Package georegression.struct.curve

Class ParabolaGeneral_F64

java.lang.Object

georegression.struct.curve.ParabolaGeneral_F64

public class ParabolaGeneral_F64
extends Object

Parabola is a specific type of conic that is defined below using 5 coefficients.

(A*x + C*y)² + D*x + E*y + F = 0

Field Summary

Fields

Modifier and Type	Field	Description
double	A	Coefficients.
double	C	Coefficients.
double	D	Coefficients.
double	E	Coefficients.
double	F	Coefficients.

Constructor Summary

Constructors

Constructor	Description
ParabolaGeneral_F64()
ParabolaGeneral_F64(double a, double c, double d, double e, double f)
ParabolaGeneral_F64(ParabolaGeneral_F64 original)

Method Summary

Modifier and Type	Method	Description
double	evaluate(double x, double y)
void	fromArray(double[] array)
boolean	hasUncountable()	Returns true if any of its parameters have an uncountable number
boolean	isEquivalent(ParabolaGeneral_F64 parabola, double tol)	Determines if they are equivalent up to a scale factor
double	relativeScale(ParabolaGeneral_F64 parabola)
ParabolaGeneral_F64	setTo(double a, double c, double d, double e, double f)
ParabolaGeneral_F64	setTo(ParabolaGeneral_F64 original)
void	toArray(double[] array)
void	zero()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

A

public double A

Coefficients.

C

public double C

Coefficients.

D

public double D

Coefficients.

E

public double E

Coefficients.

F

public double F

Coefficients.

Constructor Details

ParabolaGeneral_F64

public ParabolaGeneral_F64(double a,
 double c,
 double d,
 double e,
 double f)

ParabolaGeneral_F64

public ParabolaGeneral_F64(ParabolaGeneral_F64 original)

ParabolaGeneral_F64

public ParabolaGeneral_F64()

Method Details

setTo

public ParabolaGeneral_F64 setTo(ParabolaGeneral_F64 original)

setTo

public ParabolaGeneral_F64 setTo(double a,
 double c,
 double d,
 double e,
 double f)

zero

public void zero()

evaluate

public double evaluate(double x,
 double y)

toArray

public void toArray(double[] array)

fromArray

public void fromArray(double[] array)

hasUncountable

public boolean hasUncountable()

Returns true if any of its parameters have an uncountable number

relativeScale

public double relativeScale(ParabolaGeneral_F64 parabola)

isEquivalent

public boolean isEquivalent(ParabolaGeneral_F64 parabola,
 double tol)

Determines if they are equivalent up to a scale factor