113 lines
2.7 KiB
C#
113 lines
2.7 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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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 sealed class BundledSceneProvider : ProviderBase
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{
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public readonly LoadSceneMode SceneMode;
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private readonly string _sceneName;
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private readonly bool _suspendLoad;
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private readonly int _priority;
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private AsyncOperation _asyncOperation;
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public BundledSceneProvider(AssetSystemImpl impl, string providerGUID, AssetInfo assetInfo, LoadSceneMode sceneMode, bool suspendLoad, int priority) : base(impl, providerGUID, assetInfo)
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{
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SceneMode = sceneMode;
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_sceneName = Path.GetFileNameWithoutExtension(assetInfo.AssetPath);
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_suspendLoad = suspendLoad;
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_priority = priority;
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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 (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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Status = EStatus.Loading;
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}
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// 2. 加载场景
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if (Status == EStatus.Loading)
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{
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// 注意：如果场景不存在则返回NULL
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_asyncOperation = SceneManager.LoadSceneAsync(MainAssetInfo.AssetPath, SceneMode);
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if (_asyncOperation != null)
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{
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_asyncOperation.allowSceneActivation = !_suspendLoad;
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_asyncOperation.priority = _priority;
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SceneObject = SceneManager.GetSceneAt(SceneManager.sceneCount - 1);
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Status = EStatus.Checking;
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}
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else
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{
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Status = EStatus.Failed;
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LastError = $"Failed to load scene : {_sceneName}";
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YooLogger.Error(LastError);
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InvokeCompletion();
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}
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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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Progress = _asyncOperation.progress;
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if (_asyncOperation.isDone)
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{
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Status = SceneObject.IsValid() ? EStatus.Succeed : EStatus.Failed;
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if (Status == EStatus.Failed)
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{
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LastError = $"The load scene is invalid : {MainAssetInfo.AssetPath}";
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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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/// <summary>
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/// 解除场景加载挂起操作
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/// </summary>
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public bool UnSuspendLoad()
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{
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if (_asyncOperation == null)
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return false;
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_asyncOperation.allowSceneActivation = true;
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return true;
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}
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}
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} |