solidAbsorber(NULL),logicAbsorber(NULL),physiAbsorber(NULL),
solidGap (NULL),logicGap (NULL),physiGap (NULL),
AbsorberMaterial(NULL),GapMaterial(NULL),defaultMaterial(NULL),
magField(NULL),calorimeterSD(NULL)
{
// default parameter values of the calorimeter
AbsorberThickness = 10.*mm;
GapThickness = 5.*mm;
NbOfLayers = 10;
CalorSizeYZ = 10.*cm;
ComputeCalorParameters();
// create commands for interactive definition of the calorimeter
detectorMessenger = new AnaEx01DetectorMessenger(this);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
AnaEx01DetectorConstruction::~AnaEx01DetectorConstruction()
{ delete detectorMessenger;}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4VPhysicalVolume* AnaEx01DetectorConstruction::Construct()
{
DefineMaterials();
return ConstructCalorimeter();
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::DefineMaterials()
{
//This function illustrates the possible ways to define materials
G4String name, symbol; //a=mass of a mole;
G4double a, z, density; //z=mean number of protons;
G4int iz, n; //iz=number of protons in an isotope;
// n=number of nucleons in an isotope;
G4int ncomponents, natoms;
G4double abundance, fractionmass;
G4double temperature, pressure;
//
// define Elements
//
a = 1.01*g/mole;
G4Element* H = new G4Element(name="Hydrogen",symbol="H" , z= 1., a);
a = 12.01*g/mole;
G4Element* C = new G4Element(name="Carbon" ,symbol="C" , z= 6., a);
a = 14.01*g/mole;
G4Element* N = new G4Element(name="Nitrogen",symbol="N" , z= 7., a);
a = 16.00*g/mole;
G4Element* O = new G4Element(name="Oxygen" ,symbol="O" , z= 8., a);
a = 28.09*g/mole;
G4Element* Si = new G4Element(name="Silicon",symbol="Si" , z= 14., a);
a = 55.85*g/mole;
G4Element* Fe = new G4Element(name="Iron" ,symbol="Fe", z=26., a);
//
// define an Element from isotopes, by relative abundance
//
G4Isotope* U5 = new G4Isotope(name="U235", iz=92, n=235, a=235.01*g/mole);
G4Isotope* U8 = new G4Isotope(name="U238", iz=92, n=238, a=238.03*g/mole);
G4Element* U = new G4Element(name="enriched Uranium", symbol="U", ncomponents=2);
U->AddIsotope(U5, abundance= 90.*perCent);
U->AddIsotope(U8, abundance= 10.*perCent);
//
// define simple materials
//
density = 2.700*g/cm3;
a = 26.98*g/mole;
G4Material* Al = new G4Material(name="Aluminium", z=13., a, density);
density = 1.390*g/cm3;
a = 39.95*g/mole;
G4Material* lAr = new G4Material(name="liquidArgon", z=18., a, density);
density = 8.960*g/cm3;
a = 63.55*g/mole;
G4Material* Cu = new G4Material(name="Copper" , z=29., a, density);
density = 11.35*g/cm3;
a = 207.19*g/mole;
G4Material* Pb = new G4Material(name="Lead" , z=82., a, density);
//
// define a material from elements. case 1: chemical molecule
//
density = 1.000*g/cm3;
G4Material* H2O = new G4Material(name="Water", density, ncomponents=2);
H2O->AddElement(H, natoms=2);
H2O->AddElement(O, natoms=1);
density = 1.032*g/cm3;
G4Material* Sci = new G4Material(name="Scintillator", density, ncomponents=2);
Sci->AddElement(C, natoms=9);
Sci->AddElement(H, natoms=10);
density = 2.200*g/cm3;
G4Material* SiO2 = new G4Material(name="quartz", density, ncomponents=2);
SiO2->AddElement(Si, natoms=1);
SiO2->AddElement(O , natoms=2);
//
// define a material from elements. case 2: mixture by fractional mass
//
density = 1.290*mg/cm3;
G4Material* Air = new G4Material(name="Air" , density, ncomponents=2);
Air->AddElement(N, fractionmass=0.7);
Air->AddElement(O, fractionmass=0.3);
//
// define a material from elements and/or others materials (mixture of mixtures)
//
density = 0.200*g/cm3;
G4Material* Aerog = new G4Material(name="Aerogel", density, ncomponents=3);
Aerog->AddMaterial(SiO2, fractionmass=62.5*perCent);
Aerog->AddMaterial(H2O , fractionmass=37.4*perCent);
Aerog->AddElement (C , fractionmass= 0.1*perCent);
//
// examples of gas in non STP conditions
//
density = 27.*mg/cm3;
pressure = 50.*atmosphere;
temperature = 325.*kelvin;
G4Material* CO2 = new G4Material(name="CarbonicGas", density, ncomponents=2,
kStateGas,temperature,pressure);
CO2->AddElement(C, natoms=1);
CO2->AddElement(O, natoms=2);
density = 0.3*mg/cm3;
pressure = 2.*atmosphere;
temperature = 500.*kelvin;
G4Material* steam = new G4Material(name="WaterSteam", density, ncomponents=1,
kStateGas,temperature,pressure);
steam->AddMaterial(H2O, fractionmass=1.);
//
// examples of vacuum
//
density = universe_mean_density; //from PhysicalConstants.h
pressure = 3.e-18*pascal;
temperature = 2.73*kelvin;
new G4Material(name="Galactic", z=1., a=1.01*g/mole, density,
kStateGas,temperature,pressure);
density = 1.e-5*g/cm3;
pressure = 2.e-2*bar;
temperature = STP_Temperature; //from PhysicalConstants.h
G4Material* beam = new G4Material(name="Beam", density, ncomponents=1,
kStateGas,temperature,pressure);
beam->AddMaterial(Air, fractionmass=1.);
G4cout << *(G4Material::GetMaterialTable()) << G4endl;
//default materials of the calorimeter
AbsorberMaterial = Pb;
GapMaterial = lAr;
defaultMaterial = Air;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4VPhysicalVolume* AnaEx01DetectorConstruction::ConstructCalorimeter()
{
// complete the Calor parameters definition
ComputeCalorParameters();
//
// World
//
solidWorld = new G4Box("World", //its name
WorldSizeX/2,WorldSizeYZ/2,WorldSizeYZ/2); //its size
logicWorld = new G4LogicalVolume(solidWorld, //its solid
defaultMaterial, //its material
"World"); //its name
physiWorld = new G4PVPlacement(0, //no rotation
G4ThreeVector(), //at (0,0,0)
"World", //its name
logicWorld, //its logical volume
NULL, //its mother volume
false, //no boolean operation
0); //copy number
//
// Calorimeter
//
solidCalor=NULL; logicCalor=NULL; physiCalor=NULL;
solidLayer=NULL; logicLayer=NULL; physiLayer=NULL;
if (CalorThickness > 0.)
{ solidCalor = new G4Box("Calorimeter", //its name
CalorThickness/2,CalorSizeYZ/2,CalorSizeYZ/2);//size
logicCalor = new G4LogicalVolume(solidCalor, //its solid
defaultMaterial, //its material
"Calorimeter"); //its name
physiCalor = new G4PVPlacement(0, //no rotation
G4ThreeVector(), //at (0,0,0)
"Calorimeter", //its name
logicCalor, //its logical volume
physiWorld, //its mother volume
false, //no boolean operation
0); //copy number
//
// Layer
//
solidLayer = new G4Box("Layer", //its name
LayerThickness/2,CalorSizeYZ/2,CalorSizeYZ/2); //size
logicLayer = new G4LogicalVolume(solidLayer, //its solid
defaultMaterial, //its material
"Layer"); //its name
if (NbOfLayers > 1)
physiLayer = new G4PVReplica("Layer", //its name
logicLayer, //its logical volume
physiCalor, //its mother
kXAxis, //axis of replication
NbOfLayers, //number of replica
LayerThickness); //witdth of replica
else
physiLayer = new G4PVPlacement(0, //no rotation
G4ThreeVector(), //at (0,0,0)
"Layer", //its name
logicLayer, //its logical volume
physiCalor, //its mother volume
false, //no boolean operation
0); //copy number
}
//
// Absorber
//
solidAbsorber=NULL; logicAbsorber=NULL; physiAbsorber=NULL;
if (AbsorberThickness > 0.)
