Command Line Options

This page lists all known command line options for Chairloader and Prey.

Chairloader

These options can be added to Prey.exe command line. In Steam, they can be set in Properties -> Launch Options.

-nochair: LDisable Chairloader and Mod DLLs.
-nopatches: LDisable optional patches for troubleshooting.
-chair_mods_path \<path to a directory>: LOverrides the path to Mods directory.
-nodevmode: LForcefully disables engine's developer mode, even in Debug builds. Overrides -devmode.
-devmode: LEnables the engine's developer mode. Automatically set in Debug builds. Enables asserts in Release builds.
-trainer: LEnables trainer functionality. Requires -devmode.
-editor: LEnables the In-Game Editor for mod development.
-noaudio: LDisables the engine's audio subsystem. Breaks all dialog triggers and hard-locks story progression. Reduces start up time by 10 seconds.
-renderdoc: LThe engine will wait for 10 seconds until RenderDoc is injected.
-shadersdebug <int>: L(When shader compiler is enabled) Sets the value of r_shadersdebug.
-shaderthreads <int>: L(When shader compiler is enabled) Sets the number of threads to use to compile shaders.
-lua_storedebug <int>: LEnables (1) or disables (0) Lua debug output. Disabled by default in normal mode, enabled in dev mode.

These can be used in the same way as Chairloader's options. Some of these were found in CRYENGINE 5 source code and were not tested with Prey.

+command_name command_arg

Not Tested

Executes the console command when the game is started.
-epicuserid <string>: Set by Epic Games Store launcher. Influences the save game path.

-nomouse

Not Tested

Disables mouse input, only leaving keyboard and gamepads.

-autodetect

Not Tested

Forces the game to auto-adjust graphics settings to match the hardware.

-norandom

Not Tested

Seeds all PRNGs with constant seed of 0.

In addition to the options listed below, it accepts everything the engine and Chairloader support after. Engine options need to be set after --.

--: Mark the end of Preditor options. The following will be passed to the engine.
--extract: Enable Extraction Mode. It will load the engine and extract paks set in ExtractList.xml.
--game-path <full path>: Path to the root game directory (where GameSDK is).
--output-path <full path>: Path to the output directory.