cds.healpix.common.sphgeom

Class Cone

java.lang.Object

cds.healpix.common.sphgeom.CooXYZ

cds.healpix.common.sphgeom.Cone

public final class Cone
extends CooXYZ

Defines a cone on the unit sphere.

Author:

F.-X. Pineau

Constructor Summary

Constructors

Constructor and Description
Cone(CooXYZ center, double radiusRad) Creator.
Cone(double lonRad, double latRad, double radiusRad) Creator.
Cone(double x, double y, double z, double radiusRad) Creator.

Method Summary

Modifier and Type	Method and Description
boolean	contains(CooXYZ coo) Returns true if the given point is inside the cone.
double	radiusRad() Returns the angle of the cone (the distance between its center and the its edge), in radians.
java.lang.String	toString()

Methods inherited from class cds.healpix.common.sphgeom.CooXYZ

arcCenter, arcCenter, circumCenter, circumCenter, circumRadiusSphe, circumRadiusSphe, crossProd, euclDist, havDist, lat, lon, mec, mec, mec, normalizedSum, scalarProd, scalarProd, spheDist, toEquaCooXYZ, x, y, z

Methods inherited from class java.lang.Object

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

Constructor Detail

Cone

public Cone(CooXYZ center,
            double radiusRad)

Creator.

Parameters:

center - cetner of the cone

radiusRad - radius of the cone, in radians

Cone

public Cone(double lonRad,
            double latRad,
            double radiusRad)

Creator.

Parameters:

lonRad - longitude of the center of the cone, in radians

latRad - latitude of the center of the cone, in radians

radiusRad - radius of the cone, in radians

Cone

public Cone(double x,
            double y,
            double z,
            double radiusRad)

Creator.

Parameters:

x - first Cartesian coordinate of the center of the cone

y - second Cartesian coordinate of the center of the cone

z - third Cartesian coordinate of the center of the cone

radiusRad - radius of the cone, in radians

Method Detail

radiusRad

public double radiusRad()

Returns the angle of the cone (the distance between its center and the its edge), in radians.

Returns:

the angle of the cone (the distance between its center and the its edge), in radians.

contains

public boolean contains(CooXYZ coo)

Returns true if the given point is inside the cone.

Parameters:

coo - position to be tested

Returns:

true if the given point is inside the cone.

toString

public java.lang.String toString()

Overrides:

toString in class CooXYZ