파일을 읽어서 에셋번들 로드하는 코드

LoadAssetBundlesFromFile.cs

using System.IO;
using UnityEngine;

public class LoadAssetBundleFromFile : MonoBehaviour {

    // Use this for initialization
    void Start()
    {
        AssetBundle bundle = AssetBundle.LoadFromFile(Path.Combine(Application.dataPath + "/AssetBundles", "bundle"));

        if (bundle == null)
        {
            Debug.Log("Failed to load AssetBundle!");
            return;
        }

        var prefab = bundle.LoadAsset<GameObject>("Stone");
        Instantiate(prefab);

        prefab = bundle.LoadAsset<GameObject>("Brick");
        Instantiate(prefab);
    }
}