AI_自动寻怪，自动追击

1，坦克自动旋转炮管，自动瞄准 2，在坦克的射程之内自动开炮 3，坦克自动向你追击

//人工智能篇 （菜鸟级，随便写写）

var Enemy_tank: GameObject; //定义的坦克
var firepoint: Transform; //定义的开火点
var bullet: Rigidbody;     //定义的子弹
var bullspeed: int=50;  //定义的子弹速度
var attackRange = 100.0;  //定义的距离
var target : Transform;//定义的共计目标
//static var value : float ;
private var cun_time: int=0;

function Start ()    //初始化目标
{
    if (target == null && GameObject.FindWithTag("hero"))     target = GameObject.FindWithTag("hero").transform;
}

function Update ()
{
    //Tank Fire
    // cun_time++;
    // if(cun_time==260)
    // {
    //     var clone : Rigidbody;
    //     clone = Instantiate(bullet, firepoint.transform.position, firepoint.transform.rotation);
    //     clone.velocity = transform.TransformDirection (Vector3.right*bullspeed);
    //     cun_time=0;
    //     }

    //distance from A and B
    //angle from A and B
    //var targetDir = transform.position-other.position;
    //var right = transform.right;
    //var angle = Vector3.Angle(targetDir, right);
    //print("angle is ="+angle);//if (angle < 5.0)//transform.Rotate(Vector3.up*0.5);

    //var speed = 0.1;
    //transform.rotation =Quaternion.Slerp (from.rotation, to.rotation, Time.time * speed);

    Enemy_tank=GameObject.Find("Enemy_barrel");  //实例化
    if (target == null)
        return;
    if (!CanSeeTarget ())
        return;
    // Rotate towards target
    var targetPoint = target.position;
    var targetRotation = Quaternion.LookRotation (targetPoint – Enemy_tank.transform.position,Vector3.up);    //求出与目标之间的角度
    Enemy_tank.transform.rotation = Quaternion.Slerp(Enemy_tank.transform.rotation, targetRotation, Time.deltaTime * 2.0);                       //旋转之角度与目标对齐
    //If we are almost rotated towards target – fire one clip of ammo
    var forward = Enemy_tank.transform.TransformDirection(Vector3.forward);
    var targetDir =Enemy_tank.transform.position-target.position;                                                                                //求出2者之间的距离
    if((Vector3.Angle(forward, targetDir) <10.0)||((Vector3.Angle(forward, targetDir) >-10.0)))                                                  //这边是自动开炮的效果
    {
        cun_time++;
        if(cun_time==260)
        {
            var clone : Rigidbody;
            clone = Instantiate(bullet, firepoint.transform.position, firepoint.transform.rotation);
            clone.velocity = Enemy_tank.transform.TransformDirection (Vector3.forward*bullspeed);
            cun_time=0;
        }
    }

    if((Vector3.Distance(transform.position, target.position) < attackRange))                                                                //发现目标而且在范围之内，开始追击目标
    {
        var targetPoint1 = target.position;
        //Calculation the angle with target
        var targetRotation1 = Quaternion.LookRotation (targetPoint1 – transform.position,Vector3.up);
        //Rotated Itself   then make a line with target
        transform.rotation = Quaternion.Slerp(transform.rotation, targetRotation1, Time.deltaTime * 1.0);
        transform.Translate(Vector3.forward*0.05);
    }

}

function CanSeeTarget (): System.Boolean  
{   
    //计算是否被发现
    if (Vector3.Distance(transform.position, target.position) > attackRange) return false;
    var hit : RaycastHit; if (Physics.Linecast (transform.position, target.position, hit))
    return hit.transform == target; return false;
}

本条目发布于2010年1月14日。属于未分类分类。