/// <summary>
/// 加载单个assetbundle根据名字
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
private AssetBundle LoadAssetBundle(string name)
{
AssetBundleItem item = null;
uint crc = CRC32.GetCrc32(name);
if (!m_AssetBundleItemDic.TryGetValue(crc, out item))
{
AssetBundle assetBundle = null;
string fullPath = Application.streamingAssetsPath + "/" + name;
assetBundle = AssetBundle.LoadFromFile(fullPath);
if (assetBundle == null)
{
DebugPlus.LogError(" Load AssetBundle Error:" + fullPath);
}
item = m_AssetBundleItemPool.Spawn(true);
item.assetBundle = assetBundle;
item.RefCount++;
m_AssetBundleItemDic.Add(crc, item);
}
else
{
item.RefCount++;
}
return(item.assetBundle);
}
/// <summary>
/// 同步加载
/// </summary>
/// <param name="path"></param>
/// <param name="bClear"></param>
/// <returns></returns>
public GameObject InstantiateObject(string path, bool setSceneObj = false, bool bClear = true)
{
uint crc = CRC32.GetCrc32(path);
ResouceObj resouceObj = GetObjectFromPool(crc);
if (resouceObj == null)
{
resouceObj = m_ResourceObjClassPool.Spawn(true);
resouceObj.m_Crc = crc;
resouceObj.m_bClear = bClear;
//ResouceManager提供加载方法
resouceObj = ResourceManager.Instance.LoadResource(path, resouceObj);
if (resouceObj.m_ResItem.m_Obj != null)
{
resouceObj.m_CloneObj = GameObject.Instantiate(resouceObj.m_ResItem.m_Obj) as GameObject;
}
}
if (setSceneObj)
{
resouceObj.m_CloneObj.transform.SetParent(SceneTrs, false);
}
int tempID = resouceObj.m_CloneObj.GetInstanceID();
if (!m_ResouceObjDic.ContainsKey(tempID))
{
m_ResouceObjDic.Add(tempID, resouceObj);
}
return(resouceObj.m_CloneObj);
}
/// <summary>
/// 预加载资源
/// </summary>
/// <param name="path"></param>
public void PreloadRes(string path)
{
if (string.IsNullOrEmpty(path))
{
return;
}
uint crc = CRC32.GetCrc32(path);
ResouceItem item = GetCacheResouceItem(crc, 0);
if (item != null)
{
return;
}
Object obj = null;
#if UNITY_EDITOR
if (!m_LoadFormAssetBundle)
{
item = AssetBundleManager.Instance.FindResourceItme(crc);
if (item != null && item.m_Obj != null)
{
obj = item.m_Obj as Object;
}
else
{
if (item == null)
{
item = new ResouceItem();
item.m_Crc = crc;
}
obj = LoadAssetByEditor <Object>(path);
}
}
#endif
if (obj == null)
{
item = AssetBundleManager.Instance.LoadResouceAssetBundle(crc);
if (item != null && item.m_AssetBundle != null)
{
if (item.m_Obj != null)
{
obj = item.m_Obj;
}
else
{
obj = item.m_AssetBundle.LoadAsset <Object>(item.m_AssetName);
}
}
}
CacheResource(path, ref item, crc, obj);
//跳场景不清空缓存
item.m_Clear = false;
ReleaseResource(obj, false);
}
private void UnLoadAssetBundle(string name)
{
AssetBundleItem item = null;
uint crc = CRC32.GetCrc32(name);
if (m_AssetBundleItemDic.TryGetValue(crc, out item) && item != null)
{
item.RefCount--;
if (item.RefCount <= 0 && item.assetBundle != null)
{
item.assetBundle.Unload(true);
item.Rest();
m_AssetBundleItemPool.Recycle(item);
m_AssetBundleItemDic.Remove(crc);
}
}
}
/// <summary>
/// 不需要实例化的资源卸载，根据路径
/// </summary>
/// <param name="path"></param>
/// <param name="destoryObj"></param>
/// <returns></returns>
public bool ReleaseResource(string path, bool destoryObj = false)
{
if (string.IsNullOrEmpty(path))
{
return(false);
}
uint crc = CRC32.GetCrc32(path);
ResouceItem item = null;
if (!AssetDic.TryGetValue(crc, out item) || null == item)
{
DebugPlus.LogError("AssetDic里不存在改资源：" + path + " 可能释放了多次");
}
item.RefCount--;
DestoryResouceItme(item, destoryObj);
return(true);
}
/// <summary>
/// 异步加载资源（仅仅是不需要实例化的资源，例如音频，图片等等）
/// </summary>
public void AsyncLoadResource(string path, OnAsyncObjFinish dealFinish, LoadResPriority priority, bool isSprite = false, object param1 = null, object param2 = null, object param3 = null, uint crc = 0)
{
if (crc == 0)
{
crc = CRC32.GetCrc32(path);
}
ResouceItem item = GetCacheResouceItem(crc);
if (item != null)
{
if (dealFinish != null)
{
dealFinish(path, item.m_Obj, param1, param2, param3);
}
return;
}
//判断是否在加载中
AsyncLoadResParam para = null;
if (!m_LoadingAssetDic.TryGetValue(crc, out para) || para == null)
{
