226 lines
7.5 KiB
C#
226 lines
7.5 KiB
C#
using System;
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using System.IO;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace YooAsset
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{
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internal static class ManifestTools
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{
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#if UNITY_EDITOR
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/// <summary>
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/// 序列化（JSON文件）
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/// </summary>
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public static void SerializeToJson(string savePath, PackageManifest manifest)
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{
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string json = JsonUtility.ToJson(manifest, true);
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FileUtility.WriteAllText(savePath, json);
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}
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/// <summary>
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/// 序列化（二进制文件）
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/// </summary>
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public static void SerializeToBinary(string savePath, PackageManifest manifest)
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{
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using (FileStream fs = new FileStream(savePath, FileMode.Create))
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{
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// 创建缓存器
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BufferWriter buffer = new BufferWriter(YooAssetSettings.ManifestFileMaxSize);
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// 写入文件标记
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buffer.WriteUInt32(YooAssetSettings.ManifestFileSign);
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// 写入文件版本
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buffer.WriteUTF8(manifest.FileVersion);
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// 写入文件头信息
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buffer.WriteBool(manifest.EnableAddressable);
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buffer.WriteBool(manifest.LocationToLower);
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buffer.WriteBool(manifest.IncludeAssetGUID);
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buffer.WriteInt32(manifest.OutputNameStyle);
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buffer.WriteUTF8(manifest.PackageName);
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buffer.WriteUTF8(manifest.PackageVersion);
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// 写入资源列表
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buffer.WriteInt32(manifest.AssetList.Count);
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for (int i = 0; i < manifest.AssetList.Count; i++)
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{
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var packageAsset = manifest.AssetList[i];
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buffer.WriteUTF8(packageAsset.Address);
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buffer.WriteUTF8(packageAsset.AssetPath);
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buffer.WriteUTF8(packageAsset.AssetGUID);
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buffer.WriteUTF8Array(packageAsset.AssetTags);
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buffer.WriteInt32(packageAsset.BundleID);
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buffer.WriteInt32Array(packageAsset.DependIDs);
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}
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// 写入资源包列表
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buffer.WriteInt32(manifest.BundleList.Count);
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for (int i = 0; i < manifest.BundleList.Count; i++)
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{
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var packageBundle = manifest.BundleList[i];
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buffer.WriteUTF8(packageBundle.BundleName);
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buffer.WriteUInt32(packageBundle.UnityCRC);
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buffer.WriteUTF8(packageBundle.FileHash);
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buffer.WriteUTF8(packageBundle.FileCRC);
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buffer.WriteInt64(packageBundle.FileSize);
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buffer.WriteBool(packageBundle.IsRawFile);
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buffer.WriteByte(packageBundle.LoadMethod);
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buffer.WriteUTF8Array(packageBundle.Tags);
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buffer.WriteInt32Array(packageBundle.ReferenceIDs);
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}
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// 写入文件流
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buffer.WriteToStream(fs);
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fs.Flush();
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}
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}
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/// <summary>
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/// 反序列化（JSON文件）
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/// </summary>
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public static PackageManifest DeserializeFromJson(string jsonContent)
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{
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return JsonUtility.FromJson<PackageManifest>(jsonContent);
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}
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/// <summary>
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/// 反序列化（二进制文件）
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/// </summary>
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public static PackageManifest DeserializeFromBinary(byte[] binaryData)
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{
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// 创建缓存器
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BufferReader buffer = new BufferReader(binaryData);
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// 读取文件标记
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uint fileSign = buffer.ReadUInt32();
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if (fileSign != YooAssetSettings.ManifestFileSign)
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throw new Exception("Invalid manifest file !");
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// 读取文件版本
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string fileVersion = buffer.ReadUTF8();
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if (fileVersion != YooAssetSettings.ManifestFileVersion)
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throw new Exception($"The manifest file version are not compatible : {fileVersion} != {YooAssetSettings.ManifestFileVersion}");
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PackageManifest manifest = new PackageManifest();
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{
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// 读取文件头信息
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manifest.FileVersion = fileVersion;
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manifest.EnableAddressable = buffer.ReadBool();
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manifest.LocationToLower = buffer.ReadBool();
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manifest.IncludeAssetGUID = buffer.ReadBool();
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manifest.OutputNameStyle = buffer.ReadInt32();
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manifest.PackageName = buffer.ReadUTF8();
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manifest.PackageVersion = buffer.ReadUTF8();
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// 检测配置
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if (manifest.EnableAddressable && manifest.LocationToLower)
