| 1 | .TH XScreenSaver 1 "" "X Version 11" |
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| 2 | .SH NAME |
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| 3 | interference - decaying sinusoidal waves |
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| 4 | .SH SYNOPSIS |
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| 5 | .B interference |
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| 6 | [\-display \fIhost:display.screen\fP] |
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| 7 | [\-visual \fIvisual\fP] |
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| 8 | [\-window] |
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| 9 | [\-root] |
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| 10 | [\-count \fInumber\fP] |
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| 11 | [\-gridsize \fInumber\fP] |
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| 12 | [\-delay \fInumber\fP] |
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| 13 | [\-speed \fInumber\fP] |
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| 14 | [\-radius \fInumber\fP] |
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| 15 | [\-ncolors \fInumber\fP] |
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| 16 | [\-color-shift \fInumber\fP] |
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| 17 | [\-hue \fInumber\fP] |
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| 18 | [\-no-db] |
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| 19 | .SH DESCRIPTION |
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| 20 | Another color-field hack, this one works by computing decaying sinusoidal |
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| 21 | waves, and allowing them to interfere with each other as their origins |
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| 22 | move. |
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| 23 | .SH OPTIONS |
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| 24 | .TP 8 |
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| 25 | .B \-visual \fIvisual\fP |
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| 26 | Specify which visual to use. Legal values are the name of a visual class, |
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| 27 | or the id number (decimal or hex) of a specific visual. |
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| 28 | .TP 8 |
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| 29 | .B \-window |
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| 30 | Draw on a newly-created window. This is the default. |
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| 31 | .TP 8 |
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| 32 | .B \-root |
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| 33 | Draw on the root window. |
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| 34 | .TP 8 |
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| 35 | .B \-count \fInumber\fP |
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| 36 | Number of Waves. 0 - 20. Default: 3. |
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| 37 | .TP 8 |
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| 38 | .B \-gridsize \fInumber\fP |
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| 39 | Magnification. 1 - 20. Default: 4. |
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| 40 | .TP 8 |
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| 41 | .B \-delay \fInumber\fP |
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| 42 | Per-frame delay, in microseconds. Default: 30000 (0.03 seconds.). |
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| 43 | .TP 8 |
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| 44 | .B \-speed \fInumber\fP |
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| 45 | Wave Speed. 1 - 100. Default: 30. |
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| 46 | .TP 8 |
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| 47 | .B \-radius \fInumber\fP |
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| 48 | Wave Size. 50 - 1500. Default: 800. |
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| 49 | .TP 8 |
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| 50 | .B \-ncolors \fInumber\fP |
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| 51 | Number of Colors. Default: 128. |
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| 52 | .TP 8 |
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| 53 | .B \-color-shift \fInumber\fP |
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| 54 | Color Contrast. 0 - 100. Default: 60. |
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| 55 | .TP 8 |
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| 56 | .B \-hue \fInumber\fP |
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| 57 | Hue of the base color (0-360, as in HSV space.) Default 0, meaning random. |
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| 58 | .TP 8 |
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| 59 | .B \-db | \-no-db |
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| 60 | Whether to double buffer. |
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| 61 | .SH ENVIRONMENT |
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| 62 | .PP |
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| 63 | .TP 8 |
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| 64 | .B DISPLAY |
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| 65 | to get the default host and display number. |
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| 66 | .TP 8 |
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| 67 | .B XENVIRONMENT |
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| 68 | to get the name of a resource file that overrides the global resources |
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| 69 | stored in the RESOURCE_MANAGER property. |
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| 70 | .SH SEE ALSO |
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| 71 | .BR X (1), |
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| 72 | .BR xscreensaver (1) |
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| 73 | .SH COPYRIGHT |
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| 74 | Copyright \(co 2002 by Hannu Mallat. Permission to use, copy, modify, |
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| 75 | distribute, and sell this software and its documentation for any purpose is |
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| 76 | hereby granted without fee, provided that the above copyright notice appear |
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| 77 | in all copies and that both that copyright notice and this permission notice |
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| 78 | appear in supporting documentation. No representations are made about the |
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| 79 | suitability of this software for any purpose. It is provided "as is" without |
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| 80 | express or implied warranty. |
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| 81 | .SH AUTHOR |
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| 82 | Hannu Mallat. |
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