using System.Collections.Generic;
using System.IO;
using UnityEditor;
public class PackBundles : Editor
{
    //选定资源打包
    [MenuItem("PackBundles/PackBundles")] 
    static void PutBundleAssetes()
    {
      //初始化一个AssetBundleBuild表
        List<AssetBundleBuild> buildMap = new List<AssetBundleBuild>();
        AssetBundleBuild build = new AssetBundleBuild();
        //设置AssetBundleBuild的名字和资源路径
        build.assetBundleName = "123.unity3d";
        build.assetNames = new[] { "Assets/Textures/123.jpg" };
        //添加进表
        buildMap.Add(build);
        //将这些资源包放在一个名为ABs的目录下        
        string assetBundleDirectory = "Assets/ABs";
        //如果目录不存在，就创建一个目录        
        if (!Directory.Exists(assetBundleDirectory))
        {
            Directory.CreateDirectory(assetBundleDirectory);
        }
        //资源打包
        BuildPipeline.BuildAssetBundles(assetBundleDirectory, buildMap.ToArray(), BuildAssetBundleOptions.None, BuildTarget.StandaloneWindows);
    }
    //全部打包
    [MenuItem("PackBundles/AllPackBundles")] 
    static void PutBundleAssetesAll()
    {
        //将这些资源包放在一个名为ABs的目录下        
        string assetBundleDirectory = "Assets/ABs";
        //如果目录不存在，就创建一个目录        
        if (!Directory.Exists(assetBundleDirectory))
        {
            Directory.CreateDirectory(assetBundleDirectory);
        }
        BuildPipeline.BuildAssetBundles(assetBundleDirectory,BuildAssetBundleOptions.None, BuildTarget.StandaloneWindows64);
    }
}
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class LoadBundles : MonoBehaviour
{
    GameObject go;
    void Start()
    {
        StartCoroutine(Load());
    }
    IEnumerator Load()
    {
        //从远程服务器上进行下载和加载
        WWW www = new WWW("ftp://123.778.1.128/cube.unity3d");
        //等待文件下载完毕
        yield return www;
        //加载数据并赋值给AssetBundle
        AssetBundle bundle = www.assetBundle;
        //LoadAssetAsync异步加载包中资源传递给request，request中存放的是名字为Cube.prefab的数据
        AssetBundleRequest request = bundle.LoadAssetAsync("Cube.prefab", typeof(GameObject));
        go = Instantiate(request.asset as GameObject, new Vector3(0f, 0f, 0f), Quaternion.identity) as GameObject;
        yield return request;
        //释放资源
        www.Dispose();
    }
}
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class LoadBundles : MonoBehaviour
{
    GameObject go;
    void Start()
    {
        StartCoroutine(Load());
    }
    IEnumerator Load()
    {
        //从本地文件中加载
        WWW www = new WWW("file://D:/Frank/UnityProject/Demo-1/Assets/ABs/cube01.unity3d");
        //等待文件下载完毕
        yield return www;
         //加载数据并赋值给AssetBundle
        AssetBundle bundle = www.assetBundle;
        //LoadAssetAsync异步加载包中资源传递给request，request中存放的是名字为Cube.prefab的数据
        AssetBundleRequest request = bundle.LoadAssetAsync("Cube.prefab", typeof(GameObject));
        go = Instantiate(request.asset as GameObject, new Vector3(0f, 0f, 0f), Quaternion.identity) as GameObject;
        yield return request;
        www.Dispose();
    }
}
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