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+.TH ROTTEXPR 6 "2023-12-03" "0.01" "Rise of the Triad"
+
+.SH NAME
+rottexpr \- Rise of the Triad source port
+
+.SH SYNOPSIS
+.B rottexpr
+.RI [ options ]
+.br
+.B rott\-demo
+.RI [ options ]
+.br
+.B rott\-reg
+.RI [ options ]
+.br
+.B rott\-cdrom
+.RI [ options ]
+
+.SH DESCRIPTION
+.B ROTTEXPR
+is a port of Apogee's 3D action title Rise of the Triad, originally released in 1994.
+.B ROTTEXPR
+uses the SDL2 libraries to make the game playable on modern operating systems, including Linux, and adds features including higher
+screen resolutions, adaptive HUD positioning, configurable gameplay options, and a number of bug fixes.
+
+.SH OPTIONS
+.TP
+.BR aim
+Show aim crosshair.
+.TP
+.BR fullscreen
+Start in fullscreen mode.
+.TP
+.BR window
+Start in windowed mode.
+.TP
+.BR resolution\  \fIwidth\fPx\fIheight\fP
+Specify the screen resolution to use (next parameter is widthxheight).
+Valid resolutions are 320x200, 640x480 and 800x600.
+.TP
+.BR filertl\  \fIfile.rtl\fP
+Load external Userlevels (RTL files) (next parameter is RTL filename).
+Not available in shareware/demo version.
+.TP
+.BR filertc\  \fIfile.rtc\fP
+Load external Battlelevels (RTC files) (next parameter is RTC filename).
+Not available in shareware/demo version.
+.TP
+.BR file\  \fIfile.wad\fP
+Load external WAD file (next parameter is WAD filename).
+Not available in shareware/demo version.
+.TP
+.BR nojoys
+Disable check for joystick.
+.TP
+.BR nomouse
+Disable check for mouse.
+.TP
+.BR nosound
+Disable sound.
+.TP
+.BR noecho
+Turn off sound reverb.
+.TP
+.BR ver
+Version number.
+.TP
+.BR mapstats
+Dump Map statistics to ERROR.
+.TP
+.BR tilestats
+Dump Tile statistics to ERROR.
+.TP
+.BR mono
+Enable mono-monitor support.
+.TP
+.BR screenshots
+Clean screen capture for shots.
+.TP
+.BR pause
+Pauses startup screen information.
+.TP
+.BR enablevr
+Enable VR helmet input devices.
+.TP
+.BR demoexit
+Exit program when demo is terminated.
+.TP
+.BR warp\  \fIlevel\fP
+Warp to specific ROTT level (next parameter is level to start on).
+.TP
+.BR timelimit\  \fItime\fP
+Play ROTT in time limit mode (next parameter is time in seconds).
+.TP
+.BR maxtimelimit\  \fItime\fP
+Maximimum time to count down from (next parameter is time in seconds).
+.TP
+.BR dopefish
+Activate an Easter-egg with references to the Dopefish from the Commander Keen games.
+
+.SH FILES
+Game data files are searched for in \fB/usr/share/games/rottexpr\fR. Each
+game binary requires its own particular data files:
+.PP
+\fBrottexpr\-demo\fR (shareware/demo) \- HUNTBGIN.WAD HUNTBGIN.RTC HUNTBGIN.RTL REMOTE1.RTS
+.PP
+\fBrottexpr\-reg\fR (registered floppy/download) \- DARKWAR.WAD DARKWAR.RTC DARKWAR.RTL REMOTE1.RTS
+.PP
+\fBrottexpr\-cdrom\fR (retail CD) \- DARKWAR.WAD ROTTCD.RTC DARKWAR.RTL REMOTE1.RTS
+.PP
+All filenames must be UPPERCASE.
+.PP
+Simply run \fBrottexpr\fR to play the "best" version of the game that you
+have the data files for (CD\-ROM, Registered, or Demo, in that order).
+.PP
+User config data is stored in \fB~/.rottexpr\fR for the shareware/demo version
+and \fB~/.rottexpr/darkwar\fR for the registered and CD\-ROM versions.
+
+.SH AUTHORS
+ROTT was created and published as shareware by Apogee Software, Ltd. and was published commercially by FormGen, Inc.
+.PP
+The primary contributors to the icculus.org port were Steven Fuller, Ryan C. Gordon, John Hall and Dan Olson.
+.PP
+The rottexpr port was started by Steven LeVesque, with significant contributions by Emile Belanger.
+See https://github.com/LTCHIPS/rottexpr for more information.
+.PP
+This manual page was originally written by Fabian Greffrath <fabian@debian-unofficial.org>
+for the Debian project (but may be used by others), and was modified for
+the SlackBuilds.org games/rott project by B. Watson, and for rottexpr by Brent Spillner.