javax.media.j3d.OrderedCollection Maven / Gradle / Ivy
/*
* Copyright 1999-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
package javax.media.j3d;
import java.util.ArrayList;
/**
* An OrderCollections contains a LightBin and an ArrayList of
* of all top level OrderedGroups under this OrderCollection
*/
class OrderedCollection extends Object implements ObjectUpdate{
LightBin lightBin = null;
// a list of top level orderedBins under this orderedCollection
ArrayList childOrderedBins = new ArrayList();
// LightBin used for next frame
LightBin nextFrameLightBin = null;
// LightBins to be added for this frame
LightBin addLightBins = null;
boolean onUpdateList = false;
@Override
public void updateObject() {
int i;
LightBin lb;
lightBin = nextFrameLightBin;
if (addLightBins != null) {
if (lightBin != null) {
addLightBins.prev = lightBin;
lightBin.next = addLightBins;
}
else {
lightBin = addLightBins;
nextFrameLightBin = lightBin;
}
}
addLightBins = null;
onUpdateList = false;
}
}