iso::geom::SplineAlg Class Reference

#include <iso_geom_spline_alg.h>

Inherited by iso::geom::BezierSplineAlg, and iso::geom::HermiteSplineAlg.

Inheritance diagram for iso::geom::SplineAlg:

[legend]List of all members.

Public Member Functions
	SplineAlg (unsigned int p_dimension, unsigned int p_controlCount, unsigned int p_subdivisionCount)
	create spline algorithm
virtual	~SplineAlg ()
	destructor
virtual SplineAlg *	copy () const=0
	create a copy of a spline alg
unsigned int	dimension () const
	return spline dimension
unsigned int	controlCount () const
	return number of control points
unsigned int	subdivisionCount () const
	return number of subdivisons
virtual void	setSubdivisionCount (unsigned int p_subdivisionCount)
	set subdivision count
virtual void	createSpline (QVector< math::Vector< real > > &p_controlPoints, QVector< math::Vector< real > > &p_splinePoints, bool b_closed=false)=0
	create spline
Protected Member Functions
	SplineAlg ()
	default constructor
virtual void	preCalc ()=0
	precalculate polynomial values
Protected Attributes
unsigned int	m_dimension
	spline dimension
unsigned int	m_controlCount
	number of control points
unsigned int	m_subdivisionCount
	number of subdivisions
math::Matrix< real >	m_SM
	interpolation parameter matrix
math::Matrix< real >	m_CM
	spline parameter matrix
math::Matrix< real >	m_HM
	spline polynomial matrix
math::Matrix< real >	m_PM
	resulting point in matrix form
math::Matrix< real > **	m_preCalcMatrices
	array of matrices containing precalculated polynomial values

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Constructor & Destructor Documentation

SplineAlg::SplineAlg	(	unsigned int	p_dimension,
		unsigned int	p_controlCount,
		unsigned int	p_subdivisionCount
	)

create spline algorithm

Parameters:

	p_dimension	dimension of spline
	p_controlCount	number of control points
	p_subdivisionCount	number of subdivisions

SplineAlg::~SplineAlg

(

)

[virtual]

destructor

SplineAlg::SplineAlg

(

)

[protected]

default constructor

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Member Function Documentation

virtual SplineAlg* iso::geom::SplineAlg::copy

(

)

const [pure virtual]

create a copy of a spline alg

Returns:

copy of spline alg

Implemented in iso::geom::BezierSplineAlg, and iso::geom::HermiteSplineAlg.

unsigned int SplineAlg::dimension

(

)

const

return spline dimension

Returns:

spline dimension

unsigned int SplineAlg::controlCount

(

)

const

return number of control points

Returns:

number of control points

unsigned int SplineAlg::subdivisionCount

(

)

const

return number of subdivisons

Returns:

number of subdivisions

void SplineAlg::setSubdivisionCount

(

unsigned int

p_subdivisionCount

)

[virtual]

set subdivision count

Parameters:

p_subdivisionCount

subdivision count

Reimplemented in iso::geom::BezierSplineAlg, and iso::geom::HermiteSplineAlg.

virtual void iso::geom::SplineAlg::createSpline	(	QVector< math::Vector< real > > &	p_controlPoints,
		QVector< math::Vector< real > > &	p_splinePoints,
		bool	b_closed = false
	)			[pure virtual]

create spline

Parameters:

	p_controlPoints	control points
	p_splinePoints	resulting spline points
	b_closed	whether spline should be closed or not

Implemented in iso::geom::BezierSplineAlg, and iso::geom::HermiteSplineAlg.

virtual void iso::geom::SplineAlg::preCalc

(

)

[protected, pure virtual]

precalculate polynomial values

Implemented in iso::geom::BezierSplineAlg, and iso::geom::HermiteSplineAlg.

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Member Data Documentation

unsigned int iso::geom::SplineAlg::m_dimension [protected]

spline dimension

unsigned int iso::geom::SplineAlg::m_controlCount [protected]

number of control points

unsigned int iso::geom::SplineAlg::m_subdivisionCount [protected]

number of subdivisions

math::Matrix<real> iso::geom::SplineAlg::m_SM [protected]

interpolation parameter matrix

math::Matrix<real> iso::geom::SplineAlg::m_CM [protected]

spline parameter matrix

math::Matrix<real> iso::geom::SplineAlg::m_HM [protected]

spline polynomial matrix

math::Matrix<real> iso::geom::SplineAlg::m_PM [protected]

resulting point in matrix form

math::Matrix<real>** iso::geom::SplineAlg::m_preCalcMatrices [protected]

array of matrices containing precalculated polynomial values

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

• /Users/dbisig/programming/swarms/trunk/geom/trunk/code/spline/iso_geom_spline_alg.h
• /Users/dbisig/programming/swarms/trunk/geom/trunk/code/spline/iso_geom_spline_alg.cpp

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