AbstractLinAlgPack_COOMatrixTmplOutFuncDef.hpp

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00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
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00028 
00029 #ifndef COO_MATRIX_TMPL_OUT_FUNC_DEF_H
00030 #define COO_MATRIX_TMPL_OUT_FUNC_DEF_H
00031 
00032 #include <ostream>
00033 #include <iomanip>
00034 
00035 #include "AbstractLinAlgPack_COOMatrixTmplOutFuncDecl.hpp"
00036 
00037 namespace AbstractLinAlgPack {
00038 
00039 template <class T_COOM>
00040 std::ostream& output_COOM(std::ostream& os, const T_COOM& coom
00041   , SparseLinAlgPackIO::fmtflags extra_flags)
00042 {
00043   int w = os.width(0) - 1; // get the set width (minus 1 since a space is inserted)
00044 
00045   if(    !(extra_flags & SparseLinAlgPackIO::ignore_dim_bit)
00046     || !(extra_flags & SparseLinAlgPackIO::ignore_nz_bit) )
00047   {
00048 
00049     os << std::setw(0) << std::left;
00050 
00051     if( !(extra_flags & SparseLinAlgPackIO::ignore_dim_bit) )
00052       os << coom.rows() << ' ' << coom.cols() << ' ';
00053 
00054     if( !(extra_flags & SparseLinAlgPackIO::ignore_nz_bit) )
00055       os << coom.nz();
00056 
00057     os << std::endl << std::right;
00058   }
00059   
00060   if(!coom.nz()) return os; // no elements to output
00061   
00062   typename T_COOM::difference_type
00063     row_offset  = coom.row_offset(),
00064     col_offset  = coom.col_offset();
00065   for(typename T_COOM::const_iterator itr = coom.begin(); itr != coom.end();++itr) {
00066     os  << " " << std::setw(w) << itr->value()
00067       << ':' << itr->row_i() + row_offset
00068       << ':' << itr->col_j() + col_offset;
00069   }
00070 
00071   if( !(extra_flags & SparseLinAlgPackIO::no_insert_newlines_bit) )
00072     os << std::endl;
00073 
00074   return os;
00075 }
00076 
00077 } // end namespace AbstractLinAlgPack 
00078 
00079 #endif  // COO_MATRIX_TMPL_OUT_FUNC_DEF_H

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