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球球大作战小球的移动和碰到金币，金币会消失。

吃到金币

public class SphereMove : MonoBehaviour
{
    public float Spheremove = 20;
    public float Spherejump = 50;
    // Start is called before the first frame update
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {
        if (Input.GetKey(KeyCode.UpArrow))
        {
            GetComponent<Rigidbody>().AddForce(Spheremove, 0, 0);
        }
        if (Input.GetKey(KeyCode.DownArrow))
        {
            GetComponent<Rigidbody>().AddForce(-Spheremove, 0, 0);
        }
        if (Input.GetKey(KeyCode.LeftArrow))
        {
            GetComponent<Rigidbody>().AddForce(0, 0, Spheremove);
        }
        if (Input.GetKey(KeyCode.RightArrow))
        {
            GetComponent<Rigidbody>().AddForce(0, 0, -Spheremove);
        }
        if (Input.GetKey(KeyCode.Space))
        {
            GetComponent<Rigidbody>().AddForce(0, Spherejump, 0);
        }
    }

    public void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == ("Goodup"))
        {
          other.gameObject.SetActive(false);
        }

    }
}

金币围绕Y轴转动金币围绕Y轴转动。

public class Pickupsctrl : MonoBehaviour
{

    public Vector3 rot;

    // Start is called before the first frame update
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {
        rot = new Vector3(0, 20, 0);
        rot = rot* Time.deltaTime;
        transform.Rotate(rot);
    }
}

相机跟随小球移动相机跟随小球移动。

public class Canearctrl : MonoBehaviour
{

    public Vector3 Offset;
    public Transform player;
    // Start is called before the first frame update
    void Start()
    {
        Offset = this.transform.position - player.position;
    }

    // Update is called once per frame
    void Update()
    {
        this.transform.position = player.position + Offset;
    }
}

原文地址：https://www.cnblogs.com/raymondking123/p/11404018.html