而且得是局域网联机的,因为哥们想玩
先装依赖:Window -> Package Manager -> Input System 再装Mirror:https://assetstore.unity.com/packages/tools/network/mirror-129321 导入路径:/P1项目文件夹/Assets/
激活Input System:Edit > Project Settings > Player > Active Input Handling
报错缺少com.unity.feature.2d包:Window -> Package Manager用Unity Registry搜一下2d这个包,装好之后重启一下Unity