/// <summary>
/// 创建箭矢
/// </summary>
/// <param name="index">箭矢序号</param>
/// <param name="targetType">目标类型</param>
public virtual void CreateArrow(int index, TargetType targetType)
{
ArrowController createArrow = GameObject.Instantiate(arrowGroup[index]);
createArrow.transform.SetParent(transform.parent);
createArrow.transform.localScale = new Vector3(1, 1, 1);
createArrow.transform.position = AttackPos.transform.position;
createArrow.SetTarget(targetType);
}