maspack.spatialmotion.projections

Class EllipticBoundary

java.lang.Object

maspack.spatialmotion.projections.EllipticBoundary

All Implemented Interfaces:

BoundaryCurve2D

public class EllipticBoundary
extends java.lang.Object
implements BoundaryCurve2D

Nested Class Summary

Nested classes/interfaces inherited from interface maspack.spatialmotion.projections.BoundaryCurve2D

BoundaryCurve2D.CurveType

Constructor Summary

Constructors

Constructor and Description
EllipticBoundary()
EllipticBoundary(VectorNd params)

Method Summary

Modifier and Type	Method and Description
double	getLength()
int	getNumParams()
VectorNd	getParameters()
Point2d	getPoint(double t)
void	getPoint(double t, double[] out)
static void	getPoint(double t, double a, double b, double[] out)
void	getTangent(double t, double[] out)
double	getTVar(double X, double Y)
BoundaryCurve2D.CurveType	getType()
boolean	isWithin(double X, double Y)
static boolean	isWithin(double X, double Y, double a, double b)
static int	projectPerp(double[] in, double a, double b, int quadrant, double[] out)
void	projectToBoundary(double[] in, double[] out)
boolean	projectWithin(double[] in, double[] out) If in[] is outside curve, projects to boundary
void	setParameters(VectorNd params)

Methods inherited from class java.lang.Object

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

Constructor Detail

EllipticBoundary

public EllipticBoundary(VectorNd params)

EllipticBoundary

public EllipticBoundary()

Method Detail

isWithin

public static boolean isWithin(double X,
                               double Y,
                               double a,
                               double b)

isWithin

public boolean isWithin(double X,
                        double Y)

Specified by:

isWithin in interface BoundaryCurve2D

getLength

public double getLength()

Specified by:

getLength in interface BoundaryCurve2D

getPoint

public Point2d getPoint(double t)

Specified by:

getPoint in interface BoundaryCurve2D

getTVar

public double getTVar(double X,
                      double Y)

Specified by:

getTVar in interface BoundaryCurve2D

getPoint

public static void getPoint(double t,
                            double a,
                            double b,
                            double[] out)

getPoint

public void getPoint(double t,
                     double[] out)

Specified by:

getPoint in interface BoundaryCurve2D

getTangent

public void getTangent(double t,
                       double[] out)

Specified by:

getTangent in interface BoundaryCurve2D

setParameters

public void setParameters(VectorNd params)

Specified by:

setParameters in interface BoundaryCurve2D

getParameters

public VectorNd getParameters()

Specified by:

getParameters in interface BoundaryCurve2D

getNumParams

public int getNumParams()

Specified by:

getNumParams in interface BoundaryCurve2D

getType

public BoundaryCurve2D.CurveType getType()

Specified by:

getType in interface BoundaryCurve2D

projectWithin

public boolean projectWithin(double[] in,
                             double[] out)

If in[] is outside curve, projects to boundary

Specified by:

projectWithin in interface BoundaryCurve2D

projectPerp

public static int projectPerp(double[] in,
                              double a,
                              double b,
                              int quadrant,
                              double[] out)

projectToBoundary

public void projectToBoundary(double[] in,
                              double[] out)

Specified by:

projectToBoundary in interface BoundaryCurve2D