65 lines
2.1 KiB
C#
65 lines
2.1 KiB
C#
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using System.IO;
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using System.Collections.Generic;
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using UnityEditor;
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using UnityEngine;
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namespace YooAsset.Editor
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{
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public static class AssetBundleRecorder
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{
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private static readonly Dictionary<string, AssetBundle> _loadedAssetBundles = new Dictionary<string, AssetBundle>(1000);
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/// <summary>
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/// 获取AssetBundle对象，如果没有被缓存就重新加载。
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/// </summary>
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public static AssetBundle GetAssetBundle(string filePath)
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{
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// 如果文件不存在
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if (File.Exists(filePath) == false)
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{
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Debug.LogWarning($"Not found asset bundle file : {filePath}");
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return null;
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}
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// 验证文件有效性（可能文件被加密）
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byte[] fileData = File.ReadAllBytes(filePath);
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if (EditorTools.CheckBundleFileValid(fileData) == false)
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{
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Debug.LogWarning($"The asset bundle file is invalid and may be encrypted : {filePath}");
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return null;
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}
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if (_loadedAssetBundles.TryGetValue(filePath, out AssetBundle bundle))
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{
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return bundle;
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}
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else
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{
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AssetBundle newBundle = AssetBundle.LoadFromFile(filePath);
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if (newBundle != null)
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{
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string[] assetNames = newBundle.GetAllAssetNames();
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foreach (string name in assetNames)
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{
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newBundle.LoadAsset(name);
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}
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_loadedAssetBundles.Add(filePath, newBundle);
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}
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return newBundle;
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}
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}
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/// <summary>
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/// 卸载所有已经加载的AssetBundle文件
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/// </summary>
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public static void UnloadAll()
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{
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foreach (var valuePair in _loadedAssetBundles)
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{
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if (valuePair.Value != null)
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valuePair.Value.Unload(true);
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}
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_loadedAssetBundles.Clear();
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}
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}
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}
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