3D球体的自转和公转

using System.Collections;

using System.Collections.Generic;

using UnityEngine;

using DG.Tweening;

public class zizhuan : MonoBehaviour {

    public GameObject Axis;  //轴，用于选择围绕中心

    public float RotateSpeedGZ;  //公转

    public float RotateSpeedZZ;  //自转

    // Use this for initialization

    void Start () {

    }

// Update is called once per frame

void Update () {

        this.transform.RotateAround(Axis.transform.position, Vector3.up, RotateSpeedGZ);

        transform.Rotate(Vector3.down * RotateSpeedZZ, Space.World);

    }

}