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https://github.com/furyfire/trueskill.git
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Minor performance boost
This commit is contained in:
70
composer.lock
generated
70
composer.lock
generated
@ -822,21 +822,21 @@
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},
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{
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"require": {
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"ext-tokenizer": "*",
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"php": ">=7.0"
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"php": ">=7.1"
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},
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"require-dev": {
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"ircmaxell/php-yacc": "^0.0.7",
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@ -872,9 +872,9 @@
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],
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"support": {
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"source": "https://github.com/nikic/PHP-Parser/tree/v4.19.1"
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},
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"time": "2023-12-10T21:03:43+00:00"
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"time": "2024-03-17T08:10:35+00:00"
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},
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{
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"name": "phar-io/manifest",
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@ -1287,16 +1287,16 @@
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},
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{
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"name": "phpstan/phpstan",
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"version": "1.10.60",
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"version": "1.10.63",
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"source": {
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"type": "git",
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@ -1345,20 +1345,20 @@
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"type": "tidelift"
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}
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],
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"time": "2024-03-07T13:30:19+00:00"
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"time": "2024-03-18T16:53:53+00:00"
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},
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{
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"name": "phpunit/php-code-coverage",
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"version": "10.1.13",
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"version": "10.1.14",
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"source": {
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"type": "git",
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"url": "https://github.com/sebastianbergmann/php-code-coverage.git",
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"require": {
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@ -1415,7 +1415,7 @@
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"support": {
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"issues": "https://github.com/sebastianbergmann/php-code-coverage/issues",
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"security": "https://github.com/sebastianbergmann/php-code-coverage/security/policy",
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"source": "https://github.com/sebastianbergmann/php-code-coverage/tree/10.1.13"
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"source": "https://github.com/sebastianbergmann/php-code-coverage/tree/10.1.14"
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},
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"funding": [
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{
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@ -1423,7 +1423,7 @@
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"type": "github"
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}
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],
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"time": "2024-03-09T16:54:15+00:00"
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"time": "2024-03-12T15:33:41+00:00"
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},
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{
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"name": "phpunit/php-file-iterator",
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@ -1670,16 +1670,16 @@
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},
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{
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"name": "phpunit/phpunit",
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"version": "10.5.12",
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"version": "10.5.13",
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"source": {
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"type": "git",
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"url": "https://github.com/sebastianbergmann/phpunit.git",
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"shasum": ""
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"require": {
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@ -1751,7 +1751,7 @@
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"support": {
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"issues": "https://github.com/sebastianbergmann/phpunit/issues",
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"security": "https://github.com/sebastianbergmann/phpunit/security/policy",
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"source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.12"
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"source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.13"
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},
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"funding": [
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{
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@ -1767,7 +1767,7 @@
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"type": "tidelift"
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}
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],
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"time": "2024-03-09T12:04:07+00:00"
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"time": "2024-03-12T15:37:41+00:00"
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},
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{
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"name": "psalm/plugin-phpunit",
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@ -1934,16 +1934,16 @@
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},
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{
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"name": "rector/rector",
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"version": "1.0.2",
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"version": "1.0.3",
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"source": {
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"type": "git",
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"url": "https://github.com/rectorphp/rector.git",
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"reference": "7596fa6da06c6a20c012efe6bb3d9188a9113b11"
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"shasum": ""
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},
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"require": {
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@ -1978,7 +1978,7 @@
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],
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"support": {
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"issues": "https://github.com/rectorphp/rector/issues",
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"source": "https://github.com/rectorphp/rector/tree/1.0.2"
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"source": "https://github.com/rectorphp/rector/tree/1.0.3"
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},
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"funding": [
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{
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@ -1986,7 +1986,7 @@
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"type": "github"
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}
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],
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"time": "2024-03-03T12:32:31+00:00"
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"time": "2024-03-14T15:04:18+00:00"
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},
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{
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"name": "sebastian/cli-parser",
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@ -3661,16 +3661,16 @@
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},
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{
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"name": "vimeo/psalm",
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"version": "5.23.0",
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"version": "5.23.1",
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"source": {
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"type": "git",
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"url": "https://github.com/vimeo/psalm.git",
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"reference": "005e3184fb6de4350a873b9b8c4dc3cede9db762"
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"reference": "8471a896ccea3526b26d082f4461eeea467f10a4"
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},
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"dist": {
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"type": "zip",
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"url": "https://api.github.com/repos/vimeo/psalm/zipball/005e3184fb6de4350a873b9b8c4dc3cede9db762",
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"reference": "005e3184fb6de4350a873b9b8c4dc3cede9db762",
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"url": "https://api.github.com/repos/vimeo/psalm/zipball/8471a896ccea3526b26d082f4461eeea467f10a4",
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"reference": "8471a896ccea3526b26d082f4461eeea467f10a4",
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"shasum": ""
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},
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"require": {
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@ -3767,7 +3767,7 @@
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"issues": "https://github.com/vimeo/psalm/issues",
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"source": "https://github.com/vimeo/psalm"
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},
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"time": "2024-03-09T19:39:11+00:00"
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"time": "2024-03-11T20:33:46+00:00"
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},
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{
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"name": "webmozart/assert",
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@ -12,6 +12,8 @@ namespace DNW\Skills\Numerics;
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*/
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class GaussianDistribution implements \Stringable
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{
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private const DEFAULT_STANDARD_DEVIATION = 1.0;
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private const DEFAULT_MEAN = 0.0;
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/**
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* Square Root 2π.
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* Precalculated constant for performance reasons
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@ -32,16 +34,21 @@ class GaussianDistribution implements \Stringable
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// precision and precisionMean are used because they make multiplying and dividing simpler
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// (the the accompanying math paper for more details)
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private float $precision;
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private float $precision = 1.0;
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private float $precisionMean;
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private float $precisionMean = 0.0;
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private float $variance;
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private float $variance = 1.0;
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public function __construct(private float $mean = 0.0, private float $standardDeviation = 1.0)
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public function __construct(private float $mean = self::DEFAULT_MEAN, private float $standardDeviation = self::DEFAULT_STANDARD_DEVIATION)
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{
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$this->variance = BasicMath::square($standardDeviation);
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if($mean == self::DEFAULT_MEAN && $standardDeviation == self::DEFAULT_STANDARD_DEVIATION)
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{
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//Use all the defaults
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return;
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}
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$this->variance = BasicMath::square($standardDeviation);
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if ($this->variance != 0) {
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$this->precision = 1.0 / $this->variance;
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$this->precisionMean = $this->precision * $this->mean;
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