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source: trunk/sources/HeuristicLab.Problems.TravelingSalesman/3.3/MoveEvaluators/TwoOpt/TSPInversionMoveRoundedEuclideanPathEvaluator.cs @ 4068

Last change on this file since 4068 was 4068, checked in by swagner, 14 years ago

Sorted usings and removed unused usings in entire solution (#1094)

File size: 1.6 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using HeuristicLab.Core;
24using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
25
26namespace HeuristicLab.Problems.TravelingSalesman {
27  /// <summary>
28  /// An operator to evaluate inversion moves (2-opt).
29  /// </summary>
30  [Item("TSPInversionMoveRoundedEuclideanPathEvaluator", "Operator for evaluating an inversion move (2-opt) based on rounded euclidean distances.")]
31  [StorableClass]
32  public class TSPInversionMoveRoundedEuclideanPathEvaluator : TSPInversionMovePathEvaluator {
33    public override Type EvaluatorType {
34      get { return typeof(TSPRoundedEuclideanPathEvaluator); }
35    }
36
37    protected override double CalculateDistance(double x1, double y1, double x2, double y2) {
38      return Math.Round(Math.Sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)));
39    }
40  }
41}
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