Revolution 的代码日志 - 纳金网

#pragma strict
var firsttarget : Transform;
var enemytarget : Transform;
var target : Transform; //摄像机需要围绕的目标的坐标
var distance=15.0; // 摄像机距离该目标的起始距离
var targetcomfirm = 0;
var xSpeed = 250; //X轴旋转速度
var ySpeed = 100; //Y轴旋转速度
var yMinLimit = -20; //Y轴最小限制
var yMaxLimit = 80; //Y轴最大限制
var x = 0.0; //初始值
var y= 0.0;
//摄像机移动
var xMove= 0.0;
var yMove= 0.0;
var distanceMove=20;
//战略按钮
var viewImage :Texture;
var viewStyle :GUIStyle;
private var oldPosition1 : Vector2; //记录触摸点上次位置
private var oldPosition2 : Vector2;
private var oldPosition3 : Vector2; //记录触摸点上次位置
private var oldPosition4 : Vector2;
var hits : RaycastHit[];
var ray : Ray;
var IdentityCheat: Identity;
//LayerMask mask = 1 << 8;
var smoothSwitch : int;
function Start () {
var angles = transform.eulerAngles; //一种以欧拉角度量的旋转。transform.eulerAngles(x,y,z);表示绕x,y,z分别旋转的度数。
x= angles.y;
y= angles.x;
transform.rotation = Quaternion.Euler(90, 0, 0);
}
function Update () {
if(target){
//检测单点触摸
if(Input.touchCount == 1){
if(Input.GetTouch(0).phase==TouchPhase.Moved){ //检测手指在划过屏幕
x += Input.GetAxis("Mouse X") * xSpeed * 0.02; //通过轴输入来控制
y -= Input.GetAxis("Mouse Y") * ySpeed * 0.02;
}
else {
// 触屏产生射线控制物体
ray = Camera.main.ScreenPointToRay (Input.GetTouch(0).position);
hits = Physics.RaycastAll (ray, 100);
firsttarget=hits[0].transform;
IdentityCheat=firsttarget.GetComponent(Identity);
if(IdentityCheat.player==1){
target=firsttarget;
smoothSwitch=1;
var cintrolSystem=target.GetComponent(SpaceShip);
cintrolSystem.controlActive();
}
else if(IdentityCheat.tag=="enemy"){
enemytarget=firsttarget;
targetcomfirm=1;
}
}
}
//检测双点触摸
else if(Input.touchCount >1){
if(Input.GetTouch(0).phase==TouchPhase.Moved||Input.GetTouch(1).phase==TouchPhase.Moved){
var tempPosition1 = Input.GetTouch(0).position; //计算出当前两点触摸点的位置
var tempPosition2 = Input.GetTouch(1).position;
if(isEnlarge(oldPosition1,oldPosition2,tempPosition1,tempPosition2)){//函数返回真为放大，返回假为缩小
if(distance>3)//放大系数超过3以后不允许继续放大
distance -=0.2;
}
else{
if(distance<100) //缩小系数超过50后不允许继续缩小
distance += 0.2;
}
//备份上一次触摸点的位置，用于对比
oldPosition1=tempPosition1;
oldPosition2=tempPosition2;
}
}
}
//视角移动
else{
if(Input.touchCount == 1){
if(Input.GetTouch(0).phase==TouchPhase.Moved){ //检测手指在划过屏幕
xMove -= Input.GetAxis("Mouse X") *0.2; //通过轴输入来控制
yMove -= Input.GetAxis("Mouse Y") *0.2;
}
else {
// 触屏产生射线控制物体
ray = Camera.main.ScreenPointToRay (Input.GetTouch(0).position);
hits = Physics.RaycastAll (ray, 100);
firsttarget=hits[0].transform;
IdentityCheat=firsttarget.GetComponent(Identity);
if(IdentityCheat.player==1){
target=firsttarget;
smoothSwitch=1;
cintrolSystem=target.GetComponent(SpaceShip);
cintrolSystem.controlActive();
}
}
}
/*else if(Input.touchCount >1){
if(Input.GetTouch(0).phase==TouchPhase.Moved||Input.GetTouch(1).phase==TouchPhase.Moved){
var tempPosition3 = Input.GetTouch(0).position; //计算出当前两点触摸点的位置
var tempPosition4 = Input.GetTouch(1).position;
if(isEnlarge(oldPosition3,oldPosition4,tempPosition3,tempPosition4)){//函数返回真为放大，返回假为缩小
if(distanceMove>3)//放大系数超过3以后不允许继续放大
distanceMove -=0.2;
}
else{
//缩小系数超过50后不允许继续缩小
distanceMove += 0.2;
}
//备份上一次触摸点的位置，用于对比
oldPosition3=tempPosition3;
oldPosition4=tempPosition4;
}
} */
}
if(distanceMove<3)
distanceMove=3;
}
function isEnlarge(oP1 : Vector2,oP2 : Vector2,nP1 : Vector2,nP2 : Vector2) : boolean{
//计算两个触摸点的距离，进行对比，第一个距离比第二个距离大则是缩小，反之为放大
var leng1 =Mathf.Sqrt((oP1.x-oP2.x)*(oP1.x-oP2.x)+(oP1.y-oP2.y)*(oP1.y-oP2.y));
var leng2 =Mathf.Sqrt((nP1.x-nP2.x)*(nP1.x-nP2.x)+(nP1.y-nP2.y)*(nP1.y-nP2.y));
if(leng1<leng2){
return true;
}
else
{
return false;
}
}
function LateUpdate () {
//target为我们绑定的箱子变量，缩放旋转的参照物
if (target) {
//重置摄像机的位置，始终以目标为中心
y = ClampAngle(y, yMinLimit, yMaxLimit);
var rotation = Quaternion.Euler(y, x, 0); //绕x ,y轴旋转相应的角度
var position = rotation * Vector3(0.0, 0.0, -distance) + target.position;
//var position= rotation * Vector3(0.0, 0.0, -distance) +Vector3(Mathf.Lerp(oldCameraPosition.x,target.position.x, Time.time * 1),target.position.y,target.position.z);
// transform.rotation = Quaternion.Slerp(transform.rotation, rotation,Time.deltaTime * 2);//调整摄像机位置角度渐变
transform.rotation = rotation;
if(smoothSwitch){
transform.position = Vector3.Lerp(transform.position,position, Time.deltaTime * 2);
smoothSwitch=0;
}
else
transform.position=position;
}
//无目标屏幕移动
else{
var Moveposition = rotation * Vector3(xMove, distanceMove, yMove) ;
transform.position = Vector3.Lerp(transform.position,Moveposition, Time.time);
}
}
static function ClampAngle (angle : float, min : float, max : float) {
//规正角度
if (angle < -360)
angle += 360;
if (angle > 360)
angle -= 360;
return Mathf.Clamp (angle, min, max);
}
function OnGUI(){
if(GUI.Button(Rect(Screen.width*0.9,Screen.height*0.8,100,100),viewImage,viewStyle))
{
var newposition = target.transform.position+Vector3(0,30,0);
//camera.orthographic = true;
transform.rotation = Quaternion.Euler(90, 0, 0);
xMove=transform.position.x;
distanceMove=30 ;
yMove=transform.position.z;
target=null;
}
}

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