#include <G4QuadrupoleMagField.hh>

Inheritance diagram for G4QuadrupoleMagField:

Public Member Functions
	G4QuadrupoleMagField (G4double pGradient)

	G4QuadrupoleMagField (G4double pGradient, G4ThreeVector pOrigin, G4RotationMatrix *pMatrix)

	~G4QuadrupoleMagField ()

void	GetFieldValue (const G4double yTrack[], G4double B[]) const

Public Member Functions inherited from G4MagneticField
	G4MagneticField ()

virtual	~G4MagneticField ()

	G4MagneticField (const G4MagneticField &r)

G4MagneticField &	operator= (const G4MagneticField &p)

G4bool	DoesFieldChangeEnergy () const

virtual void	GetFieldValue (const G4double Point[4], G4double *Bfield) const =0

Public Member Functions inherited from G4ElectroMagneticField
	G4ElectroMagneticField ()

virtual	~G4ElectroMagneticField ()

	G4ElectroMagneticField (const G4ElectroMagneticField &r)

G4ElectroMagneticField &	operator= (const G4ElectroMagneticField &p)

virtual void	GetFieldValue (const G4double Point[4], G4double *Bfield) const =0

virtual G4bool	DoesFieldChangeEnergy () const =0

Public Member Functions inherited from G4Field
virtual void	GetFieldValue (const double Point[4], double *fieldArr) const =0

	G4Field (G4bool gravityOn=false)

	G4Field (const G4Field &)

virtual	~G4Field ()

G4Field &	operator= (const G4Field &p)

virtual G4bool	DoesFieldChangeEnergy () const =0

G4bool	IsGravityActive () const

void	SetGravityActive (G4bool OnOffFlag)

Detailed Description

Definition at line 54 of file G4QuadrupoleMagField.hh.

Constructor & Destructor Documentation

◆ G4QuadrupoleMagField() [1/2]

G4QuadrupoleMagField::G4QuadrupoleMagField ( G4double pGradient )

Definition at line 36 of file G4QuadrupoleMagField.cc.

{
 
   fGradient = pGradient ;
   fOrigin      = G4ThreeVector( 0.0, 0.0, 0.0) ;
   fpMatrix      = &IdentityMatrix;
}

◆ G4QuadrupoleMagField() [2/2]

G4QuadrupoleMagField::G4QuadrupoleMagField	(	G4double	pGradient,
		G4ThreeVector	pOrigin,
		G4RotationMatrix *	pMatrix
	)

Definition at line 46 of file G4QuadrupoleMagField.cc.

{
   fGradient    = pGradient ;
   fOrigin      = pOrigin ;
   fpMatrix      = pMatrix ;
}

◆ ~G4QuadrupoleMagField()

G4QuadrupoleMagField::~G4QuadrupoleMagField ( )

Definition at line 56 of file G4QuadrupoleMagField.cc.

57{

58}

Member Function Documentation

◆ GetFieldValue()

void G4QuadrupoleMagField::GetFieldValue	(	const G4double	yTrack[],
		G4double	B[]
	)		const

Definition at line 64 of file G4QuadrupoleMagField.cc.

{
 
   G4ThreeVector r_global = G4ThreeVector(
        y[0] - fOrigin.x(), 
        y[1] - fOrigin.y(), 
        y[2] - fOrigin.z());
 
   G4ThreeVector r_local = G4ThreeVector(
           fpMatrix->colX() * r_global,
           fpMatrix->colY() * r_global,
           fpMatrix->colZ() * r_global);
 
   G4ThreeVector B_local = G4ThreeVector(
           fGradient * r_local.y(),
        fGradient * r_local.x(),
        0);
 
   G4ThreeVector B_global = G4ThreeVector(
           fpMatrix->inverse().rowX() * B_local,
           fpMatrix->inverse().rowY() * B_local,
           fpMatrix->inverse().rowZ() * B_local);
 
   B[0] = B_global.x() ;
   B[1] = B_global.y() ;
   B[2] = B_global.z() ;
}

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