{ solidAbsorber = new G4Box("Absorber", //its name
AbsorberThickness/2,CalorSizeYZ/2,CalorSizeYZ/2);
logicAbsorber = new G4LogicalVolume(solidAbsorber, //its solid
AbsorberMaterial, //its material
"Absorber"); //its name
physiAbsorber = new G4PVPlacement(0, //no rotation
G4ThreeVector(-GapThickness/2,0.,0.), //its position
"Absorber", //its name
logicAbsorber, //its logical volume
physiLayer, //its mother
false, //no boulean operat
0); //copy number
}
//
// Gap
//
solidGap=NULL; logicGap=NULL; physiGap=NULL;
if (GapThickness > 0.)
{ solidGap = new G4Box("Gap",
GapThickness/2,CalorSizeYZ/2,CalorSizeYZ/2);
logicGap = new G4LogicalVolume(solidGap,
GapMaterial,
"Gap");
physiGap = new G4PVPlacement(0, //no rotation
G4ThreeVector(AbsorberThickness/2,0.,0.), //its position
"Gap", //its name
logicGap, //its logical volume
physiLayer, //its mother
false, //no boulean operat
0); //copy number
}
//
// Sensitive Detectors: Absorber and Gap
//
G4SDManager* SDman = G4SDManager::GetSDMpointer();
if(!calorimeterSD)
{
calorimeterSD = new AnaEx01CalorimeterSD("CalorSD",this);
SDman->AddNewDetector( calorimeterSD );
}
if (logicAbsorber)
logicAbsorber->SetSensitiveDetector(calorimeterSD);
if (logicGap)
logicGap ->SetSensitiveDetector(calorimeterSD);
//
// Visualization attributes
//
logicWorld->SetVisAttributes (G4VisAttributes::Invisible);
G4VisAttributes* simpleBoxVisAtt= new G4VisAttributes(G4Colour(1.0,1.0,1.0));
simpleBoxVisAtt->SetVisibility(true);
logicCalor->SetVisAttributes(simpleBoxVisAtt);
//
//always return the physical World
//
PrintCalorParameters();
return physiWorld;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::PrintCalorParameters()
{
G4cout << "\n------------------------------------------------------------"
<< "\n---> The calorimeter is " << NbOfLayers << " layers of: [ "
<< AbsorberThickness/mm << "mm of " << AbsorberMaterial->GetName()
<< " + "
<< GapThickness/mm << "mm of " << GapMaterial->GetName() << " ] "
<< "\n------------------------------------------------------------\n";
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetAbsorberMaterial(G4String materialChoice)
{
// search the material by its name
G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
if (pttoMaterial)
{AbsorberMaterial = pttoMaterial;
logicAbsorber->SetMaterial(pttoMaterial);
PrintCalorParameters();
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetGapMaterial(G4String materialChoice)
{
// search the material by its name
G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
if (pttoMaterial)
{GapMaterial = pttoMaterial;
logicGap->SetMaterial(pttoMaterial);
PrintCalorParameters();
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetAbsorberThickness(G4double val)
{
// change Absorber thickness and recompute the calorimeter parameters
AbsorberThickness = val;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetGapThickness(G4double val)
{
// change Gap thickness and recompute the calorimeter parameters
GapThickness = val;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetCalorSizeYZ(G4double val)
{
// change the transverse size and recompute the calorimeter parameters
CalorSizeYZ = val;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetNbOfLayers(G4int val)
{
NbOfLayers = val;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::SetMagField(G4double fieldValue)
{
//apply a global uniform magnetic field along Z axis
G4FieldManager* fieldMgr
= G4TransportationManager::GetTransportationManager()->GetFieldManager();
if(magField) delete magField; //delete the existing magn field
if(fieldValue!=0.) // create a new one if non nul
{ magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
fieldMgr->SetDetectorField(magField);
fieldMgr->CreateChordFinder(magField);
} else {
magField = NULL;
fieldMgr->SetDetectorField(magField);
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void AnaEx01DetectorConstruction::UpdateGeometry()
{
G4RunManager::GetRunManager()->DefineWorldVolume(ConstructCalorimeter());
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....