Geant4: G4Mag_UsualEqRhs Class Reference

G4Mag_UsualEqRhs::G4Mag_UsualEqRhs ( G4MagneticField * MagField )

Definition at line 42 of file G4Mag_UsualEqRhs.cc.

00043   : G4Mag_EqRhs( MagField ) {}

G4Mag_UsualEqRhs::~G4Mag_UsualEqRhs ( ) [virtual]

Definition at line 45 of file G4Mag_UsualEqRhs.cc.

00045 {}

void G4Mag_UsualEqRhs::EvaluateRhsGivenB	(	const G4double	y[],
		const G4double	B[3],
		G4double	dydx[]
	)			const `[virtual]`

Implements G4Mag_EqRhs.

Reimplemented in G4ErrorMag_UsualEqRhs.

Definition at line 48 of file G4Mag_UsualEqRhs.cc.

References G4Mag_EqRhs::FCof().

Referenced by G4ErrorMag_UsualEqRhs::EvaluateRhsGivenB().

00051 {
00052    G4double momentum_mag_square = y[3]*y[3] + y[4]*y[4] + y[5]*y[5];
00053    G4double inv_momentum_magnitude = 1.0 / std::sqrt( momentum_mag_square );
00054 
00055    G4double cof = FCof()*inv_momentum_magnitude;
00056 
00057    dydx[0] = y[3]*inv_momentum_magnitude;       //  (d/ds)x = Vx/V
00058    dydx[1] = y[4]*inv_momentum_magnitude;       //  (d/ds)y = Vy/V
00059    dydx[2] = y[5]*inv_momentum_magnitude;       //  (d/ds)z = Vz/V
00060 
00061    dydx[3] = cof*(y[4]*B[2] - y[5]*B[1]) ;   // Ax = a*(Vy*Bz - Vz*By)
00062    dydx[4] = cof*(y[5]*B[0] - y[3]*B[2]) ;   // Ay = a*(Vz*Bx - Vx*Bz)
00063    dydx[5] = cof*(y[3]*B[1] - y[4]*B[0]) ;   // Az = a*(Vx*By - Vy*Bx)
00064 
00065    return ;
00066 }

void G4Mag_UsualEqRhs::SetChargeMomentumMass	(	G4double	particleCharge,
		G4double	MomentumXc,
		G4double	mass
	)			`[virtual]`

Reimplemented from G4Mag_EqRhs.

Definition at line 70 of file G4Mag_UsualEqRhs.cc.

References G4Mag_EqRhs::SetChargeMomentumMass().

00074 {
00075    G4Mag_EqRhs::SetChargeMomentumMass( particleCharge, MomentumXc, mass);
00076 }


Public Member Functions
	G4Mag_UsualEqRhs (G4MagneticField *MagField)
virtual	~G4Mag_UsualEqRhs ()
void	EvaluateRhsGivenB (const G4double y[], const G4double B[3], G4double dydx[]) const
virtual void	SetChargeMomentumMass (G4double particleCharge, G4double MomentumXc, G4double mass)

G4Mag_UsualEqRhs Class Reference

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation