vgl_ellipsoid_3d< T > Class Template Reference

#include <vgl_ellipsoid_3d.h>

List of all members.

Public Member Functions
	vgl_ellipsoid_3d ()
	Default constructor: no initialisations.
	vgl_ellipsoid_3d (vgl_point_3d< T > const &cntr, T x_halflen, T y_halflen, T z_halflen, vgl_rotation_3d< T > const &orient=vgl_rotation_3d< T >())
	Construct from a center point, three extrusion factors, and optionally a rotation.
vgl_point_3d< T >	center () const
	returns the symmetry point (centre) of the ellipsoid.
T	x_halflength () const
	returns the scaling factor along the first principal axis.
T	y_halflength () const
	returns the scaling factor along the second principal axis.
T	z_halflength () const
	returns the scaling factor along the third principal axis.
vgl_rotation_3d< T >	orientation () const
	returns the rotation that created this ellipsoid from an axes-aligned one.
void	set_center (vgl_point_3d< T > const &cntr)
	shifts (translates) the ellipsoid by setting its symmetry point (centre).
void	set_orientation (vgl_rotation_3d< T > orient)
	sets the rotation that would create this ellipsoid from an axes-aligned one.
void	set_halflengths (T x, T y, T z)
	sets the scalings along the three principal axes.
bool	operator== (vgl_ellipsoid_3d< T > const &e) const
	comparison operator.
vcl_ostream &	print (vcl_ostream &s) const
	Writes "<vgl_ellipsoid_3d center=(x0,y0,z0), orientation, size=(x_hl,y_hl,z_hl)" to stream.
Private Attributes
vgl_point_3d< T >	center_
T	x_halflength_
T	y_halflength_
T	z_halflength_
vgl_rotation_3d< T >	orientation_

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Detailed Description

template<class T>
class vgl_ellipsoid_3d< T >

Definition at line 30 of file vgl_ellipsoid_3d.h.

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Constructor & Destructor Documentation

template<class T>

vgl_ellipsoid_3d< T >::vgl_ellipsoid_3d

(

)

[inline]

Default constructor: no initialisations.

Definition at line 40 of file vgl_ellipsoid_3d.h.

template<class T>

vgl_ellipsoid_3d< T >::vgl_ellipsoid_3d	(	vgl_point_3d< T > const &	cntr,
		T	x_halflen,
		T	y_halflen,
		T	z_halflen,
		vgl_rotation_3d< T > const &	orient = vgl_rotation_3d<T>()
	)		[inline]

Construct from a center point, three extrusion factors, and optionally a rotation.

Definition at line 43 of file vgl_ellipsoid_3d.h.

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Member Function Documentation

template<class T>

vgl_point_3d<T> vgl_ellipsoid_3d< T >::center

(

)

const [inline]

returns the symmetry point (centre) of the ellipsoid.

Definition at line 51 of file vgl_ellipsoid_3d.h.

template<class T >

bool vgl_ellipsoid_3d< T >::operator==

(

vgl_ellipsoid_3d< T > const &

e

)

const

comparison operator.

Definition at line 11 of file vgl_ellipsoid_3d.txx.

template<class T>

vgl_rotation_3d<T> vgl_ellipsoid_3d< T >::orientation

(

)

const [inline]

returns the rotation that created this ellipsoid from an axes-aligned one.

Definition at line 59 of file vgl_ellipsoid_3d.h.

template<class T >

vcl_ostream & vgl_ellipsoid_3d< T >::print

(

vcl_ostream &

s

)

const

Writes "<vgl_ellipsoid_3d center=(x0,y0,z0), orientation, size=(x_hl,y_hl,z_hl)" to stream.

Definition at line 22 of file vgl_ellipsoid_3d.txx.

template<class T>

void vgl_ellipsoid_3d< T >::set_center

(

vgl_point_3d< T > const &

cntr

)

[inline]

shifts (translates) the ellipsoid by setting its symmetry point (centre).

Definition at line 62 of file vgl_ellipsoid_3d.h.

template<class T>

void vgl_ellipsoid_3d< T >::set_halflengths	(	T	x,
		T	y,
		T	z
	)		[inline]

sets the scalings along the three principal axes.

Definition at line 66 of file vgl_ellipsoid_3d.h.

template<class T>

void vgl_ellipsoid_3d< T >::set_orientation

(

vgl_rotation_3d< T >

orient

)

[inline]

sets the rotation that would create this ellipsoid from an axes-aligned one.

Definition at line 64 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::x_halflength

(

)

const [inline]

returns the scaling factor along the first principal axis.

Definition at line 53 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::y_halflength

(

)

const [inline]

returns the scaling factor along the second principal axis.

Definition at line 55 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::z_halflength

(

)

const [inline]

returns the scaling factor along the third principal axis.

Definition at line 57 of file vgl_ellipsoid_3d.h.

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Member Data Documentation

template<class T>

vgl_point_3d<T> vgl_ellipsoid_3d< T >::center_ [private]

Definition at line 32 of file vgl_ellipsoid_3d.h.

template<class T>

vgl_rotation_3d<T> vgl_ellipsoid_3d< T >::orientation_ [private]

Definition at line 36 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::x_halflength_ [private]

Definition at line 33 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::y_halflength_ [private]

Definition at line 34 of file vgl_ellipsoid_3d.h.

template<class T>

T vgl_ellipsoid_3d< T >::z_halflength_ [private]

Definition at line 35 of file vgl_ellipsoid_3d.h.

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

• core/vgl/algo/vgl_ellipsoid_3d.h
• core/vgl/algo/vgl_ellipsoid_3d.txx