1 | /* $Id: CbcHeuristicRandRound.hpp 1173 2009-06-04 09:44:10Z forrest $ */ |
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2 | // Copyright (C) 2008, International Business Machines |
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3 | // Corporation and others. All Rights Reserved. |
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4 | // This code is licensed under the terms of the Eclipse Public License (EPL). |
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5 | |
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6 | #ifndef CbcHeuristicRandRound_H |
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7 | #define CbcHeuristicRandRound_H |
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8 | |
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9 | #include "CbcHeuristic.hpp" |
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10 | /** LocalSearch class |
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11 | */ |
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12 | |
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13 | class CbcHeuristicRandRound : public CbcHeuristic { |
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14 | public: |
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15 | |
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16 | // Default Constructor |
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17 | CbcHeuristicRandRound (); |
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18 | |
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19 | /* Constructor with model - assumed before cuts |
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20 | Initial version does not do Lps |
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21 | */ |
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22 | CbcHeuristicRandRound (CbcModel & model); |
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23 | |
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24 | // Copy constructor |
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25 | CbcHeuristicRandRound ( const CbcHeuristicRandRound &); |
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26 | |
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27 | // Destructor |
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28 | ~CbcHeuristicRandRound (); |
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29 | |
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30 | /// Clone |
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31 | virtual CbcHeuristic * clone() const; |
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32 | |
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33 | /// Assignment operator |
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34 | CbcHeuristicRandRound & operator=(const CbcHeuristicRandRound& rhs); |
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35 | |
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36 | /// Create C++ lines to get to current state |
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37 | virtual void generateCpp( FILE * fp) ; |
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38 | |
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39 | /// Resets stuff if model changes |
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40 | virtual void resetModel(CbcModel * model); |
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41 | |
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42 | /// update model (This is needed if cliques update matrix etc) |
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43 | virtual void setModel(CbcModel * model); |
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44 | |
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45 | using CbcHeuristic::solution ; |
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46 | /** returns 0 if no solution, 1 if valid solution. |
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47 | Sets solution values if good, sets objective value (only if good) |
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48 | needs comments |
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49 | */ |
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50 | virtual int solution(double & objectiveValue, |
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51 | double * newSolution); |
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52 | |
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53 | protected: |
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54 | }; |
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55 | |
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56 | |
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57 | #endif |
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58 | |
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