# Configuration
my $server = "freechess.org";
-my $target = "22";
-# my $engine = "/usr/games/toga2";
-my $engine = "wine Rybkav2.3.2a.mp.w32.exe";
+my $target = "GMCarlsen";
+my $engine_cmdline = "'./Deep Rybka 4 SSE42 x64'";
my $telltarget = undef; # undef to be silent
my @tell_intervals = (5, 20, 60, 120, 240, 480, 960); # after each move
-my $uci_assume_full_compliance = 1; # dangerous :-)
+my $uci_assume_full_compliance = 0; # dangerous :-)
my @masters = (
'Sesse',
'Sessse',
- 'Sesssse'
+ 'Sesssse',
+ 'greatestguns',
+ 'beuki'
);
# Program starts here
select(STDOUT);
# open the chess engine
-my $pid = IPC::Open2::open2(*UCIREAD, *UCIWRITE, $engine);
+my $engine = open_engine($engine_cmdline);
my %uciinfo = ();
my %uciid = ();
my ($last_move, $last_tell);
my $last_told_text = '';
my ($pos_waiting, $pos_calculating);
-uciprint("uci");
-
-# gobble the options
-while (<UCIREAD>) {
- /uciok/ && last;
- handle_uci($_);
-}
-
-uciprint("setoption name UCI_AnalyseMode value true");
-# uciprint("setoption name Preserve Analysis value true");
-uciprint("setoption name NalimovPath value c:\\nalimov");
-uciprint("setoption name NalimovUsage value Rarely");
-uciprint("setoption name Hash value 1024");
-uciprint("setoption name MultiPV value 3");
-# uciprint("setoption name Contempt value 1000");
-# uciprint("setoption name Outlook value Ultra Optimistic");
-uciprint("ucinewgame");
+uciprint($engine, "setoption name UCI_AnalyseMode value true");
+# uciprint($engine, "setoption name NalimovPath value /srv/tablebase");
+uciprint($engine, "setoption name NalimovUsage value Rarely");
+uciprint($engine, "setoption name Hash value 1024");
+# uciprint($engine, "setoption name MultiPV value 2");
+uciprint($engine, "ucinewgame");
print "Chess engine ready.\n";
my $t = Net::Telnet->new(Timeout => 10, Prompt => '/fics% /');
$t->input_log(\*FICSLOG);
$t->open($server);
-$t->print("guest");
+$t->print("SesseBOT");
$t->waitfor('/Press return to enter the server/');
$t->cmd("");
while (1) {
my $rin = '';
my $rout;
- vec($rin, fileno(UCIREAD), 1) = 1;
+ vec($rin, fileno($engine->{'read'}), 1) = 1;
vec($rin, fileno($t), 1) = 1;
my ($nfound, $timeleft) = select($rout=$rin, undef, undef, 5.0);
# to approve
if (defined($pos_calculating)) {
if (!defined($pos_waiting)) {
- uciprint("stop");
+ uciprint($engine, "stop");
}
if ($uci_assume_full_compliance) {
$pos_waiting = $pos;
} else {
- uciprint("position fen " . $pos->{'fen'});
- uciprint("go infinite");
+ uciprint($engine, "position fen " . $pos->{'fen'});
+ uciprint($engine, "go infinite");
$pos_calculating = $pos;
}
} else {
# it's wrong just to give the FEN (the move history is useful,
# and per the UCI spec, we should really have sent "ucinewgame"),
# but it's easier
- uciprint("position fen " . $pos->{'fen'});
- uciprint("go infinite");
+ uciprint($engine, "position fen " . $pos->{'fen'});
+ uciprint($engine, "go infinite");
$pos_calculating = $pos;
}
$t->cmd($1);
} elsif ($msg =~ /^uci (.*?)$/) {
$t->cmd("tell $who Sending '$1' to the engine.");
- print UCIWRITE "$1\n";
+ print { $engine->{'write'} } "$1\n";
} else {
$t->cmd("tell $who Couldn't understand '$msg', sorry.");
}
}
# any fun on the UCI channel?
- if ($nfound > 0 && vec($rout, fileno(UCIREAD), 1) == 1) {
- #
- # Read until we've got a full line -- if the engine sends part of
- # a line and then stops we're pretty much hosed, but that should
- # never happen.
