Unity3dA星寻路算法 Clicker.cs

using UnityEngine;
using System.Collections;

public class Clicker : MonoBehaviour {

    // Use this for initialization
    void Start () {

    }

    public Transform target;        //目标
    public Seeker controler;        //搜素类的一个对象
    RaycastHit hit;                 //光
    public LayerMask mask;          //一个层
    public GameObject building;     //一个物体 建筑物
    // Update is called once per frame
    void Update () {
        if (Input.GetKeyDown ("mouse 0")) {
            Ray ray = camera.ScreenPointToRay (Input.mousePosition);
            if (Physics.Raycast (ray,out hit,1000F,mask)) {
                target.position = hit.point;    //目标的点等于光点
                controler.StartPath (controler.transform.position,target.position);    //搜素出发的路径当前的位置到目标的位置
            }
        }

        if (Input.GetKeyDown ("p")) {
            Ray ray = camera.ScreenPointToRay (Input.mousePosition);
            if (Physics.Raycast (ray,out hit,1000F,mask)) {
                target.position = hit.point;                      //光的碰撞点为目标点
                GameObject go = Instantiate (building,hit.point,Quaternion.identity) as GameObject;   //生成一个building
                AstarPath.active.SetNodes (false,go.collider.bounds,true);
            }
            Debug.Log ("Set Nodes");           //输出一个信息
        }
    }
}