[unity3d] 小地图

public var worldRefObj : Transform;//场景侦测参考物体;

public var worldPObj : Transform;//场景侦测物体;

public var mapBg : Texture2D;//地图背景;

public var mapPe : Texture2D;//指针背景；

private var mapPos : Vector2;

private var angle : float;//指针旋转

private var mapPeSize;//指针大小

function Update()
{
var worldPos = Vector2(worldPObj.transform.position.x - worldRefObj.transform.position.x,worldPObj.transform.position.z - worldRefObj.transform.position.z);

var worldRefObjSize = Vector2(worldRefObj.transform.collider.size.x,worldRefObj.transform.collider.size.z);

var mapBgSize = Vector2(mapBg.width,mapBg.height);

mapPeSize = Vector2(mapPe.width,mapPe.height);

angle = worldPObj.rotation.eulerAngles.y;

mapPos = Vector2(worldPos.x * mapBgSize.x/worldRefObjSize.x-mapPeSize.x/2, worldPos.y * mapBgSize.y/worldRefObjSize.y+mapPeSize.x/2);

//Debug.Log(mapPeSize);
}

function OnGUI()
{
GUI.DrawTexture(Rect(0,0,mapBg.width,mapBg.height),mapBg);

GUIUtility.RotateAroundPivot (angle, Vector2(mapPos.x+mapPeSize.x*0.5,-mapPos.y+mapPeSize.y*0.5));

Debug.Log(mapPeSize);

GUI.DrawTexture(Rect(mapPos.x,-mapPos.y,mapPe.width,mapPe.height),mapPe);
}

 

 

 

 

 

另外一个脚本代码

1. public var blip : Texture; //代表角色
2. public var blip_other : Texture;//敌人
3. public var radarBG : Texture; //地图背景图片
4. public var centerObject : Transform; //角色位置
5. public var mapScale = 0.6; //地图缩放
6. public var mapCenter = Vector2(50,50); //地图中心
7. function OnGUI () {
8.     bX=centerObject.position.x * mapScale;
9.     bY=centerObject.position.z * mapScale;
10.     
11.     //bX=centerObject.transform.position.x * mapScale;
12.     //bY=centerObject.transform.position.z * mapScale;
13.     
14.     GUI.DrawTexture(Rect(mapCenter.x -50,mapCenter.y - 50,100,100),radarBG);
15.     GUI.DrawTexture(Rect(mapCenter.x,mapCenter.y,4,4),blip);
16.    DrawBlipsForEnemies();
17. }
18. function DrawBlipsForCows(){
19.   
20.     var gos : GameObject[];
21.     gos = GameObject.FindGameObjectsWithTag("Cow");
22.     var distance = Mathf.Infinity;
23.     var position = transform.position;
24.     for (var go : GameObject in gos)  {
25.         drawBlip(go,blip);
26.     }
27. }
28. function drawBlip(go,aTexture){
29.   
30.     centerPos=centerObject.position;
31.     extPos=go.transform.position;
32.   
33.     dist=Vector3.Distance(centerPos,extPos);
34.     
35.     dx=centerPos.x-extPos.x;
36.     dz=centerPos.z-extPos.z;
37.   
38.     deltay=Mathf.Atan2(dx,dz)*Mathf.Rad2Deg + 90 - centerObject.eulerAngles.y;
39.   
40.     bX=dist*Mathf.Cos(deltay * Mathf.Deg2Rad);
41.     bY=dist*Mathf.Sin(deltay * Mathf.Deg2Rad);
42.   
43.     bX=bX*mapScale*7;
44.     bY=bY*mapScale*7;
45.   
46.     if(dist<=20){  //20以内的敌人显示
47.        GUI.DrawTexture(Rect(mapCenter.x+bX,mapCenter.y+bY,4,4),aTexture);
48.     }
49. }
50. function DrawBlipsForEnemies(){
51.   
52.     var gos : GameObject[];
53.     gos = GameObject.FindGameObjectsWithTag("Enemy");
54.     var distance = Mathf.Infinity;
55.     var position = transform.position;
56.     for (var go : GameObject in gos)  {
57.     drawBlip(go,blip_other);
58.     }
59. }