org.jcae.viewer3d
Class ViewPyramid

java.lang.Object
  javax.media.j3d.Bounds
      javax.media.j3d.BoundingPolytope
          org.jcae.viewer3d.ViewPyramid

All Implemented Interfaces:

java.lang.Cloneable

public class ViewPyramid
extends javax.media.j3d.BoundingPolytope

A Bound object representing the visible part of the space. It's computed by cutting the infinite pyramid made by the eye and the screen, by the back and front clipping planes.

Constructor Summary

ViewPyramid(javax.media.j3d.Canvas3D canvas)

ViewPyramid(javax.media.j3d.Canvas3D canvas, java.awt.Rectangle rectangle)

Method Summary

javax.vecmath.Point3d	getEye() Return the position of the eye in the VWorld
void	getPlanes(javax.vecmath.Vector4d[] planes)
javax.media.j3d.Shape3D	getShape3D() Return a shape3D representing the current pyramid.
void	getSidePlanes(javax.vecmath.Vector4d[] planes)
javax.vecmath.Point3d	getStartPoint() Return a point from where to start when picking

Methods inherited from class javax.media.j3d.BoundingPolytope

clone, closestIntersection, combine, combine, combine, combine, equals, getNumPlanes, hashCode, intersect, intersect, intersect, intersect, intersect, intersect, isEmpty, set, setPlanes, toString, transform, transform

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ViewPyramid

public ViewPyramid(javax.media.j3d.Canvas3D canvas)

ViewPyramid

public ViewPyramid(javax.media.j3d.Canvas3D canvas,
                   java.awt.Rectangle rectangle)

Method Detail

getPlanes

public void getPlanes(javax.vecmath.Vector4d[] planes)

Overrides:

getPlanes in class javax.media.j3d.BoundingPolytope

getStartPoint

public javax.vecmath.Point3d getStartPoint()

Return a point from where to start when picking

getSidePlanes

public void getSidePlanes(javax.vecmath.Vector4d[] planes)

getEye

public javax.vecmath.Point3d getEye()

Return the position of the eye in the VWorld

getShape3D

public javax.media.j3d.Shape3D getShape3D()

Return a shape3D representing the current pyramid. This method aims to be used for debugging.