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QpExampleVars.h

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

#ifndef QPEXAMPLEVARS_H
#define QPEXAMPLEVARS_H

#include "Variables.h"
class OoqpVector;
class LinearAlgebraPackage;

class QpExampleVars : public Variables
{
protected:
  int nx, my, mz;
 public:

  OoqpVector *x;

  OoqpVector *s;

  OoqpVector *y;

  OoqpVector *z;

  QpExampleVars( LinearAlgebraPackage * la, int nx_in, int my_in, int mz_in);
  virtual ~QpExampleVars();


  virtual void saxpy( Variables *b, double alpha);
  virtual void negate();

  virtual double mu();
  virtual double mustep(Variables *step, double alpha);

  virtual double stepbound( Variables *b);
  virtual double violation();

  virtual double findBlocking( Variables * step, 
                               double & primalValue,
                               double & primalStep,
                               double & dualValue,
                               double & dualStep,
                               int& firstOrSecond );

  virtual void interiorPoint( double alpha, double beta );

  virtual void shiftBoundVariables( double alpha, double beta );

  virtual void print();
  virtual double onenorm();
  virtual double infnorm();

  virtual void copy(Variables *b);
};

  
#endif

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