制作一款3D炸弹超人游戏

 1 /// <summary>
 2 /// Drops a bomb beneath the player
 3 /// </summary>
 4 private void DropBomb() {
 5     if (bombPrefab) { //Check if bomb prefab is assigned first
 6         // Create new bomb and snap it to a tile
 7         Instantiate(bombPrefab,
 8             new Vector3(Mathf.RoundToInt(myTransform.position.x), bombPrefab.transform.position.y, Mathf.RoundToInt(myTransform.position.z)),
 9             bombPrefab.transform.rotation);
10     }
11 }

 1 using UnityEngine;
 2 using System.Collections;
 3 using System.Runtime.CompilerServices;
 4  
 5 public class Bomb : MonoBehaviour {
 6     public AudioClip explosionSound;
 7     public GameObject explosionPrefab; 
 8     public LayerMask levelMask; // This LayerMask makes sure the rays cast to check for free spaces only hits the blocks in the level
 9     private bool exploded = false;
10  
11     // Use this for initialization
12     void Start() {
13         Invoke("Explode", 3f); //Call Explode in 3 seconds
14     }
15  
16     void Explode() {
17         //Explosion sound
18         AudioSource.PlayClipAtPoint(explosionSound,transform.position);
19  
20         //Create a first explosion at the bomb position
21         Instantiate(explosionPrefab, transform.position, Quaternion.identity);
22  
23         //For every direction, start a chain of explosions
24         StartCoroutine(CreateExplosions(Vector3.forward));
25         StartCoroutine(CreateExplosions(Vector3.right));
26         StartCoroutine(CreateExplosions(Vector3.back));
27         StartCoroutine(CreateExplosions(Vector3.left));
28  
29         GetComponent<MeshRenderer>().enabled = false; //Disable mesh
30         exploded = true; 
31         transform.FindChild("Collider").gameObject.SetActive(false); //Disable the collider
32         Destroy(gameObject,.3f); //Destroy the actual bomb in 0.3 seconds, after all coroutines have finished
33     }
34  
35     public void OnTriggerEnter(Collider other) {
36         if (!exploded && other.CompareTag("Explosion")) { //If not exploded yet and this bomb is hit by an explosion...
37             CancelInvoke("Explode"); //Cancel the already called Explode, else the bomb might explode twice 
38             Explode(); //Finally, explode!
39         }
40     }
41  
42     private IEnumerator CreateExplosions(Vector3 direction) {
43         for (int i = 1; i < 3; i++) { //The 3 here dictates how far the raycasts will check, in this case 3 tiles far
44             RaycastHit hit; //Holds all information about what the raycast hits
45  
46             Physics.Raycast(transform.position + new Vector3(0,.5f,0), direction, out hit, i, levelMask); //Raycast in the specified direction at i distance, because of the layer mask it‘ll only hit blocks, not players or bombs
47  
48             if (!hit.collider) { // Free space, make a new explosion
49                 Instantiate(explosionPrefab, transform.position + (i * direction), explosionPrefab.transform.rotation);
50             }
51             else { //Hit a block, stop spawning in this direction
52                 break;
53             }
54  
55             yield return new WaitForSeconds(.05f); //Wait 50 milliseconds before checking the next location
56         }
57  
58     }
59 }

 1 //Manager
 2   public GlobalStateManager GlobalManager;
 3  
 4   //Player parameters
 5   [Range(1, 2)] //Enables a nifty slider in the editor
 6   public int playerNumber = 1; //Indicates what player this is: P1 or P2
 7   public float moveSpeed = 5f;
 8   public bool canDropBombs = true; //Can the player drop bombs?
 9   public bool canMove = true; //Can the player move?
10   public bool dead = false; //Is this player dead?

1 public void OnTriggerEnter(Collider other) {
2     if (!dead && other.CompareTag("Explosion")) { //Not dead & hit by explosion
3         Debug.Log("P" + playerNumber + " hit by explosion!");
4  
5         dead = true;
6         GlobalManager.PlayerDied(playerNumber); //Notify global state manager that this player died
7         Destroy(gameObject);
8     }
9 }

 1 public List<GameObject> Players = new List<GameObject>();
 2  
 3  private int deadPlayers = 0;
 4  private int deadPlayerNumber = -1;
 5  
 6  public void PlayerDied(int playerNumber) {
 7      deadPlayers++;
 8  
 9      if (deadPlayers == 1) {
10          deadPlayerNumber = playerNumber;
11          Invoke("CheckPlayersDeath", .3f);
12      }
13  }