org.deegree.rendering.r3d.opengl.rendering.model.manager
Class LODSwitcher

java.lang.Object
  org.deegree.rendering.r3d.opengl.rendering.model.manager.LODSwitcher

public class LODSwitcher
extends Object

The LODSwitcher holds (configured) scale values for a WorldRenderableObject with which the latter can decide which LOD it should use to represent it self. The values are supposed to be units per pixel.

Version:

$Revision: 30126 $, $Date: 2011-03-22 11:11:00 +0100 (Tue, 22 Mar 2011) $

Author:

Rutger Bezema, last edited by: $Author: aschmitz $

Constructor Summary

LODSwitcher()
Create a new lod switch containing no levels.

LODSwitcher(List<Pair<Double,Double>> levels)
Create a new level

Method Summary

int	calcLevel(RenderContext glRenderContext, float[] position, int maxNumberOfLevels, float sizeInUnits)

Methods inherited from class java.lang.Object

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

Constructor Detail

LODSwitcher

public LODSwitcher()

Create a new lod switch containing no levels.

LODSwitcher

public LODSwitcher(List<Pair<Double,Double>> levels)

Create a new level

Parameters:

levels -

Method Detail

calcLevel

public int calcLevel(RenderContext glRenderContext,
                     float[] position,
                     int maxNumberOfLevels,
                     float sizeInUnits)

Parameters:

glRenderContext -

position -

maxNumberOfLevels -

sizeInUnits - of the building (normally the length of the min-max points of the bbox)

Returns:

the level of detail calculated from the configured level switches