/*
* $RCSfile: TransparencySortGeom.java,v $
*
* Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any
* kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
* EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
* NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
* USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
* ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or
* maintenance of any nuclear facility.
*
* $Revision: 1.4 $
* $Date: 2007/02/09 17:20:42 $
* $State: Exp $
*/
package com.sun.j3d.utils.scenegraph.transparency;
import javax.media.j3d.Geometry;
import javax.media.j3d.Shape3D;
import javax.media.j3d.Transform3D;
/**
*
* The interface of the objects that should be compared to determine
* rendering order of transparent objects.
*
* The Comparator supplied by the user in TransparencySortController will
* be called with 2 objects that implement this interface.
*
* @since Java 3D 1.4
*/
public interface TransparencySortGeom {
/**
* Returns the Geometry for this object.
*
* @return geometry for this object
*/
public Geometry getGeometry();
/**
* Returns the distance squared of this object to the viewer.
*
* @return distancesquared to viewer
*/
public double getDistanceSquared();
/**
* Returns the LocalToVWorld transform for this object
*
* @param localToVW variable in which transform will be returned
*/
public void getLocalToVWorld(Transform3D localToVW);
/**
* Returns the Shape3D being rendered using this geometry.
*
* @return the Shape3D being rendered using this geometry
*/
public Shape3D getShape3D();
}
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