Command line arguments
From Chocolate Doom
Chocolate Doom supports the majority of Vanilla Doom's command line arguments. However, several others have also been added:
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General options
- -extraconfig <file>
- Load extra configuration from the specified file, instead of chocolate-doom.cfg.
- -iwad <file>
- Specify an IWAD file to use.
- -mb <mb>
- Specify the heap size, in MiB (default 16).
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Compatibility
- -gameversion <version>
- Emulate a specific version of Doom. Valid values are "1.9", "ultimate" and "final".
- -spechit <n>
- Use the specified magic value when emulating spechit overruns.
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Demo options
- -longtics
- Record a high resolution "Doom 1.91" demo.
- -netdemo
- Play back a demo recorded in a netgame with a single player.
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Display options
- -1
- Don't scale up the screen.
- -2
- Double up the screen to 2x its size.
- -3
- Double up the screen to 3x its size.
- -4
- Double up the screen to 4x its size.
- -5
- Double up the screen to 5x its size.
- -fullscreen
- Run in fullscreen mode.
- -gdi
- Use the Windows GDI driver instead of DirectX. (windows only)
- -grabmouse
- Grab the mouse when running in windowed mode.
- -nograbmouse
- Don't grab the mouse when running in windowed mode.
- -nomouse
- Disable the mouse.
- -nonovert
- Enable vertical mouse movement.
- -novert
- Disable vertical mouse movement.
- -window
- Run in a window.
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Networking options
- -autojoin
- Automatically search the local LAN for a multiplayer server and join it.
- -connect <address>
- Connect to a multiplayer server running on the given address.
- -dedicated
- Start a dedicated server, routing packets but not participating in the game itself.
- -dup <n>
- Reduce the resolution of the game by a factor of n, reducing the amount of network bandwidth needed.
- -extratics <n>
- Send n extra tics in every packet as insurance against dropped packets.
- -left
- Run as the left screen in three screen mode.
- -oldsync
- Use original game sync code.
- -port <n>
- Use the specified UDP port for communications, instead of the default (2342).
- -query <address>
- Query the status of the server running on the given IP address.
- -right
- Run as the right screen in three screen mode.
- -search
- Search the local LAN for running servers.
- -server
- Start a multiplayer server, listening for connections.
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Dehacked and WAD merging
- -aa <files>
- Equivalent to "-af <files> -as <files>".
- -af <files>
- Simulates the behavior of NWT's -af option, merging flats into the main IWAD directory. Multiple files may be specified.
- -as <files>
- Simulates the behavior of NWT's -as option, merging sprites into the main IWAD directory. Multiple files may be specified.
- -deh <files>
- Load the given dehacked patch(es)
- -merge <files>
- Simulates the behavior of deutex's -merge option, merging a PWAD into the main IWAD. Multiple files may be specified.
- -nwtmerge <files>
- Simulates the behavior of NWT's -merge option. Multiple files may be specified.
