<?xml version="1.0" encoding="UTF-8"?>

<screensaver name="moebius" _label="Möbius" gl="yes">

  <command arg="--root"/>

  <video href="https://www.youtube.com/watch?v=77Nib6jQrXc"/>

  <number id="delay" type="slider" arg="--delay %"
          _label="Frame rate" _low-label="Low" _high-label="High"
          low="0" high="100000" default="20000"
          convert="invert"/>

  <boolean id="solid" _label="Solid floor" arg-set="--solidmoebius"/>
  <boolean id="ants" _label="Draw ants" arg-unset="--no-ants"/>
  <boolean id="showfps" _label="Show frame rate" arg-set="--fps"/>

  <xscreensaver-updater />

  <_description>
M. C. Escher's "Möbius Strip II", an image of ants walking along the
surface of a möbius strip.

https://en.wikipedia.org/wiki/Moebius_strip
https://en.wikipedia.org/wiki/Maurits_Cornelis_Escher

Written by Marcelo F. Vianna; 1997.
  </_description>
</screensaver>
