1eruption(6x) XScreenSaver manual eruption(6x)
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6 Eruption - eruption of pieces of hot volcanic rock
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9 Eruption [-display host:display.screen] [-visual visual] [-window]
10 [-root] [-ncolors number] [-nParticles number] [-Heat number] [-Cooling
11 number] [-Gravity number] [-delay number] [-cycles number] [-fps]
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14 This hack creates an eruption of pieces of hot volcanic rock.
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17 -visual visual
18 Specify which visual to use. Legal values are the name of a
19 visual class, or the id number (decimal or hex) of a specific
20 visual.
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22 -window Draw on a newly-created window. This is the default.
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24 -root Draw on the root window.
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26 -ncolors number
27 Number of Colors. Default: 256.
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29 -particles number
30 Number of Particles. Default: 300.
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32 -cooloff number
33 Eruption Cooloff. Default: 2.
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35 -heat number
36 Heat of Eruption. Default: 256.
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38 -gravity number
39 Gravity. Default: 1.
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41 -delay number
42 Per-frame delay, in microseconds. Default: 5000 (0.01 sec‐
43 onds.).
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45 -cycles number
46 Duration. 10 - 3000. Default: 80.
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48 -fps Display the current frame rate and CPU load.
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51 DISPLAY to get the default host and display number.
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53 XENVIRONMENT
54 to get the name of a resource file that overrides the global
55 resources stored in the RESOURCE_MANAGER property.
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58 X(1), xscreensaver(1),
59 https://demo-effects.sourceforge.net/
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62 Copyright © 2002-2003 by W.P. van Paassen. Permission to use, copy,
63 modify, distribute, and sell this software and its documentation for
64 any purpose is hereby granted without fee, provided that the above
65 copyright notice appear in all copies and that both that copyright no‐
66 tice and this permission notice appear in supporting documentation. No
67 representations are made about the suitability of this software for any
68 purpose. It is provided "as is" without express or implied warranty.
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71 W.P. van Paassen
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75X Version 11 6.04-1.fc36 (06-Jun-2022) eruption(6x)