Method inside_tile

LASlib/src/lasreader.cpp:164–203

}

BOOL LASreader::inside_tile(const F32 ll_x, const F32 ll_y, const F32 size) {
  inside = 1;
  t_ll_x = ll_x;
  t_ll_y = ll_y;
  t_size = size;
  t_ur_x = ll_x + size;
  t_ur_y = ll_y + size;
  orig_min_x = header.min_x;
  orig_min_y = header.min_y;
  orig_max_x = header.max_x;
  orig_max_y = header.max_y;
  header.min_x = ll_x;
  header.min_y = ll_y;
  header.max_x = static_cast<F64>(ll_x) + static_cast<F64>(size);
  header.max_y = static_cast<F64>(ll_y) + static_cast<F64>(size);
  header.max_x -= header.x_scale_factor;
  header.max_y -= header.y_scale_factor;
  if (((orig_min_x > header.max_x) || (orig_min_y > header.max_y) || (orig_max_x < header.min_x) || (orig_max_y < header.min_y))) {
    if (filter || transform) {
      read_complex = &LASreader::read_point_none;
    } else {
      read_simple = &LASreader::read_point_none;
    }
  } else if (filter || transform) {
    if (index) {
      if (index) index->intersect_tile(ll_x, ll_y, size);
      read_complex = &LASreader::read_point_inside_tile_indexed;
    } else {
      read_complex = &LASreader::read_point_inside_tile;
    }
  } else {
    if (index) {
      if (index) index->intersect_tile(ll_x, ll_y, size);
      read_simple = &LASreader::read_point_inside_tile_indexed;
    } else {
      read_simple = &LASreader::read_point_inside_tile;
    }
  }
  return TRUE;
}

BOOL LASreader::inside_circle(const F64 center_x, const F64 center_y, const F64 radius) {
  inside = 2;