Gabriele Cosmo
194 lines
6.2 KiB
C++
194 lines
6.2 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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/// \file hadronic/Hadr00/src/DetectorConstruction.cc
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/// \brief Implementation of the DetectorConstruction class
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//
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// $Id: DetectorConstruction.cc 109182 2018-04-03 07:18:45Z gcosmo $
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//
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/////////////////////////////////////////////////////////////////////////
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//
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// DetectorConstruction
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//
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// Created: 20.06.2008 V.Ivanchenko
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//
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// Modified:
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//
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////////////////////////////////////////////////////////////////////////
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//
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#include "DetectorConstruction.hh"
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#include "DetectorMessenger.hh"
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#include "G4Tubs.hh"
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#include "G4LogicalVolume.hh"
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#include "G4PVPlacement.hh"
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#include "G4RunManager.hh"
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#include "G4GeometryManager.hh"
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#include "G4PhysicalVolumeStore.hh"
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#include "G4LogicalVolumeStore.hh"
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#include "G4SolidStore.hh"
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#include "G4VisAttributes.hh"
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#include "G4Colour.hh"
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#include "G4UnitsTable.hh"
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#include "G4ios.hh"
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#include "G4NistManager.hh"
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#include "G4PhysicalConstants.hh"
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#include "G4SystemOfUnits.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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DetectorConstruction::DetectorConstruction()
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: G4VUserDetectorConstruction(),
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fTargetMaterial(nullptr), fWorldMaterial(nullptr),
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fSolidW(nullptr), fSolidA(nullptr),
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fLogicTarget(nullptr), fLogicWorld(nullptr),
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fPhysWorld(nullptr), fPhysList(nullptr)
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{
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fDetectorMessenger = new DetectorMessenger(this);
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fRadius = 5.*cm;
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fLength = 10.*cm;
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fTargetMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_Al");
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fWorldMaterial =
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G4NistManager::Instance()->FindOrBuildMaterial("G4_Galactic");
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ComputeGeomParameters();
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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DetectorConstruction::~DetectorConstruction()
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{
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delete fDetectorMessenger;
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}
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void DetectorConstruction::ComputeGeomParameters()
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{
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// Sizes
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fWorldR = fRadius + CLHEP::cm;
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fWorldZ = fLength + CLHEP::cm;
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if(fPhysWorld) {
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fSolidW->SetOuterRadius(fWorldR);
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fSolidW->SetZHalfLength(fWorldZ*0.5);
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fSolidA->SetOuterRadius(fRadius);
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fSolidA->SetZHalfLength(fLength*0.5);
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}
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}
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G4VPhysicalVolume* DetectorConstruction::Construct()
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{
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if(fPhysWorld) { return fPhysWorld; }
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ComputeGeomParameters();
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//
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// World
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//
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fSolidW = new G4Tubs("World", 0., fWorldR, 0.5*fWorldZ, 0., twopi);
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fLogicWorld = new G4LogicalVolume(fSolidW, fWorldMaterial,"World");
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fPhysWorld = new G4PVPlacement(nullptr, G4ThreeVector(0.,0.,0.),
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fLogicWorld, "World",
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nullptr, false, 0);
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//
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// Target volume
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//
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fSolidA = new G4Tubs("Target", 0., fRadius, 0.5*fLength, 0.,twopi);
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fLogicTarget = new G4LogicalVolume(fSolidA, fTargetMaterial, "Target");
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new G4PVPlacement(nullptr, G4ThreeVector(), fLogicTarget, "Target",
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fLogicWorld, false, 0);
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G4cout << "### Target consist of "
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<< fTargetMaterial->GetName()
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<< " disks with R(mm)= " << fRadius/mm
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<< " fLength(mm)= " << fLength/mm
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<< " ###" << G4endl;
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// colors
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fLogicWorld->SetVisAttributes(G4VisAttributes::GetInvisible());
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G4VisAttributes* regCcolor = new G4VisAttributes(G4Colour(0., 0.3, 0.7));
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fLogicTarget->SetVisAttributes(regCcolor);
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G4cout << *(G4Material::GetMaterialTable()) << G4endl;
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return fPhysWorld;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void DetectorConstruction::SetTargetMaterial(const G4String& mat)
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{
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// search the material by its name
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G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
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if (material && material != fTargetMaterial) {
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fTargetMaterial = material;
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if(fLogicTarget) { fLogicTarget->SetMaterial(fTargetMaterial); }
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G4RunManager::GetRunManager()->PhysicsHasBeenModified();
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void DetectorConstruction::SetWorldMaterial(const G4String& mat)
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{
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// search the material by its name
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G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
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if (material && material != fWorldMaterial) {
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fWorldMaterial = material;
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if(fLogicWorld) { fLogicWorld->SetMaterial(fWorldMaterial); }
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G4RunManager::GetRunManager()->PhysicsHasBeenModified();
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}
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}
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void DetectorConstruction::SetTargetRadius(G4double val)
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{
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if(val > 0.0 && val != fRadius) {
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fRadius = val;
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ComputeGeomParameters();
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void DetectorConstruction::SetTargetLength(G4double val)
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{
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if(val > 0.0 && val != fLength) {
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fLength = val;
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ComputeGeomParameters();
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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