com.jme3.scene.control

Class AreaUtils

java.lang.Object

com.jme3.scene.control.AreaUtils

public class AreaUtils
extends java.lang.Object

AreaUtils is used to calculate the area of various objects, such as bounding volumes. These functions are very loose approximations.

Constructor Summary

Constructors

Constructor and Description
AreaUtils()

Method Summary

Modifier and Type	Method and Description
static float	calcScreenArea(BoundingVolume bound, float distance, float screenWidth) Estimate the screen area of a bounding volume.

Methods inherited from class java.lang.Object

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

Constructor Detail

AreaUtils

public AreaUtils()

Method Detail

calcScreenArea

public static float calcScreenArea(BoundingVolume bound,
                                   float distance,
                                   float screenWidth)

Estimate the screen area of a bounding volume. If the volume isn't a BoundingSphere, BoundingBox, or OrientedBoundingBox, 0 is returned.

Parameters:

bound - The bounds to calculate the volume from.

distance - The distance from camera to object.

screenWidth - The width of the screen.

Returns:

The area in pixels on the screen of the bounding volume.