X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fxmatrix.man;h=f3aaf68a57577ec55b8b748cad37db6f3d2f4fba;hb=ec8d2b32b63649e6d32bdfb306eda062769af823;hp=e646305a8dd8a28f88da039ce37258c51f0eba13;hpb=6cee540bdbb571485cd5e519f89f389faebd0495;p=xscreensaver

diff --git a/hacks/xmatrix.man b/hacks/xmatrix.man
index e646305a..f3aaf68a 100644
--- a/hacks/xmatrix.man
+++ b/hacks/xmatrix.man
@@ -1,3 +1,16 @@
+.de EX		\"Begin example
+.ne 5
+.if n .sp 1
+.if t .sp .5
+.nf
+.in +.5i
+..
+.de EE
+.fi
+.in -.5i
+.if n .sp 1
+.if t .sp .5
+..
 .TH XScreenSaver 1 "30-Oct-99" "X Version 11"
 .SH NAME
 xmatrix - simulates the computer displays from the movie
@@ -10,10 +23,17 @@ xmatrix - simulates the computer displays from the movie
 [\-top | \-bottom | \-both]
 [\-small | \-large]
 [\-trace]
+[\-mode \fImode\fP]
 [\-phone \fInumber\fP]
+[\-fps]
 .SH DESCRIPTION
-The \fIxmatrix\fP program draws dropping characters similar to the
-displays in the Wachowski brothers' film, "The Matrix".
+The \fIxmatrix\fP program draws the 2D "digital rain" effect, as seen on
+the computer monitors in the Wachowski brothers' film, "The Matrix".
+
+Also see
+.BR glmatrix (MANSUFFIX)
+for a 3D rendering of the similar effect that appeared in the title
+sequence of the movie.
 .SH OPTIONS
 .I xmatrix
 accepts the following options:
@@ -37,6 +57,10 @@ The delay between steps of the animation, in microseconds: default 10000.
 .B \-density \fIpercentage\fP
 The approximate percentage of the screen that should be filled with 
 characters at any given time.  Default 75%.
+
+When running in a window, typing \fB+\fP will increase the density and 
+typing \fB-\fP will decrease it.  Typing \fB0\fP will momentarily
+drain the screen.
 .TP 8
 .B \-top\fP | \fB\-bottom\fP | \fB\-both
 If \fB\-top\fP is specified, the characters will only drop in from the
@@ -45,31 +69,58 @@ is specified, then instead of sliding columns, the characters will appear
 as columns that grow downwards and are erased from above.  If \fB\-both\fP
 is specified, then a mixture of both styles will be used.  The default
 is \fB\-both\fP.
+
+When running in a window, typing \fB[\fP will switch to top-mode, 
+typing \fB\]\fP will switch to bottom-mode, and typing \fB\\\fP will
+switch to both-mode.
 .TP 8
 .B \-small\fP | \fB\-large
 These options specify the sizes of the characters.  The default
 is \fB\-large\fP.
-
 .TP 8
-.B \-trace
+.B \-mode trace
 Start off with a representation of a phone number being traced.  
 When the number is finally found, display The Matrix as usual.
+This is the default.
 .TP 8
 .B \-phone\fP \fInumber\fP
 The phone number to trace, if \fB\-trace\fP is specified.
 .TP 8
-.B \-binary\fP
+.B \-mode crack
+Start off by shutting down the power grid.
+.TP 8
+.B \-mode binary
 Instead of displaying Matrix glyphs, only display ones and zeros.
 .TP 8
-.B \-hexadecimal\fP
+.B \-mode hexadecimal
 Instead of displaying Matrix glyphs, display hexadecimal digits.
 .TP 8
-.B \-dna\fP
+.B \-mode dna
 Instead of displaying Matrix glyphs, display genetic code
 (guanine, adenine, thymine, and cytosine.)
 .TP 8
-.B \-knock\-knock\fP
-Produce some messages at random times.
+.B \-mode ascii
+Instead of displaying Matrix glyphs, display random ASCII characters.
+.TP 8
+.B \-mode pipe
+Instead of displaying random characters, display the output of a subprocess,
+as ASCII.
+.TP 8
+.B \-program \fIsh-command\fP
+The command to run to generate the text to display.  This option may
+be any string acceptable to /bin/sh.  The program will be run at the
+end of a pty or pipe, and any characters that it prints to
+\fIstdout\fP will be placed in the feeders for xmatrix. If the program
+exits, it will be launched again after xmatrix has processed all the
+text it produced.
+
+For example:
+.EX
+xmatrix -program 'echo Hello World'
+xmatrix -ascii -program 'ps -eo comm | rev'
+xmatrix -program 'od -txC -w6 /dev/random'
+xmatrix -program 'cat /dev/random'
+.EE
 .SH ENVIRONMENT
 .PP
 .TP 8
@@ -80,6 +131,7 @@ to get the default host and display number.
 to get the name of a resource file that overrides the global resources
 stored in the RESOURCE_MANAGER property.
 .SH SEE ALSO
+.BR glmatrix (MANSUFFIX),
 .BR X (1),
 .BR xscreensaver (1)
 .SH COPYRIGHT