Method dequeuePath

src/Battlescape/Pathfinding.cpp:532–538

* Dequeues the next path direction. Ie returns the direction and removes it from queue. * @return Direction where the unit needs to go next, -1 if it's the end of the path. */

 * @return Direction where the unit needs to go next, -1 if it's the end of the path.
 */
int Pathfinding::dequeuePath()
{
	if (_path.empty()) return -1;
	int last_element = _path.back();
	_path.pop_back();
	return last_element;
}

/**
 * Aborts the current path. Clears the path vector.