121 lines
4.0 KiB
C#
121 lines
4.0 KiB
C#
using UnityEngine;
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namespace YooAsset
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{
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internal class AssetBundleLoadAllAssetsOperation : FSLoadAllAssetsOperation
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{
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protected enum ESteps
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{
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None,
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CheckBundle,
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LoadAsset,
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CheckResult,
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Done,
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}
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private readonly PackageBundle _packageBundle;
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private readonly AssetBundle _assetBundle;
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private readonly AssetInfo _assetInfo;
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private AssetBundleRequest _request;
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private ESteps _steps = ESteps.None;
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public AssetBundleLoadAllAssetsOperation(PackageBundle packageBundle, AssetBundle assetBundle, AssetInfo assetInfo)
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{
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_packageBundle = packageBundle;
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_assetBundle = assetBundle;
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_assetInfo = assetInfo;
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}
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internal override void InternalOnStart()
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{
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_steps = ESteps.CheckBundle;
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}
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internal override void InternalOnUpdate()
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{
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if (_steps == ESteps.None || _steps == ESteps.Done)
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return;
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if (_steps == ESteps.CheckBundle)
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{
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if (_assetBundle == null)
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{
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_steps = ESteps.Done;
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Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs !";
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Status = EOperationStatus.Failed;
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return;
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}
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_steps = ESteps.LoadAsset;
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}
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if (_steps == ESteps.LoadAsset)
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{
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if (IsWaitForAsyncComplete)
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{
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if (_assetInfo.AssetType == null)
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Result = _assetBundle.LoadAllAssets();
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else
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Result = _assetBundle.LoadAllAssets(_assetInfo.AssetType);
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}
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else
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{
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if (_assetInfo.AssetType == null)
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_request = _assetBundle.LoadAllAssetsAsync();
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else
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_request = _assetBundle.LoadAllAssetsAsync(_assetInfo.AssetType);
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}
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_steps = ESteps.CheckResult;
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}
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if (_steps == ESteps.CheckResult)
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{
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if (_request != 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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Result = _request.allAssets;
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}
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else
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{
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Progress = _request.progress;
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if (_request.isDone == false)
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return;
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Result = _request.allAssets;
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}
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}
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if (Result == null)
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{
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string error;
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if (_assetInfo.AssetType == null)
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error = $"Failed to load all assets : {_assetInfo.AssetPath} AssetType : null AssetBundle : {_packageBundle.BundleName}";
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else
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error = $"Failed to load all assets : {_assetInfo.AssetPath} AssetType : {_assetInfo.AssetType} AssetBundle : {_packageBundle.BundleName}";
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YooLogger.Error(error);
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_steps = ESteps.Done;
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Error = error;
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Status = EOperationStatus.Failed;
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}
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else
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Succeed;
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}
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}
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}
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internal override void InternalWaitForAsyncComplete()
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{
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while (true)
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{
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if (ExecuteWhileDone())
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{
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_steps = ESteps.Done;
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break;
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}
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}
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}
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}
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} |