// 同步载入AssetBundle
public AssetBundle LoadAssetBundle(string bundleName)
{
BundleRef br = null;
if (bundles.TryGetValue(bundleName, out br) && br.bundle != null)
{
br.refNum += 1;
return(br.bundle);
}
// 获取相关依赖，并载入
string[] dependences = assetBundleManifest.GetAllDependencies(bundleName);
for (int i = 0; i < dependences.Length; ++i)
{
br = null;
if (string.IsNullOrEmpty(dependences[i]) ||
string.IsNullOrEmpty(dependences[i].Trim()))
{
continue;
}
// 已经载入的依赖包，增加引用计数
if (bundles.TryGetValue(dependences[i], out br) && br.bundle != null)
{
br.refNum += 1;
continue;
}
// 优先获取的Patched路径
string dependPath = GetLatestAssetBundlePath(dependences[i]);
br = new BundleRef();
br.bundle = AssetBundle.LoadFromFile(dependPath);
br.refNum = 1;
bundles[dependences[i]] = br;
}
string abPath = GetLatestAssetBundlePath(bundleName);
br = new BundleRef();
br.bundle = AssetBundle.LoadFromFile(abPath);
br.refNum = 1;
bundles[bundleName] = br;
return(br.bundle);
}
// 协程等待载入AssetBundle结束
IEnumerator TillLoadAssetBundleEndCoroutine(
Coroutine co,
string bundleName,
Action <AssetBundle> onFinished)
{
BundleRef br = bundles[bundleName];
while (br.loadCoroutine != null)
{
yield return(null);
}
if (onFinished != null)
{
onFinished(br.bundle);
onFinished = null;
}
}
// 异步载入AssetBundle
void LoadAssetBundleAsync(string bundleName, Action <AssetBundle> onFinished)
{
BundleRef br;
if (!bundles.TryGetValue(bundleName, out br))
{
br = new BundleRef();
bundles[bundleName] = br;
}
// 没载入过，则启动异步载入
if (br.loadCoroutine == null)
{
br.loadCoroutine = StartCoroutine(LoadAssetBundleCoroutine(bundleName, onFinished));
}
else
{
// 等待载入结束
StartCoroutine(TillLoadAssetBundleEndCoroutine(br.loadCoroutine, bundleName, onFinished));
}
}
// 协程载入AssetBundle
IEnumerator LoadAssetBundleCoroutine(string bundleName, Action <AssetBundle> onFinished)
{
BundleRef br;
if (bundles.TryGetValue(bundleName, out br) && br.bundle != null)
{
br.refNum += 1;
if (onFinished != null)
{
onFinished(br.bundle);
onFinished = null;
}
br.loadCoroutine = null;
yield break;
}
string[] dependences = assetBundleManifest.GetAllDependencies(bundleName);
List <BundleRef> asyncList = new List <BundleRef>();
for (int i = 0; i < dependences.Length; ++i)
{
br = null;
if (string.IsNullOrEmpty(dependences[i]) || string.IsNullOrEmpty(dependences[i].Trim()))
{
continue;
}
// 已经载入过了，增加计数
if (bundles.TryGetValue(dependences[i], out br) && br.bundle != null)
{
br.refNum += 1;
continue;
}
if (br == null)
{
br = new BundleRef();
bundles[dependences[i]] = br;
}
if (br.request == null)
{
string dependPath = GetLatestAssetBundlePath(dependences[i]);
br.request = AssetBundle.LoadFromFileAsync(dependPath);
}
asyncList.Add(br);
}
br = null;
if (bundles.TryGetValue(bundleName, out br) && br.request == null)
{
string abPath = GetLatestAssetBundlePath(bundleName);
br.request = AssetBundle.LoadFromFileAsync(abPath);
}
asyncList.Add(br);
for (int i = 0; i < asyncList.Count; ++i)
{
br = asyncList[i];
if (br.bundle != null)
{
continue;
}
if (br.request == null)
{
continue;
}
if (br.request.isDone)
{
br.bundle = br.request.assetBundle;
continue;
}
br.waitNum += 1;
