AssetBundle 服務器WWW和Web加載方式

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.IO;
using UnityEngine.Networking;

public class LoadFromFileExample : MonoBehaviour
{

// Use this for initialization
void Start()
{
    /*
        //第一種加載AB方式 
        //LoadFromMemoryAsync  異步
        StartCoroutine(StartAB());
        //LoadFromFile  同步
        string path = "AssetBundles/scene/wall.xifan";
        AssetBundle ab = AssetBundle.LoadFromFile(path);
        GameObject wallPrefab=ab.LoadAsset<GameObject>("Cube");
        Instantiate(wallPrefab);
    */
    //第二種加載方式WWW加載AB方式
    //StartCoroutine(WWWAB());
    //第三種加載方式Web加載AB方式
    //StartCoroutine(WebAB());

    //加載全部包
    string path = "AssetBundles/scene/wall.xifan";
    AssetBundle ab = AssetBundle.LoadFromFile(path);
    GameObject wallPrefab = ab.LoadAsset<GameObject>("Cube");
    Instantiate(wallPrefab);
    AssetBundle manifestAB = AssetBundle.LoadFromFile("AssetBundles/AssetBundles");
    AssetBundleManifest manifest = manifestAB.LoadAsset<AssetBundleManifest>("AssetBundleManifest");
    //foreach (string name in manifest.GetAllAssetBundles())      //加載所有所需加載包名字
    //{
    // print(name);
    //}
    string[] strs = manifest.GetAllDependencies("scene/wall.xifan");  //查詢此包的所有依賴項
    foreach (string name in strs)
    {
        print("獲取依賴項");
        print(name);
        AssetBundle.LoadFromFile(@"AssetBundles/" + name);
    }
}

IEnumerator StartAB()
{
    //LoadFromMemoryAsync
    string path = "AssetBundles/scene/wall.xifan";
    AssetBundleCreateRequest request = AssetBundle.LoadFromMemoryAsync(File.ReadAllBytes(path));
    yield return request;
    AssetBundle ab = request.assetBundle;
    GameObject wallPrefab = ab.LoadAsset<GameObject>("Cube");
    Instantiate(wallPrefab);
}
IEnumerator WWWAB()
{
    ///WWW
    //本地www加載
    //string path = @"D:\InterviewShangHai\AssetBundleProject\AssetBundles\scene/wall.xifan";
    //服務器www加載
    string path = @"http://47.100.21.161/AssetBundles/scene\wall.xifan";
    while (Caching.ready == false)
    {
        yield return null;
    }
    WWW www = WWW.LoadFromCacheOrDownload(path, 2);
    yield return www;
    if (string.IsNullOrEmpty(www.error) == false)
    {
        Debug.Log(www.error);
        yield break;
    }
    AssetBundle ab = www.assetBundle;
    GameObject wallPrefab = ab.LoadAsset<GameObject>("Cube");
    Instantiate(wallPrefab);
}
IEnumerator WebAB()
{
    string uri = @"http://47.100.21.161/AssetBundles/scene\wall.xifan";
    UnityWebRequest request = UnityWebRequest.GetAssetBundle(uri);
    yield return request.SendWebRequest();
    //AssetBundle ab = DownloadHandlerAssetBundle.GetContent(request);
    AssetBundle ab = (request.downloadHandler as DownloadHandlerAssetBundle).assetBundle;
    
    GameObject wallPrefab = ab.LoadAsset<GameObject>("Cube");
    Instantiate(wallPrefab);

}

}