multipoleField.h

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#ifndef multipoleField_HH
#define multipoleField_HH

// gemc headers
#include "string_utilities.h"

// G4 headers
#include "G4Types.hh"
#include "G4ThreeVector.hh"
#include "G4MagneticField.hh"

class multipoleField: public G4MagneticField
{
    public:

        multipoleField(int Npole, G4double scale,
                       G4double x, G4double y, G4double z,  // origin
                    G4double rot, string ROTaxis);       // axis of rotation

        virtual ~multipoleField();
    
        virtual void GetFieldValue(const G4double pos[4], G4double *MagField) const;

        int polenumber;
        G4double origin[3];
        G4double strength;
        G4double rotation;
        string rotaxis;

};

#endif