displayMat() [1/2]

template<typename Mat>

void displayMat	(	buffer &	o,
		const Mat &	A )

Definition at line 43 of file mat-util.hpp.

{
  // Assumption: Mat is either DMat<RingType> or SMat<RingType>, in that it
  // defines the following:
  // Mat::ElementType
  // A.ring()
  // A.numRows(), A.numColumns()
  // A.entry(r,c)
  // and A.ring().elem_text_out
 
  size_t nrows = A.numRows();
  size_t ncols = A.numColumns();
  buffer* p = new buffer[nrows];
  size_t r;
  for (size_t c = 0; c < ncols; c++)
    {
      size_t maxcount = 0;
      for (r = 0; r < nrows; r++)
        {
          const typename Mat::ElementType& a = A.entry(r, c);
          if (!A.ring().is_zero(a))
            A.ring().elem_text_out(p[r], a, true, false, false);
          else
            p[r] << ".";
          if (p[r].size() > maxcount) maxcount = p[r].size();
        }
      for (r = 0; r < nrows; r++)
        for (size_t k = maxcount + 1 - p[r].size(); k > 0; k--) p[r] << ' ';
    }
  for (r = 0; r < nrows; r++)
    {
      p[r] << '\0';
      char* s = p[r].str();
      o << s << newline;
    }
  delete[] p;
}

References newline, p, and s.

Referenced by DMatLinAlg< RingType >::debug_out(), LUUtil< RT >::debug_out(), displayMat(), and TEST().