使用说明:

1.解压缩
2.运行update目录下的EXE安装升级档
3.复制CODEX目录下的文件到游戏安装目录覆盖
4.开始游戏

升级档安装步骤:

1.安装《IS防御》原版游戏:http://down.ali213.net/pcgame/isdefenseiso.html
2.安装《IS防御》1号升级档:http://patch.ali213.net/showpatch/55769.html
3.安装本升级档

更新说明:

机翻:

更新2:
-Timer是固定的(再次),现在可以正确显示小时,而不是数百分钟 - 更容易阅读
-Score以上100K现在将正确地安装到它的设计区
-AZERTY键盘现在还支持全重新绑定 - 这意味着你可以使用绑定系统,使1,2,3,4,5工作,无需切换到QWERTY布局
-Resetting的keybinds为默认值目前工作正常
-The炮塔现在在适当的速度旋转(Q/ E),无论你的帧率(以前它旋转在较低FPS较慢导致其更难)
-Cars不再与较低的帧速率减慢 - 这个问题使游戏更容易为低FPS场景
在控制菜单 - 增加了Y轴反转和鼠标灵敏度选项
在游戏菜单中切换 - 新增缩放选项
- 增加了青色十字彩
-Leaderboards现在通过蒸汽可见
-alt制表的游戏现在可以正确启用暂停菜单

原文:

Update 2:
-Timer is fixed (again) and now it properly displays hours instead of hundreds of minutes - easier to read 
-Score above 100k will now properly fit into it's designed area 
-AZERTY keyboards now also support full rebinding - which means that you can use the rebinding system to make 1,2,3,4,5 work without the need to switch to QWERTY layout 
-Resetting the keybinds to their defaults now works properly 
-The turret now rotates (Q/E) at a proper speed regardless of your framerate (previously it rotated slower on lower FPS making it harder) 
-Cars no longer slow down with lower framerates - this issue made the game much easier for lower FPS scenarios 
-Added Y-Axis invert and Mouse Sensitivity options in the Controls Menu 
-Added Toggle Zoom option in the Gameplay Menu 
-Added cyan crosshair color 
-Leaderboards are now visible through steam 
-Alt-Tabbing the game now properly enables the pause menu

by CODEX 

下载地址:
发布日期点击标题下载对应游戏版本说明
2016-04-23IS防御 2号升级档+免DVD补丁CODEX版    【53.58MB】