int get_randypos(struct coordinates geometry_win, struct obstacleinfo *oi)
{
	int i;
	int randpos;

	randpos = rand() % ((geometry_win.y - 2) - 1 + 1) + 1;
	for (i = 0; i < oi->count; i++)
	{
		while (1)
		{
			if (oi->obstacle[i]->y_pos == randpos)
			{
				randpos = rand() % ((geometry_win.y - 2) - 1 + 1) + 1;
			}
			else
			{
				break;
			}
		}
	}

	return randpos;
}