source: trunk/sources/HeuristicLab.Algorithms.ParticleSwarmOptimization/3.3/VonNeumannTopologyInitializer.cs @ 13321

Last change on this file since 13321 was 12012, checked in by ascheibe, 7 years ago

#2212 merged r12008, r12009, r12010 back into trunk

File size: 2.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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 HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
25using HeuristicLab.Data;
26
27namespace HeuristicLab.Algorithms.ParticleSwarmOptimization {
28  [Item("Von Neumann Topology Initializer", "Every particle is connected with the two following and the two previous particles wrapping around at the beginning and the end of the population.")]
29  [StorableClass]
30  public sealed class VonNeumannTopologyInitializer : TopologyInitializer {
31
32    #region Construction & Cloning
33
34    [StorableConstructor]
35    private VonNeumannTopologyInitializer(bool deserializing) : base(deserializing) { }
36    private VonNeumannTopologyInitializer(VonNeumannTopologyInitializer original, Cloner cloner) : base(original, cloner) { }
37    public VonNeumannTopologyInitializer() : base() { }
38
39    public override IDeepCloneable Clone(Cloner cloner) {
40      return new VonNeumannTopologyInitializer(this, cloner);
41    }
42
43    #endregion
44
45    public override IOperation Apply() {
46      ItemArray<IntArray> neighbors = new ItemArray<IntArray>(SwarmSize);
47      for (int i = 0; i < SwarmSize; i++) {
48        neighbors[i] = new IntArray(new[] {
49          (SwarmSize + i-2) % SwarmSize,
50          (SwarmSize + i-1) % SwarmSize,
51          (i+1) % SwarmSize,
52          (i+2) % SwarmSize
53        });
54      }
55      Neighbors = neighbors;
56      return base.Apply();
57    }
58  }
59}
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