https://www.xuanyusong.com/archives/3304
https://blog.csdn.net/qq_38721111/article/details/79870373
https://www.codeandweb.com/texturepacker
https://www.cnblogs.com/lancidie/p/8638926.html
https://assetstore.unity.com/packages/tools/sprite-management/texturepacker-importer-16641
https://www.cnblogs.com/zhoujiangyue/articles/6842280.html