/*******************************************************************************
* Copyright 2015 Analog Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
package com.analog.lyric.dimple.solvers.core;
import com.analog.lyric.dimple.model.variables.Discrete;
import com.analog.lyric.dimple.solvers.core.parameterizedMessages.DiscreteWeightMessage;
/**
*
* @since 0.08
* @author Christopher Barber
*/
public class SDiscreteZeroedWeightEdge extends SDiscreteWeightEdge
{
public SDiscreteZeroedWeightEdge(DiscreteWeightMessage varToFactorMsg, DiscreteWeightMessage factorToVarMsg)
{
super(varToFactorMsg, factorToVarMsg);
}
public SDiscreteZeroedWeightEdge(int size)
{
super(new DiscreteWeightMessage(size), new DiscreteWeightMessage(size));
}
public SDiscreteZeroedWeightEdge(Discrete var)
{
this(var.getDomain().size());
}
/**
* {@inheritDoc}
* <p>
* This implementation sets all message weights to zero instead of normalizing them
* to sum to one.
*/
@Override
public void reset()
{
varToFactorMsg.setWeightsToZero();
factorToVarMsg.setWeightsToZero();
}
}