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QpGenSparseLinsys.h

/* OOQP                                                               *
 * Authors: E. Michael Gertz, Stephen J. Wright                       *
 * (C) 2001 University of Chicago. See Copyright Notification in OOQP */

#ifndef QPGENSPARSELINSYS
#define QPGENSPARSELINSYS

#include "QpGenLinsys.h"
#include "SparseSymMatrixHandle.h"

class DoubleLinearSolver;

class QpGenSparseLinsys : public QpGenLinsys {
protected:
  SparseSymMatrixHandle Mat;
  DoubleLinearSolver * solver;
public:
  QpGenSparseLinsys(  QpGen * factory,
                QpGenData * data,
                LinearAlgebraPackage * la, SparseSymMatrix * Mat,
                DoubleLinearSolver * solver );

  virtual void solveCompressed( OoqpVector& rhs );

  virtual void putXDiagonal( OoqpVector& xdiag );
  virtual void putZDiagonal( OoqpVector& zdiag );

  virtual void factor(Data *prob, Variables *vars);
  
  virtual ~QpGenSparseLinsys();
};
#endif

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