见缝插针

程序管理代码（GameManager）

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 using UnityEngine.UI;
 5 using UnityEngine.SceneManagement;
 6 
 7 public class GameManager : MonoBehaviour {
 8 
 9     private Transform startPoint;
10     private Transform spawnPoint;
11     private Pin currentPin;
12     private bool isGameOver = false;
13     private int score = 0;
14     private Camera mainCamera;
15 
16     public Text scoreText;
17     public GameObject pinPrefab;
18     public float speed = 3;
19 
20 
21 
22     // Use this for initialization
23     void Start () {
24         startPoint = GameObject.Find("StartPoint").transform;
25         spawnPoint = GameObject.Find("SpawnPoint").transform;
26         mainCamera = Camera.main;
27         SpawnPin();
28     }
29 
30     private void Update()
31     {
32         if (isGameOver) return;
33         if (Input.GetMouseButtonDown(0))
34         {
35             score++;
36             scoreText.text = score.ToString();
37             currentPin.StartFly();
38             SpawnPin();
39         }
40     }
41 
42     void SpawnPin()
43     {
44         currentPin = GameObject.Instantiate(pinPrefab, spawnPoint.position, pinPrefab.transform.rotation).GetComponent<Pin>();
45     }
46 
47     public void GameOver()
48     {
49         if (isGameOver) return;
50         GameObject.Find("Circle").GetComponent<RotateSelf>().enabled = false;
51         StartCoroutine(GameOverAnimation());
52         isGameOver = true;
53     }
54 
55     IEnumerator GameOverAnimation()
56     {
57         while (true)
58         {
59             mainCamera.backgroundColor = Color.Lerp(mainCamera.backgroundColor, Color.red, speed * Time.deltaTime);
60             mainCamera.orthographicSize = Mathf.Lerp(mainCamera.orthographicSize, 4, speed * Time.deltaTime);
61             if( Mathf.Abs( mainCamera.orthographicSize-4 )<0.01f)
62             {
63                 break;
64             }
65             yield return 0;
66         }
67         yield return new WaitForSeconds(0.2f);
68         SceneManager.LoadScene(SceneManager.GetActiveScene().buildIndex);
69     }
70 }

针程序（Pin）

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 
 5 public class Pin : MonoBehaviour {
 6 
 7     public float speed = 5;
 8     private bool isFly = false;
 9     private bool isReach = false;
10     private Transform startPoint;
11 
12     private Vector3 targetCirclePos;
13     private Transform circle;
14 
15 
16     // Use this for initialization
17     void Start () {
18         startPoint = GameObject.Find("StartPoint").transform;
19         circle = GameObject.FindGameObjectWithTag("Circle").transform;
20         targetCirclePos = circle.position;
21         targetCirclePos.y -= 1.55f;
22         //circle = GameObject.Find("Circle").transform;
23     }
24 
25     // Update is called once per frame
26     void Update () {
27         if (isFly == false)
28         {
29             if (isReach == false)
30             {
31                 transform.position = Vector3.MoveTowards(transform.position, startPoint.position, speed * Time.deltaTime);
32                 if (Vector3.Distance(transform.position, startPoint.position) < 0.05f)
33                 {
34                     isReach = true;
35                 }
36             }
37         }
38         else
39         {
40             transform.position = Vector3.MoveTowards(transform.position, targetCirclePos, speed * Time.deltaTime);
41             if(Vector3.Distance( transform.position,targetCirclePos) < 0.05f)
42             {
43                 transform.position = targetCirclePos;
44                 transform.parent = circle;
45                 isFly = false;
46             }
47         }
48     }
49 
50     public void StartFly()
51     {
52         isFly = true;
53         isReach = true;
54     }
55 }

针头程序（PinHead）

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 
 5 public class PinHead : MonoBehaviour {
 6 
 7     private void OnTriggerEnter2D(Collider2D collision)
 8     {
 9         if (collision.tag == "PinHead")
10         {
11             GameObject.Find("GameManager").GetComponent<GameManager>().GameOver();
12         }
13     }
14 }

圆盘旋转程序

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 
 5 public class RotateSelf : MonoBehaviour {
 6 
 7     public float speed = 90;
 8     
 9     // Update is called once per frame
10     void Update () {
11         transform.Rotate(new Vector3(0, 0, -speed * Time.deltaTime));
12     }
13 }