SmiQuadratic.hpp

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// Copyright (C) 2014, International Business Machines
// Corporation and others.  All Rights Reserved.

#ifndef SmiQuadratic_HPP
#define SmiQuadratic_HPP

#include "CoinPragma.hpp"
#include "OsiSolverInterface.hpp"
#include "CoinPackedVector.hpp"

#include <map>
#include <vector>

using namespace std;


//SmiQuadratic.hpp
//
//Classes to implement quadratic SP

class SmiQuadraticData {
protected:
        int _n;
        int *_starts;
        int *_indx;
        double *_els;
        int _coff;
        bool _hasData;
public:
        SmiQuadraticData(int n, int *starts, int *indx, double *els,int coff=0): 
          _n(n),_starts(starts),_indx(indx),_els(els),_coff(coff){
                  if (n==0 || starts==NULL || indx==NULL || els==NULL)
                          _hasData=false;
                  else
                          _hasData=true;
          }

        SmiQuadraticData():_n(0),_starts(NULL),_indx(NULL),_els(NULL),_coff(0),_hasData(false){}

        bool hasData() {return _hasData;}
        void setHasData(bool hasData){_hasData=hasData;}

        int *getQDstarts() {return _starts;}
        void setQDstarts(int *starts) {_starts=starts;}
        int *getQDindx()   {return _indx;}
        void setQDindx(int *indx) {_indx=indx;}
        double *getQDels() {return _els;}
        void setQDels( double *els) {_els=els;}
        int getQDncols()   {return _n;}
        void setQDncols(int ncols) {_n=ncols;}
        int getNumEls()         {return _starts[_n] - _starts[0];}

};

class SmiQuadraticDataDC: public SmiQuadraticData{
public:
        SmiQuadraticDataDC(int ncols, int nels){
                this->setQDstarts(new int[ncols+1]);
                memset(this->getQDstarts(),0,(ncols+1)*sizeof(int));
                this->setQDindx(new int[nels]);
                this->setQDels(new double[nels]);
                this->setQDncols(ncols);
        }
        ~SmiQuadraticDataDC() {
                delete[] _starts; delete[] _indx; delete[] _els;
        }
};



#endif