treefoil: note asymmetric version

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/treefoil.scad.pl b/treefoil.scad.pl
index ee233a948661e66ebc82cdb80d4dc94ac8d059ec..d158ab2fb815d6870b8c2b2950c19d9c14eab8b8 100755 (executable)
--- a/treefoil.scad.pl
+++ b/treefoil.scad.pl
@@ -12,6 +12,10 @@ yzzXXZZYZyyzxZZXYxxyzYYZYYYXyyyzzYYXzzzxYYxx
 END
 # simple version (unknotted, [0,1,2]^3):
 # YxxyzYYZXzzxyXXYZyyzxZZX
+#
+# New and less symmetric one that also fits in the 2x2x2 box:
+# YXXyzzYxYXZZxzyxYzyyZXZx
+# (email 8.9.2022)
 
 sub o { print @_ or die $!; }