code: private void addCoord(World world, BlockPos pos, int size)
  	{
  		getAffectedChunks(world, pos.getX(), pos.getZ(), size).forEach(c -> addCoord(c, pos));
  	}
docs: Adds a coordinate for the {@link Chunk Chunks} around {@link BlockPos}.
  
  @param world the world
  @param pos the pos
  @param size the size