org.apache.commons.math3.geometry.euclidean.threed
Interface IEllipsoid

All Superinterfaces:

Shape, SolidShape

All Known Implementing Classes:

Ellipsoid, Sphere, Spheroid

public interface IEllipsoid
extends SolidShape

Interface for Ellipsoid objects. Basic required methods required by objects implementing this interface are

getCenter

Note : This interface extends SolidShape

Since:

1.0

Version:

$Id: IEllipsoid.java 17583 2017-05-10 13:05:10Z bignon $

Author:

Rami Houdroge

Method Summary

Vector3D	closestPointTo(Vector3D point) Computes the point, on the ellipsoid surface, that is the closest to a point of space.
Vector3D	getCenter() Get ellipsoids' center
Vector3D	getNormal(Vector3D point) Computes the normal vector to the surface in local basis
double	getSemiA() Get semi axis A
double	getSemiB() Get semi axis B
double	getSemiC() Get semi axis C

Methods inherited from interface org.apache.commons.math3.geometry.euclidean.threed.Shape

closestPointTo, distanceTo, getIntersectionPoints, intersects

Method Detail

getCenter

Vector3D getCenter()

Get ellipsoids' center

Returns:

The position of the center as a Vector3D

closestPointTo

Vector3D closestPointTo(Vector3D point)

Computes the point, on the ellipsoid surface, that is the closest to a point of space.

Parameters:

point - the point expressed in standard basis

Returns:

the closest point to the user point on the ellipsoid surface

getNormal

Vector3D getNormal(Vector3D point)

Computes the normal vector to the surface in local basis

Parameters:

point - Point as a Vector3D in local basis

Returns:

the normal vector in local basis

getSemiA

double getSemiA()

Get semi axis A

Returns:

semi axis a

getSemiB

double getSemiB()

Get semi axis B

Returns:

semi axis b

getSemiC

double getSemiC()

Get semi axis C

Returns:

semi axis c