Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/geometry/magneticfield/include/G4EqMagElectricField.hh

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 25 //
 26 // G4EqMagElectricField
 27 //
 28 // Class description:
 29 //
 30 // This is the right-hand side of equation of motion in a combined
 31 // electric and magnetic field.
 32 
 33 // Created: V.Grichine, 10.11.1998
 34 // -------------------------------------------------------------------
 35 #ifndef G4EQMAGELECTRICFIELD_HH
 36 #define G4EQMAGELECTRICFIELD_HH
 37 
 38 #include "G4ChargeState.hh"
 39 #include "G4EquationOfMotion.hh"
 40 #include "G4ElectroMagneticField.hh"
 41 
 42 class G4EqMagElectricField : public G4EquationOfMotion
 43 {
 44   public:
 45 
 46     G4EqMagElectricField(G4ElectroMagneticField* emField );
 47    ~G4EqMagElectricField() override;
 48 
 49     void  SetChargeMomentumMass(G4ChargeState particleCharge, // in e+ units
 50                                 G4double MomentumXc,
 51                                 G4double mass) override;
 52 
 53     void EvaluateRhsGivenB(const G4double y[],
 54                            const G4double Field[],
 55                                  G4double dydx[] ) const override;
 56       // Given the value of the electromagnetic field, this function 
 57       // calculates the value of the derivative dydx.
 58 
 59   private:
 60 
 61     G4double fElectroMagCof = 0.0;
 62     G4double fMassCof = 0.0;
 63 };
 64 
 65 #endif
 66