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source: trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/Analyzers/SymbolicExpressionTreeSizeCalculator.cs @ 3651

Last change on this file since 3651 was 3651, checked in by gkronber, 14 years ago

Implemented analyzers for symbolic expression tree encoding, artificial ant problem and symbolic regression problem. #999 (Refactor algorithm analysis and tracing)

File size: 3.1 KB
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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.Linq;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Data;
26using HeuristicLab.Operators;
27using HeuristicLab.Optimization;
28using HeuristicLab.Parameters;
29using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
30using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
31using System.Collections.Generic;
32
33namespace HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Analyzers {
34  /// <summary>
35  /// An operator that outputs the tree size of a symbolic expression tree.
36  /// </summary>
37  [Item("SymbolicExpressionTreeSizeCalculator", "An operator that outputs the tree size of a symbolic expression tree.")]
38  [StorableClass]
39  public sealed class SymbolicExpressionTreeSizeCalculator : SingleSuccessorOperator {
40    private const string SymbolicExpressionTreeParameterName = "SymbolicExpressionTree";
41    private const string SymbolicExpressionTreeSizeParameterName = "SymbolicExpressionTreeSize";
42
43    #region parameter properties
44    public ILookupParameter<SymbolicExpressionTree> SymbolicExpressionTreeParameter {
45      get { return (ILookupParameter<SymbolicExpressionTree>)Parameters[SymbolicExpressionTreeParameterName]; }
46    }
47    public ILookupParameter<DoubleValue> SymbolicExpressionTreeSizeParameter {
48      get { return (ILookupParameter<DoubleValue>)Parameters[SymbolicExpressionTreeSizeParameterName]; }
49    }
50    #endregion
51
52    #region properties
53    public SymbolicExpressionTree SymbolicExpressionTree {
54      get { return SymbolicExpressionTreeParameter.ActualValue;}
55    }
56    public DoubleValue SymbolicExpressionTreeSize {
57      get { return SymbolicExpressionTreeSizeParameter.ActualValue;}
58      set { SymbolicExpressionTreeSizeParameter.ActualValue = value;}
59    }
60    #endregion
61
62    public SymbolicExpressionTreeSizeCalculator()
63      : base() {
64      Parameters.Add(new LookupParameter<SymbolicExpressionTree>(SymbolicExpressionTreeParameterName, "The symbolic expression tree whose size should be calculated."));
65      Parameters.Add(new LookupParameter<DoubleValue>(SymbolicExpressionTreeSizeParameterName, "The tree size of the symbolic expression tree."));
66    }
67
68    public override IOperation Apply() {
69      SymbolicExpressionTreeSize = new DoubleValue(SymbolicExpressionTree.Size);
70      return base.Apply();
71    }
72  }
73}
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