Method update_header

LASlib/src/lasutility.cpp:111–168

}

BOOL LASinventory::update_header(LASheader* header) const
{
  if (header)
  {
    int i;
    if (extended_number_of_point_records > U32_MAX)
    {
      if (header->version_minor >= 4)
      {
        header->number_of_point_records = 0;
      }
      else
      {
        return FALSE;
      }
    }
    else
    {
      header->number_of_point_records = (U32)extended_number_of_point_records;
    }
    for (i = 0; i < 5; i++)
    {
      if (extended_number_of_points_by_return[i+1] > U32_MAX)
      {
        if (header->version_minor >= 4)
        {
          header->number_of_points_by_return[i] = 0;
        }
        else
        {
          return FALSE;
        }
      }
      else
      {
        header->number_of_points_by_return[i] = (U32)extended_number_of_points_by_return[i+1];
      }
    }
    header->max_x = header->get_x(max_X);
    header->min_x = header->get_x(min_X);
    header->max_y = header->get_y(max_Y);
    header->min_y = header->get_y(min_Y);
    header->max_z = header->get_z(max_Z);
    header->min_z = header->get_z(min_Z);
    header->max_gps_time = max_gps_time;
    header->min_gps_time = min_gps_time;
    header->extended_number_of_point_records = extended_number_of_point_records;
    for (i = 0; i < 15; i++)
    {
      header->extended_number_of_points_by_return[i] = extended_number_of_points_by_return[i+1];
    }
    return TRUE;
  }
  else
  {
    return FALSE;
  }
}