Re: [gnugo-devel] level of play

[Arend Bayer]

On Sat, 10 Jan 2004, Evan Berggren Daniel wrote:

> On Fri, 9 Jan 2004, david doshay wrote:
>
> > However, in the code it says:
> > --level <amount>  strength (default %d, up to 10 supported)\n\
> >
> > #define DEFAULT_LEVEL 10
> >
> > So, we thought we were running at the highest level possible
> > when playing the above games.
>
> You can put any number for the level, within reason.  It just means that
> we don't really make any guarantees about strength improving beyond level
> 10.  If you set higher levels GNU Go will read deeper in a variety of
> things.  It is fairly clear that GNU Go is stronger at level 12, and
> stronger still at level 15.  However, it does get rather slow.

Still I think the comment is misleading, and suggest to drop it, as
below. (By accident, I have already committed this to CVS, I can revert
it if someone complains loud enough.)

Arend


Index: configure.in
===================================================================
RCS file: /cvsroot/gnugo/gnugo/configure.in,v
retrieving revision 1.98
diff -u -p -r1.98 configure.in
--- configure.in        7 Jan 2004 23:10:32 -0000       1.98
+++ configure.in        21 Jan 2004 18:18:02 -0000
@@ -54,7 +54,7 @@ AC_ARG_ENABLE(cache-size,
   [  --enable-cache-size=n       reserve n Mb RAM for caching (8 default)])

 AC_ARG_ENABLE(level,
-  [  --enable-level=n            n = default level (up to 10 supported)])
+  [  --enable-level=n            n = default level (10 standard)])

 AC_ARG_ENABLE(semeai-node-limit,
   [  --enable-semeai-node-limit=n        n = semeai variations (500 standard)])
cvs server: Diffing doc
cvs server: Diffing engine
cvs server: Diffing interface
Index: interface/main.c
===================================================================
RCS file: /cvsroot/gnugo/gnugo/interface/main.c,v
retrieving revision 1.87
diff -u -p -r1.87 main.c
--- interface/main.c    13 Nov 2003 22:48:42 -0000      1.87
+++ interface/main.c    21 Jan 2004 18:18:04 -0000
@@ -1391,7 +1391,7 @@ Main Options:\n\
                          If no terminal is detected GMP (Go Modem Protocol)\n\
                          will be assumed.\n\
        --quiet           Don't print copyright and informational messages\n\
-       --level <amount>  strength (default %d, up to 10 supported)\n\
+       --level <amount>  strength (default %d)\n\
        --gtp-input <file>Read gtp commands from file instead of stdin\n\
    -l, --infile <file>   Load name sgf file\n\
    -L, --until <move>    Stop loading just before move is played. <move>\n\