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This commit is contained in:
Gabriele Cosmo
2016-06-09 15:37:50 +02:00
parent a8e9364cea
commit 96c8bcd0af
6923 changed files with 198390 additions and 41849 deletions
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examples/extended/persistency/P02/src/ExP02DetectorConstruction.cc
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//
// ********************************************************************
// * 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. *
// ********************************************************************
//
//
#include "ExP02DetectorConstruction.hh"
#include "G4Material.hh"
#include "G4Box.hh"
#include "G4Tubs.hh"
#include "G4LogicalVolume.hh"
#include "G4ThreeVector.hh"
#include "G4PVPlacement.hh"
#include "globals.hh"
//ROOT
#include "TROOT.h"
#include "TFile.h"
#include "TSystem.h"
#include "Cintex/Cintex.h"
#include "ExP02GeoTree.hh"
ExP02DetectorConstruction::ExP02DetectorConstruction()
: experimentalHall_log(0), tracker_log(0),
calorimeterBlock_log(0), calorimeterLayer_log(0),
experimentalHall_phys(0), calorimeterLayer_phys(0),
calorimeterBlock_phys(0), tracker_phys(0)
{;}
ExP02DetectorConstruction::~ExP02DetectorConstruction()
{
}
G4VPhysicalVolume* ExP02DetectorConstruction::Construct()
{
//------------------------------------------------------ materials
G4double a; // atomic mass
G4double z; // atomic number
G4double density;
G4Material* Ar =
new G4Material("ArgonGas", z= 18., a= 39.95*g/mole, density= 1.782*mg/cm3);
G4Material* Al =
new G4Material("Aluminum", z= 13., a= 26.98*g/mole, density= 2.7*g/cm3);
G4Material* Pb =
new G4Material("Lead", z= 82., a= 207.19*g/mole, density= 11.35*g/cm3);
//------------------------------------------------------ volumes
//------------------------------ experimental hall (world volume)
//------------------------------ beam line along x axis
G4double expHall_x = 3.0*m;
G4double expHall_y = 1.0*m;
G4double expHall_z = 1.0*m;
G4Box* experimentalHall_box
= new G4Box("expHall_box",expHall_x,expHall_y,expHall_z);
experimentalHall_log = new G4LogicalVolume(experimentalHall_box,
Ar,"expHall_log",0,0,0);
experimentalHall_phys = new G4PVPlacement(0,G4ThreeVector(),
experimentalHall_log,"expHall",0,false,0);
//------------------------------ a tracker tube
G4double innerRadiusOfTheTube = 0.*cm;
G4double outerRadiusOfTheTube = 60.*cm;
G4double hightOfTheTube = 50.*cm;
G4double startAngleOfTheTube = 0.*deg;
G4double spanningAngleOfTheTube = 360.*deg;
G4Tubs* tracker_tube = new G4Tubs("tracker_tube",innerRadiusOfTheTube,
outerRadiusOfTheTube,hightOfTheTube,
startAngleOfTheTube,spanningAngleOfTheTube);
tracker_log = new G4LogicalVolume(tracker_tube,Al,"tracker_log",0,0,0);
G4double trackerPos_x = -1.0*m;
G4double trackerPos_y = 0.*m;
G4double trackerPos_z = 0.*m;
tracker_phys = new G4PVPlacement(0,
G4ThreeVector(trackerPos_x,trackerPos_y,trackerPos_z),
tracker_log,"tracker",experimentalHall_log,false,0);
//------------------------------ a calorimeter block
G4double block_x = 1.0*m;
G4double block_y = 50.0*cm;
G4double block_z = 50.0*cm;
G4Box* calorimeterBlock_box = new G4Box("calBlock_box",block_x,
block_y,block_z);
calorimeterBlock_log = new G4LogicalVolume(calorimeterBlock_box,
Pb,"caloBlock_log",0,0,0);
G4double blockPos_x = 1.0*m;
G4double blockPos_y = 0.0*m;
G4double blockPos_z = 0.0*m;
calorimeterBlock_phys = new G4PVPlacement(0,
G4ThreeVector(blockPos_x,blockPos_y,blockPos_z),
calorimeterBlock_log,"caloBlock",experimentalHall_log,false,0);
//------------------------------ calorimeter layers
G4double calo_x = 1.*cm;
G4double calo_y = 40.*cm;
G4double calo_z = 40.*cm;
G4Box* calorimeterLayer_box = new G4Box("caloLayer_box",
calo_x,calo_y,calo_z);
calorimeterLayer_log = new G4LogicalVolume(calorimeterLayer_box,
Al,"caloLayer_log",0,0,0);
for(G4int i=0;i<19;i++) // loop for 19 layers
{
G4double caloPos_x = (i-9)*10.*cm;
G4double caloPos_y = 0.0*m;
G4double caloPos_z = 0.0*m;
calorimeterLayer_phys = new G4PVPlacement(0,
G4ThreeVector(caloPos_x,caloPos_y,caloPos_z),
calorimeterLayer_log,"caloLayer",calorimeterBlock_log,false,i);
}
//------------------------------------------------------------------
// writing the geometry to a ROOT file
// initialize ROOT
TSystem ts;
gSystem->Load("libClassesDict");
// ROOT::Cintex::Cintex::SetDebug(2);
ROOT::Cintex::Cintex::Enable();
// gDebug = 1;
const G4ElementTable* eltab = G4Element::GetElementTable();
const G4MaterialTable* mattab = G4Material::GetMaterialTable();
ExP02GeoTree* geotree = new ExP02GeoTree(experimentalHall_phys, eltab, mattab);
TFile fo("geo.root","RECREATE");
fo.WriteObject(geotree, "my_geo");
return experimentalHall_phys;
}