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throw new Exception("Addressable not support location to lower !");
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// 读取资源列表
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int packageAssetCount = buffer.ReadInt32();
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manifest.AssetList = new List<PackageAsset>(packageAssetCount);
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for (int i = 0; i < packageAssetCount; i++)
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{
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var packageAsset = new PackageAsset();
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packageAsset.Address = buffer.ReadUTF8();
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packageAsset.AssetPath = buffer.ReadUTF8();
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packageAsset.AssetGUID = buffer.ReadUTF8();
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packageAsset.AssetTags = buffer.ReadUTF8Array();
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packageAsset.BundleID = buffer.ReadInt32();
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packageAsset.DependIDs = buffer.ReadInt32Array();
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manifest.AssetList.Add(packageAsset);
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}
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// 读取资源包列表
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int packageBundleCount = buffer.ReadInt32();
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manifest.BundleList = new List<PackageBundle>(packageBundleCount);
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for (int i = 0; i < packageBundleCount; i++)
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{
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var packageBundle = new PackageBundle();
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packageBundle.BundleName = buffer.ReadUTF8();
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packageBundle.UnityCRC = buffer.ReadUInt32();
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packageBundle.FileHash = buffer.ReadUTF8();
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packageBundle.FileCRC = buffer.ReadUTF8();
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packageBundle.FileSize = buffer.ReadInt64();
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packageBundle.IsRawFile = buffer.ReadBool();
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packageBundle.LoadMethod = buffer.ReadByte();
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packageBundle.Tags = buffer.ReadUTF8Array();
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packageBundle.ReferenceIDs = buffer.ReadInt32Array();
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manifest.BundleList.Add(packageBundle);
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}
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}
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// 填充BundleDic
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manifest.BundleDic = new Dictionary<string, PackageBundle>(manifest.BundleList.Count);
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foreach (var packageBundle in manifest.BundleList)
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{
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packageBundle.ParseBundle(manifest.PackageName, manifest.OutputNameStyle);
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manifest.BundleDic.Add(packageBundle.BundleName, packageBundle);
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}
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// 填充AssetDic
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manifest.AssetDic = new Dictionary<string, PackageAsset>(manifest.AssetList.Count);
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foreach (var packageAsset in manifest.AssetList)
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{
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// 注意：我们不允许原始路径存在重名
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string assetPath = packageAsset.AssetPath;
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if (manifest.AssetDic.ContainsKey(assetPath))
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throw new Exception($"AssetPath have existed : {assetPath}");
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else
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manifest.AssetDic.Add(assetPath, packageAsset);
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}
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return manifest;
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}
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#endif
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public static string GetRemoteBundleFileExtension(string bundleName)
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{
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string fileExtension = Path.GetExtension(bundleName);
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return fileExtension;
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}
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public static string GetRemoteBundleFileName(int nameStyle, string bundleName, string fileExtension, string fileHash)
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{
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if (nameStyle == 1) //HashName
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{
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return StringUtility.Format("{0}{1}", fileHash, fileExtension);
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}
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else if (nameStyle == 4) //BundleName_HashName
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{
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string fileName = bundleName.Remove(bundleName.LastIndexOf('.'));
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return StringUtility.Format("{0}_{1}{2}", fileName, fileHash, fileExtension);
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}
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else
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{
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throw new NotImplementedException($"Invalid name style : {nameStyle}");
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}
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}
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/// <summary>
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/// 转换为解压BundleInfo
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/// </summary>
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public static BundleInfo ConvertToUnpackInfo(PackageBundle packageBundle)
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{
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// 注意：我们把流加载路径指定为远端下载地址
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string streamingPath = PersistentTools.ConvertToWWWPath(packageBundle.StreamingFilePath);
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BundleInfo bundleInfo = new BundleInfo(packageBundle, BundleInfo.ELoadMode.LoadFromStreaming, streamingPath, streamingPath);
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return bundleInfo;
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}
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/// <summary>
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/// 批量转换为解压BundleInfo
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/// </summary>
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public static List<BundleInfo> ConvertToUnpackInfos(List<PackageBundle> unpackList)
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{
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List<BundleInfo> result = new List<BundleInfo>(unpackList.Count);
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foreach (var packageBundle in unpackList)
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{
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var bundleInfo = ConvertToUnpackInfo(packageBundle);
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result.Add(bundleInfo);
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}
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return result;
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}
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}
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} |