* @copyright 2024 smiley * @license MIT */ declare(strict_types=1); namespace chillerlan\QRCodeBenchmark; use function array_column; use function array_key_first; use function array_keys; use function array_map; use function array_sum; use function explode; use function implode; use function intdiv; use function rsort; use function sprintf; use function str_repeat; use const SORT_NUMERIC; const BUILDDIR = __DIR__.'/../.build/phpbench'; const FILE = BUILDDIR.'/benchmark'; // without extension /** * @param array> $variants */ function parseVariants(array $variants):string{ $data = []; foreach($variants as $variant){ [$version, $ecc, $mode] = explode(',', $variant['name']); $data[(int)$version][$mode][$ecc] = parseVariantResults($variant['results']); } $v = $data[array_key_first($data)]; $modeKeys = array_keys($v); $eccKeys = array_keys($v[$modeKeys[0]]); $modeHeaders = array_map(fn($mode) => sprintf('%s', $mode), $modeKeys); $eccHeaders = array_map(fn($ecc) => sprintf('%s', $ecc), $eccKeys); $table = ['']; $table[] = sprintf('%s', implode('', $modeHeaders)); $table[] = sprintf('%s', str_repeat(implode('', $eccHeaders), count($modeKeys))); $table[] = ''; foreach($data as $version => $modes){ $results = []; foreach($modes as $eccLevels){ foreach($eccLevels as [$time_avg, $mem_peak]){ $results[] = sprintf('', $time_avg); } } $table[] = sprintf('%s', $version, implode('', $results)); } $table[] = '

Version
%01.3f
%s

'; return implode("\n", $table); } /** * @param array> $results * * @return array{0: float, 1: int} */ function parseVariantResults(array $results):array{ $iterations = count($results); $mem_peak = array_column($results, 'mem_peak'); rsort($mem_peak, SORT_NUMERIC); return [ (array_sum(array_column($results, 'time_avg')) / $iterations / 1000), intdiv($mem_peak[0], 1024), ]; }