mirror of
https://github.com/chillerlan/php-qrcode.git
synced 2026-08-17 21:31:05 +00:00
smiley
87 lines
2.1 KiB
PHP
87 lines
2.1 KiB
PHP
<?php
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/**
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* @created 27.04.2024
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* @author smiley <smiley@chillerlan.net>
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* @copyright 2024 smiley
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* @license MIT
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*/
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declare(strict_types=1);
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namespace chillerlan\QRCodeBenchmark;
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use function array_column;
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use function array_key_first;
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use function array_keys;
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use function array_map;
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use function array_sum;
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use function explode;
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use function implode;
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use function intdiv;
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use function rsort;
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use function sprintf;
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use function str_repeat;
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use const SORT_NUMERIC;
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const BUILDDIR = __DIR__.'/../.build/phpbench';
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const FILE = BUILDDIR.'/benchmark'; // without extension
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/**
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* @param array<int, array<int, mixed>> $variants
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*/
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function parseVariants(array $variants):string{
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$data = [];
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foreach($variants as $variant){
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[$version, $ecc, $mode] = explode(',', $variant['name']);
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$data[(int)$version][$mode][$ecc] = parseVariantResults($variant['results']);
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}
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$v = $data[array_key_first($data)];
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$modeKeys = array_keys($v);
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$eccKeys = array_keys($v[$modeKeys[0]]);
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$modeHeaders = array_map(fn($mode) => sprintf('<th colspan="4">%s</th>', $mode), $modeKeys);
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$eccHeaders = array_map(fn($ecc) => sprintf('<th>%s</th>', $ecc), $eccKeys);
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$table = ['<table><thead>'];
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$table[] = sprintf('<tr><th></th>%s</tr>', implode('', $modeHeaders));
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$table[] = sprintf('<tr><th>Version</th>%s</tr>', str_repeat(implode('', $eccHeaders), count($modeKeys)));
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$table[] = '</thead><tbody>';
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foreach($data as $version => $modes){
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$results = [];
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foreach($modes as $eccLevels){
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foreach($eccLevels as [$time_avg, $mem_peak]){
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$results[] = sprintf('<td>%01.3f</td>', $time_avg);
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}
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}
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$table[] = sprintf('<tr><td>%s</td>%s</tr>', $version, implode('', $results));
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}
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$table[] = '</tbody></table>';
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return implode("\n", $table);
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}
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/**
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* @param array<int, array<int, mixed>> $results
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*
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* @return array{0: float, 1: int}
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*/
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function parseVariantResults(array $results):array{
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$iterations = count($results);
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$mem_peak = array_column($results, 'mem_peak');
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rsort($mem_peak, SORT_NUMERIC);
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return [
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(array_sum(array_column($results, 'time_avg')) / $iterations / 1000),
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intdiv($mem_peak[0], 1024),
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];
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}
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