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+.TH XScreenSaver 1 "" "X Version 11"
+.SH NAME
+ripples - interference patterns.
+.SH SYNOPSIS
+.B ripples
+[\-display \fIhost:display.screen\fP]
+[\-visual \fIvisual\fP]
+[\-window]
+[\-root]
+[\-delay \fInumber\fP]
+[\-duration \fIsecs\fP]
+[\-rate \fInumber\fP]
+[\-fluidity \fInumber\fP]
+[\-light \fInumber\fP]
+[\-water]
+[\-stir]
+[\-oily]
+[\-grayscale]
+[\-colors \fInumber\fP]
+[\-no-shm]
+[\-fps]
+.SH DESCRIPTION
+This draws rippling interference patterns like splashing water. With the
+-water option, it manipulates your desktop image to look like something is
+dripping into it.
+.SH OPTIONS
+.TP 8
+.B \-visual \fIvisual\fP
+Specify which visual to use. Legal values are the name of a visual class,
+or the id number (decimal or hex) of a specific visual.
+.TP 8
+.B \-window
+Draw on a newly-created window. This is the default.
+.TP 8
+.B \-root
+Draw on the root window.
+.TP 8
+.B \-delay \fInumber\fP
+Per-frame delay, in microseconds. Default: 50000 (0.05 seconds.).
+.TP 8
+.B \-duration \fIseconds\fP
+How long to run before loading a new image. Default 120 seconds.
+.TP 8
+.B \-rate \fInumber\fP
+Drizzle. 1 - 100. Default: 5.
+.TP 8
+.B \-fluidity \fInumber\fP
+Small Drops. 0 - 16. Default: 6.
+.TP 8
+.B \-light \fInumber\fP
+Lighting Effect. 0 - 8. Default: 0.
+.TP 8
+.B \-water | \-no-water
+Grab Screen Image. Boolean.
+.TP 8
+.B \-stir | \-no-stir
+Moving Splashes. Boolean.
+.TP 8
+.B \-oily | \-no-oily
+Psychedelic Colors. Boolean.
+.TP 8
+.B \-grayscale
+Convert the screen image to grayscale.
+Ignored if we don't grab the screen image or if our screen doesn't have
+enough color depth.
+.TP 8
+.B \-colors \fInumber\fP
+Colors Two. Default: 200.
+.TP 8
+.B \-shm | \-no-shm
+Use Shared Memory. Boolean.
+.TP 8
+.B \-fps
+Display the current frame rate and CPU load.
+.SH ENVIRONMENT
+.PP
+.TP 8
+.B DISPLAY
+to get the default host and display number.
+.TP 8
+.B XENVIRONMENT
+to get the name of a resource file that overrides the global resources
+stored in the RESOURCE_MANAGER property.
+.SH SEE ALSO
+.BR X (1),
+.BR xscreensaver (1)
+.SH COPYRIGHT
+Copyright \(co 2002 by Tom Hammersley. Permission to use, copy, modify,
+distribute, and sell this software and its documentation for any purpose is
+hereby granted without fee, provided that the above copyright notice appear
+in all copies and that both that copyright notice and this permission notice
+appear in supporting documentation. No representations are made about the
+suitability of this software for any purpose. It is provided "as is" without
+express or implied warranty.
+.SH AUTHOR
+Tom Hammersley.