//根据单个AbName 加载AB
private AssetBundle LoadAssetBundle(string assetBundleName)
{
MAssetBundleItem assetBundleItem = null;
uint crc = MCrcHelper.GetCRC32(assetBundleName);
if (!m_assetBundleItemDic.TryGetValue(crc, out assetBundleItem))
{
AssetBundle assetBundle = null;
string fullPath = MPathUtils.ASSETBUNDLE_PATH + "/" + assetBundleName;
if (File.Exists(fullPath))
{
assetBundle = AssetBundle.LoadFromFile(fullPath);
}
if (assetBundle == null)
{
MDebug.singleton.AddErrorLog("没有找到这个AssetBundle " + assetBundleName);
}
assetBundleItem = m_assetBundleItemPool.Spawn(true);
assetBundleItem.assetBundle = assetBundle;
assetBundleItem.refCount++;
m_assetBundleItemDic.Add(crc, assetBundleItem);
}
else
{
assetBundleItem.refCount++;
}
return(assetBundleItem.assetBundle);
}
/// <summary>
/// 同步加载GameObject的方法
/// </summary>
/// <returns>The game obeject.</returns>
/// <param name="resPath">资源路径</param>
/// <param name="isSetToDefault">是否实例化到默认节点</param>
/// <param name="isChangeSceneClear">在切换场景的时候是否清楚资源的缓存</param>
public GameObject InstantiateGameObeject(string resPath, bool isSetToDefault = false, bool isChangeSceneClear = true)
{
uint crc = MCrcHelper.GetCRC32(resPath);
MResourceObjectItem mResourceObjectItem = GetObjectFromPool(crc);
if (mResourceObjectItem == null)
{
mResourceObjectItem = m_resourceObjectClssPool.Spawn(true);
mResourceObjectItem.m_crc = crc;
mResourceObjectItem.m_isClear = isChangeSceneClear;
mResourceObjectItem = MResourceManager.singleton.LoadToResourceObject(resPath, mResourceObjectItem);
if (mResourceObjectItem.m_resItem.m_object != null)
{
mResourceObjectItem.m_cloneObeject = (GameObject)Object.Instantiate(mResourceObjectItem.m_resItem.m_object);
mResourceObjectItem.m_instanceId = mResourceObjectItem.m_cloneObeject.GetInstanceID();
mResourceObjectItem.m_resOffLineData = mResourceObjectItem.m_cloneObeject.GetComponent <MResOffLineDataBase>();
}
}
if (isSetToDefault)
{
mResourceObjectItem.m_cloneObeject.transform.SetParent(DefaultObjectTrans, false);
}
if (!m_resourceObjectDic.ContainsKey(mResourceObjectItem.m_instanceId))
{
m_resourceObjectDic.Add(mResourceObjectItem.m_instanceId, mResourceObjectItem);
}
return(mResourceObjectItem.m_cloneObeject);
}
/// <summary>
/// 同步加载资源 针对给ObjectManager
/// </summary>
/// <param name="resPath">资源路径</param>
/// <param name="mResourceObjectItem">ObjecyResItem</param>
public MResourceObjectItem LoadToResourceObject(string resPath, MResourceObjectItem mResourceObjectItem)
{
if (mResourceObjectItem == null)
{
return(null);
}
uint crc = mResourceObjectItem.m_crc == 0 ? MCrcHelper.GetCRC32(resPath) : mResourceObjectItem.m_crc;
MResourceItem mResourceItem = GetCacheResourceItem(crc);
if (mResourceItem != null && mResourceItem.m_object != null)
{
mResourceObjectItem.m_resItem = mResourceItem;
return(mResourceObjectItem);
}
Object obj = null;
#if UNITY_EDITOR
if (!m_isLoadFormAssetBundle)
{
mResourceItem = MAssetBundleManager.singleton.FindResourceItem(crc);
if (mResourceItem == null)
{
mResourceItem = new MResourceItem();
mResourceItem.m_crc = crc;
}
mResourceItem.m_path = resPath;
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object as Object;
}
else
{
obj = LoadAssetFormEditor <Object>(mResourceItem.m_path);
}
}
#endif
if (obj == null)
{
mResourceItem = MAssetBundleManager.singleton.LoadResourcesAssetBundle(crc);
mResourceItem.m_path = resPath;
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object as Object;
}
else
{
