use FileHandle;
use IPC::Open2;
use Time::HiRes;
+use JSON::XS;
use strict;
use warnings;
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 = 0; # dangerous :-)
+my $update_max_interval = 2.0;
my $second_engine_start_depth = 8;
my @masters = (
'Sesse',
);
# Program starts here
-$SIG{ALRM} = sub { output_screen(); };
+$SIG{ALRM} = sub { output(); };
+my $latest_update = undef;
$| = 1;
select(STDOUT);
# open the chess engine
-my $engine = open_engine($engine_cmdline);
-my $engine2 = open_engine($engine2_cmdline);
+my $engine = open_engine($engine_cmdline, 'E1');
+my $engine2 = open_engine($engine2_cmdline, 'E2');
my ($last_move, $last_tell);
my $last_text = '';
my $last_told_text = '';
if ($nfound > 0 && vec($rout, fileno($engine->{'read'}), 1) == 1) {
my @lines = read_lines($engine);
for my $line (@lines) {
+ next if $line =~ /(upper|lower)bound/;
handle_uci($engine, $line, 1);
}
$sleep = 0;
- # don't update too often
- Time::HiRes::alarm(0.2);
+ output();
}
if ($nfound > 0 && vec($rout, fileno($engine2->{'read'}), 1) == 1) {
my @lines = read_lines($engine2);
for my $line (@lines) {
+ next if $line =~ /(upper|lower)bound/;
handle_uci($engine2, $line, 0);
}
$sleep = 0;
- # don't update too often
- Time::HiRes::alarm(0.2);
+ output();
}
sleep $sleep;
chomp $line;
$line =~ tr/\r//d;
$line =~ s/ / /g; # Sometimes needed for Zappa Mexico
- print UCILOG localtime() . " <= $line\n";
+ print UCILOG localtime() . " $engine->{'tag'} <= $line\n";
if ($line =~ /^info/) {
my (@infos) = split / /, $line;
shift @infos;
} else {
if (defined($move_calculating_second_engine)) {
my $move = $refutation_moves{$move_calculating_second_engine};
- $move->{'pv'} = $engine->{'info'}{'pv'};
+ $move->{'pv'} = $engine->{'info'}{'pv'} // $engine->{'info'}{'pv1'};
$move->{'score_cp'} = $engine->{'info'}{'score_cp'} // $engine->{'info'}{'score_cp1'} // 0;
$move->{'score_mate'} = $engine->{'info'}{'score_mate'} // $engine->{'info'}{'score_mate1'};
$move->{'toplay'} = $pos_calculating->{'toplay'};
return ($pretty, prettyprint_pv($nb, @pvs));
}
-sub output_screen {
+sub output {
#return;
-
+
return if (!defined($pos_calculating));
+ # Don't update too often.
+ my $age = Time::HiRes::tv_interval($latest_update);
+ if ($age < $update_max_interval) {
+ Time::HiRes::alarm($update_max_interval + 0.01 - $age);
+ return;
+ }
+
my $info = $engine->{'info'};
- my $id = $engine->{'id'};
-
+
+ #
+ # Some programs _always_ report MultiPV, even with only one PV.
+ # In this case, we simply use that data as if MultiPV was never
+ # specified.
+ #
+ if (exists($info->{'pv1'}) && !exists($info->{'pv2'})) {
+ for my $key (qw(pv score_cp score_mate nodes nps depth seldepth tbhits)) {
+ if (exists($info->{$key . '1'})) {
+ $info->{$key} = $info->{$key . '1'};
+ }
+ }
+ }
+
#
# Check the PVs first. if they're invalid, just wait, as our data
# is most likely out of sync. This isn't a very good solution, as
return;
}
+ output_screen();
+ output_json();
+ $latest_update = [Time::HiRes::gettimeofday];
+}
+
+sub output_screen {
+ my $info = $engine->{'info'};
+ my $id = $engine->{'id'};
+
my $text = 'Analysis';
if ($pos_calculating->{'last_move'} ne 'none') {
if ($pos_calculating->{'toplay'} eq 'W') {
return unless (exists($pos_calculating->{'board'}));
- #
- # Some programs _always_ report MultiPV, even with only one PV.
- # In this case, we simply use that data as if MultiPV was never
- # specified.
