ClpObjective.hpp

// Copyright (C) 2002, International Business Machines
// Corporation and others.  All Rights Reserved.
#ifndef ClpObjective_H
#define ClpObjective_H


//#############################################################################

class ClpObjective  {
  
public:
  

  
  virtual double * gradient(const double * solution, double & offset,bool refresh) = 0;
  virtual void resize(int newNumberColumns) = 0; 
  virtual void deleteSome(int numberToDelete, const int * which) = 0; 
  
  


  ClpObjective(); 
  
  ClpObjective(const ClpObjective &);
  
  ClpObjective & operator=(const ClpObjective& rhs);
  
  virtual ~ClpObjective ();

  virtual ClpObjective * clone() const = 0;
  virtual ClpObjective * subsetClone (int numberColumns, 
                                      const int * whichColumns) const;
 



  inline int type()
  { return type_;};
  

  //---------------------------------------------------------------------------
  
protected:


  int type_;
};

#endif

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