/* XXL: The eXtensible and fleXible Library for data processing

Copyright (C) 2000-2011 Prof. Dr. Bernhard Seeger
                        Head of the Database Research Group
                        Department of Mathematics and Computer Science
                        University of Marburg
                        Germany

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.

This library 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
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library;  If not, see <http://www.gnu.org/licenses/>. 

    http://code.google.com/p/xxl/

*/

package xxl.core.spatial.predicates;

import xxl.core.spatial.LpMetric;

/**
 *	A distance predicate based on the
 *	euclidean distance-measure (This distance-measure corresponds to the
 *	L_2-metric).
 *
 *  @see xxl.core.predicates.DistanceWithin
 *  @see xxl.core.spatial.LpMetric
 *
 */
public class DistanceWithinEuclidean extends xxl.core.predicates.DistanceWithin{

	/** Creates a new DistanceWithinEuclidean instance.
     *
	 * @param epsilon the double value represents the maximum distance
	 *        between two objects such that the predicate returns
	 *        <tt>true</tt>.
	 */
	public DistanceWithinEuclidean(double epsilon){
		super(LpMetric.EUCLIDEAN, epsilon);
	}
}