Module vecmath
Package javax.vecmath

Class Point3f

java.lang.Object
javax.vecmath.Tuple3f
javax.vecmath.Point3f
All Implemented Interfaces:
Serializable, Cloneable
Direct Known Subclasses:
ShootInfo
public class Point3f extends Tuple3f implements Serializable
A 3 element point that is represented by single precision floating point x,y,z coordinates.
Version:
specification 1.1, implementation $Revision: 1.8 $, $Date: 1999/10/05 07:03:50 $
Author:
Kenji hiranabe
See Also:

  • Constructor Details

    • Point3f

      public Point3f(float x, float y, float z)
      Constructs and initializes a Point3f from the specified xy coordinates.
      Parameters:
      x - the x coordinate
      y - the y coordinate
      z - the z coordinate

    • Point3f

      public Point3f(float[] p)
      Constructs and initializes a Point3f from the specified array.
      Parameters:
      p - the array of length 3 containing xyz in order

    • Point3f

      public Point3f(Point3f p1)
      Constructs and initializes a Point3f from the specified Point3f.
      Parameters:
      p1 - the Point3f containing the initialization x y z data

    • Point3f

      public Point3f(Point3d p1)
      Constructs and initializes a Point3f from the specified Point3d.
      Parameters:
      p1 - the Point3f containing the initialization x y z data

    • Point3f

      public Point3f(Tuple3f t1)
      Constructs and initializes a Point3f from the specified Tuple3f.
      Parameters:
      t1 - the Tuple3f containing the initialization x y z data

    • Point3f

      public Point3f(Tuple3d t1)
      Constructs and initializes a Point3f from the specified Tuple3d.
      Parameters:
      t1 - the Tuple3d containing the initialization x y z data

    • Point3f

      public Point3f()
      Constructs and initializes a Point3f to (0,0,0).

  • Method Details

    • distanceSquared

      public final float distanceSquared(Point3f p1)
      Computes the square of the distance between this point and point p1.
      Parameters:
      p1 - the other point
      Returns:
      the square of distance between these two points as a float

    • distance

      public final float distance(Point3f p1)
      Returns the distance between this point and point p1.
      Parameters:
      p1 - the other point
      Returns:
      the distance between these two points

    • distanceL1

      public final float distanceL1(Point3f 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 - the other point

    • distanceLinf

      public final float distanceLinf(Point3f 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 - the other point

    • project

      public final void project(Point4f p1)
      Multiplies each of the x,y,z components of the Point4f parameter by 1/w and places the projected values into this point.
      Parameters:
      p1 - the source Point4d, which is not modified

    • clone

      public Object clone()
      Specified by:
      clone in class Tuple3f