/* $RCSfile$
* $Author$
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*
* Copyright (C) 2005-2007 The Chemistry Development Kit (CDK) project
*
* Contact: cdk-devel@lists.sourceforge.net
*
* This program 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 2.1
* of the License, or (at your option) any later version.
* All we ask is that proper credit is given for our work, which includes
* - but is not limited to - adding the above copyright notice to the beginning
* of your source code files, and to any copyright notice that you may distribute
* with programs based on this work.
*
* This program is distributed in the hope that it will be useful,
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* 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
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.openscience.cdk.geometry;
import org.openscience.cdk.interfaces.IAtom;
/**
* Weight function used in the <code>RDFCalculator</code>.
*
* @cdk.module extra
* @cdk.githash
*
* @author Egon Willighagen
* @cdk.created 2005-01-14
*
* @see org.openscience.cdk.geometry.RDFCalculator
*/
public interface IRDFWeightFunction {
/**
* Calculates the weight for the interaction between the two atoms.
*
* @param atom First atom.
* @param atom2 Second atom.
*/
public double calculate(IAtom atom, IAtom atom2);
}