#ifndef B1DetectorConstruction_h
#define B1DetectorConstruction_h 1

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

class G4VPhysicalVolume;
class G4LogicalVolume;

/// Detector construction class to define materials and geometry.

class B1DetectorConstruction : public G4VUserDetectorConstruction
{
  public:
    B1DetectorConstruction();
    virtual ~B1DetectorConstruction();

    virtual G4VPhysicalVolume* Construct();
    G4LogicalVolume* logicbody;
    void ConstructSDandField();
    
    G4LogicalVolume* GetScoringVolume() const { return fScoringVolume; }
private:


protected:
    G4LogicalVolume*  fScoringVolume;
};

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#endif