Unity 5.x BuildAssetBundles 角色换装 加载ab包 资源管理 根据部件组合完整角色

using UnityEngine;using System.Collections;using System.Collections.Generic;/// <summary>/// Assetbundles 资源管理类/// </summary>public class ManageAssets : MonoBehaviour{    private static ManageAssets instance = null;    public static ManageAssets Instace() { return instance; }    private string url;    private string manifestName;    /// <summary>    /// 已解压的Asset列表 [prefabPath, asset]    /// </summary>    private Dictionary<string, Object> dicAsset = new Dictionary<string, Object>();    /// <summary>    /// "正在"加载的资源列表 [prefabPath, www]    /// </summary>    private Dictionary<string, WWW> dicLoadingReq = new Dictionary<string, WWW>();    void Awake()    {        instance = this;    }    void Start()    {        InitializeAssetdataPath();//获取平台资源路径        //角色基本骨架 + 部件 string        //sName = "male_charactorbase|male_eyes|male_face-1|male_hair-1|male_pants-1|male_shoes-1|male_top-1";        //sName = "male_charactorbase|male_eyes|male_face-2|male_hair-2|male_pants-2|male_shoes-2|male_top-2";        //for (int i = 0; i < sSps.Length; i++)        //{        //    assetname = sSps[i];//根据名字加载资源        //    LoadAsync(assetname);        //}        //StartCoroutine(isConfigReady(sName));//判断是否加载完成    }    //组合生成角色蒙皮网格信息    //StartCoroutine 在他之后，判断加载完成后，获取根骨骼+部件组合的模型，把根骨骼传入即可组合生成模型    public void Generate(GameObject root)    {        float startTime = Time.realtimeSinceStartup;        // The SkinnedMeshRenderers that will make up a character will be        // combined into one SkinnedMeshRenderers using multiple materials.        // This will speed up rendering the resulting character.        List<CombineInstance> combineInstances = new List<CombineInstance>();        List<Material> materials = new List<Material>();        List<Transform> bones = new List<Transform>();        Transform[] transforms = root.GetComponentsInChildren<Transform>();        //遍历加载        foreach (SkinnedMeshRenderer smr in root.GetComponentsInChildren<SkinnedMeshRenderer>(true))        {            if (!smr.name.Contains("charactorbase"))            {                // As the SkinnedMeshRenders are stored in assetbundles that do not                // contain their bones (those are stored in the characterbase assetbundles)                // we need to collect references to the bones we are using                foreach (Transform bone in smr.bones)                {                    foreach (Transform transform in transforms)                    {                        if (transform.name != bone.name) continue;                        bones.Add(transform);                        break;                    }                }                CombineInstance ci = new CombineInstance();                ci.mesh = smr.sharedMesh;                combineInstances.Add(ci);                materials.AddRange(smr.materials);                Object.Destroy(smr.gameObject);            }        }        // Obtain and configure the SkinnedMeshRenderer attached to        // the character base.        SkinnedMeshRenderer r = root.GetComponent<SkinnedMeshRenderer>();        r.sharedMesh = new Mesh();        r.sharedMesh.CombineMeshes(combineInstances.ToArray(), false, false);        r.materials = materials.ToArray();        r.bones = bones.ToArray();        //Debug.Log("Generating character took: " + (Time.realtimeSinceStartup - startTime) * 1000 + " ms");    }    //判断是否加载完成    public bool CongigReady(string[] sSps)    {        //string[] sSps = sUpdateString.Split('|');        for (int i = 0; i < sSps.Length; i++)        {            if (!IsResLoaded(sSps[i].Trim()))            {                return false;            }        }        return true;    }    //获取资源对象    public Object GetResource(string name)    {        Object obj = null;        if (dicAsset.TryGetValue(name, out obj) == false)        {            Debug.Log("<GetResource Failed> Res not exist, res.Name = " + name);            if (dicLoadingReq.ContainsKey(name))            {                Debug.Log("<GetResource Failed> The res is still loading");            }        }        return obj;    }    // 加载    public void LoadAsync(string name)    {        LoadAsync(name, typeof(GameObject));    }    //加载    public void LoadAsync(string name, System.Type type)    {        // 如果已经下载，则返回        if (dicAsset.ContainsKey(name))            return;        // 如果正在下载，则返回        if (dicLoadingReq.ContainsKey(name))            return;        // 如果没下载，则开始下载        StartCoroutine(AsyncLoadCoroutine(name, type));    }    //开启WWW加载资源    private IEnumerator AsyncLoadCoroutine(string name, System.Type types)    {        string assetBundleName = name + ".assetbundle";        WWW www = new WWW(url + assetBundleName);        dicLoadingReq.Add(name, www);        yield return www;        if (!string.IsNullOrEmpty(www.error))        {            goPath.text = www.error;            Debug.Log(www.error);        }        else        {            AssetBundle ab = www.assetBundle;            foreach (string n in ab.GetAllAssetNames())            {                AssetBundleRequest req = ab.LoadAssetAsync(n, types);                yield return req;                dicAsset.Add(name, req.asset);                dicLoadingReq.Remove(name);            }            ab.Unload(false);        }        www.Dispose();    }    //是否正在加载    public bool IsResLoading(string name)    {        return dicLoadingReq.ContainsKey(name);    }    //判断是否加载完毕    public bool IsResLoaded(string name)    {        if (name != "")        {            return dicAsset.ContainsKey(name);        }        else        {            return true;        }    }    //资源存放路径：streamingAssetsPath文件夹下面    void InitializeAssetdataPath()    {#if UNITY_EDITOR        url = "file://" + Application.streamingAssetsPath + "/assetbundles/Windows/";        manifestName = "Windows";#elif UNITY_ANDROID        url = Application.streamingAssetsPath + "/assetbundles/Android/";        manifestName ="assetbundles"; #endif    }}