public static void ScanAllSprite()
{
// 1.找到所有的UI图片的meta文件
// 2.读取meta文件中的Guid值 key=guid value=path
Dictionary <string, ESpriteCnf> png_guid_map = ESpriteHelper.GetAllSpriteInfo();
// 3.分析prefab中的guid是否被引用
int ui_prefab_length = SpriteUnUseConst.ui_prefab_root_dirs.Length;
for (int ui_prefab_index = 0; ui_prefab_index < ui_prefab_length; ui_prefab_index++)
{
// 读取所有的prefab
string[] prefabs_path = Directory.GetFiles(SpriteUnUseConst.ui_prefab_root_dirs[ui_prefab_index], "*.prefab", SearchOption.AllDirectories);
int length = prefabs_path.Length;
for (int i = 0; i < length; i++)
{
string path = prefabs_path[i];
EditorUtility.DisplayProgressBar("获取引用关系", path, (float)i / length);
// 读取指定位置的prefab的Guid值
List <string> guid_list = EGuidHelper.GetGuidsByFile(path);
FileCompare(png_guid_map, guid_list);
}
}
EditorUtility.ClearProgressBar();
// 没有被引用的guid写入到txt中
WriteUnUseFiles(png_guid_map);
}
// 检索指定UI中的所有Image所用的图集
public static void QueryTexture()
{
// 原理:找到Prefab上的所有的guid值和所有的纹理和图集做比较
// 通过Sprite的guid来查询Sprite的详细信息
// 1.其中的Guid和Packing Tag <Key=Guid,Value=PackingTag>
Dictionary <string, ESpriteCnf> all_sprite_guids = ESpriteHelper.GetAllSpriteInfo();
// 2.查找Prefab的实际保存的路径
string path = EPrefabHelper.FindPrefabPath(Selection.activeGameObject);
// 3.读取指定位置的prefab的Guid值集合
List <string> guid_list = EGuidHelper.GetGuidsByFile(path);
// 4.统计用到的纹理tag
List <string> sprite_packing_tags = new List <string>();
// 5.统计使用到的空的tag
List <ESpriteCnf> empty_list = new List <ESpriteCnf>();
int length = guid_list.Count;
for (int i = 0; i < length; i++)
{
if (!all_sprite_guids.ContainsKey(guid_list[i]))
{
continue;
}
ESpriteCnf info = all_sprite_guids[guid_list[i]];
if (string.IsNullOrEmpty(info.packingtag))
{
empty_list.Add(info);
continue;
}
if (sprite_packing_tags.Contains(info.packingtag))
{
continue;
}
sprite_packing_tags.Add(info.packingtag);
}
Debug.Log("使用到的Sprite Packing Tag Count:" + sprite_packing_tags.Count);
for (int i = 0; i < sprite_packing_tags.Count; i++)
{
Debug.Log(sprite_packing_tags[i]);
}
Debug.Log("没有使用Sprite Packing Tag 或者是Texture 的");
for (int i = 0; i < empty_list.Count; i++)
{
Debug.Log("Path:" + empty_list[i].path);
}
// 输出相关信息
}
public void SetPath(string full_path)
{
// //Regex packingtag_reg = new Regex(@" spritePackingTag: ([a-f0-9]{32})");
path = full_path.Substring(0, full_path.Length - 5);
string meta_text = File.ReadAllText(full_path);
packingtag = ESpriteHelper.FindSpritePackingTag(meta_text);
Regex guid_reg = new Regex(@"guid: ([a-f0-9]{32})");
Match matcher = guid_reg.Match(meta_text);
guid = matcher.Groups[1].Value;
}