obj = mResourceItem.m_assetBundle.LoadAsset <Object>(mResourceItem.m_path);
}
}
CacheResource(resPath, ref mResourceItem, crc, obj);
mResourceItem.m_clear = mResourceObjectItem.m_isClear;
mResourceObjectItem.m_resItem = mResourceItem;
return(mResourceObjectItem);
}
/// <summary>
/// 资源的预加载 这里和同步加载微小区别 就是不需要引用计数 设置该预先加载的资源 在卸载的时候不卸载
/// 就是直接加载 然后卸载
/// </summary>
/// <param name="resPath">Res path.</param>
public void PreLoadRes(string resPath)
{
if (string.IsNullOrEmpty(resPath))
{
return;
}
uint crc = MCrcHelper.GetCRC32(resPath);
//预加载到内存中 不需要进行应用计数
MResourceItem mResourceItem = GetCacheResourceItem(crc, 0);
if (mResourceItem != null)
{
return;
}
Object obj = null;
#if UNITY_EDITOR
//编辑器模式下 直接从本地拿到资源
if (!m_isLoadFormAssetBundle)
{
mResourceItem = MAssetBundleManager.singleton.FindResourceItem(crc);
if (mResourceItem.m_object != null)
{
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object;
}
else
{
obj = LoadAssetFormEditor <Object>(resPath);
}
}
}
#endif
if (obj == null)
{
mResourceItem = MAssetBundleManager.singleton.LoadResourcesAssetBundle(crc);
if (mResourceItem != null && mResourceItem.m_assetBundle != null)
{
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object;
}
else
{
obj = mResourceItem.m_assetBundle.LoadAsset <Object>(mResourceItem.m_assetName);
}
}
}
CacheResource(resPath, ref mResourceItem, crc, obj);
mResourceItem.m_clear = false;
//切换场景不清空缓存
ReleaseResource(obj, false);
}
//根据资源全路径返回ResourceItem
public MResourceItem FindResourceItem(string assetPath)
{
uint crc = MCrcHelper.GetCRC32(assetPath);
MResourceItem mResourceItem = null;
if (m_resourcesItemDic.TryGetValue(crc, out mResourceItem))
{
return(mResourceItem);
}
return(null);
}
/// <summary>
/// 同步资源加载 外部直接调用 仅用于加载不需要实例化的资源 例如Texture 音频等
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="resPath">资源路径</param>
/// <returns></returns>
public T LoadResource <T>(string resPath) where T : UnityEngine.Object
{
if (string.IsNullOrEmpty(resPath))
{
return(null);
}
uint crc = MCrcHelper.GetCRC32(resPath);
MResourceItem mResourceItem = GetCacheResourceItem(crc);
if (mResourceItem != null)
{
return(mResourceItem.m_object as T);
}
T obj = null;
#if UNITY_EDITOR
//编辑器模式下 直接从本地拿到资源
if (!m_isLoadFormAssetBundle)
{
mResourceItem = MAssetBundleManager.singleton.FindResourceItem(crc);
if (mResourceItem.m_object != null)
{
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object as T;
}
else
{
obj = LoadAssetFormEditor <T>(resPath);
}
}
}
#endif
if (obj == null)
{
mResourceItem = MAssetBundleManager.singleton.LoadResourcesAssetBundle(crc);
if (mResourceItem != null && mResourceItem.m_assetBundle != null)
{
if (mResourceItem.m_object != null)
{
obj = mResourceItem.m_object as T;
}
else
{
obj = mResourceItem.m_assetBundle.LoadAsset <T>(mResourceItem.m_assetName);
}
}
}
CacheResource(resPath, ref mResourceItem, crc, obj);
return(obj);
}
//释放单个Ab资源
private void UnLoadAssetBundle(string assetBundleName)
{
MAssetBundleItem mAssetBundleItem = null;
uint crc = MCrcHelper.GetCRC32(assetBundleName);
if (m_assetBundleItemDic.TryGetValue(crc, out mAssetBundleItem))
{
mAssetBundleItem.refCount--;
if (mAssetBundleItem.refCount <= 0 && mAssetBundleItem.assetBundle != null)
{
mAssetBundleItem.assetBundle.Unload(true);
mAssetBundleItem.Reset();
m_assetBundleItemPool.Recycle(mAssetBundleItem);
m_assetBundleItemDic.Remove(crc);
}
}
}
/// <summary>
/// 依据文件路径 不需要实例化的资源的卸载
/// </summary>
/// <param name="resPath">Res path.</param>
