Transform.RotateAround

描述

围绕世界坐标中经过 point 的 axis 旋转变换，角度为 angle 度。

这将修改变换的位置和旋转。

using UnityEngine;

//Attach this script to a GameObject to rotate around the target position.
public class Example : MonoBehaviour
{
    //Assign a GameObject in the Inspector to rotate around
    public GameObject target;

    void Update()
    {
        // Spin the object around the target at 20 degrees/second.
        transform.RotateAround(target.transform.position, Vector3.up, 20 * Time.deltaTime);
    }
}