DetectorConstruction.hh

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#ifndef DetectorConstruction_h
#define DetectorConstruction_h 1

#include "G4VUserDetectorConstruction.hh"
#include "globals.hh"
#include "G4ThreeVector.hh"

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

const G4int kMaxTally = 20;

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

  void SetSizeX    (G4double);
  void SetSizeYZ   (G4double);              
  void SetMaterial (const G4String&);            
  void SetWorldMaterial (const G4String&);            
  void SetMagField (G4double);
     
  void SetTallyNumber   (G4int);     
  void SetTallySize     (G4int, const G4ThreeVector&);
  void SetTallyPosition (G4int, const G4ThreeVector&);

  virtual G4VPhysicalVolume* Construct();
     
  inline G4double GetWorldSizeX()  const {return fWorldSizeX;};
  inline G4double GetWorldSizeYZ() const {return fWorldSizeYZ;};
  inline G4double GetAbsorSizeX()  const {return fAbsorSizeX;};
  inline G4double GetAbsorSizeYZ() const {return fAbsorSizeYZ;};           
  inline G4int    GetTallyNumber() const {return fTallyNumber;};

  inline const G4Material* GetWorldMaterial() const {return fWorldMaterial;};
  inline const G4Material* GetAbsorMaterial() const {return fAbsorMaterial;};
     
  G4double GetTallyMass(G4int n) const;
  const G4LogicalVolume* GetLogicalTally(G4int n) const;
     
  void PrintParameters() const;
  
private:

  void                DefineMaterials();
  
  G4double            fWorldSizeX;
  G4double            fWorldSizeYZ;
  G4double            fAbsorSizeX;
  G4double            fAbsorSizeYZ;     

  G4Material*         fAbsorMaterial;
  G4Material*         fWorldMaterial;           

  G4UniformMagField*  fMagField;
  G4LogicalVolume*    fLAbsor;
  G4LogicalVolume*    fLWorld;
     
  G4int               fTallyNumber;                   
  G4ThreeVector       fTallySize[kMaxTally];
  G4double            fTallyMass[kMaxTally]; 
  G4ThreeVector       fTallyPosition[kMaxTally];
  G4LogicalVolume*    fLTally[kMaxTally];
     
  DetectorMessenger*  fDetectorMessenger;
};

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#endif