math.geom3d.plane

Class AxisAlignedPlane3D

java.lang.Object

math.geom3d.plane.AxisAlignedPlane3D

All Implemented Interfaces:

Serializable

public class AxisAlignedPlane3D
extends Object
implements Serializable

Axis aligned plane in 3D Similar to Plane3D, but operations are much faster.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
Axis3D	axis Axis to which the plane is perpendicular
double	origin Origin point on the axis

Constructor Summary

Constructors

Constructor and Description
AxisAlignedPlane3D(Axis3D axis, double origin)

Method Summary

Modifier and Type	Method and Description
Plane3D	asPlane3D() Convert to Plane3D
double	getAxisCoord(Point3D point) Get coordinate matching the axis perpendicular to the plane
double	getAxisCoord(Vector3D vector) Get coordinate matching the axis perpendicular to the plane
Point3D	getLineIntersection(StraightLine3D line) Compute intersection of a line with this plane.
double	getLineIntersectionParametric(StraightLine3D line) Compute intersection of a line with this plane.
Point3D	getOriginPoint() Get point of origin
double	getSignedDistance(Point3D point) Get signed distance from point
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

axis

public final Axis3D axis

Axis to which the plane is perpendicular

origin

public final double origin

Origin point on the axis

Constructor Detail

AxisAlignedPlane3D

public AxisAlignedPlane3D(Axis3D axis,
                          double origin)

Method Detail

getAxisCoord

public double getAxisCoord(Point3D point)

Get coordinate matching the axis perpendicular to the plane

getAxisCoord

public double getAxisCoord(Vector3D vector)

Get coordinate matching the axis perpendicular to the plane

getLineIntersection

public Point3D getLineIntersection(StraightLine3D line)

Compute intersection of a line with this plane.

Parameters:

line - line to compute intersection with

Returns:

the intersection or null if the line is parallel

getLineIntersectionParametric

public double getLineIntersectionParametric(StraightLine3D line)

Compute intersection of a line with this plane.

Parameters:

line - line to compute intersection with

Returns:

parametric representation of the intersection in respect to the line or NaN if the line is parallel

asPlane3D

public Plane3D asPlane3D()

Convert to Plane3D

getOriginPoint

public Point3D getOriginPoint()

Get point of origin

Returns:

a point with axis coordinate equal to origin and other coordinates zeroes

getSignedDistance

public double getSignedDistance(Point3D point)

Get signed distance from point

Returns:

the axis coordinate of the point minus the plane origin.

toString

public String toString()

Overrides:

toString in class Object