/// <summary>
/// 创建构建资产信息
/// </summary>
/// <param name="assetPath"></param>
/// <returns></returns>
public BuildingAssetInfos.AssetInfo CreateAssetInfo(string assetPath)
{
//判断资源类型
var type = AssetBundleEditorToolsV2.GetMainAssetTypeAtPath(assetPath);
if (type == null)
{
Debug.LogError("获取资源类型失败:" + assetPath);
return(null);
}
//创建
var assetInfo = new BuildingAssetInfos.AssetInfo();
assetInfo.Hash = this.GetHashFromAssets(assetPath);
assetInfo.ABName = assetPath;
var idx = this.AssetTypeList.FindIndex((a) => a == type.FullName);
if (idx == -1)
{
this.AssetTypeList.Add(type.FullName);
idx = AssetTypeList.Count - 1;
}
assetInfo.Type = idx;
//依赖列表
var dependeAssetList = this.GetDependAssetList(assetPath);
assetInfo.DependAssetList = new List <string>(dependeAssetList);
return(assetInfo);
}
/// <summary>
/// 获取BuildAssetsInfo
/// </summary>
/// <returns></returns>
private BuildingAssetInfos GetBuildingAssetInfos(BuildingAssetInfos buildingInfoCache = null)
{
var retBuildingInfo = new BuildingAssetInfos();
//开始
var sw = new Stopwatch();
sw.Start();
retBuildingInfo.Time = DateTime.Now.ToShortDateString();
int id = 0;
//1.获取runtime资产
runtimeAssetsPathList = GetRuntimeAssetsPath();
//2.搜集所有的依赖资产
var allAssetList = new List <string>();
allAssetList.AddRange(runtimeAssetsPathList);
//获取所有依赖
for (int i = 0; i < runtimeAssetsPathList.Count; i++)
{
var runtimeAsset = runtimeAssetsPathList[i];
BuildingAssetInfos.AssetInfo assetInfo = null;
//从缓存取依赖
buildingInfoCache?.AssetInfoMap.TryGetValue(runtimeAsset, out assetInfo);
if (assetInfo != null)
{
allAssetList.AddRange(assetInfo.DependAssetList);
}
else
{
var dependList = this.GetDependAssetList(runtimeAsset);
allAssetList.AddRange(dependList);
}
}
//去重
allAssetList = allAssetList.Distinct().ToList();
//用所有资源构建AssetMap
foreach (var assetPath in allAssetList)
{
//防止重复
if (retBuildingInfo.AssetInfoMap.ContainsKey(assetPath))
{
continue;
}
//优先从缓存获取
var assetInfo = buildingInfoCache?.GetNewInstanceAssetInfo(assetPath);
if (assetInfo == null)
{
//构建资源信息
assetInfo = CreateAssetInfo(assetPath);
}
//添加
assetInfo.Id = retBuildingInfo.AssetInfoMap.Count + 1;
retBuildingInfo.AssetInfoMap[assetPath] = assetInfo;
}
//TODO AB依赖关系纠正
/// 已知Unity,bug/设计缺陷：
/// 1.依赖接口，中会携带自己
/// 2.如若a.png、b.png 依赖 c.atlas，则abc依赖都会是:a.png 、b.png 、 a.atlas
// foreach (var asset in buildingAssetInfos.AssetDataMaps)
// {
// //依赖中不包含自己
// //asset.Value.DependAssetList.Remove(asset.Key);
// }
sw.Stop();
Debug.LogFormat("【GenBuildInfo】耗时:{0}ms.", sw.ElapsedMilliseconds);
return(retBuildingInfo);
}
