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source: trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression/3.3/Symbolic/Symbols/ConstantTreeNode.cs @ 3258

Last change on this file since 3258 was 3258, checked in by gkronber, 13 years ago

Moved general set of symbols and evaluator into Encodings.SymbolicExpressionTreeEncoding. #937 (Data types and operators for symbolic expression tree encoding)

File size: 1.8 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 HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
23using System;
24using System.Collections.Generic;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26namespace HeuristicLab.Problems.DataAnalysis.Regression.Symbolic.Symbols {
27  [StorableClass]
28  public sealed class ConstantTreeNode : SymbolicExpressionTreeTerminalNode {
29    public override bool HasLocalParameters {
30      get {
31        return true;
32      }
33    }
34
35    private double constantValue;
36    [Storable]
37    public double Value {
38      get { return constantValue; }
39      set { constantValue = value; }
40    }
41
42    // copy constructor
43    private ConstantTreeNode(ConstantTreeNode original)
44      : base(original) {
45      constantValue = original.constantValue;
46    }
47
48    public ConstantTreeNode(Constant constantSymbol) : base(constantSymbol) { }
49
50    public override object Clone() {
51      return new ConstantTreeNode(this);
52    }
53  }
54}
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