1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HeuristicLab.Common;
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23 | using HeuristicLab.Core;
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24 | using HeuristicLab.Data;
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25 | using HeuristicLab.MathematicalOptimization.LinearProgramming.Algorithms.Solvers.Base;
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26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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27 |
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28 | namespace HeuristicLab.MathematicalOptimization.LinearProgramming.Algorithms.Solvers {
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29 |
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30 | [Item("Clp/Cbc", "Clp (https://projects.coin-or.org/Clp) and Cbc (https://projects.coin-or.org/Cbc) can be used out of the box.")]
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31 | [StorableClass]
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32 | public class CoinOrSolver : IncrementalSolver {
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33 |
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34 | public CoinOrSolver() {
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35 | programmingTypeParam.Value.ValueChanged += (sender, args) => {
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36 | if (((EnumValue<LinearProgrammingType>)sender).Value == LinearProgrammingType.LinearProgramming) {
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37 | incrementalityParam.Value = new BoolValue(true);
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38 | incrementalityParam.Value.ValueChanged += (s, a) => {
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39 | if (((BoolValue)s).Value) {
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40 | qualityUpdateIntervalParam.Value = new TimeSpanValue(qualityUpdateIntervalParam.Value.Value);
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41 | } else {
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42 | qualityUpdateIntervalParam.Value = (TimeSpanValue)qualityUpdateIntervalParam.Value.AsReadOnly();
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43 | }
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44 | };
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45 | } else {
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46 | incrementalityParam.Value = (BoolValue)new BoolValue().AsReadOnly();
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47 | }
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48 | };
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49 | }
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50 |
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51 | protected CoinOrSolver(CoinOrSolver original, Cloner cloner)
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52 | : base(original, cloner) {
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53 | }
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54 |
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55 | [StorableConstructor]
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56 | protected CoinOrSolver(bool deserializing)
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57 | : base(deserializing) {
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58 | }
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59 |
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60 | protected override OptimizationProblemType OptimizationProblemType =>
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61 | LinearProgrammingType == LinearProgrammingType.LinearProgramming
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62 | ? OptimizationProblemType.CLP_LINEAR_PROGRAMMING
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63 | : OptimizationProblemType.CBC_MIXED_INTEGER_PROGRAMMING;
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64 | }
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65 | }
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