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More debugging and realizing how PHP does references

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This commit is contained in:
Jeff Moser
2010-09-25 15:46:23 -04:00
parent e8d444e7da
commit 086d94865f
21 changed files with 77 additions and 72 deletions
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14
PHPSkills/TrueSkill/FactorGraphTrueSkillCalculator.php
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@ -40,7 +40,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
parent::__construct(SkillCalculatorSupportedOptions::PARTIAL_PLAY | SkillCalculatorSupportedOptions::PARTIAL_UPDATE, TeamsRange::atLeast(2), PlayersRange::atLeast(1));
}
public function calculateNewRatings(GameInfo $gameInfo,
public function calculateNewRatings(GameInfo &$gameInfo,
array $teams,
array $teamRanks)
{
@ -58,8 +58,8 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
return $factorGraph->getUpdatedRatings();
}
public function calculateMatchQuality(GameInfo $gameInfo,
array $teams)
public function calculateMatchQuality(GameInfo &$gameInfo,
array &$teams)
{
// We need to create the A matrix which is the player team assigments.
$teamAssignmentsList = $teams;
@ -100,7 +100,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
return $result;
}
private static function getPlayerMeansVector(array $teamAssignmentsList)
private static function getPlayerMeansVector(array &$teamAssignmentsList)
{
// A simple vector of all the player means.
return new Vector($this->getPlayerRatingValues($teamAssignmentsList,
@ -110,7 +110,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
}));
}
private static function getPlayerCovarianceMatrix(array $teamAssignmentsList)
private static function getPlayerCovarianceMatrix(array &$teamAssignmentsList)
{
// This is a square matrix whose diagonal values represent the variance (square of standard deviation) of all
// players.
@ -123,7 +123,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
}
// Helper function that gets a list of values for all player ratings
private static function getPlayerRatingValues(array $teamAssignmentsList,
private static function getPlayerRatingValues(array &$teamAssignmentsList,
$playerRatingFunction)
{
$playerRatingValues = array();
@ -139,7 +139,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
return $playerRatingValues;
}
private static function createPlayerTeamAssignmentMatrix($teamAssignmentsList, $totalPlayers)
private static function createPlayerTeamAssignmentMatrix(&$teamAssignmentsList, &$totalPlayers)
{
// The team assignment matrix is often referred to as the "A" matrix. It's a matrix whose rows represent the players
// and the columns represent teams. At Matrix[row, column] represents that player[row] is on team[col]