lemon-0.x: src/work/athos/lp/lp_solver

     1 /* -*- C++ -*-

     2  * src/lemon/lp_solver_skeleton.h

     3  * - Part of LEMON, a generic C++ optimization library

     4  *

     5  * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport

     6  * (Egervary Combinatorial Optimization Research Group, EGRES).

     7  *

     8  * Permission to use, modify and distribute this software is granted

     9  * provided that this copyright notice appears in all copies. For

    10  * precise terms see the accompanying LICENSE file.

    11  *

    12  * This software is provided "AS IS" with no warranty of any kind,

    13  * express or implied, and with no claim as to its suitability for any

    14  * purpose.

    15  *

    16  */

    18 #ifndef LEMON_LP_SOLVER_SKELETON

    19 #define LEMON_LP_SOLVER_SKELETON

    21 #include"lp_base.h"

    23 ///\file

    24 ///\brief A skeleton file to implement LP solver interfaces

    25 namespace lemon {

    27   ///A skeleton class to implement LP solver interfaces

    28   class LpSolverSkeleton :public LpSolverBase {

    29     int col_num,row_num;

    31   protected:

    32     virtual int _addCol();

    33     virtual int _addRow();

    34     virtual void _setRowCoeffs(int i,

    35 			       int length,

    36                                int  const * indices,

    37                                Value  const * values );

    38     virtual void _setColCoeffs(int i,

    39 			       int length,

    40                                int  const * indices,

    41                                Value  const * values);

    42     virtual void _setColLowerBound(int i, Value value);

    43     virtual void _setColUpperBound(int i, Value value);

    44     virtual void _setRowLowerBound(int i, Value value);

    45     virtual void _setRowUpperBound(int i, Value value);

    46     virtual void _setObjCoeff(int i, Value obj_coef);

    47     virtual SolutionType _solve();

    48     virtual Value _getSolution(int i);

    49   public:

    50     LpSolverSkeleton() : LpSolverBase(), col_num(0), row_num(0) {}

    51   };

    53 } //namespace lemon

    55 #endif // LEMON_LP_SOLVER_SKELETON

author	hegyi
	Fri, 01 Apr 2005 09:44:29 +0000
changeset 1289	142633fc5014
parent 1263	a490938ad0aa
child 1293	8ede2a6b2594
permissions	-rw-r--r--