mirror of https://github.com/tuyoogame/YooAsset
123 lines
3.2 KiB
C#
123 lines
3.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace YooAsset
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{
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internal sealed class BundledAssetProvider : ProviderBase
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{
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private AssetBundleRequest _cacheRequest;
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public BundledAssetProvider(AssetSystemImpl impl, string providerGUID, AssetInfo assetInfo) : base(impl, providerGUID, assetInfo)
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{
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}
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public override void Update()
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{
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DebugBeginRecording();
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if (IsDone)
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return;
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if (Status == EStatus.None)
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{
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Status = EStatus.CheckBundle;
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}
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// 1. 检测资源包
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if (Status == EStatus.CheckBundle)
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{
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if (IsWaitForAsyncComplete)
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{
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DependBundles.WaitForAsyncComplete();
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OwnerBundle.WaitForAsyncComplete();
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}
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if (DependBundles.IsDone() == false)
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return;
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if (OwnerBundle.IsDone() == false)
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return;
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if (DependBundles.IsSucceed() == false)
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{
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Status = EStatus.Failed;
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LastError = DependBundles.GetLastError();
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InvokeCompletion();
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return;
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}
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if (OwnerBundle.Status != BundleLoaderBase.EStatus.Succeed)
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{
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Status = EStatus.Failed;
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LastError = OwnerBundle.LastError;
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InvokeCompletion();
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return;
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}
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if (OwnerBundle.CacheBundle == null)
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{
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if (OwnerBundle.IsDestroyed)
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throw new System.Exception("Should never get here !");
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Status = EStatus.Failed;
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LastError = $"The bundle {OwnerBundle.MainBundleInfo.Bundle.BundleName} has been destroyed by unity bugs !";
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YooLogger.Error(LastError);
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InvokeCompletion();
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return;
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}
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Status = EStatus.Loading;
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}
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// 2. 加载资源对象
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if (Status == EStatus.Loading)
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{
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if (IsWaitForAsyncComplete)
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{
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if (MainAssetInfo.AssetType == null)
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AssetObject = OwnerBundle.CacheBundle.LoadAsset(MainAssetInfo.AssetPath);
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else
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AssetObject = OwnerBundle.CacheBundle.LoadAsset(MainAssetInfo.AssetPath, MainAssetInfo.AssetType);
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}
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else
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{
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if (MainAssetInfo.AssetType == null)
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_cacheRequest = OwnerBundle.CacheBundle.LoadAssetAsync(MainAssetInfo.AssetPath);
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else
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_cacheRequest = OwnerBundle.CacheBundle.LoadAssetAsync(MainAssetInfo.AssetPath, MainAssetInfo.AssetType);
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}
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Status = EStatus.Checking;
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}
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// 3. 检测加载结果
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if (Status == EStatus.Checking)
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{
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if (_cacheRequest != null)
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{
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if (IsWaitForAsyncComplete)
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{
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// 强制挂起主线程（注意：该操作会很耗时）
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YooLogger.Warning("Suspend the main thread to load unity asset.");
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AssetObject = _cacheRequest.asset;
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}
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else
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{
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Progress = _cacheRequest.progress;
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if (_cacheRequest.isDone == false)
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return;
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AssetObject = _cacheRequest.asset;
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}
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}
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Status = AssetObject == null ? EStatus.Failed : EStatus.Succeed;
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if (Status == EStatus.Failed)
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{
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if (MainAssetInfo.AssetType == null)
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LastError = $"Failed to load asset : {MainAssetInfo.AssetPath} AssetType : null AssetBundle : {OwnerBundle.MainBundleInfo.Bundle.BundleName}";
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else
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LastError = $"Failed to load asset : {MainAssetInfo.AssetPath} AssetType : {MainAssetInfo.AssetType} AssetBundle : {OwnerBundle.MainBundleInfo.Bundle.BundleName}";
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YooLogger.Error(LastError);
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}
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InvokeCompletion();
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}
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}
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}
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} |