<?xml version="1.0" encoding="ISO-8859-1"?>

<screensaver name="grav" _label="Grav">

  <command arg="-root"/>

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

  <number id="delay" type="slider" arg="-delay %"
          _label="Frame rate" _low-label="Low" _high-label="High"
          low="0" high="100000" default="10000"
          convert="invert"/>

  <number id="count" type="slider" arg="-count %"
          _label="Number of objects" _low-label="Few" _high-label="Many"
          low="1" high="40" default="12"/>

  <number id="ncolors" type="slider" arg="-ncolors %"
            _label="Number of colors" _low-label="Two" _high-label="Many"
            low="1" high="255" default="64"/>

  <hgroup>
   <boolean id="decay" _label="Orbital decay" arg-unset="-no-decay"/>
   <boolean id="trail" _label="Object trails" arg-unset="-no-trail"/>
   <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
  </hgroup>

  <xscreensaver-updater />

  <_description>
An orbital simulation.  With trails enabled, it looks kind of like a
cloud-chamber photograph.

Written by Greg Bowering; 1997.
  </_description>
</screensaver>
