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source: branches/2521_ProblemRefactoring/HeuristicLab.Problems.Programmable/3.3/SingleObjectiveProblemDefinitionScript.cs @ 17382

Last change on this file since 17382 was 17382, checked in by mkommend, 5 years ago

#2521: Refactored single-objective problems to use EvaluationResult instead of double as return type from Evaluate.

File size: 4.8 KB
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1#region License Information
2/* HeuristicLab
3 * Copyright (C) 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.Threading;
24using HEAL.Attic;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27using HeuristicLab.Optimization;
28
29namespace HeuristicLab.Problems.Programmable {
30  [Item("Single-objective Problem Definition Script", "Script that defines the parameter vector and evaluates the solution for a programmable problem.")]
31  [StorableType("D0B2A649-EDDE-4A6E-A3B5-F40F5FD1B2C0")]
32  public sealed class SingleObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution> : ProblemDefinitionScript<TEncoding, TEncodedSolution>, ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>, IStorableContent
33    where TEncoding : class, IEncoding<TEncodedSolution>
34    where TEncodedSolution : class, IEncodedSolution {
35    public string Filename { get; set; }
36
37    private new ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution> CompiledProblemDefinition {
38      get { return (ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>)base.CompiledProblemDefinition; }
39    }
40
41    [StorableConstructor]
42    private SingleObjectiveProblemDefinitionScript(StorableConstructorFlag _) : base(_) { }
43    private SingleObjectiveProblemDefinitionScript(SingleObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution> original, Cloner cloner) : base(original, cloner) { }
44    public SingleObjectiveProblemDefinitionScript(string codeTemplate) : base(codeTemplate) { }
45    public SingleObjectiveProblemDefinitionScript() { }
46
47    public override IDeepCloneable Clone(Cloner cloner) {
48      return new SingleObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution>(this, cloner);
49    }
50
51    public bool Maximization => CompiledProblemDefinition.Maximization;
52
53    ISingleObjectiveEvaluationResult ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Evaluate(TEncodedSolution solution, IRandom random) {
54      return CompiledProblemDefinition.Evaluate(solution, random);
55    }
56
57    ISingleObjectiveEvaluationResult ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Evaluate(TEncodedSolution solution, IRandom random, CancellationToken cancellationToken) {
58      return CompiledProblemDefinition.Evaluate(solution, random, cancellationToken);
59    }
60
61    void ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Evaluate(ISingleObjectiveSolutionContext<TEncodedSolution> solutionContext, IRandom random) {
62      CompiledProblemDefinition.Evaluate(solutionContext, random, CancellationToken.None);
63    }
64    void ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Evaluate(ISingleObjectiveSolutionContext<TEncodedSolution> solutionContext, IRandom random, CancellationToken cancellationToken) {
65      CompiledProblemDefinition.Evaluate(solutionContext, random, cancellationToken);
66    }
67
68    void ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Analyze(TEncodedSolution[] individuals, double[] qualities, ResultCollection results, IRandom random) {
69      CompiledProblemDefinition.Analyze(individuals, qualities, results, random);
70    }
71    void ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.Analyze(ISingleObjectiveSolutionContext<TEncodedSolution>[] solutionContexts, ResultCollection results, IRandom random) {
72      CompiledProblemDefinition.Analyze(solutionContexts, results, random);
73    }
74
75
76    IEnumerable<TEncodedSolution> ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.GetNeighbors(TEncodedSolution individual, IRandom random) {
77      return CompiledProblemDefinition.GetNeighbors(individual, random);
78    }
79    IEnumerable<ISingleObjectiveSolutionContext<TEncodedSolution>> ISingleObjectiveProblemDefinition<TEncoding, TEncodedSolution>.GetNeighbors(ISingleObjectiveSolutionContext<TEncodedSolution> solutionContext, IRandom random) {
80      return CompiledProblemDefinition.GetNeighbors(solutionContext, random);
81    }
82
83    public bool IsBetter(double quality, double bestQuality) {
84      return CompiledProblemDefinition.IsBetter(quality, bestQuality);
85    }
86  }
87}
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