Method merge_intervals

LASzip/src/lasindex.cpp:599–623

merge the intervals of non-empty cells

// merge the intervals of non-empty cells
BOOL LASindex::merge_intervals()
{
  if (spatial->get_intersected_cells())
  {
    U32 used_cells = 0;
    while (spatial->has_more_cells())
    {
      if (interval->get_cell(spatial->current_cell))
      {
        interval->add_current_cell_to_merge_cell_set();
        used_cells++;
      }
    }
//    LASMessage(LAS_VERBOSE, "(LASindex): used %d cells of total %d", used_cells, interval->get_number_cells());
    if (used_cells)
    {
      BOOL r = interval->merge();
      full = interval->full;
      total = interval->total;
      interval->clear_merge_cell_set();
      return r;
    }
  }
  return FALSE;
}