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source: branches/2931_OR-Tools_LP_MIP/HeuristicLab.MathematicalOptimization/3.3/LinearProgramming/Algorithms/Solvers/GlopSolver.cs @ 16718

Last change on this file since 16718 was 16718, checked in by ddorfmei, 5 years ago

#2931: Cleanup, fixed spelling mistakes

File size: 2.3 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 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;
23using Google.OrTools.LinearSolver;
24using HeuristicLab.Common;
25using HeuristicLab.Core;
26using HeuristicLab.Data;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.ExactOptimization.LinearProgramming {
30
31  [Item("Glop", "Glop (https://developers.google.com/optimization/lp/glop) can be used out of the box.")]
32  [StorableClass]
33  public class GlopSolver : IncrementalLinearSolver {
34
35    public GlopSolver() {
36      problemTypeParam.Value = (EnumValue<ProblemType>)problemTypeParam.Value.AsReadOnly();
37      SolverSpecificParameters =
38        "# for file format, see Protocol Buffers text format (https://developers.google.com/protocol-buffers/docs/overview#whynotxml)" + Environment.NewLine +
39        "# for parameters, see https://github.com/google/or-tools/blob/v6.10/ortools/glop/parameters.proto" + Environment.NewLine +
40        "# examples:" + Environment.NewLine +
41        "# random_seed: 10" + Environment.NewLine +
42        "# use_dual_simplex: true # Dual Simplex (LP)" + Environment.NewLine;
43    }
44
45    [StorableConstructor]
46    protected GlopSolver(bool deserializing)
47      : base(deserializing) {
48    }
49
50    protected GlopSolver(GlopSolver original, Cloner cloner)
51      : base(original, cloner) {
52    }
53
54    protected override Solver.OptimizationProblemType OptimizationProblemType =>
55      Solver.OptimizationProblemType.GlopLinearProgramming;
56
57    public override IDeepCloneable Clone(Cloner cloner) => new GlopSolver(this, cloner);
58  }
59}
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