/usr/share/xscreensaver/config/lavalite.xml is in xscreensaver-gl 5.36-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | <?xml version="1.0" encoding="ISO-8859-1"?>
<screensaver name="lavalite" _label="Lavalite" gl="yes">
<command arg="-root"/>
<video href="https://www.youtube.com/watch?v=XKbtdHL35u0"/>
<hgroup>
<vgroup>
<number id="delay" type="slider" arg="-delay %"
_label="Frame rate" _low-label="Low" _high-label="High"
low="0" high="100000" default="30000"
convert="invert"/>
<number id="speed" type="slider" arg="-speed %"
_label="Activity" _low-label="Sparse" _high-label="Dense"
low="0.001" high="0.01" default="0.003"/>
</vgroup>
<vgroup>
<number id="count" type="slider" arg="-count %"
_label="Max blobs" _low-label="1" _high-label="10"
low="1" high="10" default="3"/>
<number id="resolution" type="slider" arg="-resolution %"
_label="Resolution" _low-label="Low" _high-label="High"
low="10" high="120" default="40"/>
</vgroup>
</hgroup>
<hgroup>
<vgroup>
<hgroup>
<boolean id="impatient" _label="Impatient" arg-set="-impatient"/>
<boolean id="smooth" _label="Smooth" arg-unset="-no-smooth"/>
<boolean id="wander" _label="Wander" arg-set="-wander"/>
</hgroup>
<hgroup>
<boolean id="wire" _label="Wireframe" arg-set="-wireframe"/>
<boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
</hgroup>
</vgroup>
<vgroup>
<select id="style">
<option id="classic" _label="Classic Lavalite" arg-set="-style classic"/>
<option id="giant" _label="Giant Lavalite" arg-set="-style giant"/>
<option id="cone" _label="Cone Lavalite" arg-set="-style cone"/>
<option id="rocket" _label="Rocket Lavalite" arg-set="-style rocket"/>
<option id="random" _label="Random Lamp Style"/>
</select>
<select id="rotation">
<option id="no" _label="Don't Rotate" arg-set="-spin 0"/>
<option id="x" _label="Rotate around X axis" arg-set="-spin X"/>
<option id="y" _label="Rotate around Y axis" arg-set="-spin Y"/>
<option id="z" _label="Rotate around Z axis"/>
<option id="xy" _label="Rotate around X and Y axes" arg-set="-spin XY"/>
<option id="xz" _label="Rotate around X and Z axes" arg-set="-spin XZ"/>
<option id="yz" _label="Rotate around Y and Z axes" arg-set="-spin YZ"/>
<option id="xyz" _label="Rotate around all three axes" arg-set="-spin XYZ"/>
</select>
</vgroup>
</hgroup>
<xscreensaver-updater />
<_description>
A Simulation a Lava Lite(r). Odd-shaped blobs of a mysterious
substance are heated, slowly rise to the top of the bottle, and then
drop back down as they cool. This simulation requires a fairly fast
machine (both CPU and 3D performance.)
"LAVA LITE(r) and the configuration of the LAVA(r) brand motion lamp are
registered trademarks of Haggerty Enterprises, Inc. The configuration
of the globe and base of the motion lamp are registered trademarks of
Haggerty Enterprises, Inc. in the U.S.A. and in other countries around
the world."
https://en.wikipedia.org/wiki/Lava_lamp
https://en.wikipedia.org/wiki/Metaballs
https://en.wikipedia.org/wiki/Lavarand
Written by Jamie Zawinski; 2002.
</_description>
</screensaver>
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