SecondOrderPoly Class Reference

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)
LineParameters< float > *	createDerivative () const
float	getExtremePos () const
int	getRoots (float &pos0, float &pos1) const
float	getValue (float pos) const
void	setFromSamples (float y0, float y1, float y2)
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 ()

Public Attributes
float	a
float	b
float	c

Detailed Description

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

<>

Constructor & Destructor Documentation

SecondOrderPoly()

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

inline

Member Function Documentation

createDerivative()

LineParameters<float>* SecondOrderPoly::createDerivative

(

)

const

getExtremePos()

float SecondOrderPoly::getExtremePos ( ) const

inline

getRoots()

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

inline

getValue()

float SecondOrderPoly::getValue ( float  pos ) const

inline

setFromSamples()

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

Member Data Documentation

a

float SecondOrderPoly::a

b

float SecondOrderPoly::b

c

float SecondOrderPoly::c