source: branches/3026_IntegrationIntoSymSpace/HeuristicLab.Problems.TestFunctions/3.3/MoveEvaluators/MultinormalAdditiveMoveEvaluator.cs

#region License Information
/* HeuristicLab
 * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
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 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
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#endregion

using System;
using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Encodings.RealVectorEncoding;
using HeuristicLab.Parameters;
using HEAL.Attic;
using HeuristicLab.Problems.TestFunctions.Evaluators;

namespace HeuristicLab.Problems.TestFunctions {
  [Item("MultinormalAdditiveMoveEvaluator", "Class for evaluating an additive move on the multinormal function.")]
  [StorableType("BF3794EF-E2C1-457C-8460-75EE179B0B30")]
  public class MultinormalAdditiveMoveEvaluator : AdditiveMoveEvaluator {
    public LookupParameter<ISingleObjectiveTestFunctionProblemEvaluator> EvaluatorParameter {
      get { return (LookupParameter<ISingleObjectiveTestFunctionProblemEvaluator>)Parameters["Evaluator"]; }
    }

    [StorableConstructor]
    protected MultinormalAdditiveMoveEvaluator(StorableConstructorFlag _) : base(_) { }
    protected MultinormalAdditiveMoveEvaluator(MultinormalAdditiveMoveEvaluator original, Cloner cloner) : base(original, cloner) { }
    public MultinormalAdditiveMoveEvaluator() {
      Parameters.Add(new LookupParameter<ISingleObjectiveTestFunctionProblemEvaluator>("Evaluator", ""));
    }

    public override IDeepCloneable Clone(Cloner cloner) {
      return new MultinormalAdditiveMoveEvaluator(this, cloner);
    }

    public override System.Type EvaluatorType {
      get { return typeof(MultinormalEvaluator); }
    }

    protected override double Evaluate(double quality, RealVector point, AdditiveMove move) {
      RealVectorAdditiveMoveWrapper wrapper = new RealVectorAdditiveMoveWrapper(move, point);
      var eval = EvaluatorParameter.ActualValue as MultinormalEvaluator;
      if (eval != null)
        return eval.Evaluate(wrapper);
      throw new InvalidOperationException("evaluator is not a multinormal evaluator");
    }
  }
}