105 lines
2.4 KiB
C#
105 lines
2.4 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 BundledSubAssetsProvider : BundledProvider
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{
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private AssetBundleRequest _cacheRequest;
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public override float Progress
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{
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get
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{
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if (_cacheRequest == null)
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return 0;
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return _cacheRequest.progress;
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}
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}
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public BundledSubAssetsProvider(string assetPath, System.Type assetType)
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: base(assetPath, assetType)
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{
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}
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public override void Update()
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{
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if (IsDone)
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return;
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if (States == EAssetStates.None)
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{
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States = EAssetStates.CheckBundle;
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}
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// 1. 检测资源包
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if (States == EAssetStates.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 (OwnerBundle.CacheBundle == null)
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{
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States = EAssetStates.Fail;
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InvokeCompletion();
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}
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else
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{
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States = EAssetStates.Loading;
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}
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}
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// 2. 加载资源对象
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if (States == EAssetStates.Loading)
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{
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if (IsWaitForAsyncComplete)
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{
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if (AssetType == null)
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AllAssets = OwnerBundle.CacheBundle.LoadAssetWithSubAssets(AssetName);
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else
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AllAssets = OwnerBundle.CacheBundle.LoadAssetWithSubAssets(AssetName, AssetType);
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}
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else
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{
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if (AssetType == null)
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_cacheRequest = OwnerBundle.CacheBundle.LoadAssetWithSubAssetsAsync(AssetName);
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else
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_cacheRequest = OwnerBundle.CacheBundle.LoadAssetWithSubAssetsAsync(AssetName, AssetType);
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}
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States = EAssetStates.Checking;
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}
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// 3. 检测加载结果
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if (States == EAssetStates.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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Logger.Warning("Suspend the main thread to load unity asset.");
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AllAssets = _cacheRequest.allAssets;
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}
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else
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{
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if (_cacheRequest.isDone == false)
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return;
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AllAssets = _cacheRequest.allAssets;
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}
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}
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States = AllAssets == null ? EAssetStates.Fail : EAssetStates.Success;
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if (States == EAssetStates.Fail)
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Logger.Warning($"Failed to load sub assets : {AssetName} from bundle : {OwnerBundle.BundleInfo.BundleName}");
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InvokeCompletion();
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}
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}
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}
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} |