public object getAsset(string key)
{
AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
if (ai != null)
{
return(ai.asset);
}
return(null);
}
public void addAsset(string key, string name, AssetBundle asset, Callback onRealse)
{
AssetsInfor ai = new AssetsInfor();
ai.name = name;
ai.lastUsedTime = System.DateTime.Now.ToFileTime();
ai.usedCount = 0;
ai.asset = asset;
ai.doRealse = onRealse;
ai.key = key;
assetsMap [key] = ai;
}
public void releaseAsset(bool isForceRelease)
{
try {
if (isPuase && !isForceRelease)
{
return;
}
AssetsInfor ai = null;
ArrayList list = new ArrayList();
list.AddRange(assetsMap.Values);
bool isHadRealseAssets = false;
for (int i = 0; i < list.Count; i++)
{
ai = (AssetsInfor)(list [i]);
if (ai == null)
{
continue;
}
if (ai.usedCount <= 0 &&
((System.DateTime.Now.ToFileTime() - ai.lastUsedTime) / 10000000 > realseTime || isForceRelease))
{
if (ai.doRealse != null)
{
ai.doRealse(ai.name);
}
assetsMap.Remove(ai.key);
if (ai.asset != null)
{
ai.asset.Unload(true);
ai.asset = null;
}
ai = null;
isHadRealseAssets = true;
}
}
// UnityEngine.Resources.UnloadUnusedAssets();
list.Clear();
list = null;
if (isHadRealseAssets)
{
//这种情况是处理当图片已经destory了，材质球却未来得及destory的情况
releaseAsset(isForceRelease);
}
} catch (System.Exception e) {
Debug.LogError(e);
}
}
public void useAsset(string key)
{
AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
if (ai != null)
{
ai.usedCount++;
ai.lastUsedTime = System.DateTime.Now.ToFileTime();
assetsMap [key] = ai;
#if UNITY_EDITOR
if (!string.IsNullOrEmpty(debugKey) && key.Contains(debugKey))
{
Debug.LogWarning(ai.usedCount + "====useAsset===" + key);
}
#endif
}
}
public void unUseAsset(string key)
{
AssetsInfor ai = (AssetsInfor)(assetsMap [key]);
if (ai != null)
{
ai.usedCount--;
if (ai.usedCount < 0)
{
Debug.LogError("[" + ai.key + "] is use time less then zero!!");
ai.usedCount = 0;
}
ai.lastUsedTime = System.DateTime.Now.ToFileTime();
assetsMap [key] = ai;
#if UNITY_EDITOR
if (!string.IsNullOrEmpty(debugKey) && key.Contains(debugKey))
{
Debug.LogWarning(ai.usedCount + "===unUseAsset====" + key);
}
#endif
}
}
