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Class java.media.j3d.BoundingPolytope

java.lang.Object
   |
   +----java.media.j3d.Bounds
           |
           +----java.media.j3d.BoundingPolytope

public class BoundingPolytope

extends Bounds

BoundingPolytope()

Constructs a BoundingPolytope and initializes it to a cube where -1 <= x,y,z <= 1

BoundingPolytope(Bounds)

Constructs a BoundingPolytope from a bounds object.

BoundingPolytope(Bounds[])

Constructs a BoundingPolytope from an array of bounds objects.

BoundingPolytope(Vector4d[])

Constructs and initializes a BoundingPolytope from an array of bounding planes.

clone()

Creates a copy of a polytope

combine(Bounds)

Combines this bounding polytope with a bounding object

combine(Bounds[])

Combines this bounding polytope with an array of bounding objects

combine(Point3d)

Combines this bounding polytope with a point

combine(Point3d[])

Combines this bounding polytope with an array of points

getPlanes(Vector4d[])

Returns the equations of the bounding planes for this bounding polytope

intersect(Bounds)

Test for intersection with another bounds object

intersect(Bounds, BoundingPolytope)

Test for intersection with another bounds object

intersect(Bounds[])

Test for intersection with another bounds object

intersect(Bounds[], BoundingPolytope)

Test for intersection with an array of bounds objects

intersect(Point3d)

Test for intersection with a point

intersect(Point3d, Point3d)

Test for intersection with a ray

set(Bounds)

Sets the planes for this BoundingPolytope by keeping its current number and position of planes and computing new planes positions to enclose the given bounds object.

setPlanes(Vector4d[])

Sets the bounding planes for this polytope.

transform(BoundingSphere, Transform3D)

This transforms this bounding sphere by the given matrix (needs to be removed)

transform(Transform3D)

This transforms this bounding polytope by the given transformation matrix

 public BoundingPolytope(Vector4d planes[])

Constructs and initializes a BoundingPolytope from an array of bounding planes.

Parameters:

planes - a set of planes defining the polytope

Returns:

a new BoundingPolytope

 public BoundingPolytope()

Constructs a BoundingPolytope and initializes it to a cube where -1 <= x,y,z <= 1

Returns:

a new BoundingPolytope

 public BoundingPolytope(Bounds boundsObject)

Constructs a BoundingPolytope from a bounds object.

Returns:

a new BoundingPolytope

 public BoundingPolytope(Bounds boundsObjects[])

Constructs a BoundingPolytope from an array of bounds objects.

Returns:

a new BoundingPolytope

 public void setPlanes(Vector4d planes[])

Sets the bounding planes for this polytope.

Parameters:

planes - the new set of planes for this polytope

 public void getPlanes(Vector4d planes[])

Returns the equations of the bounding planes for this bounding polytope

Parameters:

planes - an array Vector4d to receive the bounding planes

 public void set(Bounds boundsObject)

Sets the planes for this BoundingPolytope by keeping its current number and position of planes and computing new planes positions to enclose the given bounds object.

Parameters:

boundsObject - is another bounds object

Overrides:

set in class Bounds

 public Object clone()

Creates a copy of a polytope

Returns:

a new BoundingPolytope

Overrides:

clone in class Bounds

 public void combine(Bounds boundsObject)

Combines this bounding polytope with a bounding object

Parameters:

boundsObject - is another bounds object

Overrides:

combine in class Bounds

 public void combine(Bounds boundsObjects[])

Combines this bounding polytope with an array of bounding objects

Parameters:

boundsObjects - is an array of bounds objects

Overrides:

combine in class Bounds

 public void combine(Point3d point)

Combines this bounding polytope with a point

Parameters:

point - is a 3d point in space

Overrides:

combine in class Bounds

 public void combine(Point3d points[])

Combines this bounding polytope with an array of points

Parameters:

points - is an array of 3d points in space

Overrides:

combine in class Bounds

 public void transform(BoundingSphere bounds,
                       Transform3D trans)

This transforms this bounding sphere by the given matrix (needs to be removed)

Overrides:

transform in class Bounds

 public void transform(Transform3D matrix)

This transforms this bounding polytope by the given transformation matrix

Parameters:

matrix - is a transformation matrix

Overrides:

transform in class Bounds

 public boolean intersect(Point3d origin,
                          Point3d direction)

Test for intersection with a ray

Parameters:

1 - origin is a the starting point of the ray

2 - direction is the direction of the ray

Returns:

true or false indicating if an intersection occured

Overrides:

intersect in class Bounds

 public boolean intersect(Point3d point)

Test for intersection with a point

Parameters:

point - is a Point defining a position in 3-space

Returns:

true or false indicating if an intersection occured

Overrides:

intersect in class Bounds

 public boolean intersect(Bounds boundsObject)

Test for intersection with another bounds object

Parameters:

boundsObject - is another bounds object

Returns:

true or false indicating if an intersection occured

Overrides:

intersect in class Bounds

 public boolean intersect(Bounds boundsObjects[])

Test for intersection with another bounds object

Parameters:

boundsObjects - is an array of bounding objects

Returns:

true or false indicating if an intersection occured

Overrides:

intersect in class Bounds

 public boolean intersect(Bounds boundsObject,
                          BoundingPolytope newBoundPolytope)

Test for intersection with another bounds object

Parameters:

boundsObject - is another bounds object

newBoundPolytope - is the new bounding polytope which is the intersection of the boundsObject and this BoundingPolytope

Returns:

true or false indicating if an intersection occured

 public boolean intersect(Bounds boundsObjects[],
                          BoundingPolytope newBoundingPolytope)

Test for intersection with an array of bounds objects

Parameters:

boundsObjects - is an array of bounds objects

newBoundPolytope - is the new bounding polytope which is the intersection of the boundsObject and this BoundingPolytope

Returns:

true or false indicating if an intersection occured

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