gov.sns.tools.math.r3
Class Sphere

java.lang.Object
  |
  +--gov.sns.tools.math.r3.Sphere

All Implemented Interfaces:

java.io.Serializable

public class Sphere

extends java.lang.Object

implements java.io.Serializable

Represents a sphere in three-space.

See Also:

Serialized Form

Constructor Summary

Sphere(R3 ptOrg, double dblRad)
Creates a new instance of SphereR3 initialized to the arguments.

Method Summary

boolean	boundary(R3 pt) Determine whether a point is a boundary element of the sphere
R3	getCentroid() Get the centroid of the sphere
double	getRadius() Get the radius of the sphere
boolean	membership(R3 pt) Determine whether a point is an element of the sphere
double	volume() Compute the volume of this sphere

Methods inherited from class java.lang.Object

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

Constructor Detail

Sphere

public Sphere(R3 ptOrg,
              double dblRad)

Creates a new instance of SphereR3 initialized to the arguments.

Parameters:

ptOrg - the centroid of the sphere

dblRad - the radius of the sphere

Method Detail

getRadius

public double getRadius()

Get the radius of the sphere

getCentroid

public R3 getCentroid()

Get the centroid of the sphere

membership

public boolean membership(R3 pt)

Determine whether a point is an element of the sphere

Parameters:

pt - point to be tested for membership

Returns:

true if pt is an element of the sphere

boundary

public boolean boundary(R3 pt)

Determine whether a point is a boundary element of the sphere

Parameters:

pt - point to be tested for boundary membership

Returns:

true if pt is an element of the sphere boundary

volume

public double volume()

Compute the volume of this sphere

Returns:

volume of sphere