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.TH "RSS Other Screensaver" 1 "" "X Version 11"
.de Ds
.Sp
.nf
..
.de De
.fi
..
.SH NAME
feedback - Stirring colors with a jiggling warp.
.SH SYNOPSIS
.B feedback
[\--root/-r]
[\--maxfps/-x \fInumber\fP]
[\--vsync/-y \fInumber\fP]
[\--dpms/-M \fInumber\fP]
[\--grey/-g]
[\--saturation/-S \fInumber\fP]
[\--lightness/-L \fInumber\fP]
[\--period/-p \fInumber\fP]
[\--speed/-s \fInumber\fP]
[\--cells/-c \fInumber\fP]
[\--texsize/-t \fInumber\fP]
[\--grid/-i]
.SH DESCRIPTION
Colors are swirled by repeatedly mapping a spring loaded grid to a uniform grid, pulling in colors from the cycling perimeter.
Written by Tugrul Galatali.
.SH OPTIONS
.TP 8
.B \--root
Draw on the root window.
.TP 8
.B \--maxfps \fInumber\fP
Set maximum frame rate.
.TP 8
.B \--vsync \fInumber\fP
Limit redraws to specified number of vertical refreshes. 0 - 100. Default: 1
.TP 8
.B \--dpms \fInumber\fP
Stop rendering new frames if the display is not on. 0 - 1. Default: 1
.TP 8
.B \--grey
Use greyscale instead of hue wheel.
.TP 8
.B \--saturation \fInumber\fP
Set color saturation. 0 - 255. Default: 255
.TP 8
.B \--lightness \fInumber\fP
Set color lightness. 0 - 255. Default: 255
.TP 8
.B \--period \fInumber\fP
Sets color cycling period in seconds. 0 - 100. Default: 5
.TP 8
.B \--speed \fInumber\fP
Sets speed of warping grid wobble. 1 - 100. Default: 10
.TP 8
.B \--cells \fInumber\fP
Sets height and width of warping grid in powers of 2. 0 - 6. Default: 3
.TP 8
.B \--texsize \fInumber\fP
Sets height and width of warped texture in powers of 2. 6 - 12. Default: 8
.TP 8
.B \--grid
Turns on rendering of the warping grid.
.SH ENVIRONMENT
.PP
.TP 8
.B DISPLAY
to get the default host and display number.
.SH SEE ALSO
.BR X (1),
.SH COPYRIGHT
Copyright \(co 2009 by Tugrul Galatali.
Feedback is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
Feedback is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
.SH AUTHOR
Tugrul Galatali <tugrul@galatali.com>
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