101 lines
3.2 KiB
C#
101 lines
3.2 KiB
C#
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namespace YooAsset
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{
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internal class VirtualBundleLoadAssetOperation : FSLoadAssetOperation
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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 AssetInfo _assetInfo;
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private ESteps _steps = ESteps.None;
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public VirtualBundleLoadAssetOperation(PackageBundle packageBundle, AssetInfo assetInfo)
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{
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_packageBundle = packageBundle;
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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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#if UNITY_EDITOR
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_steps = ESteps.CheckBundle;
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#else
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_steps = ESteps.Done;
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Error = $"{nameof(VirtualBundleLoadAssetOperation)} only support unity editor platform !";
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Status = EOperationStatus.Failed;
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#endif
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}
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internal override void InternalOnUpdate()
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{
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#if UNITY_EDITOR
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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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// 检测资源文件是否存在
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string guid = UnityEditor.AssetDatabase.AssetPathToGUID(_assetInfo.AssetPath);
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if (string.IsNullOrEmpty(guid))
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{
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string error = $"Not found asset : {_assetInfo.AssetPath}";
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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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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 (_assetInfo.AssetType == null)
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Result = UnityEditor.AssetDatabase.LoadMainAssetAtPath(_assetInfo.AssetPath);
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else
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Result = UnityEditor.AssetDatabase.LoadAssetAtPath(_assetInfo.AssetPath, _assetInfo.AssetType);
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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 (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 asset object : {_assetInfo.AssetPath} AssetType : null";
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else
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error = $"Failed to load asset object : {_assetInfo.AssetPath} AssetType : {_assetInfo.AssetType}";
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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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#endif
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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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}
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