private void FillSnakeCoord(LinkedList <Vector3> list)
{
stage.SetSnakeHead(list.First());
for (int i = 1; i < list.Count - 1; i++)
{
stage.SetSnakeTurnCoord(list.ElementAt(i), (int)list.ElementAt(i - 1).Z);
}
stage.SetSnakeTail(list.Last(), (int)list.ElementAt(list.Count - 2).Z);
}
