(rand() % (chunk_range * 2 + 1)) - chunk_range,
(rand() % (chunk_range * 2 + 1)) - chunk_range,
(rand() % (chunk_range * 2 + 1)) - chunk_range
);
(rand() % (chunk_range * 2 + 1)) - chunk_range,
(rand() % (chunk_range * 2 + 1)) - chunk_range,
(rand() % (chunk_range * 2 + 1)) - chunk_range
);