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G4Mag_UsualEqRhs.hh
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27 // $Id: G4Mag_UsualEqRhs.hh 69786 2013-05-15 09:38:51Z gcosmo $
28 //
29 //
30 // class G4Mag_UsualEqRhs
31 //
32 // Class description:
33 //
34 // This is the standard right-hand side for equation of motion.
35 // The only case another is required is when using a moving reference
36 // frame ... or extending the class to include additional Forces,
37 // eg an electric field
38 
39 // History:
40 // - Created: J. Apostolakis, January 13th 1997.
41 // --------------------------------------------------------------------
42 
43 #ifndef G4MAG_USUAL_EQRHS
44 #define G4MAG_USUAL_EQRHS
45 
46 #include "G4Mag_EqRhs.hh"
47 
48 class G4MagneticField;
49 
51 {
52  public: // with description
53 
54  G4Mag_UsualEqRhs( G4MagneticField* MagField );
55  virtual ~G4Mag_UsualEqRhs();
56  // Constructor and destructor. No actions.
57 
58  void EvaluateRhsGivenB( const G4double y[],
59  const G4double B[3],
60  G4double dydx[] ) const;
61  // Given the value of the magnetic field B, this function
62  // calculates the value of the derivative dydx.
63 
64  virtual void SetChargeMomentumMass( G4double particleCharge, // in e+ units
65  G4double MomentumXc,
66  G4double mass);
67 };
68 
69 #endif /* G4MAG_USUAL_EQRHS */