/// <summary>
/// 核心算法步骤：
/// 1、获得资源的依赖列表List<string> dependAssetPathList = GetDependAssetPathList(entryPath);
/// 2、根据节点正则表达式，获得该节点分离出来的资源列表pathSet = ApplyStrategyNode(entryPath, asset, node); pathList = pathSet.ToList()
/// 3、移除pathList中和之前节点帅选结果相同的部分RemoveFilteredPath(filteredPathSet, pathList);
/// 4、在dependAssetPathList中移除pathList，RemoveFromDependPathList(dependAssetPathList, pathList);
/// 5、讲pathList加入筛选资源集合AddToFilteredPathSet(filteredPathSet, pathList);
/// 6、若资源存在临时创建的副本，用副本替换原资源，对副本打包
/// </summary>
/// <param name="entryPath"></param>
/// <param name="strategy"></param>
/// <returns></returns>
public virtual List <List <string> > Process(string entryPath, AssetBuildStrategy strategy)
{
Object asset = GetAsset(entryPath);
List <string> dependAssetPathList = GetDependAssetPathList(entryPath);
List <List <string> > pathListList = new List <List <string> >();
HashSet <string> filteredPathSet = new HashSet <string>();
for (int i = 0; i < strategy.nodeList.Count; i++)
{
StrategyNode node = strategy.nodeList[i];
HashSet <string> pathSet;
if (string.IsNullOrEmpty(node.processor) == false)
{
pathSet = ApplyStrategyNode(entryPath, asset, node);
}
else
{
pathSet = ApplyEmptyStrategyNode(dependAssetPathList, node);
}
List <string> pathList = pathSet.ToList();
RemoveFilteredPath(filteredPathSet, pathList);
RemoveFromDependPathList(dependAssetPathList, pathList);
AddToFilteredPathSet(filteredPathSet, pathList);
ReplaceWithTempAssetPath(pathList);
pathListList.Add(pathList);
}
SaveAssets(asset, entryPath);
return(pathListList);
}
private List <StrategyNode> GetStrategyNodeList(string json, string strategyName)
{
List <StrategyNode> result = new List <StrategyNode>();
JsonData jsonData = null;
try
{
jsonData = JsonMapper.ToObject(json);
}catch (Exception e)
{
Logger.GetLogger(AssetBundleExporter.LOGGER_NAME).Log(json);
Logger.GetLogger(AssetBundleExporter.LOGGER_NAME).Exception(e);
}
JsonData strategyData = jsonData["strategy"];
for (int i = 0; i < strategyData.Count; i++)
{
StrategyNode node = new StrategyNode();
JsonData nodeData = strategyData[i];
node.strategy = strategyName;
node.processor = nodeData.Keys.Contains("processor") == true ? (string)nodeData["processor"] : string.Empty;
node.mode = ((string)nodeData["mode"]).ToLower();
node.pattern = new Regex((string)nodeData["pattern"], RegexOptions.IgnoreCase);
result.Add(node);
Verify(node);
}
return(result);
}
public override HashSet <string> Process(string entryPath, GameObject go, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
Image image = go.GetComponent <Image>();
if (image != null && image.material != null)
{
result = _shaderProcessor.Process(entryPath, image.material, node);
}
return(result);
}
private void Verify(StrategyNode node)
{
if (node.mode == PackageMode.FOLDER)
{
string[] groupName = node.pattern.GetGroupNames();
int index = Array.IndexOf <string>(groupName, AssetPathHelper.REGEX_TOKEN_PATH);
if (index == -1)
{
string msg = "打包策略中，Folder模式节点中Pattern错误，没有文件夹路径定义，策略：" + node.strategy + "， Pattern" + node.pattern;
AssetBundleExporter.ThrowException(msg);
}
}
}
public override HashSet <string> Process(string entryPath, GameObject go, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
Image image = go.GetComponent <Image>();
if (image != null)
{
string path = AssetDatabase.GetAssetPath(go);
if (node.pattern.IsMatch(path))
{
string folderPath = Path.GetDirectoryName(path);
image.spriteKey = AssetPathHelper.ReplaceSlash(AssetPathHelper.EliminaterStartToken(folderPath)) + "${0}";
result.Add(path);
}
}
return(result);
}
public override HashSet <string> Process(string entryPath, GameObject go, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
Text text = go.GetComponent <Text>();
if (text != null && text.font != null)
{
string fontPath = AssetDatabase.GetAssetPath(text.font);
if (node.pattern.IsMatch(fontPath))
{
text.fontKey = AssetPathHelper.GetObjectKey(entryPath, fontPath, text.font, node);
text.font = null;
result.Add(fontPath);
}
}
return(result);
}
// TODO 看不懂
public override HashSet <string> Process(string entryPath, GameObject go, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
Animation animation = go.GetComponent <Animation>();
if (animation != null)
{
AnimationClip[] clips = AnimationUtility.GetAnimationClips(go);
AnimationClip defaultClip = animation.clip;
VerifyClipsName(entryPath, clips);
string[] clipTokens = GetClipTokens(go, clips.Length);
if (defaultClip != null)
{
string defaultClipPath = AssetDatabase.GetAssetPath(defaultClip);
if (node.pattern.IsMatch(defaultClipPath))
{
string defaultClipKey = AssetPathHelper.GetObjectKey(entryPath, defaultClipPath, defaultClip, node);
result.Add(defaultClipPath);
animation.clip = null;
clipTokens[0] = defaultClipKey;
}
}
for (int i = 0; i < clips.Length; i++)
{
AnimationClip clip = clips[i];
if (clip != null)
{
string clipPath = AssetDatabase.GetAssetPath(clip);
if (node.pattern.IsMatch(clipPath))
{
