X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=recalc-double-result.pl;h=4e20c15457b0da0f75dfe25ba0569de1da1d533a;hb=379a01dba1fd98ed632d495c7e6ca47244f8c60e;hp=a6848d2b2f93e419c6981c1d28b38157a79aa155;hpb=8ded82570a2cc0a1b07612e8bc646c57e566aadf;p=foosball

diff --git a/recalc-double-result.pl b/recalc-double-result.pl
index a6848d2..4e20c15 100755
--- a/recalc-double-result.pl
+++ b/recalc-double-result.pl
@@ -19,7 +19,7 @@ while (my $ref = $q->fetchrow_hashref) {
 	for my $user (($ref->{'team1_username1'}, $ref->{'team1_username2'},
 	               $ref->{'team2_username1'}, $ref->{'team2_username2'})) {
 		if (!exists($ratings{$user})) {
-			$ratings{$user} = [ 1500, 350, 0 ];
+			$ratings{$user} = [ $foosball::initial_rating, $foosball::initial_rd, 0 ];
 		}
 	}
 	
@@ -47,23 +47,10 @@ while (my $ref = $q->fetchrow_hashref) {
 	my $score1 = $ref->{'score1'};
 	my $score2 = $ref->{'score2'};
 
-	# make virtual "team players"
-	my $rating_team1 = 0.5 * ($rating1_1 + $rating1_2);
-	my $rd_team1 = sqrt($rd1_1 * $rd1_1 + $rd1_2 * $rd1_2) / sqrt(2.0);
-	my $rating_team2 = 0.5 * ($rating1_2 + $rating2_2);
-	my $rd_team2 = sqrt($rd2_1 * $rd2_1 + $rd2_2 * $rd2_2) / sqrt(2.0);
-
-	my ($new_t1r, undef) =  foosball::calc_rating($rating_team1, $rd_team1, $rating_team2, $rd_team2, $score1, $score2);
-	my ($new_t2r, undef) =  foosball::calc_rating($rating_team2, $rd_team2, $rating_team1, $rd_team1, $score2, $score1);
-	my $newr1_1 = $rating1_1 + ($new_t1r - $rating_team1);
-	my $newr1_2 = $rating1_2 + ($new_t1r - $rating_team1);
-	my $newr2_1 = $rating2_1 + ($new_t2r - $rating_team2);
-	my $newr2_2 = $rating2_2 + ($new_t2r - $rating_team2);
-
-	my (undef, $newrd1_1) = foosball::calc_rating($rating1_1, $rd1_1, $rating_team2, $rd_team2, $score1, $score2);
-	my (undef, $newrd1_2) = foosball::calc_rating($rating1_2, $rd1_2, $rating_team2, $rd_team2, $score1, $score2);
-	my (undef, $newrd2_1) = foosball::calc_rating($rating2_1, $rd2_1, $rating_team1, $rd_team1, $score2, $score1);
-	my (undef, $newrd2_2) = foosball::calc_rating($rating2_2, $rd2_2, $rating_team1, $rd_team1, $score2, $score1);
+	my ($newr1_1, $newrd1_1) = foosball::calc_rating_double($rating1_1, $rd1_1, $rating1_2, $rd1_2, $rating2_1, $rd2_1, $rating2_2, $rd2_2, $score1, $score2);
+	my ($newr1_2, $newrd1_2) = foosball::calc_rating_double($rating1_2, $rd1_2, $rating1_1, $rd1_1, $rating2_1, $rd2_1, $rating2_2, $rd2_2, $score1, $score2);
+	my ($newr2_1, $newrd2_1) = foosball::calc_rating_double($rating2_1, $rd2_1, $rating2_2, $rd2_2, $rating1_1, $rd1_1, $rating1_2, $rd1_2, $score2, $score1);
+	my ($newr2_2, $newrd2_2) = foosball::calc_rating_double($rating2_2, $rd2_2, $rating2_1, $rd2_1, $rating1_1, $rd1_1, $rating1_2, $rd1_2, $score2, $score1);
 
 	printf("%-10s/%-10s - %-10s/%-10s: %u - %u, new ratings %u/%u %u/%u   %u/%u %u/%u\n",
 		$ref->{'team1_username1'}, $ref->{'team1_username2'},
@@ -71,14 +58,14 @@ while (my $ref = $q->fetchrow_hashref) {
 		$ref->{'score1'}, $ref->{'score2'},
 		$newr1_1, $newrd1_1, $newr1_2, $newrd1_2,
 		$newr2_1, $newrd2_1, $newr2_2, $newrd2_2);
-	$dbh->do('insert into double_rating values (?,?,?,?)', undef,
-		$ref->{'team1_username1'}, $ref->{'gametime'}, $newr1_1, $newrd1_1);
-	$dbh->do('insert into double_rating values (?,?,?,?)', undef,
-		$ref->{'team1_username2'}, $ref->{'gametime'}, $newr1_2, $newrd1_2);
-	$dbh->do('insert into double_rating values (?,?,?,?)', undef,
-		$ref->{'team2_username1'}, $ref->{'gametime'}, $newr2_1, $newrd2_1);
-	$dbh->do('insert into double_rating values (?,?,?,?)', undef,
-		$ref->{'team2_username2'}, $ref->{'gametime'}, $newr2_2, $newrd2_2);
+	$dbh->do('insert into double_rating values (?,?,?,?,?)', undef,
+		$ref->{'team1_username1'}, $ref->{'gametime'}, $newr1_1, $newrd1_1, $newr1_1-$rating1_1);
+	$dbh->do('insert into double_rating values (?,?,?,?,?)', undef,
+		$ref->{'team1_username2'}, $ref->{'gametime'}, $newr1_2, $newrd1_2, $newr1_2-$rating1_2);
+	$dbh->do('insert into double_rating values (?,?,?,?,?)', undef,
+		$ref->{'team2_username1'}, $ref->{'gametime'}, $newr2_1, $newrd2_1, $newr2_1-$rating2_1);
+	$dbh->do('insert into double_rating values (?,?,?,?,?)', undef,
+		$ref->{'team2_username2'}, $ref->{'gametime'}, $newr2_2, $newrd2_2, $newr2_2-$rating2_2);
 
 	$ratings{$ref->{'team1_username1'}} = [ $newr1_1, $newrd1_1, $ref->{'eptime'} ];
 	$ratings{$ref->{'team1_username2'}} = [ $newr1_2, $newrd1_2, $ref->{'eptime'} ];