- #
- my $line = '';
- while ($line !~ /\n/) {
- my $tmp;
- my $ret = sysread UCIREAD, $tmp, 1;
-
- if (!defined($ret)) {
- next if ($!{EINTR});
- die "error in reading from the UCI engine: $!";
- } elsif ($ret == 0) {
- die "EOF from UCI engine";
- }
-
- $line .= $tmp;
- }
-
- $line =~ tr/\r\n//d;
+ if ($nfound > 0 && vec($rout, fileno($engine->{'read'}), 1) == 1) {
+ my $line = read_line($engine->{'read'});
handle_uci($line);
$sleep = 0;
chomp $line;
$line =~ tr/\r//d;
+ $line =~ s/ / /g; # Sometimes needed for Zappa Mexico
print UCILOG localtime() . " <= $line\n";
if ($line =~ /^info/) {
my (@infos) = split / /, $line;
}
if ($line =~ /^bestmove/ && $uci_assume_full_compliance) {
if (defined($pos_waiting)) {
- uciprint("position fen " . $pos_waiting->{'fen'});
- uciprint("go infinite");
+ uciprint($engine, "position fen " . $pos_waiting->{'fen'});
+ uciprint($engine, "go infinite");
$pos_calculating = $pos_waiting;
$pos_waiting = undef;
$castling .= "k" if ($x[13] == 1);
$castling .= "q" if ($x[14] == 1);
$castling = "-" if ($castling eq "");
+ # $castling = "-"; # chess960
$fen .= " ";
$fen .= $castling;
$fen .= $x[26];
$pos{'fen'} = $fen;
+ $pos{'move_num'} = $x[26];
+ $pos{'last_move'} = $x[29];
return \%pos;
}
sub prettyprint_pv {
my ($board, @pvs) = @_;
-
+
if (scalar @pvs == 0 || !defined($pvs[0])) {
return ();
}
my $piece = substr($board->[$from_row], $from_col, 1);
if ($piece eq '-') {
- die "Invalid move";
+ die "Invalid move $pv";
}
# white short castling
return;
}
- my $text = '';
+ my $text = 'Analysis';
+ if ($pos_calculating->{'last_move'} ne 'none') {
+ if ($pos_calculating->{'toplay'} eq 'W') {
+ $text .= sprintf ' after %u. ... %s', ($pos_calculating->{'move_num'}-1), $pos_calculating->{'last_move'};
+ } else {
+ $text .= sprintf ' after %u. %s', $pos_calculating->{'move_num'}, $pos_calculating->{'last_move'};
+ }
+ if (exists($uciid{'name'})) {
+ $text .= ',';
+ }
+ }
if (exists($uciid{'name'})) {
- $text .= "Analysis by $uciid{'name'}:\n\n";
+ $text .= " by $uciid{'name'}:\n\n";
} else {
- $text .= "Analysis:\n\n";
+ $text .= ":\n\n";
}
return unless (exists($pos_calculating->{'board'}));
