StepMania 5 Command Line Arguments
================================================================================
Pass all arguments with --. For example, version would be entered as --version.
stepmania --version

Passing package files to StepMania on the command line will install them:
stepmania moonlight.smzip
================================================================================
[GameState]
* player
usage: --player=1
Joins in the specified player. Can also pass --player=2 at the same time, if
desired. However, SM5 does not support more than two players, so don't go past 2.

* mode
usage: --mode=
Applys a GameCommand to all players if valid.
--------------------------------------------------------------------------------
[NetworkSyncManager]
* netip
usage: --netip=localhost
Connects to a server for online play.
--------------------------------------------------------------------------------
[PrefsManager]
* Type
usage: --Type=arcade
Reads preferences from [Preferences-{Type}], usually from the metrics.
--------------------------------------------------------------------------------
[StepMania]
* ExportNsisStrings
usage: --ExportNsisStrings
Exports strings for the installer.

* ExportLuaInformation
usage: --ExportLuaInformation
Exports Lua.xml using the current theme (and anything it falls back on)
for reference.

* theme
usage: --theme=default | --theme="theme with spaces"
Sets the current theme.

* language
usage: --language=en
Sets the current language.

* version
usage: --version
Displays version information.
--------------------------------------------------------------------------------
[ThemeManager]
* metric
usage: --metric=(element)::(metric)=(value)
Sets [Element] Metric=Value in the metrics. Can be used multiple times.