LPEngine.h

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//
//     Minotaur -- It's only 1/2 bull
//
//     (C)opyright 2008 - 2025 The Minotaur Team.
//
 
#ifndef MINOTAURLPENGINE_H
#define MINOTAURLPENGINE_H
 
#include "Engine.h"
 
namespace Minotaur {
 
class LPEngine : public Engine {
 public:
  friend class Problem;
 
  LPEngine(){};
 
  virtual ~LPEngine(){};
 
  virtual void enableFactorization(){};
 
  virtual void disableFactorization(){};
 
  virtual bool IsOptimalBasisAvailable() { return true; };
 
  virtual void getBasics(int*){};
 
  virtual void getBInvARow(int, double*, double*){};
 
  virtual int getNumCols() { return 0; };
 
  virtual int getNumRows() { return 0; };
 
  virtual const double* getColLower() { return 0; };
 
  virtual const double* getColUpper() { return 0; };
 
  virtual const double* getRowLower() { return 0; };
 
  virtual const double* getRowUpper() { return 0; };
 
  virtual const double* getRightHandSide() { return 0; };
 
  virtual const double* getRowActivity() { return 0; };
 
  virtual const double* getOriginalTableau() { return 0; };
 
  virtual const int* getRowStarts() { return 0; };
 
  virtual const int* getIndicesofVars() { return 0; };
 
  virtual const int* getRowLength() { return 0; };
 
  virtual void loadDualWarmStart(int, double*){};
};
typedef LPEngine* LPEnginePtr;
}  // namespace Minotaur
 
#endif