src/work/athos/lp/lp_solver_skeleton.h
author alpar
Wed, 30 Mar 2005 13:01:58 +0000
changeset 1275 16980bf77bd3
parent 1263 a490938ad0aa
child 1293 8ede2a6b2594
permissions -rw-r--r--
Minor improvements
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/* -*- C++ -*-
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 * src/lemon/lp_solver_skeleton.h
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 * - Part of LEMON, a generic C++ optimization library
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 *
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 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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 * (Egervary Combinatorial Optimization Research Group, EGRES).
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 *
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 * Permission to use, modify and distribute this software is granted
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 * provided that this copyright notice appears in all copies. For
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 * precise terms see the accompanying LICENSE file.
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 *
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 * This software is provided "AS IS" with no warranty of any kind,
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 * express or implied, and with no claim as to its suitability for any
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 * purpose.
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 *
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 */
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#ifndef LEMON_LP_SOLVER_SKELETON
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#define LEMON_LP_SOLVER_SKELETON
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#include"lp_base.h"
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///\file
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///\brief A skeleton file to implement LP solver interfaces
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namespace lemon {
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  ///A skeleton class to implement LP solver interfaces
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  class LpSolverSkeleton :public LpSolverBase {
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    int col_num,row_num;
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  protected:
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    virtual int _addCol();
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    virtual int _addRow();
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    virtual void _setRowCoeffs(int i, 
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			       int length,
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                               int  const * indices, 
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                               Value  const * values );
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    virtual void _setColCoeffs(int i, 
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			       int length,
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                               int  const * indices, 
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                               Value  const * values);
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    virtual void _setColLowerBound(int i, Value value);
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    virtual void _setColUpperBound(int i, Value value);
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    virtual void _setRowLowerBound(int i, Value value);
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    virtual void _setRowUpperBound(int i, Value value);
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    virtual void _setObjCoeff(int i, Value obj_coef);
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    virtual SolutionType _solve();
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    virtual Value _getSolution(int i);
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  public:
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    LpSolverSkeleton() : LpSolverBase(), col_num(0), row_num(0) {}
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  };  
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} //namespace lemon
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#endif // LEMON_LP_SOLVER_SKELETON