/// <summary>
/// 根据versionName获取需要打包的所有资源并返回AssetBundleBuild数组
/// </summary>
/// <param name="versionName">一般是平台名字，也可以加其他文件夹在</param>
/// <returns>返回一个数组，可以直接用于BuildPipeline.BuildAssetBundles</returns>
private static AssetBundleBuild[] GetBuildMapByVersion(string versionName)
{
List <AssetBundleBuild> list = new List <AssetBundleBuild>();
if (!Directory.Exists(ABSH.NeedBuildABPath))
{
return(null);
}
var NeedBuildABFileList = GetAllFilesWithoutMeta(ABSH.NeedBuildABPath);
var dicDependencies = new Dictionary <string, string>();
//遍历这些文件去找到所有的依赖项
foreach (var file in NeedBuildABFileList)
{
//添加正向依赖，这个不可能会重复，所以不用判断ContainsKey
ABDependenciesPositive.Add(file.Key, ABDependenciesPositive.GetDRAC(file.Key));
//var relativePath = Path.Combine();
var dps = AssetDatabase.GetDependencies(file.Key);
// 这里文件名进行了转换，windows下都变成\\，OSX下都是/
//也转换了一下小写
foreach (var dp in dps.Where(d => !d.EndsWith(".cs")).Select(d => AssetBundleSettingHelper.PathToPlatformFormat(d.ToLower()))) //脚本文件排除
{
{
//增加反向依赖，这个会统计数量
if (!file.Key.Equals(dp))
{
if (!ABDependenciesReverse.ContainsKey(dp))
{
ABDependenciesReverse.Add(dp, ABDependenciesReverse.GetDRAC(dp));
}
ABDependenciesReverse[dp].AddRef(file.Key);
//正向依赖
ABDependenciesPositive[file.Key].AddRef(dp);
}
}
if (dicDependencies.ContainsKey(dp))
{
continue;
}
else
{
dicDependencies.Add(dp, dp);
}
}
}
//这里根据依赖关系，把只被一个单独AB依赖的资源不设置单独打包
foreach (var abd in ABDependenciesReverse.GetDic().Where(dr => dr.Value.Count == 1))
{
if (dicDependencies.ContainsKey(abd.Key))
{
dicDependencies.Remove(abd.Key);
}
}
//这里已经获得了所有的资源名称，可以直接生成AssetBundleBuild了
foreach (var file in dicDependencies)
{
//目前先把所有资源单独打包，不做任何合并处理
var tmp = new AssetBundleBuild();
{
tmp.assetBundleName = ABSH.ResourceNameToBundleName(file.Key);
string[] assets = new string[1] {
file.Key
};
tmp.assetNames = assets;
}
list.Add(tmp);
}
return(list.ToArray());
}