第一个小游戏的开发过程，小球跑酷

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 using UnityEngine.SceneManagement;
 5 
 6 public class Player : MonoBehaviour
 7 {
 8     //初始速度
 9     public float speed = 10;
10     //初始转弯速度
11     public float turnSpeed = 4;
12 
13     // Start is called before the first frame update
14     void Start()
15     {
16 
17     }
18 
19     // Update is called once per frame
20     void Update()
21     {
22         //按R键重玩，场景重置
23         if (Input.GetKeyDown(KeyCode.R)){
24             SceneManager.LoadScene(0);
25             Time.timeScale = 1;
26             //结束当前方法，防止一直掉下去
27             return;
28         }
29 
30         //获取坐标
31         float x = Input.GetAxis("Horizontal");
32         //给物体一个变化，即x轴会有一个转弯速度，y轴不变，z轴也有一个速度
33         transform.Translate(x * turnSpeed * Time.deltaTime, 0, speed * Time.deltaTime);
34 
35         //判断位置，如果在范围之外，则让它有其他的运转动作
36         if (transform.position.x < -4 || transform.position.x > 4)
37             transform.Translate(0, -10 * Time.deltaTime, 0);
38 
39         //如果y轴小于-20，则停止
40         if (transform.position.y < -20)
41             Time.timeScale = 0;
42 
43 
44     }
45 }

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 
 5 public class Barrier : MonoBehaviour
 6 {
 7     // Start is called before the first frame update
 8     void Start()
 9     {
10         
11     }
12 
13     private void OnTriggerEnter(Collider other)
14     {
15         //debug测试是否发生碰撞
16         Debug.Log(other.name + "碰到了我");
17         //如果和自己碰撞的物体名称是player就停止
18         if(other.name == "Player")
19             Time.timeScale = 0;
20 
21     }
22 }

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 
 5 public class Finish : MonoBehaviour
 6 {
 7     // Start is called before the first frame update
 8     void Start()
 9     {
10         GameObject canvas = GameObject.Find("Canvas");
11         canvas.transform.Find("Panel").gameObject.SetActive(false);
12     }
13 
14     private void OnTriggerEnter(Collider other)
15     {
16         GameObject canvas = GameObject.Find("Canvas");
17         canvas.transform.Find("Panel").gameObject.SetActive(true);
18     }
19 
20 }