1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/lemon/lp_cplex.h	Mon May 23 04:48:14 2005 +0000
     1.3 @@ -0,0 +1,112 @@
     1.4 +/* -*- C++ -*-
     1.5 + * lemon/lp_cplex.h - Part of LEMON, a generic C++ optimization library
     1.6 + *
     1.7 + * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     1.8 + * (Egervary Research Group on Combinatorial Optimization, EGRES).
     1.9 + *
    1.10 + * Permission to use, modify and distribute this software is granted
    1.11 + * provided that this copyright notice appears in all copies. For
    1.12 + * precise terms see the accompanying LICENSE file.
    1.13 + *
    1.14 + * This software is provided "AS IS" with no warranty of any kind,
    1.15 + * express or implied, and with no claim as to its suitability for any
    1.16 + * purpose.
    1.17 + *
    1.18 + */
    1.19 +
    1.20 +#ifndef LEMON_LP_CPLEX_H
    1.21 +#define LEMON_LP_CPLEX_H
    1.22 +
    1.23 +///\file
    1.24 +///\brief Header of the LEMON-CPLEX lp solver interface.
    1.25 +
    1.26 +#include <lemon/lp_base.h>
    1.27 +
    1.28 +extern "C" {
    1.29 +#include <ilcplex/cplex.h>
    1.30 +}
    1.31 +
    1.32 +namespace lemon {
    1.33 +
    1.34 +
    1.35 +  /// \brief Interface for the CPLEX solver
    1.36 +  /// 
    1.37 +  /// This class implements an interface for the CPLEX LP solver.
    1.38 +  class LpCplex : public LpSolverBase {
    1.39 +
    1.40 +  public:
    1.41 +
    1.42 +    typedef LpSolverBase Parent;
    1.43 +    
    1.44 +    /// \e
    1.45 +    int status;
    1.46 +    CPXENVptr env;
    1.47 +    CPXLPptr lp;
    1.48 +
    1.49 +
    1.50 +    /// \e
    1.51 +    LpCplex();
    1.52 +    /// \e
    1.53 +    ~LpCplex();
    1.54 +
    1.55 +  protected:
    1.56 +    virtual LpSolverBase &_newLp();
    1.57 +    virtual LpSolverBase &_copyLp();
    1.58 +
    1.59 +    virtual int _addCol();
    1.60 +    virtual int _addRow();
    1.61 +    virtual void _eraseCol(int i);
    1.62 +    virtual void _eraseRow(int i);
    1.63 +    virtual void _setRowCoeffs(int i, 
    1.64 +			       int length,
    1.65 +                               const int   * indices, 
    1.66 +                               const Value   * values );
    1.67 +    virtual void _setColCoeffs(int i, 
    1.68 +			       int length,
    1.69 +                               const int   * indices, 
    1.70 +                               const Value   * values);
    1.71 +    virtual void _setCoeff(int row, int col, Value value);
    1.72 +    virtual void _setColLowerBound(int i, Value value);
    1.73 +    virtual void _setColUpperBound(int i, Value value);
    1.74 +//     virtual void _setRowLowerBound(int i, Value value);
    1.75 +//     virtual void _setRowUpperBound(int i, Value value);
    1.76 +    virtual void _setRowBounds(int i, Value lower, Value upper);
    1.77 +    virtual void _setObjCoeff(int i, Value obj_coef);
    1.78 +    virtual void _clearObj();
    1.79 +    ///\e
    1.80 +    
    1.81 +    ///\bug Unimplemented
    1.82 +    ///
    1.83 +    virtual SolveExitStatus _solve();
    1.84 +    ///\e
    1.85 +
    1.86 +    ///\bug Unimplemented
    1.87 +    ///
    1.88 +    virtual Value _getPrimal(int i);
    1.89 +    ///\e
    1.90 +    
    1.91 +    ///\bug Unimplemented
    1.92 +    ///
    1.93 +    virtual Value _getPrimalValue();
    1.94 +    ///\e
    1.95 +    
    1.96 +    ///\bug Unimplemented
    1.97 +    ///
    1.98 +    virtual SolutionStatus _getPrimalStatus();
    1.99 +
   1.100 +    ///\e
   1.101 +    
   1.102 +    ///\bug Unimplemented
   1.103 +    ///
   1.104 +    virtual void _setMax();
   1.105 +    ///\e
   1.106 +    
   1.107 +    ///\bug Unimplemented
   1.108 +    ///
   1.109 +    virtual void _setMin();
   1.110 +
   1.111 +  };
   1.112 +} //END OF NAMESPACE LEMON
   1.113 +
   1.114 +#endif //LEMON_LP_CPLEX_H
   1.115 +