G4TMagFieldEquation< T_Field > Class Template Reference

#include <G4TMagFieldEquation.hh>

Inheritance diagram for G4TMagFieldEquation< T_Field >:

Public Member Functions
	G4TMagFieldEquation (T_Field *f)
virtual	~G4TMagFieldEquation ()
void	GetFieldValue (const G4double Point[4], G4double Field[]) const
void	TEvaluateRhsGivenB (const G4double y[], const G4double B[3], G4double dydx[]) const
	__attribute__ ((always_inline)) void RightHandSide(const G4double y[]
	GetFieldValue (PositionAndTime, Field)
	TEvaluateRhsGivenB (y, Field, dydx)
Public Member Functions inherited from G4Mag_UsualEqRhs
	G4Mag_UsualEqRhs (G4MagneticField *MagField)
	~G4Mag_UsualEqRhs () override
void	EvaluateRhsGivenB (const G4double y[], const G4double B[3], G4double dydx[]) const override
void	SetChargeMomentumMass (G4ChargeState particleCharge, G4double MomentumXc, G4double mass) override
Public Member Functions inherited from G4Mag_EqRhs
	G4Mag_EqRhs (G4MagneticField *magField)
	~G4Mag_EqRhs () override
G4double	FCof () const
Public Member Functions inherited from G4EquationOfMotion
	G4EquationOfMotion (G4Field *Field)
virtual	~G4EquationOfMotion ()
void	RightHandSide (const G4double y[], G4double dydx[]) const
void	EvaluateRhsReturnB (const G4double y[], G4double dydx[], G4double Field[]) const
void	GetFieldValue (const G4double Point[4], G4double Field[]) const
const G4Field *	GetFieldObj () const
G4Field *	GetFieldObj ()
void	SetFieldObj (G4Field *pField)

Public Attributes
G4double	dydx []
G4double	PositionAndTime [4]
	PositionAndTime [0] = y[0]

Detailed Description

template<class T_Field>
class G4TMagFieldEquation< T_Field >

Definition at line 44 of file G4TMagFieldEquation.hh.

Constructor & Destructor Documentation

G4TMagFieldEquation()

template<class T_Field>

G4TMagFieldEquation< T_Field >::G4TMagFieldEquation ( T_Field * f )

inline

Definition at line 48 of file G4TMagFieldEquation.hh.

       : G4Mag_UsualEqRhs(f)
    {
            itsField = f;
    }

~G4TMagFieldEquation()

template<class T_Field>

virtual G4TMagFieldEquation< T_Field >::~G4TMagFieldEquation ( )

inlinevirtual

Definition at line 54 of file G4TMagFieldEquation.hh.

{;}

Member Function Documentation

__attribute__()

template<class T_Field>

G4TMagFieldEquation< T_Field >::__attribute__

(

(always_inline)

)

const

GetFieldValue() [1/2]

template<class T_Field>

void G4TMagFieldEquation< T_Field >::GetFieldValue ( const G4double Point[4], G4double Field[] ) const

inline

Definition at line 56 of file G4TMagFieldEquation.hh.

    {
      itsField->T_Field::GetFieldValue(Point, Field);
    }

GetFieldValue() [2/2]

template<class T_Field>

G4TMagFieldEquation< T_Field >::GetFieldValue	(	PositionAndTime	,
		Field	)

TEvaluateRhsGivenB() [1/2]

template<class T_Field>

void G4TMagFieldEquation< T_Field >::TEvaluateRhsGivenB ( const G4double y[], const G4double B[3], G4double dydx[] ) const

inline

Definition at line 62 of file G4TMagFieldEquation.hh.

    {
      G4double momentum_mag_square = y[3]*y[3] + y[4]*y[4] + y[5]*y[5];
      G4double inv_momentum_magnitude = 1.0 / std::sqrt( momentum_mag_square );
      G4double cof = FCof()*inv_momentum_magnitude;
      
      dydx[0] = y[3]*inv_momentum_magnitude;       //  (d/ds)x = Vx/V
      dydx[1] = y[4]*inv_momentum_magnitude;       //  (d/ds)y = Vy/V
      dydx[2] = y[5]*inv_momentum_magnitude;       //  (d/ds)z = Vz/V
      
      dydx[3] = cof*(y[4]*B[2] - y[5]*B[1]) ;  // Ax = a*(Vy*Bz - Vz*By)
      dydx[4] = cof*(y[5]*B[0] - y[3]*B[2]) ;  // Ay = a*(Vz*Bx - Vx*Bz)
      dydx[5] = cof*(y[3]*B[1] - y[4]*B[0]) ;  // Az = a*(Vx*By - Vy*Bx)
      
      return ;
    }

TEvaluateRhsGivenB() [2/2]

template<class T_Field>

G4TMagFieldEquation< T_Field >::TEvaluateRhsGivenB	(	y	,
		Field	,
		dydx	)

Member Data Documentation

dydx

template<class T_Field>

G4double G4TMagFieldEquation< T_Field >::dydx[]

Initial value:

{
      G4double Field[G4maximum_number_of_field_components]

Definition at line 82 of file G4TMagFieldEquation.hh.

Referenced by TEvaluateRhsGivenB(), and TEvaluateRhsGivenB().

PositionAndTime [1/2]

template<class T_Field>

G4TMagFieldEquation< T_Field >::PositionAndTime[3] = y[0]

Definition at line 87 of file G4TMagFieldEquation.hh.

PositionAndTime [2/2]

template<class T_Field>

G4double G4TMagFieldEquation< T_Field >::PositionAndTime[4]

Definition at line 86 of file G4TMagFieldEquation.hh.

Referenced by GetFieldValue().

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The documentation for this class was generated from the following file:

• G4TMagFieldEquation.hh