[unity3d]unity中打包成.unity3d格式并实现本地加载出来

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1.首先我们把这段代码拷贝下来,放进工程,不要托给任何物体,就放在那不要理它。

using UnityEngine;using UnityEditor;public class ExportAssetBundles {    [MenuItem("Export/Build AssetBundle From Selection - Track dependencies")]    static void ExportResource () {        // Bring up save panel        string path = EditorUtility.SaveFilePanel ("Save Resource", "", "New Resource", "unity3d");        if (path.Length != 0) {            // Build the resource file from the active selection.        Object[] selection = Selection.GetFiltered(typeof(Object), SelectionMode.DeepAssets);            BuildPipeline.BuildAssetBundle(Selection.activeObject, selection, path, BuildAssetBundleOptions.CollectDependencies | BuildAssetBundleOptions.CompleteAssets);            Selection.objects = selection;        }    }    [MenuItem("Export/Build AssetBundle From Selection - No dependency tracking")]    static void ExportResourceNoTrack () {        // Bring up save panel        string path = EditorUtility.SaveFilePanel ("Save Resource", "", "New Resource", "unity3d");        if (path.Length != 0) {            // Build the resource file from the active selection.            BuildPipeline.BuildAssetBundle(Selection.activeObject, Selection.objects, path);        }    }}
我们仔细看一下,其实打包的.unity3d格式的文件也类似assenbundle,只不过是换了个不同的后缀名而已。

当我们创建完,保存好后我,我们会发现菜单的导航栏多了这2项

 

2.我们在选中我们需要打包的预设物体(也即是Prefab)。然后选中上面的第一项进行打包成.unity3d格式的文件。如图

 

3.设置名字,路径等(路径很重要,待会加载会用到。)如图:

4.刷新下。你就会看见这个了:

这个就是我们打包后动态加载的内容。

 

5. 现在我来说下怎么动态加载它吧,直接上代码

using UnityEngine;using System.Collections;using System.IO;public class LoadUnity3d : MonoBehaviour{    // Use this for initialization    void Start()    {        StartCoroutine(LoadScene());    }    // Update is called once per frame    void Update()    {    }    IEnumerator LoadScene()    {        //文件路径,也就是我们打包的那个        WWW www = new WWW("file:///" + Application.dataPath + "/Bundles/My Prefab.unity3d");        yield return www;        Instantiate(www.assetBundle.mainAsset);    }}

6.我们再新建一个空物体,讲我们这个脚本托给他,运行,你就能看见我们的预设也加载出来了。

  效果如下:

 


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