Unity 怪物AI

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using UnityEngine; using System.Collections;

public class moster_AI : MonoBehaviour {

 public const int AI_Null = 10;     public const int AI_Idle = 0;     public const int AI_Patrol =1;     public const int AI_Pursuit =2;     public const int AI_Attack = 3;     public const int AI_Attack_Idle = 4;    public const int AIA_BackPoint = 5;  

 public const int Dead = 6;

 public const float followUpDistance = 3.0f;    public const float attackDistance = 2.0f;    public const float vAttackDeltaTime = 1.0f;    public const float maxFollow = 20.0f; 

 public const float speed = 2.0f;   public const float runSpeed = 3.0f;     public const float vEscapeSpeed = 6.0f;   public Rect vRect = new Rect(0,0,10,10);   public Vector2 Dis;    public Vector2 srcPoint;  //出生坐标    public GameObject player;     public int vStartState;    public int vLostState;      

 // Use this for initialization    void Start () {         vStartState = AI_Idle;       vLostState = AI_Null;        srcPoint = new Vector2(transform.position.x,transform.position.z);        player = GameObject.Find("Fighter");       }                 // Update is called once per frame   

 bool Living;  void Update () {         switch (vStartState)        {      case AI_Idle:                if (vStartState != vLostState)        {                       animation.CrossFade("Idel");        vLostState = vStartState;           Debug.Log("1");                }    fGetPatrolPosition();              vStartState = AI_Patrol;            break;            case AI_Patrol:             if (vStartState != vLostState)       {                      animation.CrossFade("Run");         vLostState = vStartState;                 Debug.Log("2");                }       fPatrovRect();                if(Vector2.Distance(Dis,new Vector2(transform.position.x,transform.position.z))<0.4f)     {                       //Debug.Log("没进来？");                     vStartState = AI_Idle;                 }          if (Vector3.Distance(transform.position, player.transform.position) < followUpDistance)    {                   vStartState = AI_Pursuit;       }                              break;             case AI_Pursuit:        if (vStartState != vLostState)      {                      animation.CrossFade("Attack02");         vLostState = vStartState;           Debug.Log("3");               }    fPursuitHero();               if (Vector3.Distance(new Vector3(srcPoint.x, transform.position.y, srcPoint.y), transform.position) > maxFollow && Vector3.Distance(transform.position, player.transform.position) > followUpDistance)               {               vStartState = AIA_BackPoint;        }                 if (Vector3.Distance(transform.position, player.transform.position) < attackDistance)           {                    vStartState = AI_Attack;      }              break;            case AI_Attack:          if (vStartState != vLostState)       {                    vLostState = vStartState;       Debug.Log("4");                }                  fAttackHero();               if (Time.time - backUptime >= 0.2f)     {                       backUptime = Time.time;       vStartState = AI_Attack_Idle;       }               break;          case AI_Attack_Idle:       if (vStartState != vLostState)     {                     animation.CrossFade("Idel");              vLostState = vStartState;            }                vStartState = AI_Pursuit;       break;            case AIA_BackPoint:        if (vStartState != vLostState)     {                    animation.CrossFade("Run");         vLostState = vStartState;         }                fBackPoint();          if (Vector2.Distance(srcPoint,new Vector2( transform.position.x, transform.position.z) )< 1)      {                    vStartState = AI_Idle;       }                                 break;        case Dead:   //死亡的状态    //if(Living==true)   // {     //Living=false;     //gameObject.SetActive(false);    animation.CrossFade("AirBeaten");        Destroy(gameObject,1.5f); //3秒后游戏对象销毁    //}    break;

  }               }    private void fBackPoint()  {        transform.LookAt(new Vector3(srcPoint.x, transform.position.y, srcPoint.y));       transform.Translate(Vector3.forward*vEscapeSpeed*Time.deltaTime);   }    public float backUptime;   //备份时间  private void fAttackHero()  {          //Debug.Log("我攻击到你了！！！");     if (Time.time - backUptime > 1) {       player.SendMessage ("BeAttack");    backUptime=Time.time;   }      }    private void fPursuitHero()   {        transform.LookAt(player.transform.position);      transform.Translate(Vector3.forward * runSpeed * Time.deltaTime);     //transform.Translate(Vector3.forward * vEscapeSpeed * Time.deltaTime);   }     private void fPatrovRect()    {        transform.LookAt(new Vector3(Dis.x,transform.position.y,Dis.y));         transform.Translate(Vector3.forward * speed * Time.deltaTime);     }    private void fGetPatrolPosition()   {         Vector2 vCur;        do         {            float minX = srcPoint.x - vRect.width / 2;      float minY = srcPoint.y - vRect.height / 2;     float maxX = srcPoint.x + vRect.width / 2;      float maxY = srcPoint.y + vRect.height / 2;     float disX = Random.Range(minX, maxX);          float disY = Random.Range(minY, maxY);          Dis = new Vector2(disX, disY);            vCur = new Vector2(transform.position.x,transform.position.z);    }        while (Vector2.Distance(Dis,vCur) < 5);    }  public float HP=3;  //接受来自主角的杀怪消息  public void  BeAttackMoster()  {   Debug.Log("我被你杀了！！！"); //接受来自主角的杀怪消息   if(HP>0)   {    HP--;    Debug.Log(gameObject.name+" HP:"+HP);   }   else   {    Debug.Log(gameObject+" 死亡");    vStartState=Dead;   }

 } }

Unity 怪物AI

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原文地址：http://www.cnblogs.com/hcyblogs/p/4613240.html