ClpLsqr.hpp

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/* $Id: ClpLsqr.hpp 1665 2011-01-04 17:55:54Z lou $ */
// Copyright (C) 2003, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).
 
#ifndef ClpLsqr_H_
#define ClpLsqr_H_
 
#include "CoinDenseVector.hpp"
 
#include "ClpInterior.hpp"
 
 
class ClpLsqr {
private:
 
public:
     int          nrows_;
     int          ncols_;
     ClpInterior        *model_;
     double         *diag1_;
     double         diag2_;
 
     ClpLsqr();
 
     ClpLsqr(ClpInterior *model);
     ClpLsqr(const ClpLsqr &);
     ClpLsqr & operator=(const ClpLsqr & rhs);
     ~ClpLsqr();
 
     bool setParam(char *parmName, int parmValue);
     void do_lsqr( CoinDenseVector<double> &b,
                   double damp, double atol, double btol, double conlim, int itnlim,
                   bool show, Info info, CoinDenseVector<double> &x , int *istop,
                   int *itn, Outfo *outfo, bool precon, CoinDenseVector<double> &Pr );
     void matVecMult( int, CoinDenseVector<double> *, CoinDenseVector<double> *);
 
     void matVecMult( int, CoinDenseVector<double> &, CoinDenseVector<double> &);
     void borrowDiag1(double * array) {
          diag1_ = array;
     };
};
#endif