para = m_AsyncLoadResParamPool.Spawn(true);
para.m_Crc = crc;
para.m_Path = path;
para.m_Sprite = isSprite;
para.m_Priority = priority;
m_LoadingAssetDic.Add(crc, para);
m_LoadingAssetList[(int)priority].Add(para);
}
//往回调列表里面加回调
AsyncCallBack callBack = m_AsyncCallBackPool.Spawn(true);
callBack.m_DealObjFinish = dealFinish;
callBack.m_Param1 = param1;
callBack.m_Param2 = param2;
callBack.m_Param3 = param3;
para.m_CallBackList.Add(callBack);
}
/// <summary>
/// 异步对象加载
/// </summary>
/// <param name="path"></param>
/// <param name="fealFinish"></param>
/// <param name="priority"></param>
/// <param name="setSceneObject"></param>
/// <param name="param1"></param>
/// <param name="param2"></param>
/// <param name="param3"></param>
/// <param name="bClear"></param>
public long InstantiateObjectAsync(string path, OnAsyncObjFinish dealFinish, LoadResPriority priority, bool setSceneObject = false, object param1 = null, object param2 = null, object param3 = null, bool bClear = true)
{
if (string.IsNullOrEmpty(path))
{
return(0);
}
uint crc = CRC32.GetCrc32(path);
ResouceObj resObj = GetObjectFromPool(crc);
if (resObj != null)
{
if (setSceneObject)
{
resObj.m_CloneObj.transform.SetParent(SceneTrs, false);
}
if (dealFinish != null)
{
dealFinish(path, resObj.m_CloneObj, param1, param2, param3);
}
return(resObj.m_Guid);
}
long guid = ResourceManager.Instance.CreatGuid();
resObj = m_ResourceObjClassPool.Spawn(true);
resObj.m_Crc = crc;
resObj.m_SetSceneParent = setSceneObject;
resObj.m_bClear = bClear;
resObj.m_DealFinish = dealFinish;
resObj.m_Param1 = param1;
resObj.m_Param2 = param2;
resObj.m_Param3 = param3;
//调用ResouceManager的异步加载接口
ResourceManager.Instance.AsyncLoadResource(path, resObj, OnLoadResouceObjFinish, priority);
return(guid);
}
/// <summary>
/// 同步资源加载，外部直接调用，仅加载不需要实例化的资源，例如Texture,音频等等
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="path"></param>
/// <returns></returns>
public T LoadResource <T>(string path) where T : UnityEngine.Object
{
if (string.IsNullOrEmpty(path))
{
return(null);
}
uint crc = CRC32.GetCrc32(path);
ResouceItem item = GetCacheResouceItem(crc);
if (item != null)
{
return(item.m_Obj as T);
}
T obj = null;
#if UNITY_EDITOR
if (!m_LoadFormAssetBundle)
{
item = AssetBundleManager.Instance.FindResourceItme(crc);
if (item != null && item.m_AssetBundle != null)
{
if (item.m_Obj != null)
{
obj = (T)item.m_Obj;
}
else
{
obj = item.m_AssetBundle.LoadAsset <T>(item.m_AssetName);
}
}
else
{
if (item == null)
{
item = new ResouceItem();
item.m_Crc = crc;
}
obj = LoadAssetByEditor <T>(path);
}
}
#endif
if (obj == null)
{
item = AssetBundleManager.Instance.LoadResouceAssetBundle(crc);
if (item != null && item.m_AssetBundle != null)
{
if (item.m_Obj != null)
{
obj = item.m_Obj as T;
}
else
{
obj = item.m_AssetBundle.LoadAsset <T>(item.m_AssetName);
}
}
}
CacheResource(path, ref item, crc, obj);
return(obj);
}
/// <summary>
/// 同步加载资源，针对给ObjectManager的接口
/// </summary>
/// <param name="path"></param>
/// <param name="resObj"></param>
/// <returns></returns>
public ResouceObj LoadResource(string path, ResouceObj resObj)
{
if (resObj == null)
{
return(null);
}
uint crc = resObj.m_Crc == 0 ? CRC32.GetCrc32(path) : resObj.m_Crc;
ResouceItem item = GetCacheResouceItem(crc);
if (item != null)
{
resObj.m_ResItem = item;
return(resObj);
}
Object obj = null;
#if UNITY_EDITOR
if (!m_LoadFormAssetBundle)
{
item = AssetBundleManager.Instance.FindResourceItme(crc);
if (item != null && item.m_Obj != null)
{
obj = item.m_Obj as Object;
}
else
{
if (item == null)
{
item = new ResouceItem();
item.m_Crc = crc;
}
obj = LoadAssetByEditor <Object>(path);
}
}
#endif
if (obj == null)
{
item = AssetBundleManager.Instance.LoadResouceAssetBundle(crc);
if (item != null && item.m_AssetBundle != null)
{
if (item.m_Obj != null)
{
obj = item.m_Obj as Object;
}
else
{
obj = item.m_AssetBundle.LoadAsset <Object>(item.m_AssetName);
}
}
}
CacheResource(path, ref item, crc, obj);
resObj.m_ResItem = item;
item.m_Clear = resObj.m_bClear;
return(resObj);
}