1. using UnityEngine;  
2. using System.Collections;  
3.   
4. public class map : MonoBehaviour {  
5.   
6.     public Texture map1;//小地形图     
7.     public Texture jueseTexture;//标识角色的图片     
8.     float juesePosX = 0;  
9.     float juesePosY = 0;  
10.     public GameObject player;//角色     
11.     public GameObject plane;//地形     
12.     float planeWidth;//地形的宽     
13.     float planeHeight;//地形的高     
14.   
15.     float angle = 0; //人物旋转的角度   
16.   
17.     void Start()  
18.     {  
19.         //获取地形的宽高     
20.         planeWidth = plane.GetComponent<MeshFilter>().mesh.bounds.size.x * plane.transform.localScale.x;  
21.         planeHeight = plane.GetComponent<MeshFilter>().mesh.bounds.size.z * plane.transform.localScale.z;  
22.         print("width+heith:"+planeWidth + ", " + planeHeight);  
23.         print("bounds:" + plane.GetComponent<MeshFilter>().mesh.bounds);  
24.     }  
25.     void OnGUI()  
26.     {  
27.         GUI.DrawTexture(new Rect(Screen.width-map1.width, 0, map1.width, map1.height), map1);  
28.   
29.         GUIUtility.RotateAroundPivot(angle, new Vector2((Screen.width - map1.width)+juesePosX + 5, juesePosY + 5));  
30.   
31.         GUI.DrawTexture(new Rect((Screen.width - map1.width)+juesePosX, juesePosY, 10, 10), jueseTexture);  
32.     }  
33.   
34.   
35.     void Update()  
36.     {  
37.         print("people:" + player.transform.position.x + "," + player.transform.position.y);  
38.         print(1);  
39.         //根据palyer在plane的比例关系，映射到对应地图位置。     
40.         juesePosX = map1.width * player.transform.position.x / planeWidth + map1.width / 2;  
41.         juesePosY = map1.height * (-player.transform.position.z) / planeHeight + map1.height / 2;  
42.   
43.         print("x:" + juesePosX + "y:" + juesePosY);  
44.   
45.         angle = player.transform.eulerAngles.y-90;  
46.         print("angle:" + angle);  
47.     }   
48. }  

using UnityEngine;
using System.Collections;

public class map : MonoBehaviour {

    public Texture map1;//小地形图  
    public Texture jueseTexture;//标识角色的图片  
    float juesePosX = 0;
    float juesePosY = 0;
    public GameObject player;//角色  
    public GameObject plane;//地形  
    float planeWidth;//地形的宽  
    float planeHeight;//地形的高  

    float angle = 0; //人物旋转的角度

    void Start()
    {
        //获取地形的宽高  
        planeWidth = plane.GetComponent<MeshFilter>().mesh.bounds.size.x * plane.transform.localScale.x;
        planeHeight = plane.GetComponent<MeshFilter>().mesh.bounds.size.z * plane.transform.localScale.z;
        print("width+heith:"+planeWidth + ", " + planeHeight);
        print("bounds:" + plane.GetComponent<MeshFilter>().mesh.bounds);
    }
    void OnGUI()
    {
        GUI.DrawTexture(new Rect(Screen.width-map1.width, 0, map1.width, map1.height), map1);

        GUIUtility.RotateAroundPivot(angle, new Vector2((Screen.width - map1.width)+juesePosX + 5, juesePosY + 5));

        GUI.DrawTexture(new Rect((Screen.width - map1.width)+juesePosX, juesePosY, 10, 10), jueseTexture);
    }


    void Update()
    {
        print("people:" + player.transform.position.x + "," + player.transform.position.y);
        print(1);
        //根据palyer在plane的比例关系，映射到对应地图位置。  
        juesePosX = map1.width * player.transform.position.x / planeWidth + map1.width / 2;
        juesePosY = map1.height * (-player.transform.position.z) / planeHeight + map1.height / 2;

        print("x:" + juesePosX + "y:" + juesePosY);

        angle = player.transform.eulerAngles.y-90;
        print("angle:" + angle);
    } 
}

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