From http://www.jwz.org/xscreensaver/xscreensaver-5.35.tar.gz

[xscreensaver] / hacks / config / pedal.xml

diff --git a/hacks/config/pedal.xml b/hacks/config/pedal.xml
index 381d34df7a4b29af9f714fcbc3dc889250c030d4..5ddb6e13c91a5d064f9b11b732e786947d3ae758 100644 (file)
--- a/hacks/config/pedal.xml
+++ b/hacks/config/pedal.xml
@@ -4,6 +4,8 @@
 
   <command arg="-root"/>
 
+  <video href="https://www.youtube.com/watch?v=VFibXcP1JH0"/>
+
   <number id="delay" type="slider" arg="-delay %"
           _label="Duration" _low-label="1 second" _high-label="1 minute"
           low="1" high="60" default="5"/>
@@ -18,10 +20,13 @@
 
   <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
 
+  <xscreensaver-updater />
+
   <_description>
-This is sort of a combination spirograph/string-art.  It generates a
-large, complex polygon, and renders it by filling using an even/odd
-winding rule.
+The even-odd winding rule.
+
+https://en.wikipedia.org/wiki/Even-odd_rule
+https://en.wikipedia.org/wiki/Nonzero-rule
 
 Written by Dale Moore; 1995.
   </_description>