/// <param name="destoryCompletly">If set to <c>true</c> destory completly.</param>
public bool ReleaseResource(string resPath, bool destoryCompletly = false)
{
if (string.IsNullOrEmpty(resPath))
{
return(false);
}
uint crc = MCrcHelper.GetCRC32(resPath);
MResourceItem mResourceItem = null;
if (!m_resourcesItemDic.TryGetValue(crc, out mResourceItem) && mResourceItem != null)
{
MDebug.singleton.AddErrorLog(" m_resourcesItemDic 不存在这个资源 resPath : " + resPath);
return(false);
}
mResourceItem.RefCount--;
DestoryResourceItem(mResourceItem, destoryCompletly);
return(true);
}
/// <summary>
/// 异步加载需要实力化的GameObject的函数
/// </summary>
/// <param name="resPath"></param>
/// <param name="onAsyncLoadFinished"></param>
/// <param name="loadResPriority"></param>
/// <param name="isSetToDefault"></param>
/// <param name="parms"></param>
/// <param name="isChangeSceneClear"></param>
public long InstantiateGameObejectAsync(string resPath, OnAsyncLoadObjectFinished onAsyncLoadFinished, LoadResPriority loadResPriority,
bool isSetToDefault = false, object[] parms = null, bool isChangeSceneClear = true)
{
if (string.IsNullOrEmpty(resPath))
{
return(0);
}
uint crc = MCrcHelper.GetCRC32(resPath);
MResourceObjectItem mResourceObjectItem = GetObjectFromPool(crc);
if (mResourceObjectItem != null && mResourceObjectItem.m_cloneObeject != null)
{
if (isSetToDefault)
{
mResourceObjectItem.m_cloneObeject.transform.SetParent(DefaultObjectTrans);
}
if (onAsyncLoadFinished != null)
{
onAsyncLoadFinished(resPath, mResourceObjectItem, parms);
}
return(mResourceObjectItem.m_asyncGuid);
}
long m_asyncGuid = MResourceManager.singleton.GetGUID();
mResourceObjectItem = m_resourceObjectClssPool.Spawn(true);
mResourceObjectItem.m_crc = crc;
mResourceObjectItem.m_isSetToDefault = isSetToDefault;
mResourceObjectItem.m_isClear = isChangeSceneClear;
mResourceObjectItem.m_onAsyncLoadObjectFinished = onAsyncLoadFinished;
mResourceObjectItem.m_parms = parms;
mResourceObjectItem.m_asyncGuid = m_asyncGuid;
//添加到异步加载管理列表里
m_asyncResourcesObjectsDic.Add(m_asyncGuid, mResourceObjectItem);
//调用MResourceManager为Object准备的的异步加载函数
MResourceManager.singleton.AsyncLoadResource(resPath, mResourceObjectItem, OnAsyncLoadObjectFinish, loadResPriority, parms);
return(m_asyncGuid);
}
/// <summary>
/// 异步加载资源 仅加载不需要实例化的资源 音频 图片等等
/// </summary>
public void AsyncLoadResource(string resPath, OnAsyncLoadFinished onAsyncLoadFinished, LoadResPriority loadResPriority, object[] parms = null)
{
if (string.IsNullOrEmpty(resPath))
{
return;
}
uint crc = MCrcHelper.GetCRC32(resPath);
MResourceItem mResourceItem = GetCacheResourceItem(crc);
if (mResourceItem != null && mResourceItem.m_object != null)
{
if (onAsyncLoadFinished != null)
{
onAsyncLoadFinished(resPath, mResourceItem.m_object, parms);
}
return;
}
//判断下对象是不是在加载中
AsyncLoadResParam asyncLoadResParam = null;
if (!m_asyncLoadingAssetDic.TryGetValue(crc, out asyncLoadResParam) || asyncLoadResParam == null)
{
asyncLoadResParam = m_asyncLoadResParamPool.Spawn(true);
asyncLoadResParam.m_crc = crc;
asyncLoadResParam.m_resPath = resPath;
asyncLoadResParam.m_loadResPriority = loadResPriority;
//结果保存
m_asyncAssetLoadingList[(int)loadResPriority].Add(asyncLoadResParam);
m_asyncLoadingAssetDic.Add(crc, asyncLoadResParam);
}
//添加回调
AsyncCallBack m_asyncCallBack = m_asyncCallBackPool.Spawn(true);
m_asyncCallBack.m_onAsyncLoadFinished = onAsyncLoadFinished;
m_asyncCallBack.m_parms = parms;
asyncLoadResParam.m_asyncCallBacks.Add(m_asyncCallBack);
}
