1 <?xml version="1.0" encoding="ISO-8859-1"?>
3 <screensaver name="cage" _label="Cage" gl="yes">
7 <video href="https://www.youtube.com/watch?v=BxGHUFvI2Zo"/>
9 <number id="delay" type="slider" arg="-delay %"
10 _label="Frame rate" _low-label="Low" _high-label="High"
11 low="0" high="100000" default="25000"
14 <boolean id="wire" _label="Wireframe" arg-set="-wireframe"/>
15 <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
17 <xscreensaver-updater />
20 Escher's "Impossible Cage", a 3d analog of a moebius
21 strip, and rotates it in three dimensions.
23 https://en.wikipedia.org/wiki/Maurits_Cornelis_Escher
25 Written by Marcelo Vianna; 1998.