AbstractLinAlgPack_SparseCOOPtrElement.hpp

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// Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
//                  Copyright (2003) Sandia Corporation
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#ifndef SPARSE_COO_PTR_ELEMENT_H
#define SPARSE_COO_PTR_ELEMENT_H

#include "AbstractLinAlgPack_Types.hpp"

namespace AbstractLinAlgPack {

template <class T_Index, class T_Value>
class SparseCOOPtrElement {
public:

  typedef T_Value           value_type;
  typedef T_Index           index_type;



  SparseCOOPtrElement() : pvalue_(0), row_i_(0), col_j_(0)
  {}

  SparseCOOPtrElement(value_type* pvalue, index_type row_i, index_type col_j)
    : pvalue_(pvalue), row_i_(row_i), col_j_(col_j)
  {}

  void initialize(value_type* pvalue, index_type row_i, index_type col_j) {
    pvalue_ = pvalue;
    row_i_  = row_i;
    col_j_  = col_j;
  }
  


  value_type& value()
  {
    return *pvalue_;
  }
  value_type value() const
  {
    return *pvalue_;
  }
  index_type row_i() const
  {
    return row_i_;
  }
  index_type col_j() const
  {
    return col_j_;
  }
  void change_indexes(index_type row_i, index_type col_j)
  {
    row_i_ = row_i;
    col_j_ = col_j;
  }
  void change_value_ptr(value_type* pvalue)
  {
    pvalue_ = pvalue;
  }

private:
  value_type*       pvalue_;
  index_type        row_i_, col_j_;

};  // end class SparseCOOPtrElement

} // end namespace AbstractLinAlgPack 

#endif // SPARSE_COO_PTR_ELEMENT_H