if (br.waitNum > 1)
{
while (br.waitNum > 1 && !br.request.isDone)
{
yield return(null);
}
}
else
{
yield return(br.request);
}
br.waitNum -= 1;
AssetBundle loadedAB = (br.bundle == null) ? br.request.assetBundle : br.bundle;
br.bundle = loadedAB;
br.refNum += 1;
// 请求结束
if (br.waitNum == 0)
{
br.request = null;
}
}
if (onFinished != null)
{
onFinished(br.bundle);
onFinished = null;
}
br.loadCoroutine = null;
asyncList.Clear();
}
public void AddRef(BundleRef br)
{
br.Retain();
bundleRefs.Add(br);
}
public IEnumerator AsyncLoadBundle(string path, LoadBundleDelegate lbd)
{
if (bundles.ContainsKey(path))
{
BundleHolder bh = bundles[path];
if (bh.bundle)
{
lbd?.Invoke(bh);
}
else
{
bh.afterLoad += lbd;
}
}
else
{
BundleHolder bh = new BundleHolder();
bh.br = this;
bh.bundleName = path;
AddBundle(path, bh);
bool fail = false;
int depCount = 0;
if (depMap.ContainsKey(path))
{
List <string> depList = depMap[path];
depCount = depList.Count;
foreach (string depName in depList)
{
StartCoroutine(AsyncLoadBundle(depName, delegate(BundleHolder bh1)
{
if (bh1 == null)
{
fail = true;
return;
}
if (fail)
{
bh1.TryRelease();
}
else
{
BundleRef br = new BundleRef();
br.bh = bh1;
bh.AddRef(br);
}
}));
}
}
string readPath = Path.Combine(Application.dataPath, "../../Bundle", path);
AssetBundleCreateRequest abcr = AssetBundle.LoadFromFileAsync(readPath);
while (true)
{
if (fail)
{
bh.TryRelease();
lbd?.Invoke(null);
bh.AfterLoad(null);
yield break;
}
else
{
if (bh.bundleRefs.Count == depCount)
{
if (abcr.isDone)
{
AssetBundle ab = abcr.assetBundle;
if (ab != null)
{
bh.bundle = ab;
lbd?.Invoke(bh);
bh.AfterLoad(bh);
yield break;
}
else
{
bh.TryRelease();
lbd?.Invoke(null);
bh.AfterLoad(null);
yield break;
}
}
else
{
yield return(null);
}
}
else
{
yield return(null);
}
}
}
}
}
void OnGUI()
{
if (!BundleService.IsValidate())
{
return;
}
JWObjDictionary <string, BundleRef> bundleDict = BundleService.GetInstance().BundleDict;
GUILayout.Space(3f);
GUILayout.BeginVertical();
// list title
GUILayout.BeginHorizontal("Table Title", GUILayout.MinHeight(20f));
GUILayout.Label("Index", _labelStyle, GUILayout.Width(60f));
GUILayout.Label("RefCnt", _labelStyle, GUILayout.Width(60f));
GUILayout.Label("Tag", _labelStyle, GUILayout.Width(120f));
GUILayout.Label("Name", _labelStyle, GUILayout.Width(60f));
GUILayout.EndHorizontal();
ResPackConfig config = ResService.GetInstance().PackConfig;
if (config == null)
{
return;
}
// list
mScroll = GUILayout.BeginScrollView(mScroll);
int index = 0;
foreach (var kv in bundleDict)
{
BundleRef bundle = kv.Value;
BundlePackInfo pi = config.GetPackInfo(bundle.Path) as BundlePackInfo;
if (pi == null)
{
continue;
}
index++;
GUILayout.BeginHorizontal("Table Row", GUILayout.MinHeight(20f));
// index
GUILayout.Label(index.ToString(), _labelStyle, GUILayout.Width(60f));
// ref count
GUILayout.Label(bundle.RefCnt.ToString(), _labelStyle, GUILayout.Width(60f));
// tag
//GUILayout.Label(pi.Tag, _labelStyle, GUILayout.Width(120f));
// path
GUILayout.Label(pi.Path, _labelStyle);
GUILayout.EndHorizontal();
}
GUILayout.EndScrollView();
GUILayout.EndVertical();
GUILayout.Space(3f);
}
