GGJ_2019/Assets/SpiritBall/SpiritScript.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SpiritScript : MonoBehaviour {

    public GameObject pivot;
    float speed = 55.0f;
    float jitterTime = 2.0f;

    public float progress = 0;

    public void Start()
    {
        StartCoroutine("Move");
    }

    IEnumerator Move()
    {
        bool moving = true;
        float rand = Random.Range(40.0f, 180.0f);
        while (moving == true)
        {
            float distance = speed * Time.deltaTime;
            progress += distance;
            gameObject.transform.RotateAround(pivot.transform.position,pivot.transform.forward, distance);
            if (progress > rand)
            {
                rand = Random.Range(0, 0.5f);
                yield return new WaitForSeconds(rand);
                rand = Random.Range(40.0f, 180.0f);
                progress = 0;
                speed = Random.Range(60.0f, 90.0f);
            }
            yield return new WaitForEndOfFrame();
        }
        
    }
}