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.TH TMatrix 6 "26 November 2021" "TMatrix Version 1.4"
.SH NAME
TMatrix \- Terminal based replica of the digital rain from The Matrix
.SH SYNOPSIS
.nf
\fItmatrix\fR [--version] [--help] [--mode=MODE]
[-s VALUE | --steps-per-sec=VALUE]
[-f RANGE | --fall-speed=RANGE] [-G RANGE | --start-gap=RANGE]
[-g RANGE | --gap=RANGE] [-l RANGE] [-r RANGE] [--fade]
[--no-fade] [-C COLOR | --color=COLOR]
[-c COLOR | --background=COLOR] [-t TEXT | --title=TEXT]
.fi
.SH DESCRIPTION
Simulates the digital rain effect from The Matrix.
.SH OPTIONS
.TP 4
\-\-version
Output version information and exit.
.TP 4
\-\-help
Display this help and exit.
.TP 4
\-\-mode=MODE
Set the mode of the rain.
.br
Available modes: \fBdefault\fR, \fBdense\fR.
.TP 4
\-s, \-\-steps-per-sec=VALUE
Run this many steps per second.
.br
VALUE can range from \fB1\fR to \fB60\fR.
.br
Default: \fI10\fR.
.TP 4
\-f, --fall-speed=RANGE
Set the range for the fall speed.
.br
The speeds can have \fBdecimal parts\fR (e.g. \fB1.2\fR)
.br
The maximal fall speed value is \fB10.0\fR.
.br
Default: \fI0.5,1.5\fR.
.TP 4
\-G, --start-gap=RANGE
Set the range for the starting gaps.
.br
Default: \fI10,50\fR.
.TP 4
\-g, --gap=RANGE
Set the range for the gaps between streaks.
.br
Default: \fI0,40\fR.
.TP 4
\-l RANGE
Set the range for the length of rain streaks.
.br
The minimal length value is \fB1\fR.
.br
Default: \fI1,30\fR.
.TP 4
\-r RANGE
Set the range for the character update rate.
.br
The values correspond to the number of steps before the change.
.br
\fB0\fR represents no change.
.br
Default: \fI10,20\fR.
.TP 4
\-\-fade
Enable fading characters. (Default)
.TP 4
\-\-no\-fade
Disable fading characters.
.TP 4
\-C, --color=COLOR
Set the color of the characters.
.br
Available colors: \fBdefault\fR, \fBwhite\fR, \fBgray\fR, \fBblack\fR, \fBred\fR, \fBgreen\fR,
.br
\fByellow\fR, \fBblue\fR, \fBmagenta\fR, \fBcyan\fR.
.br
Default: \fIgreen\fR.
.TP 4
\-c, --background=COLOR
Set the color of the background.
.br
Available colors: \fBdefault\fR, \fBwhite\fR, \fBgray\fR, \fBblack\fR, \fBred\fR, \fBgreen\fR,
.br
\fByellow\fR, \fBblue\fR, \fBmagenta\fR, \fBcyan\fR.
.TP 4
\-t, --title=TEXT
Set the title that appears in the rain.
.br
\fINote\fR: the title needs to fit within the terminal window
.br
in order to be displayed.
.PP
RANGE is a pair of numbers separated by a comma: MIN,MAX.
.br
It specifies the boundaries of a set from which random numbers are picked.
.SH Real-time commands
.TP 4
p
Pause
.TP 4
q
Quit
.SH AUTHORS
Written by Miloš Stojanović <mc.cm.mail@gmail.com>
.SH LICENSE
Copyright (C) 2018-2021 Miloš Stojanović
.br
SPDX-License-Identifier: GPL-2.0-only
.SH SEE ALSO
.BR cmatrix (1)
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