部分启动参数说明

gamerlaohu

Graphics:
-windowed     Run game in a window. <---窗口化启动游戏
-res x y         Force screen resolution, e.g. -res 800 600 <---强制屏幕分辨率
-str               Enable single threaded renderer, which may improve performance or compatibility on some systems. <---启用单线程渲染,可提高性能和兼容性

-npd              Disable the 'D3D_PUREDEVICE' flag from device creation. May help if you have graphics compatibility issues. <---禁用 D3D_PUREDEVICE
-nonv            Disable Nvidia 3D support.   <---禁用Nvidia 3D

Audio:
-nosound       Disable all sound. <---禁用全部声音

System:
-L                  Change the language - use English, French, German, Italian or Spanish.E.g -L french <---更改语言
-joysticktype   Force a specific directinput controller type. Can be used to try different controller button layouts if your controller isn't specifically supported.
                      Please see section 8 Supported Game Controllers for details. <---强制使用制定的控制器,用于尝试不同的控制器按钮布局
控制器ID:
1 - DirectPad USB gamepad adapter
2 - SmartJoyPad USB gamepad adapter
3 - Microsoft SideWinder Game Pad Pro
4 - XK PC 2002 Gamepad adapter
5 - Dual Joypad Adapter
6 - Dual USB Force Feedback Joypad adapter (MP-8866)
7 - Kiky X series USB gamepad adapter
8 - Logitech  Wireless Gamepad
9 - PSX for USB gamepad adapter.
10 - XBCD Xbox Controller driver
11 - TigerGame Xbox to USB adapter
12 - Xbox 360 Gamepad
13 - Logitech Dual Action Gamepad
14 - Logitech G25 Wheel
15 - Saitek P2500 Rumble Pad
16 - Saitek P2600 Dual Action Gamepad
17 - Saitek P380 Gamepad
18 - Saitek PS1000 Dual Analog Gamepad
19 - Saitek P2900 Wireless Gamepad
20 - Saitek P3200 Rumblepad
21 - Saitek R220 Wheel
22 - Saitek R440 Wheel
23 - Gravis Eliminator Gamepad Pro
24 - Medion Dual Analog Gamepad
25 - Generic USB controller

D:\Game\L.A.Noire\LANoire.exe -windowed -str -npd -nonv
-str 效果显著,推荐!!
str参数会导致游戏鼠标指针和系统鼠标指针都显示的问题!
解决办法:http://bbs.3dmgame.com/thread-2547035-1-3.html