aims::DiscreteBSpline Class Reference

Discrete B-Splines B-Spline pre sampled only on integral values. More...

#include <aims/math/bspline.h>

Inheritance diagram for aims::DiscreteBSpline:

Collaboration diagram for aims::DiscreteBSpline:

Public Member Functions
	DiscreteBSpline (unsigned order=3, float scale=1., bool shifted=false)
	Constructor/Destructor/Copy.
	DiscreteBSpline (const DiscreteBSpline &other)
virtual	~DiscreteBSpline ()
DiscreteBSpline &	operator= (const DiscreteBSpline &other)
virtual double	operator() (int x) const
	Get value.
virtual double	at (int x) const
virtual void	reset (unsigned order=3, float scale=1., bool shifted=false)
	Set parameters Be aware that a call to reset, setOrder, setNbDer and setLength will trigger a reallocation of the array and a recomputing of the values.
virtual void	setOrder (unsigned order)
	order
virtual void	setScale (float scale)
	scale
virtual void	setShifted (bool shifted=true)
	shifted
virtual void	setCentered (bool centered=true)
	centered
Public Member Functions inherited from aims::BSpline
	BSpline (unsigned order=3, float scale=1., bool shifted=false)
	BSpline (const BSpline &other)
virtual	~BSpline ()
BSpline &	operator= (const BSpline &other)
unsigned	order () const
	Get parameters @ { spline order.
float	scale () const
	spline scale
bool	shifted () const
	is shifted ?
bool	centered () const
	is centered ?
virtual double	operator() (double x) const
	Compute value.
virtual double	at (double x) const
	spline value at point x
virtual double	derivative (double x, unsigned n=1) const
	n-th derivative of the spline at point x
virtual const Point2dd &	support () const
	Get the inferior and superior boundaries of the function support (i.e.

Protected Member Functions
void	setArray ()
void	setSupport ()
Protected Member Functions inherited from aims::BSpline
double	dO () const

Protected Attributes
std::vector< double >	_values
Protected Attributes inherited from aims::BSpline
unsigned	_order
float	_scale
bool	_shift
Point2dd	_support

Detailed Description

Discrete B-Splines B-Spline pre sampled only on integral values.

Definition at line 325 of file bspline.h.

Constructor & Destructor Documentation

DiscreteBSpline() [1/2]

aims::DiscreteBSpline::DiscreteBSpline	(	unsigned	order = 3,
		float	scale = 1.,
		bool	shifted = false )

Constructor/Destructor/Copy.

References aims::BSpline::order(), aims::BSpline::scale(), and aims::BSpline::shifted().

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

DiscreteBSpline() [2/2]

aims::DiscreteBSpline::DiscreteBSpline

(

const DiscreteBSpline &

other

)

References DiscreteBSpline().

~DiscreteBSpline()

virtual aims::DiscreteBSpline::~DiscreteBSpline ( )

virtual

Member Function Documentation

at()

virtual double aims::DiscreteBSpline::at ( int x ) const

virtual

operator()()

virtual double aims::DiscreteBSpline::operator() ( int x ) const

virtual

Get value.

operator=()

DiscreteBSpline & aims::DiscreteBSpline::operator=

(

const DiscreteBSpline &

other

)

References DiscreteBSpline().

reset()

virtual void aims::DiscreteBSpline::reset ( unsigned order = 3, float scale = 1., bool shifted = false )

virtual

Set parameters Be aware that a call to reset, setOrder, setNbDer and setLength will trigger a reallocation of the array and a recomputing of the values.

If several of these values need changing, it is thus avdised to use the reset() method.

(Re)set all parameters

Reimplemented from aims::BSpline.

References aims::BSpline::order(), aims::BSpline::scale(), and aims::BSpline::shifted().

setArray()

void aims::DiscreteBSpline::setArray ( )

protected

setCentered()

virtual void aims::DiscreteBSpline::setCentered ( bool centered = true )

virtual

centered

Reimplemented from aims::BSpline.

References aims::BSpline::centered().

setOrder()

virtual void aims::DiscreteBSpline::setOrder ( unsigned order )

virtual

order

Reimplemented from aims::BSpline.

References aims::BSpline::order().

setScale()

virtual void aims::DiscreteBSpline::setScale ( float scale )

virtual

scale

Reimplemented from aims::BSpline.

References aims::BSpline::scale().

setShifted()

virtual void aims::DiscreteBSpline::setShifted ( bool shifted = true )

virtual

shifted

Reimplemented from aims::BSpline.

References aims::BSpline::shifted().

setSupport()

void aims::DiscreteBSpline::setSupport ( )

protectedvirtual

Reimplemented from aims::BSpline.

Member Data Documentation

_values

std::vector<double> aims::DiscreteBSpline::_values

protected

Definition at line 371 of file bspline.h.

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

• aims/math/bspline.h