Unity3D 物體旋轉之Quaternion.Slerp

實現的功能：1個物體以一定的速度轉向目標物體

Quaternion TargetRotation = Quaternion.LookRotation(m_Target.transform.position - transform.position, Vector3.up);
 transform.rotation = Quaternion.Slerp(transform.rotation, TargetRotation, Time.deltaTime * 2.5f);