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G4Mag_SpinEqRhs.hh
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27 // $Id: G4Mag_SpinEqRhs.hh 69699 2013-05-13 08:50:30Z gcosmo $
28 //
29 //
30 // class G4Mag_SpinEqRhs
31 //
32 // Class description:
33 //
34 // This is the equation of motion for a particle with spin in a pure
35 // magnetic field. The three components of the particle's spin are
36 // treated utilising BMT equation.
37 
38 // History:
39 // - Created: J.Apostolakis, P.Gumplinger - February 8th, 1999.
40 // --------------------------------------------------------------------
41 
42 #ifndef G4MAG_SPIN_EQRHS
43 #define G4MAG_SPIN_EQRHS
44 
45 #include "G4Types.hh"
46 #include "G4Mag_EqRhs.hh"
47 #include "G4ChargeState.hh"
48 
49 class G4MagneticField;
50 
52 {
53  public: // with description
54 
55  G4Mag_SpinEqRhs( G4MagneticField* MagField );
57  // Constructor and destructor. No actions.
58 
59  void SetChargeMomentumMass(G4ChargeState particleCharge,
60  G4double MomentumXc,
61  G4double mass);
62 
63  void EvaluateRhsGivenB( const G4double y[],
64  const G4double B[3],
65  G4double dydx[] ) const;
66  // Given the value of the magnetic field B, this function
67  // calculates the value of the derivative dydx.
68 
69  inline void SetAnomaly(G4double a) { anomaly = a; }
70  inline G4double GetAnomaly() const { return anomaly; }
71  // set/get magnetic anomaly
72 
73  private:
74 
76 
78 
80 
81 };
82 
83 #endif /* G4MAG_SPIN_EQRHS */
std::vector< ExP01TrackerHit * > a
Definition: ExP01Classes.hh:33
Float_t y
Definition: compare.C:6
G4double GetAnomaly() const
void SetChargeMomentumMass(G4ChargeState particleCharge, G4double MomentumXc, G4double mass)
double G4double
Definition: G4Types.hh:76
G4Mag_SpinEqRhs(G4MagneticField *MagField)
void EvaluateRhsGivenB(const G4double y[], const G4double B[3], G4double dydx[]) const
void SetAnomaly(G4double a)
double B(double temperature)