DetectorConstruction.hh

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#ifndef DetectorConstruction_h
#define DetectorConstruction_h 1

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

class G4LogicalVolume;
class G4Material;
class G4UniformMagField;
class DetectorMessenger;

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

  public:
  
    virtual G4VPhysicalVolume* Construct();

    G4Material* 
    MaterialWithSingleIsotope(G4String, G4String, G4double, G4int, G4int);
         
    void SetSize     (G4double);              
    void SetMaterial (G4String);            
    void SetMagField (G4double);

    void UpdateGeometry();
     
  public:
  
     const
     G4VPhysicalVolume* GetWorld()      {return fPBox;};           
                    
     G4double           GetSize()       {return fBoxSize;};      
     G4Material*        GetMaterial()   {return fMaterial;};
     
     void               PrintParameters();
                       
  private:
  
     G4VPhysicalVolume*    fPBox;
     G4LogicalVolume*      fLBox;
     
     G4double              fBoxSize;
     G4Material*           fMaterial;     
     G4UniformMagField*    fMagField;
     
     DetectorMessenger* fDetectorMessenger;

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

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#endif