Top Description Fields Constructors Methods
javax.vecmath

public Class Point3d

extends Tuple3d
implements Serializable
Class Inheritance
All Implemented Interfaces
java.io.Serializable
Imports
java.lang.Math
A 3 element point that is represented by double precision floating point x,y,z coordinates.

Field Summary

Modifier and TypeField and Description
pack-priv static final long
serialVersionUID

Hides javax.vecmath.Tuple3d.serialVersionUID.

Inherited from javax.vecmath.Tuple3d:
xyz

Constructor Summary

AccessConstructor and Description
public
Point3d(double
the x coordinate
x, double
the y coordinate
y, double
the z coordinate
z)

Constructs and initializes a Point3d from the specified xyz coordinates.

public
Point3d(double[]
the array of length 3 containing xyz in order
p)

Constructs and initializes a Point3d from the array of length 3.

public
Point3d(Point3d
the Point3d containing the initialization x y z data
p1)

Constructs and initializes a Point3d from the specified Point3d.

public
Point3d(Point3f
the Point3f containing the initialization x y z data
p1)

Constructs and initializes a Point3d from the specified Point3f.

public
Point3d(Tuple3f
the Tuple3f containing the initialization x y z data
t1)

Constructs and initializes a Point3d from the specified Tuple3f.

public
Point3d(Tuple3d
the Tuple3d containing the initialization x y z data
t1)

Constructs and initializes a Point3d from the specified Tuple3d.

public
Point3d()

Constructs and initializes a Point3d to (0,0,0).

Method Summary

Modifier and TypeMethod and Description
public final double

Returns:

the distance
distance(Point3d
the other point
p1)

Returns the distance between this point and point p1.

public final double

Returns:

the L-1 distance
distanceL1(Point3d
the other point
p1)

Computes the L-1 (Manhattan) distance between this point and point p1.

public final double

Returns:

the L-infinite distance
distanceLinf(Point3d
the other point
p1)

Computes the L-infinite distance between this point and point p1.

public final double

Returns:

the square of the distance
distanceSquared(Point3d
the other point
p1)

Returns the square of the distance between this point and point p1.

public final void
project(Point4d
the source Point4d, which is not modified
p1)

Multiplies each of the x,y,z components of the Point4d parameter by 1/w and places the projected values into this point.

Inherited from javax.vecmath.Tuple3d:
absoluteabsoluteaddaddclampclampclampclampclampMaxclampMaxclampMaxclampMaxclampMinclampMinclampMinclampMincloneepsilonEqualsequalsequalsgetgetgetXgetYgetZhashCodeinterpolateinterpolateinterpolateinterpolatenegatenegatescalescalescaleAddscaleAddscaleAddsetsetsetsetsetXsetYsetZsubsubtoString

Field Detail

serialVersionUIDback to summary
pack-priv static final long serialVersionUID

Hides javax.vecmath.Tuple3d.serialVersionUID.

Constructor Detail

Point3dback to summary
public Point3d(double x, double y, double z)

Constructs and initializes a Point3d from the specified xyz coordinates.

Parameters
x:double

the x coordinate

y:double

the y coordinate

z:double

the z coordinate

Point3dback to summary
public Point3d(double[] p)

Constructs and initializes a Point3d from the array of length 3.

Parameters
p:double[]

the array of length 3 containing xyz in order

Point3dback to summary
public Point3d(Point3d p1)

Constructs and initializes a Point3d from the specified Point3d.

Parameters
p1:Point3d

the Point3d containing the initialization x y z data

Point3dback to summary
public Point3d(Point3f p1)

Constructs and initializes a Point3d from the specified Point3f.

Parameters
p1:Point3f

the Point3f containing the initialization x y z data

Point3dback to summary
public Point3d(Tuple3f t1)

Constructs and initializes a Point3d from the specified Tuple3f.

Parameters
t1:Tuple3f

the Tuple3f containing the initialization x y z data

Point3dback to summary
public Point3d(Tuple3d t1)

Constructs and initializes a Point3d from the specified Tuple3d.

Parameters
t1:Tuple3d

the Tuple3d containing the initialization x y z data

Point3dback to summary
public Point3d()

Constructs and initializes a Point3d to (0,0,0).

Method Detail

distanceback to summary
public final double distance(Point3d p1)

Returns the distance between this point and point p1.

Parameters
p1:Point3d

the other point

Returns:double

the distance

distanceL1back to summary
public final double distanceL1(Point3d p1)

Computes the L-1 (Manhattan) distance between this point and point p1. The L-1 distance is equal to: abs(x1-x2) + abs(y1-y2) + abs(z1-z2).

Parameters
p1:Point3d

the other point

Returns:double

the L-1 distance

distanceLinfback to summary
public final double distanceLinf(Point3d p1)

Computes the L-infinite distance between this point and point p1. The L-infinite distance is equal to MAX[abs(x1-x2), abs(y1-y2), abs(z1-z2)].

Parameters
p1:Point3d

the other point

Returns:double

the L-infinite distance

distanceSquaredback to summary
public final double distanceSquared(Point3d p1)

Returns the square of the distance between this point and point p1.

Parameters
p1:Point3d

the other point

Returns:double

the square of the distance

projectback to summary
public final void project(Point4d p1)

Multiplies each of the x,y,z components of the Point4d parameter by 1/w and places the projected values into this point.

Parameters
p1:Point4d

the source Point4d, which is not modified