Jan Kieseler
104 lines
3.7 KiB
C++
104 lines
3.7 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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//
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/// \file B4/B4a/include/DetectorConstruction.hh
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/// \brief Definition of the B4::DetectorConstruction class
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#ifndef B4DetectorConstruction_h
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#define B4DetectorConstruction_h 1
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#include "G4VUserDetectorConstruction.hh"
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#include "globals.hh"
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class G4VPhysicalVolume;
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class G4GlobalMagFieldMessenger;
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namespace B4
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{
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/// Detector construction class to define materials and geometry.
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/// The calorimeter is a box made of a given number of layers. A layer consists
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/// of an absorber plate and of a detection gap. The layer is replicated.
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///
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/// Four parameters define the geometry of the calorimeter :
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///
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/// - the thickness of an absorber plate,
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/// - the thickness of a gap,
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/// - the number of layers,
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/// - the transverse size of the calorimeter (the input face is a square).
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///
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/// In addition a transverse uniform magnetic field is defined
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/// via G4GlobalMagFieldMessenger class.
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class DetectorConstruction : public G4VUserDetectorConstruction
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{
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public:
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DetectorConstruction() = default;
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~DetectorConstruction() override = default;
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public:
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G4VPhysicalVolume* Construct() override;
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void ConstructSDandField() override;
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// get methods
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//
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const G4VPhysicalVolume* GetAbsorberPV() const;
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const G4VPhysicalVolume* GetGapPV() const;
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private:
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// methods
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//
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void DefineMaterials();
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G4VPhysicalVolume* DefineVolumes();
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// data members
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//
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static G4ThreadLocal G4GlobalMagFieldMessenger* fMagFieldMessenger;
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// magnetic field messenger
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G4VPhysicalVolume* fAbsorberPV = nullptr; // the absorber physical volume
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G4VPhysicalVolume* fGapPV = nullptr; // the gap physical volume
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G4bool fCheckOverlaps = true; // option to activate checking of volumes overlaps
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};
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// inline functions
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inline const G4VPhysicalVolume* DetectorConstruction::GetAbsorberPV() const {
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return fAbsorberPV;
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}
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inline const G4VPhysicalVolume* DetectorConstruction::GetGapPV() const {
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return fGapPV;
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#endif
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