G4ScaleTransform Class Reference

G4ScaleTransform is a class for geometric scaling transformations. It supports efficient arbitrary transformation of points, vectors and normals and the computation of compound and inverse transformations. More...

#include <G4ScaleTransform.hh>

Public Member Functions
	G4ScaleTransform ()
	G4ScaleTransform (G4double sx, G4double sy, G4double sz)
	G4ScaleTransform (const G4ThreeVector &scale)
	G4ScaleTransform (const G4Scale3D &scale)
	G4ScaleTransform (const G4ScaleTransform &right)
G4ScaleTransform &	operator= (const G4ScaleTransform &right)
void	Init ()
const G4ThreeVector &	GetScale () const
const G4ThreeVector &	GetInvScale () const
void	SetScale (const G4ThreeVector &scale)
void	SetScale (const G4Scale3D &scale)
void	SetScale (G4double sx, G4double sy, G4double sz)
void	Transform (const G4ThreeVector &global, G4ThreeVector &local) const
G4ThreeVector	Transform (const G4ThreeVector &global) const
void	InverseTransform (const G4ThreeVector &local, G4ThreeVector &global) const
G4ThreeVector	InverseTransform (const G4ThreeVector &local) const
void	TransformNormal (const G4ThreeVector &global, G4ThreeVector &local) const
G4ThreeVector	TransformNormal (const G4ThreeVector &global) const
void	InverseTransformNormal (const G4ThreeVector &local, G4ThreeVector &global) const
G4ThreeVector	InverseTransformNormal (const G4ThreeVector &local) const
G4double	TransformDistance (G4double dist, const G4ThreeVector &dir) const
G4double	TransformDistance (G4double safety) const
G4double	InverseTransformDistance (G4double dist, const G4ThreeVector &dir) const
G4double	InverseTransformDistance (G4double safety) const

Detailed Description

G4ScaleTransform is a class for geometric scaling transformations. It supports efficient arbitrary transformation of points, vectors and normals and the computation of compound and inverse transformations.

Definition at line 63 of file G4ScaleTransform.hh.

Constructor & Destructor Documentation

G4ScaleTransform() [1/5]

G4ScaleTransform::G4ScaleTransform ( )

inline

Default Constructor.

Referenced by G4ScaleTransform(), and operator=().

G4ScaleTransform() [2/5]

G4ScaleTransform::G4ScaleTransform ( G4double sx, G4double sy, G4double sz )

inline

Constructor with scale parameters on each axis.

Parameters

[in]	sx	Scaling in X.
[in]	sy	Scaling in Y.
[in]	sz	Scaling in Z.

G4ScaleTransform() [3/5]

G4ScaleTransform::G4ScaleTransform ( const G4ThreeVector & scale )

inline

Constructor taking a 3-vector.

Parameters

[in]

scale

Scaling transformation.

G4ScaleTransform() [4/5]

G4ScaleTransform::G4ScaleTransform ( const G4Scale3D & scale )

inline

Constructor taking a Scale3D.

Parameters

[in]

scale

Scaling transformation.

G4ScaleTransform() [5/5]

G4ScaleTransform::G4ScaleTransform ( const G4ScaleTransform & right )

inline

Copy constructor and assignment operator.

Member Function Documentation

GetInvScale()

const G4ThreeVector & G4ScaleTransform::GetInvScale ( ) const

inline

GetScale()

const G4ThreeVector & G4ScaleTransform::GetScale ( ) const

inline

Accessors returning a reference to the scale and inverse scale transformations.

Init()

void G4ScaleTransform::Init ( )

inline

Updates the backed-up inverse scale and special conversion factors based on the values of the scale. Needed at initialisation and whenever the scale has changed value.

InverseTransform() [1/2]

G4ThreeVector G4ScaleTransform::InverseTransform ( const G4ThreeVector & local ) const

inline

InverseTransform() [2/2]

void G4ScaleTransform::InverseTransform ( const G4ThreeVector & local, G4ThreeVector & global ) const

inline

Methods to transform a point from local to global frame.

InverseTransformDistance() [1/2]

G4double G4ScaleTransform::InverseTransformDistance ( G4double dist, const G4ThreeVector & dir ) const

inline

Transforms a distance 'dist' along a given direction 'dir' from local to global frame.

InverseTransformDistance() [2/2]

G4double G4ScaleTransform::InverseTransformDistance ( G4double safety ) const

inline

Transforms a 'safety' distance from local to global frame (conservative).

InverseTransformNormal() [1/2]

G4ThreeVector G4ScaleTransform::InverseTransformNormal ( const G4ThreeVector & local ) const

inline

InverseTransformNormal() [2/2]

void G4ScaleTransform::InverseTransformNormal ( const G4ThreeVector & local, G4ThreeVector & global ) const

inline

Methods to transform a normal from local to global frame.

operator=()

G4ScaleTransform & G4ScaleTransform::operator= ( const G4ScaleTransform & right )

inline

SetScale() [1/3]

void G4ScaleTransform::SetScale ( const G4Scale3D & scale )

inline

SetScale() [2/3]

void G4ScaleTransform::SetScale ( const G4ThreeVector & scale )

inline

Modifiers for the scale transformation.

SetScale() [3/3]

void G4ScaleTransform::SetScale ( G4double sx, G4double sy, G4double sz )

inline

Transform() [1/2]

G4ThreeVector G4ScaleTransform::Transform ( const G4ThreeVector & global ) const

inline

Transform() [2/2]

void G4ScaleTransform::Transform ( const G4ThreeVector & global, G4ThreeVector & local ) const

inline

Methods to transform a point from global to local frame.

TransformDistance() [1/2]

G4double G4ScaleTransform::TransformDistance ( G4double dist, const G4ThreeVector & dir ) const

inline

Transforms a distance 'dist' along a given direction 'dir' from global to local frame.

TransformDistance() [2/2]

G4double G4ScaleTransform::TransformDistance ( G4double safety ) const

inline

Transforms a 'safety' distance from global to local frame (conservative).

TransformNormal() [1/2]

G4ThreeVector G4ScaleTransform::TransformNormal ( const G4ThreeVector & global ) const

inline

TransformNormal() [2/2]

void G4ScaleTransform::TransformNormal ( const G4ThreeVector & global, G4ThreeVector & local ) const

inline

Methods to transform a normal from global to local frame.

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

• G4ScaleTransform.hh