X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fconfig%2Fklein.xml;h=5f9ae718e47e865a146810441c0822654bd3fc5a;hb=f0261d8acab611f3433160e4f07367b870439739;hp=8849ab35452a50ff8010047425b8b0648f28e858;hpb=6cee540bdbb571485cd5e519f89f389faebd0495;p=xscreensaver
diff --git a/hacks/config/klein.xml b/hacks/config/klein.xml
index 8849ab35..5f9ae718 100644
--- a/hacks/config/klein.xml
+++ b/hacks/config/klein.xml
@@ -1,26 +1,125 @@
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- <_description>
-This draws a visualization of a Klein bottle or some other interesting
-parametric surfaces. Written by Andrey Mirtchovski.
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+ <_description>
+This shows a 4D Klein bottle. You can walk on the Klein bottle or
+rotate it in 4D or walk on it while it rotates in 4D. Inspired by
+Thomas Banchoff's book "Beyond the Third Dimension: Geometry, Computer
+Graphics, and Higher Dimensions", Scientific American Library, 1990.
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+http://en.wikipedia.org/wiki/Klein_bottle
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+Written by Carsten Steger; 2008.
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