57 #ifndef G4ELECTROMAGNETIC_FIELD_DEF
58 #define G4ELECTROMAGNETIC_FIELD_DEF
G4ElectroMagneticField & operator=(const G4ElectroMagneticField &p)
virtual G4bool DoesFieldChangeEnergy() const =0
virtual ~G4ElectroMagneticField()
virtual void GetFieldValue(const G4double Point[4], G4double *Bfield) const =0