Unity3D游戏制作源文件 坦克射击 可直接使用

var target: Transform; var rotationSpeed = 0.3; var visible = 88; var range = 72; var secDis = 52; var moveSpeed = 3; var FirePoint:Transform; var e_Bullet:Rigidbody; //static var cFire = 81; static var eLife = 30; var timespan = 1.85; static var fireTime = 0; //static var showEnemyTime = 0; //static var b_show = false; static var enemyCount = 5; function Awake(){ eLife = 30; //b_show = false; enemyCount = 5; if(!target) { target = GameObject.FindWithTag("player").transform; } } function Update () { if(eLife < 0)//dead { Destroy(gameObject); PlayerLifeEnergy.winCount ++; //print(PlayerLifeEnergy.winCount); enemyCount =5 - PlayerLifeEnergy.winCount; var g_showEnemyCount = gameObject.Find("G_ShowEnemyCount"); if(enemyCount > 1) g_showEnemyCount.guiText.text = enemyCount + " Enemies Left"; else if(enemyCount == 1) g_showEnemyCount.guiText.text = enemyCount + " Enemy Left"; else g_showEnemyCount.guiText.text = "COMPLETE"; /* if(!b_show) { showTime = Time.time; if(enemyCount > 1) g_showEnemyCount.guiText.text = enemyCount + " Enemies Left"; else if(enemyCount == 1) g_showEnemyCount.guiText.text = enemyCount + " Enemy Left"; b_show = true; } if(showTime + 3 < Time.time)//屏幕停留3秒 { g_showEnemyCount.guiText.text = ""; } */ } if(target && CanDetectTarget()){ //transform.LookAt(target);//调用程序内部函数 var targetRotation = Quaternion.LookRotation(target.position - transform.position, Vector3.up); transform.rotation = Quaternion.Slerp(transform.rotation, targetRotation, Time.deltaTime * rotationSpeed); //close to target if(Vector3.Distance(transform.position, target.position) > range) transform.Translate(Vector3.forward*Time.deltaTime*moveSpeed); //leave the target to security else if(Vector3.Distance(transform.position, target.position) < secDis) transform.Translate(Vector3.forward*Time.deltaTime*-moveSpeed); else//move on and fire { transform.Translate(Vector3.forward*Time.deltaTime*moveSpeed); //fire fire(); } } } function CanDetectTarget(){ //distance of visible if(Vector3.Distance(transform.position, target.position) > visible) { return false; } var hit : RaycastHit; //if there is any roadblock if(Physics.Linecast(transform.position, target.position, hit)) { if(hit.collider.gameObject.tag != "player") { //print("roadblock: " + hit.collider.gameObject.name); return false; } } return true; } function fire() { //InvokeRepeating("fire",10,timespan); /*if(cFire > 60){ var e_clone:Rigidbody; e_clone = Instantiate(e_Bullet,FirePoint.position,FirePoint.rotation); e_clone.velocity = transform.TransformDirection(Vector3.forward*68); cFire = 0; } else cFire ++; */ //InvokeRepeating("fire",10,timespan); if(fireTime + timespan < Time.time){ var e_clone:Rigidbody; e_clone = Instantiate(e_Bullet,FirePoint.position,FirePoint.rotation); e_clone.velocity = transform.TransformDirection(Vector3.forward*68); fireTime = Time.time; } }