string clipKey = AssetPathHelper.GetObjectKey(entryPath, clipPath, clip, node);
result.Add(clipPath);
animation.RemoveClip(clip);
clipTokens[i + 1] = clipKey;
}
}
}
if (IsClipTokensEmpty(clipTokens) == false)
{
AssetBridgeHelper.AddEntry(go, this.Name, clipTokens);
}
}
return(result);
}
public void FillNoTexturePropertyData(Material material, StrategyNode node)
{
int propertyCount = ShaderUtil.GetPropertyCount(material.shader);
for (int i = 0; i < propertyCount; i++)
{
if (ShaderUtil.GetPropertyType(material.shader, i) != ShaderUtil.ShaderPropertyType.TexEnv)
{
string propertyName = ShaderUtil.GetPropertyName(material.shader, i);
if (_recordPropertySet.Contains(propertyName) == false)
{
_recordPropertySet.Add(propertyName);
List <string> list = GenerateNonTexturePropertyTokenList(material, i);
propertyTokenListList.Add(list);
}
}
}
}
public override HashSet <string> Process(string entryPath, GameObject go, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
Image image = go.GetComponent <Image>();
if (image != null && image.material != null)
{
string materialPath = MaterialAssetProcessor.GetMaterialPath(image.material);
if (node.pattern.IsMatch(materialPath))
{
result.Add(materialPath);
image.materialKey = AssetPathHelper.GetObjectKey(entryPath, materialPath, image.material, node);
image.material = null;
image.spriteKey = AssetPathHelper.GetObjectKey(entryPath, materialPath, image.sprite, node);
image.sprite = null;
}
}
return(result);
}
public HashSet <string> Process(string entryPath, Material material, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
if (material == null)
{
Debug.LogError("资源打包出错， 缺少Material:" + entryPath);
}
string materialPath = MaterialAssetProcessor.GetMaterialPath(material);
string shaderPath = MaterialAssetProcessor.GetShaderPath(material.shader);
if (node.pattern.IsMatch(shaderPath))
{
MaterialJsonData jsonData = MaterialJsonData.GetMaterialJsonData(materialPath);
jsonData.shaderFileName = GetShaderFileName(material.shader);
jsonData.shaderKey = AssetPathHelper.GetObjectKey(entryPath, shaderPath, material.shader, node);
jsonData.FillNoTexturePropertyData(material, node);
result.Add(shaderPath);
}
return(result);
}
private HashSet <string> ApplyEmptyStrategyNode(List <string> dependPathList, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
foreach (string path in dependPathList)
{
if (node.pattern.IsMatch(path))
{
result.Add(path);
}
}
return(result);
}
/// <summary>
/// 在资源上应用策略节点筛选资源
/// </summary>
/// <param name="entryPath"></param>
/// <param name="asset"></param>
/// <param name="node"></param>
/// <returns></returns>
protected virtual HashSet <string> ApplyStrategyNode(string entryPath, Object asset, StrategyNode node)
{
return(new HashSet <string>());
}
/// <summary>
/// entryPath:打包入口资源路径
/// assetPath:打包入口资源所依赖的资源路径
/// </summary>
/// <param name="entryPath"></param>
/// <param name="materialPath"></param>
/// <param name="material"></param>
/// <param name="node"></param>
/// <returns></returns>
public static string GetObjectKey(string entryPath, string assetPath, Object obj, StrategyNode node)
{
string token = string.Empty;
if (string.IsNullOrEmpty(assetPath))
{
throw new Exception("Asset physicalPath should not be empty!");
}
if (node.mode == PackageMode.SINGLE)
{
token = GetSingleModeBundlePath(assetPath);
//字体ttf和模型文件是特殊的类型，一个Asset中包含多个Object
//AssetDatabase.LoadAllAssetsAtPath(assetPath) 返回长度大于一
if (token.Contains(FBX) || token.Contains(TTF))
{
token = token + obj.GetType().Name + obj.name;
}
}
else if (node.mode == PackageMode.FOLDER)
{
token = GetFolderModeBundlePath(assetPath, node.pattern) + obj.GetType().Name + obj.name;
}
else if (node.mode == PackageMode.SELECTION)
{
token = GetSelectionModeBundlePath(entryPath, assetPath, node.pattern) + obj.GetType().Name + obj.name;
}
return(token);
}
public abstract HashSet <string> Process(string entryPath, GameObject go, StrategyNode node);
protected override HashSet <string> ApplyStrategyNode(string path, Object asset, StrategyNode node)
{
HashSet <string> result = new HashSet <string>();
string[] depentAssetPaths = AssetDatabase.GetDependencies(new string[] { path });
foreach (string s in depentAssetPaths)
{
if (node.pattern.IsMatch(s))
{
result.Add(s);
}
}
return(result);
}
protected override HashSet <string> ApplyStrategyNode(string entryPath, Object asset, StrategyNode node)
{
GameObject go = asset as GameObject;
HashSet <string> result = new HashSet <string>();
ComponentProcessor processor = GetComponentProcessor(node.processor);
HashSet <string> sub = processor.Process(entryPath, go, node);
result.UnionWith(sub);
int count = go.transform.childCount;
for (int i = 0; i < count; i++)
{
GameObject child = go.transform.GetChild(i).gameObject;
result.UnionWith(ApplyStrategyNode(entryPath, child, node));
}
return(result);
}
//TODO
public override HashSet <string> Process(string entryPath, UnityEngine.GameObject go, StrategyNode node)
{
throw new NotImplementedException();
}
