F04FocusSolenoid Class Reference

#include <F04FocusSolenoid.hh>

Inheritance diagram for F04FocusSolenoid:

Public Member Functions
	F04FocusSolenoid (G4double, G4double, G4double, G4LogicalVolume *, G4ThreeVector)
	Default constructor. More...
virtual	~F04FocusSolenoid ()
	Destructor. More...
void	SetHalf (G4bool h)
	Set F04FocusSolenoid to only half-focusing (default negative z) More...
virtual void	AddFieldValue (const G4double point[4], G4double field[6]) const
Public Member Functions inherited from F04SimpleSolenoid
	F04SimpleSolenoid (G4double, G4double, G4LogicalVolume *, G4ThreeVector)
	Default constructor. More...
virtual	~F04SimpleSolenoid ()
	Destructor. More...
virtual G4double	GetLength ()
	GetLength() returns the length of the solenoid. More...
virtual G4double	GetWidth ()
	GetWidth() returns the solenoid diameter. More...
virtual G4double	GetHeight ()
	GetHeight() returns the solenoid diameter. More...
void	SetFringeZ (G4double z)
	SetFringeZ(G4double) sets the solenoid fringe field z-length. More...
G4double	GetFringeZ ()
	GetFringeZ() returns the solenoid fringe field z-length. More...
G4bool	IsOutside (G4ThreeVector &local) const
	IsOutside() returns true when outside the solenoid. More...
G4bool	IsWithin (G4ThreeVector &local) const
	IsWithin() returns true when inside the solenoid. More...
Public Member Functions inherited from F04ElementField
	F04ElementField (const G4ThreeVector, G4LogicalVolume *)
	Constructor. More...
void	Construct ()
	the actual implementation constructs the F04ElementField More...
virtual	~F04ElementField ()
	Destructor. More...
void	SetMaxStep (G4double stp)
	SetMaxStep(G4double) sets the max. step size. More...
G4double	GetMaxStep ()
	GetMaxStep() returns the max. step size. More...
void	SetColor (G4String c)
	SetColor(G4String) sets the color. More...
G4String	GetColor ()
	GetColor() returns the color. More...
void	SetGlobalPoint (const G4double point[4])
bool	IsInBoundingBox (const G4double point[4]) const

Additional Inherited Members
Static Public Member Functions inherited from F04ElementField
static G4VisAttributes *	GetVisAttribute (G4String color)
	GetVisAttribute() returns the appropriate G4VisAttributes. More...
Protected Attributes inherited from F04ElementField
G4LogicalVolume *	fVolume
G4AffineTransform	fGlobal2local

Detailed Description

Definition at line 42 of file F04FocusSolenoid.hh.

Constructor & Destructor Documentation

F04FocusSolenoid::F04FocusSolenoid	(	G4double	Ba,
		G4double	Bb,
		G4double	fz,
		G4LogicalVolume *	lv,
		G4ThreeVector	c
	)

Default constructor.

Definition at line 43 of file F04FocusSolenoid.cc.

                                            : F04SimpleSolenoid(Ba, fz, lv, c)

{
   fHalf = false;
   fB1 = Ba;
   fB2 = Bb;
}

virtual F04FocusSolenoid::~F04FocusSolenoid ( )

inlinevirtual

Destructor.

Definition at line 51 of file F04FocusSolenoid.hh.

{}

Member Function Documentation

void F04FocusSolenoid::AddFieldValue ( const G4double  point[4], G4double  field[6]  ) const

virtual

AddFieldValue() adds the field for this solenoid into field[]. point[] is in global coordinates.

Reimplemented from F04SimpleSolenoid.

Definition at line 55 of file F04FocusSolenoid.cc.

References F04ElementField::fGlobal2local, G4AffineTransform::Inverse(), F04SimpleSolenoid::IsOutside(), local, G4AffineTransform::TransformAxis(), G4AffineTransform::TransformPoint(), and CLHEP::Hep3Vector::z().

{
   G4ThreeVector global(point[0],point[1],point[2]);

   G4ThreeVector local = fGlobal2local.TransformPoint(global);

   if (IsOutside(local)) return;

   G4double length = ((F04SimpleSolenoid*)this)->GetLength();

   G4double Bz = (fB2-fB1) * std::abs(local.z())/(length/2.) + fB1;

   if (fHalf) { if (local.z() >= 0.) Bz = fB1; }

   G4ThreeVector B(0.0,0.0,Bz);

   B = fGlobal2local.Inverse().TransformAxis(B);

   field[0] += B[0];
   field[1] += B[1];
   field[2] += B[2];
}

void F04FocusSolenoid::SetHalf ( G4bool  h )

inline

Set F04FocusSolenoid to only half-focusing (default negative z)

Definition at line 54 of file F04FocusSolenoid.hh.

{ fHalf = h; }

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

• F04FocusSolenoid.hh
• F04FocusSolenoid.cc