# specified.
#
if (exists($uciinfo{'pv1'}) && !exists($uciinfo{'pv2'})) {
- for my $key qw(pv score_cp score_mate nodes nps depth seldepth tbhits) {
+ for my $key (qw(pv score_cp score_mate nodes nps depth seldepth tbhits)) {
if (exists($uciinfo{$key . '1'}) && !exists($uciinfo{$key})) {
$uciinfo{$key} = $uciinfo{$key . '1'};
}
$text .= " ($score)" if (defined($score));
my $tbhits = '';
- if (exists($uciinfo{'tbhits' . $mpv})) {
- $tbhits = sprintf ", %u tbhits", $uciinfo{'tbhits' . $mpv};
+ if (exists($uciinfo{'tbhits' . $mpv}) && $uciinfo{'tbhits' . $mpv} > 0) {
+ if ($uciinfo{'tbhits' . $mpv} == 1) {
+ $tbhits = ", 1 tbhit";
+ } else {
+ $tbhits = sprintf ", %u tbhits", $uciinfo{'tbhits' . $mpv};
+ }
}
if (exists($uciinfo{'nodes' . $mpv}) && exists($uciinfo{'nps' . $mpv}) && exists($uciinfo{'depth' . $mpv})) {
$text .= sprintf " %u nodes, %7u nodes/sec, depth %u ply",
$uciinfo{'nodes'}, $uciinfo{'nps'}, $uciinfo{'depth'};
}
- if (exists($uciinfo{'tbhits'})) {
- $text .= sprintf ", %u Nalimov hits", $uciinfo{'tbhits'};
+ if (exists($uciinfo{'tbhits'}) && $uciinfo{'tbhits'} > 0) {
+ if ($uciinfo{'tbhits'} == 1) {
+ $text .= ", one Nalimov hit";
+ } else {
+ $text .= sprintf ", %u Nalimov hits", $uciinfo{'tbhits'};
+ }
}
if (exists($uciinfo{'seldepth'})) {
$text .= sprintf " (%u selective)", $uciinfo{'seldepth'};
$text .= "\n\n";
}
+ #$text .= book_info($pos_calculating->{'fen'}, $pos_calculating->{'board'}, $pos_calculating->{'toplay'});
+
if ($last_text ne $text) {
print "\e[H\e[2J"; # clear the screen
print $text;
}
sub uciprint {
- my $msg = shift;
- print UCIWRITE "$msg\n";
+ my ($engine, $msg) = @_;
+ print { $engine->{'write'} } "$msg\n";
print UCILOG localtime() . " => $msg\n";
}
return undef;
}
+
+my %book_cache = ();
+sub book_info {
+ my ($fen, $board, $toplay) = @_;
+
+ if (exists($book_cache{$fen})) {
+ return $book_cache{$fen};
+ }
+
+ my $ret = `./booklook $fen`;
+ return "" if ($ret =~ /Not found/ || $ret eq '');
+
+ my @moves = ();
+
+ for my $m (split /\n/, $ret) {
+ my ($move, $annotation, $win, $draw, $lose, $rating, $rating_div) = split /,/, $m;
+
+ my $pmove;
+ if ($move eq '') {
+ $pmove = '(current)';
+ } else {
+ ($pmove) = prettyprint_pv($board, $move);
+ $pmove .= $annotation;
+ }
+
+ my $score;
+ if ($toplay eq 'W') {
+ $score = 1.0 * $win + 0.5 * $draw + 0.0 * $lose;
+ } else {
+ $score = 0.0 * $win + 0.5 * $draw + 1.0 * $lose;
+ }
+ my $n = $win + $draw + $lose;
+
+ my $percent;
+ if ($n == 0) {
+ $percent = " ";
+ } else {
+ $percent = sprintf "%4u%%", int(100.0 * $score / $n + 0.5);
+ }
+
+ push @moves, [ $pmove, $n, $percent, $rating ];
+ }
+
+ @moves[1..$#moves] = sort { $b->[2] cmp $a->[2] } @moves[1..$#moves];
+
+ my $text = "Book moves:\n\n Perf. N Rating\n\n";
+ for my $m (@moves) {
+ $text .= sprintf " %-10s %s %6u %4s\n", $m->[0], $m->[2], $m->[1], $m->[3]
+ }
+
+ return $text;
+}
+
+sub open_engine {
+ my $cmdline = shift;
+ my ($uciread, $uciwrite);
+ my $pid = IPC::Open2::open2($uciread, $uciwrite, $cmdline);
+
+ my $engine = {
+ pid => $pid,
+ read => $uciread,
+ write => $uciwrite
+ };
+
+ uciprint($engine, "uci");
+
+ # gobble the options
+ while (<$uciread>) {
+ /uciok/ && last;
+ handle_uci($_);
+ }
+
+ return $engine;
+}
+
+sub read_line {
+ my $fh = shift;
+
+ #
+ # Read until we've got a full line -- if the engine sends part of
+ # a line and then stops we're pretty much hosed, but that should
+ # never happen.
+ #
+ my $line = '';
+ while ($line !~ /\n/) {
+ my $tmp;
+ my $ret = sysread $engine->{'read'}, $tmp, 1;
+
+ if (!defined($ret)) {
+ next if ($!{EINTR});
+ die "error in reading from the UCI engine: $!";
+ } elsif ($ret == 0) {
+ die "EOF from UCI engine";
+ }
+
+ $line .= $tmp;
+ }
+
+ $line =~ tr/\r\n//d;
+ return $line;
+}