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G4EqMagElectricField.hh
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27 // $Id: G4EqMagElectricField.hh 69786 2013-05-15 09:38:51Z gcosmo $
28 //
29 //
30 // class G4EqMagElectricField
31 //
32 // Class description:
33 //
34 // This is the right-hand side of equation of motion in a combined
35 // electric and magnetic field.
36 
37 // History:
38 // - Created. V.Grichine, 10.11.98
39 // -------------------------------------------------------------------
40 
41 #ifndef G4EQMAGELECTRICFIELD_hh
42 #define G4EQMAGELECTRICFIELD_hh
43 
44 #include "G4EquationOfMotion.hh"
46 
48 {
49  public: // with description
50 
52  : G4EquationOfMotion( emField ) {;}
53 
55 
56  void SetChargeMomentumMass(G4double particleCharge, // in e+ units
57  G4double MomentumXc,
58  G4double mass);
59 
60  void EvaluateRhsGivenB(const G4double y[],
61  const G4double Field[],
62  G4double dydx[] ) const;
63  // Given the value of the electromagnetic field, this function
64  // calculates the value of the derivative dydx.
65 
66  private:
67 
68  G4double fElectroMagCof ;
69  G4double fMassCof;
70 };
71 
72 #endif