private void Initial()
{
for (int i = 0; i < _width; i++)
{
for (int j = 0; j < _height; j++)
{
if (_cells[i, j] == null)
{
Vector2 tempPos = new Vector2(i, j);
_cells[i, j] = _spawnManager.SpawnNormalCell(tempPos);
}
}
}
}