- #
- if (exists($info->{'pv1'}) && !exists($info->{'pv2'})) {
- for my $key (qw(pv score_cp score_mate nodes nps depth seldepth tbhits)) {
- if (exists($info->{$key . '1'}) && !exists($info->{$key})) {
- $info->{$key} = $info->{$key . '1'};
- }
- }
- }
-
if (exists($info->{'pv1'}) && exists($info->{'pv2'})) {
# multi-PV
my $mpv = 1;
$text .= sprintf " %u nodes, %7u nodes/sec, depth %u ply",
$info->{'nodes'}, $info->{'nps'}, $info->{'depth'};
}
+ if (exists($info->{'seldepth'})) {
+ $text .= sprintf " (%u selective)", $info->{'seldepth'};
+ }
if (exists($info->{'tbhits'}) && $info->{'tbhits'} > 0) {
if ($info->{'tbhits'} == 1) {
$text .= ", one Nalimov hit";
$text .= sprintf ", %u Nalimov hits", $info->{'tbhits'};
}
}
- if (exists($info->{'seldepth'})) {
- $text .= sprintf " (%u selective)", $info->{'seldepth'};
- }
$text .= "\n\n";
}
for my $move (keys %refutation_moves) {
eval {
my $m = $refutation_moves{$move};
- next if ($m->{'depth'} < $second_engine_start_depth);
+ die if ($m->{'depth'} < $second_engine_start_depth);
my $pretty_move = join('', prettyprint_pv($pos_calculating->{'board'}, $move));
my @pretty_pv = prettyprint_pv($pos_calculating->{'board'}, $move, @{$m->{'pv'}});
if (scalar @pretty_pv > 5) {
}
}
+sub output_json {
+ my $info = $engine->{'info'};
+
+ my $json = {};
+ $json->{'position'} = $pos_calculating;
+ $json->{'id'} = $engine->{'id'};
+ $json->{'score'} = long_score($info, $pos_calculating, '');
+
+ $json->{'nodes'} = $info->{'nodes'};
+ $json->{'nps'} = $info->{'nps'};
+ $json->{'depth'} = $info->{'depth'};
+ $json->{'tbhits'} = $info->{'tbhits'};
+ $json->{'seldepth'} = $info->{'seldepth'};
+
+ # single-PV only for now
+ $json->{'pv_uci'} = $info->{'pv'};
+ $json->{'pv_pretty'} = [ prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv'}}) ];
+
+ my %refutation_lines = ();
+ for my $move (keys %refutation_moves) {
+ my $m = $refutation_moves{$move};
+ my $pretty_move = "";
+ my @pretty_pv = ();
+ eval {
+ $pretty_move = join('', prettyprint_pv($pos_calculating->{'board'}, $move));
+ @pretty_pv = prettyprint_pv($pos_calculating->{'board'}, $move, @{$m->{'pv'}});
+ };
+ $refutation_lines{$move} = {
+ sort_key => $pretty_move,
+ depth => $m->{'depth'},
+ score_sort_key => score_sort_key($refutation_moves{$move}, $pos_calculating, '', 1),
+ pretty_score => short_score($refutation_moves{$move}, $pos_calculating, '', 1),
+ pretty_move => $pretty_move,
+ pv_pretty => \@pretty_pv,
+ };
+ eval {
+ $refutation_lines{$move}->{'pv_uci'} = [ $move, @{$m->{'pv'}} ];
+ };
+ }
+ $json->{'refutation_lines'} = \%refutation_lines;
+
+ open my $fh, ">analysis.json.tmp"
+ or return;
+ print $fh JSON::XS::encode_json($json);
+ close $fh;
+ rename("analysis.json.tmp", "analysis.json");
+}
+
sub find_kings {
my $board = shift;
my ($wkr, $wkc, $bkr, $bkc);
sub uciprint {
my ($engine, $msg) = @_;
print { $engine->{'write'} } "$msg\n";
- print UCILOG localtime() . " => $msg\n";
+ print UCILOG localtime() . " $engine->{'tag'} => $msg\n";
}
sub short_score {
if (defined($info->{'score_mate' . $mpv})) {
if ($invert) {
- return sprintf "M%3d", $info->{'score_mate' . $mpv};
- } else {
return sprintf "M%3d", -$info->{'score_mate' . $mpv};
+ } else {
+ return sprintf "M%3d", $info->{'score_mate' . $mpv};
}
} else {
if (exists($info->{'score_cp' . $mpv})) {
my $score = $info->{'score_cp' . $mpv} * 0.01;
+ if ($score == 0) {
+ return " 0.00";
+ }
if ($invert) {
$score = -$score;
}
} else {
if (exists($info->{'score_cp' . $mpv})) {
my $score = $info->{'score_cp' . $mpv};
+ if ($score == 0) {
+ return " 0.00";
+ }
if ($invert) {
$score = -$score;
}
}
sub open_engine {
- my $cmdline = shift;
+ my ($cmdline, $tag) = @_;
my ($uciread, $uciwrite);
my $pid = IPC::Open2::open2($uciread, $uciwrite, $cmdline);
write => $uciwrite,
info => {},
ids => {},
+ tag => $tag,
};
uciprint($engine, "uci");
projects / remoteglot / blobdiff