[gnugo-devel] minor tuning

[Gunnar Farnebäck]

This patch solves a FIXME in patterns.db. No breakage and a negligible
(about 0.01%) increase in node counts but the constraint definitely
becomes easier to read!

/Gunnar

Index: patterns/patterns2.db
===================================================================
RCS file: /cvsroot/gnugo/gnugo/patterns/patterns2.db,v
retrieving revision 1.77
diff -u -r1.77 patterns2.db
--- patterns/patterns2.db       29 Nov 2004 03:39:53 -0000      1.77
+++ patterns/patterns2.db       31 Dec 2004 20:04:29 -0000
@@ -557,6 +557,7 @@
 
 
 Pattern Conn505
+# gf Revised constraint. (3.7.2)
 
 ?..?
 OX.O
@@ -564,18 +565,11 @@
 
 :8,C
 
-?c.?
-fHbg
-e*ad
-
-# FIXME : A readconnect constraint should be better.
-;!oplay_attack_either(*,f,g)
-;&& (oplay_attack(*,a,H)
-;    || (!oplay_defend(*,a,b,c,d,a)
-;        && oplay_attack(*,a,b,c,d,e,e))
-;    || !oplay_defend(*,a,b,c,e,a))
-;&& (oplay_attack(*,b,a,d,d)
-;    && oplay_attack(*,b,a,e,e))
+?..?
+aX.b
+.*..
+
+;!oplay_disconnect(*,a,b)
 
 
 Pattern Conn506