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/// \file DetectorConstruction.hh
/// \brief Definition of the DetectorConstruction class

#ifndef DetectorConstruction_h
#define DetectorConstruction_h 1

#include "G4VUserDetectorConstruction.hh"
#include "globals.hh"

class G4LogicalVolume;
class G4Material;
class DetectorMessenger;

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class DetectorConstruction : public G4VUserDetectorConstruction
{
  public:
    DetectorConstruction();
    ~DetectorConstruction() override;

  public:
    G4VPhysicalVolume* Construct() override;

    void SetTargetLength(G4double value);
    void SetTargetRadius(G4double value);
    void SetTargetMaterial(G4String);

    void SetDetectorLength(G4double value);
    void SetDetectorThickness(G4double value);
    void SetDetectorMaterial(G4String);

    void PrintParameters();

  public:
    G4double GetTargetLength();
    G4double GetTargetRadius();
    G4Material* GetTargetMaterial();
    G4LogicalVolume* GetLogicTarget();

    G4double GetDetectorLength();
    G4double GetDetectorThickness();
    G4Material* GetDetectorMaterial();
    G4LogicalVolume* GetLogicDetector();

  private:
    G4double fTargetLength = 0.;
    G4double fTargetRadius = 0.;
    G4Material* fTargetMater = nullptr;
    G4LogicalVolume* fLogicTarget = nullptr;

    G4double fDetectorLength = 0.;
    G4double fDetectorThickness = 0.;
    G4Material* fDetectorMater = nullptr;
    G4LogicalVolume* fLogicDetector = nullptr;

    G4double fWorldLength = 0.;
    G4double fWorldRadius = 0.;
    G4Material* fWorldMater = nullptr;
    G4VPhysicalVolume* fPhysiWorld = nullptr;

    DetectorMessenger* fDetectorMessenger = nullptr;

  private:
    void DefineMaterials();
    G4VPhysicalVolume* ConstructVolumes();
};

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#endif