| 1 | .TH XScreenSaver 1 "05-Apr-1999" "X Version 11" |
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| 2 | .SH NAME |
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| 3 | bumps - move distorting spotlight around desktop |
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| 4 | .SH SYNOPSIS |
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| 5 | .B bumps |
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| 6 | [\-display \fIhost:display.screen\fP] [\-foreground \fIcolor\fP] |
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| 7 | [\-background \fIcolor\fP] [\-window] [\-root] [\-mono] [\-install] |
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| 8 | [\-visual \fIvisual\fP] [\-delay \fIusecs\fP] [\-radius \fIpixels\fP] |
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| 9 | .SH DESCRIPTION |
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| 10 | The \fIbumps\fP program takes an image and exposes small, distorted |
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| 11 | sections of it as if through an odd wandering spotlight beam. |
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| 12 | |
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| 13 | The image that it manipulates will be grabbed from the portion of |
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| 14 | the screen underlying the window, or from the system's video input, |
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| 15 | or from a random file on disk, as indicated by |
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| 16 | the \fIgrabDesktopImages\fP, \fIgrabVideoFrames\fP, |
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| 17 | and \fIchooseRandomImages\fP options in the \fI~/.xscreensaver\fP |
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| 18 | file; see |
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| 19 | .BR xscreensaver-demo (1) |
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| 20 | for more details. |
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| 21 | .SH OPTIONS |
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| 22 | .I bumps |
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| 23 | accepts the following options: |
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| 24 | .TP 8 |
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| 25 | .B \-window |
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| 26 | Draw on a newly-created window. This is the default. |
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| 27 | .TP 8 |
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| 28 | .B \-root |
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| 29 | Draw on the root window. |
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| 30 | .TP 8 |
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| 31 | .B \-mono |
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| 32 | If on a color display, pretend we're on a monochrome display. |
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| 33 | .TP 8 |
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| 34 | .B \-install |
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| 35 | Install a private colormap for the window. |
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| 36 | .TP 8 |
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| 37 | .B \-visual \fIvisual\fP |
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| 38 | Specify which visual to use. Legal values are the name of a visual class, |
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| 39 | or the id number (decimal or hex) of a specific visual. |
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| 40 | .TP 8 |
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| 41 | .B \-delay \fImicroseconds\fP |
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| 42 | Slow it down. |
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| 43 | .TP 8 |
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| 44 | .B \-radius \fIpixels\fP |
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| 45 | Radius of the spotlight in pixels. |
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| 46 | .SH ENVIRONMENT |
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| 47 | .PP |
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| 48 | .TP 8 |
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| 49 | .B DISPLAY |
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| 50 | to get the default host and display number. |
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| 51 | .TP 8 |
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| 52 | .B XENVIRONMENT |
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| 53 | to get the name of a resource file that overrides the global resources |
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| 54 | stored in the RESOURCE_MANAGER property. |
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| 55 | .SH SEE ALSO |
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| 56 | .BR X (1), |
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| 57 | .BR xscreensaver (1), |
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| 58 | .BR xscreensaver\-demo (1), |
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| 59 | .BR xscreensaver\-getimage (1) |
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| 60 | .SH COPYRIGHT |
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| 61 | Copyright \(co 1999 by Shane Smit. Permission to use, copy, modify, |
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| 62 | distribute, and sell this software and its documentation for any purpose is |
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| 63 | hereby granted without fee, provided that the above copyright notice appear |
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| 64 | in all copies and that both that copyright notice and this permission notice |
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| 65 | appear in supporting documentation. No representations are made about the |
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| 66 | suitability of this software for any purpose. It is provided "as is" without |
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| 67 | express or implied warranty. |
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| 68 | .SH CREDITS |
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| 69 | Shane Smit <blackend@inconnect.com>, 8-Oct-1999. |
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