//消灭灰色格子
public void RemoveGreyCell(Cell cell)
{
virusCount--;
audioManager.PlaySound(3);
GreyCells.Remove(cell);
Destroy(cell.gameObject);
}
//卸载所有关卡资源
public void UnloadLevel()
{
GreenCount = 0;
FirstStep = true;
GreyCells.Clear();
Destroy(GridRoot.gameObject);
}
//放置灰色格子
public void PlaceGreyCell(Vector2Int pos)
{
GameObject grid = Instantiate(VirusGreyPrefab);
grid.transform.parent = GridRoot.transform;
grid.transform.localPosition = perUnitScale * (Vector2)pos;
grid.transform.localScale *= perUnitScale;
grid.GetComponent <Cell> ().SetIndex(pos.x, pos.y);
GreyCells.Add(grid.GetComponent <Cell> ());
virusCount++;
}
