A class for 2nd order polynomials of the form: a x^2 + b x + c. More...

Inheritance diagram for SecondOrderPoly:

Public Member Functions
	SecondOrderPoly (float a_=0, float b_=0, float c_=0)

void	setFromSamples (float y0, float y1, float y2)

float	getValue (float pos) const

float	getExtremePos () const

int	getRoots (float &pos0, float &pos1) const

LineParameters< float > *	createDerivative () const

Public Member Functions inherited from MathFunction< RT, PT >
virtual RT	getNDValue (const PT *pos) const

virtual int	getNrDim () const

virtual RT	getValue (PT) const =0

Public Member Functions inherited from MathFunctionND< RT, PT >
virtual	~MathFunctionND ()

Detailed Description

A class for 2nd order polynomials of the form: a x^2 + b x + c.

Constructor & Destructor Documentation

SecondOrderPoly::SecondOrderPoly	(	float	a_ = `0`,
		float	b_ = `0`,
		float	c_ = `0`
	)

inline

LineParameters<float>* SecondOrderPoly::createDerivative ( ) const

float SecondOrderPoly::getExtremePos ( ) const

inline

int SecondOrderPoly::getRoots	(	float &	pos0,
		float &	pos1
	)		const

inline

float SecondOrderPoly::getValue ( float pos ) const

inline

void SecondOrderPoly::setFromSamples	(	float	y0,
		float	y1,
		float	y2
	)

inline

Fits the polynomial through the points. The points are considered to be sampled with y0 at x=-1 and y2 at x=1

float SecondOrderPoly::a

float SecondOrderPoly::b

float SecondOrderPoly::c