123 lines
4.3 KiB
C#
123 lines
4.3 KiB
C#
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using UnityEngine;
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using UnityEngine.SceneManagement;
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namespace YooAsset
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{
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internal class VirtualBundleLoadSceneOperation : FSLoadSceneOperation
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{
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protected enum ESteps
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{
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None,
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LoadScene,
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CheckResult,
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Done,
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}
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private readonly AssetInfo _assetInfo;
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private readonly LoadSceneParameters _loadParams;
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private bool _suspendLoad;
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private AsyncOperation _asyncOperation;
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private ESteps _steps = ESteps.None;
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public VirtualBundleLoadSceneOperation(AssetInfo assetInfo, LoadSceneParameters loadParams, bool suspendLoad)
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{
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_assetInfo = assetInfo;
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_loadParams = loadParams;
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_suspendLoad = suspendLoad;
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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.LoadScene;
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#else
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_steps = ESteps.Done;
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Error = $"{nameof(VirtualBundleLoadSceneOperation)} 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.LoadScene)
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{
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if (IsWaitForAsyncComplete)
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{
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Result = UnityEditor.SceneManagement.EditorSceneManager.LoadSceneInPlayMode(_assetInfo.AssetPath, _loadParams);
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_steps = ESteps.CheckResult;
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}
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else
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{
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_asyncOperation = UnityEditor.SceneManagement.EditorSceneManager.LoadSceneAsyncInPlayMode(_assetInfo.AssetPath, _loadParams);
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if (_asyncOperation != null)
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{
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_asyncOperation.allowSceneActivation = !_suspendLoad;
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_asyncOperation.priority = 100;
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Result = SceneManager.GetSceneAt(SceneManager.sceneCount - 1);
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_steps = ESteps.CheckResult;
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}
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else
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{
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string error = $"Failed to load scene : {_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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}
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}
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if (_steps == ESteps.CheckResult)
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{
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if (_asyncOperation != null)
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{
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if (IsWaitForAsyncComplete)
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{
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// 注意：场景加载无法强制异步转同步
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YooLogger.Error("The scene is loading asyn !");
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}
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else
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{
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// 注意：在业务层中途可以取消挂起
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if (_asyncOperation.allowSceneActivation == false)
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{
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if (_suspendLoad == false)
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_asyncOperation.allowSceneActivation = true;
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}
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Progress = _asyncOperation.progress;
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if (_asyncOperation.isDone == false)
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return;
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}
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}
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if (Result.IsValid())
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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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else
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{
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string error = $"The loaded scene is invalid : {_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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}
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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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//TODO 场景加载不支持异步转同步，为了支持同步加载方法需要实现该方法！
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InternalOnUpdate();
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}
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public override void UnSuspendLoad()
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{
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_suspendLoad = false;
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}
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}
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}
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