source: branches/ProblemRefactoring/HeuristicLab.Problems.Programmable/3.3/SingleObjectiveProgrammableProblem.cs @ 13350

Last change on this file since 13350 was 13350, checked in by mkommend, 7 years ago

#2521: Adapted multi-objective programmable problem.

File size: 4.8 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 System.Collections.Generic;
23using System.Drawing;
24using HeuristicLab.Analysis;
25using HeuristicLab.Common;
26using HeuristicLab.Common.Resources;
27using HeuristicLab.Core;
28using HeuristicLab.Data;
29using HeuristicLab.Optimization;
30using HeuristicLab.Parameters;
31using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
32using HeuristicLab.Scripting;
33
34namespace HeuristicLab.Problems.Programmable {
35  [Item("Programmable Problem (single-objective)", "Represents a single-objective problem that can be programmed with a script.")]
36  [StorableClass]
37  public class SingleObjectiveProgrammableProblem<TEncoding, TSolution> : SingleObjectiveProblem<TEncoding, TSolution>, IProgrammableItem, IProgrammableProblem
38    where TEncoding : class, IEncoding<TSolution>
39    where TSolution : class, ISolution {
40    protected static readonly string ENCODING_NAMESPACE = "ENCODING_NAMESPACE";
41    protected static readonly string ENCODING_CLASS = "ENCODING_CLASS";
42    protected static readonly string SOLUTION_CLASS = "SOLUTION_CLASS";
43
44    public static new Image StaticItemImage {
45      get { return VSImageLibrary.Script; }
46    }
47
48    private FixedValueParameter<SingleObjectiveProblemDefinitionScript<TEncoding, TSolution>> SingleObjectiveProblemScriptParameter {
49      get { return (FixedValueParameter<SingleObjectiveProblemDefinitionScript<TEncoding, TSolution>>)Parameters["ProblemScript"]; }
50    }
51
52
53    Script IProgrammableProblem.ProblemScript {
54      get { return ProblemScript; }
55    }
56    public SingleObjectiveProblemDefinitionScript<TEncoding, TSolution> ProblemScript {
57      get { return SingleObjectiveProblemScriptParameter.Value; }
58    }
59
60    public ISingleObjectiveProblemDefinition<TEncoding, TSolution> ProblemDefinition {
61      get { return SingleObjectiveProblemScriptParameter.Value; }
62    }
63
64    protected SingleObjectiveProgrammableProblem(SingleObjectiveProgrammableProblem<TEncoding, TSolution> original, Cloner cloner)
65      : base(original, cloner) {
66      RegisterEvents();
67    }
68    public override IDeepCloneable Clone(Cloner cloner) { return new SingleObjectiveProgrammableProblem<TEncoding, TSolution>(this, cloner); }
69
70    [StorableConstructor]
71    protected SingleObjectiveProgrammableProblem(bool deserializing) : base(deserializing) { }
72    public SingleObjectiveProgrammableProblem()
73      : base() {
74      Parameters.Add(new FixedValueParameter<SingleObjectiveProblemDefinitionScript<TEncoding, TSolution>>("ProblemScript", "Defines the problem.",
75        new SingleObjectiveProblemDefinitionScript<TEncoding, TSolution>() { Name = Name, Encoding = Encoding }));
76      Operators.Add(new BestScopeSolutionAnalyzer());
77      RegisterEvents();
78    }
79
80    [StorableHook(HookType.AfterDeserialization)]
81    private void AfterDeserialization() {
82      RegisterEvents();
83    }
84
85    private void RegisterEvents() {
86      ProblemScript.ProblemDefinitionChanged += (o, e) => OnProblemDefinitionChanged();
87    }
88
89    private void OnProblemDefinitionChanged() {
90      Parameters.Remove("Maximization");
91      Parameters.Add(new FixedValueParameter<BoolValue>("Maximization", "Set to false if the problem should be minimized.", (BoolValue)new BoolValue(Maximization).AsReadOnly()) { Hidden = true });
92      ProblemScript.Initialize();
93
94      OnOperatorsChanged();
95      OnReset();
96    }
97
98    public override bool Maximization {
99      get { return Parameters.ContainsKey("ProblemScript") && ProblemDefinition.Maximization; }
100    }
101
102    public override double Evaluate(TSolution individual, IRandom random) {
103      return ProblemDefinition.Evaluate(individual, random);
104    }
105
106    public override void Analyze(TSolution[] individuals, double[] qualities, ResultCollection results, IRandom random) {
107      ProblemDefinition.Analyze(individuals, qualities, results, random);
108    }
109    public override IEnumerable<TSolution> GetNeighbors(TSolution individual, IRandom random) {
110      return ProblemDefinition.GetNeighbors(individual, random);
111    }
112  }
113}
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