COIN-OR::LEMON - Graph Library

source: lemon-0.x/src/lemon/lp_cplex.h @ 1405:3626c7f10f14

Last change on this file since 1405:3626c7f10f14 was 1405:3626c7f10f14, checked in by athos, 16 years ago

Deleted _setRowLowerBound() and _setRowUpperBound() functions. Cplex worked (now it does not because of _getPrimalStatus()).

File size: 2.5 KB
Line 
1/* -*- C++ -*-
2 * src/lemon/lp_cplex.h - Part of LEMON, a generic C++ optimization library
3 *
4 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
5 * (Egervary Research Group on Combinatorial Optimization, EGRES).
6 *
7 * Permission to use, modify and distribute this software is granted
8 * provided that this copyright notice appears in all copies. For
9 * precise terms see the accompanying LICENSE file.
10 *
11 * This software is provided "AS IS" with no warranty of any kind,
12 * express or implied, and with no claim as to its suitability for any
13 * purpose.
14 *
15 */
16
17#ifndef LEMON_LP_CPLEX_H
18#define LEMON_LP_CPLEX_H
19
20///\file
21///\brief Header of the LEMON-CPLEX lp solver interface.
22
23#include <lemon/lp_base.h>
24
25extern "C" {
26#include <ilcplex/cplex.h>
27}
28
29namespace lemon {
30
31
32  /// \brief Interface for the CPLEX solver
33  ///
34  /// This class implements an interface for the CPLEX LP solver.
35  class LpCplex : public LpSolverBase {
36
37  public:
38
39    typedef LpSolverBase Parent;
40   
41    /// \e
42    int status;
43    CPXENVptr env;
44    CPXLPptr lp;
45
46
47    /// \e
48    LpCplex();
49    /// \e
50    ~LpCplex();
51
52  protected:
53    virtual LpSolverBase &_newLp();
54    virtual LpSolverBase &_copyLp();
55
56    virtual int _addCol();
57    virtual int _addRow();
58    virtual void _setRowCoeffs(int i,
59                               int length,
60                               const int   * indices,
61                               const Value   * values );
62    virtual void _setColCoeffs(int i,
63                               int length,
64                               const int   * indices,
65                               const Value   * values);
66    virtual void _setColLowerBound(int i, Value value);
67    virtual void _setColUpperBound(int i, Value value);
68//     virtual void _setRowLowerBound(int i, Value value);
69//     virtual void _setRowUpperBound(int i, Value value);
70    virtual void _setRowBounds(int i, Value lower, Value upper);
71    virtual void _setObjCoeff(int i, Value obj_coef);
72    virtual void _clearObj();
73    ///\e
74   
75    ///\bug Unimplemented
76    ///
77    virtual SolveExitStatus _solve();
78    ///\e
79
80    ///\bug Unimplemented
81    ///
82    virtual Value _getPrimal(int i);
83    ///\e
84   
85    ///\bug Unimplemented
86    ///
87    virtual Value _getPrimalValue();
88    ///\e
89   
90    ///\bug Unimplemented
91    ///
92    virtual SolutionStatus _getPrimalStatus();
93
94    ///\e
95   
96    ///\bug Unimplemented
97    ///
98    virtual void _setMax();
99    ///\e
100   
101    ///\bug Unimplemented
102    ///
103    virtual void _setMin();
104
105  };
106} //END OF NAMESPACE LEMON
107
108#endif //LEMON_LP_CPLEX_H
109
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