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ELO

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This commit is contained in:
gnieark 2016-06-09 22:50:40 +02:00
parent ad131a4345
commit 2c0ffbb0c5
1 changed files with 3 additions and 14 deletions
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15
src/functions.php
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@ -201,8 +201,8 @@ function ELO_get_new_ranks($elo1,$elo2,$score){
//good luck for understanding it
//(see https://blog.antoine-augusti.fr/2012/06/maths-et-code-le-classement-elo/)
return array(
$elo1 + ELO_get_k($elo1) * ($score - (1/ (1 + pow(10,(($elo2 - $elo1) / 400;))))),
$elo2 + ELO_get_k($elo2) * ($score - (1/ (1 + pow(10,(($elo1 - $elo2) / 400;)))))
$elo1 + ELO_get_k($elo1) * ($score - (1/ (1 + pow(10,(($elo2 - $elo1) / 400))))),
$elo2 + ELO_get_k($elo2) * ($score - (1/ (1 + pow(10,(($elo1 - $elo2) / 400)))))
);
}
function save_battle($game,$bot1,$bot2,$resultat){
@ -247,17 +247,6 @@ function save_battle($game,$bot1,$bot2,$resultat){
$newRanks = ELO_get_new_ranks($actualELO[$bot1],$actualELO[$bot2],$eloScore);
echo
"
UPDATE bots
SET ELO='".$newRanks[0]."'
WHERE id='".$bots[$bot1]."';
UPDATE bots
SET ELO='".$newRanks[1]."'
WHERE id='".$bots[$bot2]."';";
mysqli_multi_query($lnMysql,
"
UPDATE bots