#region License Information
/* HeuristicLab
* Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
*
* This file is part of HeuristicLab.
*
* HeuristicLab is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* HeuristicLab 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with HeuristicLab. If not, see .
*/
#endregion
using System;
using HeuristicLab.Core;
using HeuristicLab.Data;
using HeuristicLab.Encodings.RealVectorEncoding;
using HeuristicLab.Operators;
using HeuristicLab.Parameters;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
namespace HeuristicLab.Problems.TestFunctions {
[Item("AdditiveMoveEvaluator", "Base class for evaluating an additive move.")]
[StorableClass]
public abstract class AdditiveMoveEvaluator : SingleSuccessorOperator, ISingleObjectiveTestFunctionAdditiveMoveEvaluator {
public abstract Type EvaluatorType { get; }
public override bool CanChangeName {
get { return false; }
}
public ILookupParameter QualityParameter {
get { return (ILookupParameter)Parameters["Quality"]; }
}
public ILookupParameter MoveQualityParameter {
get { return (ILookupParameter)Parameters["MoveQuality"]; }
}
public ILookupParameter RealVectorParameter {
get { return (ILookupParameter)Parameters["Point"]; }
}
public ILookupParameter AdditiveMoveParameter {
get { return (ILookupParameter)Parameters["AdditiveMove"]; }
}
protected AdditiveMoveEvaluator()
: base() {
Parameters.Add(new LookupParameter("Quality", "The quality of a test function solution."));
Parameters.Add(new LookupParameter("MoveQuality", "The evaluated quality of a move on a test function solution."));
Parameters.Add(new LookupParameter("Point", "The point to evaluate the move on."));
Parameters.Add(new LookupParameter("AdditiveMove", "The move to evaluate."));
}
public override IOperation Apply() {
double mq = Evaluate(QualityParameter.ActualValue.Value, RealVectorParameter.ActualValue, AdditiveMoveParameter.ActualValue);
DoubleValue moveQuality = MoveQualityParameter.ActualValue;
if (moveQuality == null) {
MoveQualityParameter.ActualValue = new DoubleValue(mq);
} else moveQuality.Value = mq;
return base.Apply();
}
protected abstract double Evaluate(double quality, RealVector point, AdditiveMove move);
}
}