Gabriele Cosmo
128 lines
4.8 KiB
C++
128 lines
4.8 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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// $Id$
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//
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/// \file ExG4DetectorConstruction01.cc
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/// \brief Implementation of the ExG4DetectorConstruction01 class
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#include "ExG4DetectorConstruction01.hh"
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#include "ExG4DetectorConstruction01Messenger.hh"
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#include "G4Material.hh"
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#include "G4NistManager.hh"
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#include "G4Box.hh"
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#include "G4LogicalVolume.hh"
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#include "G4PVPlacement.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExG4DetectorConstruction01::ExG4DetectorConstruction01(
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const G4String& materialName,
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G4double hx, G4double hy, G4double hz)
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: G4VUserDetectorConstruction(),
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fMessenger(this),
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fMaterialName(materialName),
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fDimensions(hx, hy, hz),
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fWorldVolume(0)
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{
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExG4DetectorConstruction01::~ExG4DetectorConstruction01()
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{
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4VPhysicalVolume* ExG4DetectorConstruction01::Construct()
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{
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// Define materials via NIST manager
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//
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G4NistManager* nistManager = G4NistManager::Instance();
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G4Material* material
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= nistManager->FindOrBuildMaterial(fMaterialName);
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// World
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//
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G4Box* sWorld
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= new G4Box("World", //name
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fDimensions.x(), //dimensions (half-lentghs)
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fDimensions.y(),
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fDimensions.z());
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fWorldVolume
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= new G4LogicalVolume(sWorld, //shape
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material, //material
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"World"); //name
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G4VPhysicalVolume* pWorld
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= new G4PVPlacement(0, //no rotation
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G4ThreeVector(), //at (0,0,0)
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fWorldVolume, //logical volume
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"World", //name
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0, //mother volume
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false, //no boolean operation
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0); //copy number
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//always return the root volume
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//
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return pWorld;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExG4DetectorConstruction01::SetMaterial(const G4String& materialName)
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{
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G4NistManager* nistManager = G4NistManager::Instance();
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G4Material* newMaterial
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= nistManager->FindOrBuildMaterial(materialName);
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if ( ! newMaterial ) {
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G4cerr << "Material " << materialName << " not found." << G4endl;
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G4cerr << "The box material was not changed." << G4endl;
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return;
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}
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if ( fWorldVolume ) fWorldVolume->SetMaterial(newMaterial);
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G4cout << "Material of box changed to " << materialName << G4endl;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExG4DetectorConstruction01::SetDimensions(
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G4double hx, G4double hy, G4double hz)
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{
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/// Set world dimension (in half lengths).
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/// This setting has effect only if called in PreInit> phase
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fDimensions = G4ThreeVector(hx, hy, hz);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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