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AbstractLinAlgPack_COOMatrixTmplOutFuncDef.hpp
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41 
42 #ifndef COO_MATRIX_TMPL_OUT_FUNC_DEF_H
43 #define COO_MATRIX_TMPL_OUT_FUNC_DEF_H
44 
45 #include <ostream>
46 #include <iomanip>
47 
48 #include "AbstractLinAlgPack_COOMatrixTmplOutFuncDecl.hpp"
49 
50 namespace AbstractLinAlgPack {
51 
52 template <class T_COOM>
53 std::ostream& output_COOM(std::ostream& os, const T_COOM& coom
54  , SparseLinAlgPackIO::fmtflags extra_flags)
55 {
56  int w = os.width(0) - 1; // get the set width (minus 1 since a space is inserted)
57 
58  if( !(extra_flags & SparseLinAlgPackIO::ignore_dim_bit)
59  || !(extra_flags & SparseLinAlgPackIO::ignore_nz_bit) )
60  {
61 
62  os << std::setw(0) << std::left;
63 
64  if( !(extra_flags & SparseLinAlgPackIO::ignore_dim_bit) )
65  os << coom.rows() << ' ' << coom.cols() << ' ';
66 
67  if( !(extra_flags & SparseLinAlgPackIO::ignore_nz_bit) )
68  os << coom.nz();
69 
70  os << std::endl << std::right;
71  }
72 
73  if(!coom.nz()) return os; // no elements to output
74 
75  typename T_COOM::difference_type
76  row_offset = coom.row_offset(),
77  col_offset = coom.col_offset();
78  for(typename T_COOM::const_iterator itr = coom.begin(); itr != coom.end();++itr) {
79  os << " " << std::setw(w) << itr->value()
80  << ':' << itr->row_i() + row_offset
81  << ':' << itr->col_j() + col_offset;
82  }
83 
84  if( !(extra_flags & SparseLinAlgPackIO::no_insert_newlines_bit) )
85  os << std::endl;
86 
87  return os;
88 }
89 
90 } // end namespace AbstractLinAlgPack
91 
92 #endif // COO_MATRIX_TMPL_OUT_FUNC_DEF_H