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@@ -1,58 +0,0 @@
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-<?php
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-/**
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- * @created 24.01.2021
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- * @package chillerlan\QRCode\Common
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- * @author ZXing Authors
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- * @author Smiley <smiley@chillerlan.net>
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- * @copyright 2021 Smiley
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- * @license Apache-2.0
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- */
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-
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-namespace chillerlan\QRCode\Common;
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-
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-use function array_slice, array_splice, sqrt;
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-use const PHP_INT_SIZE;
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-
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-const QRCODE_DECODER_INCLUDES = true;
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-
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-function arraycopy(array $srcArray, int $srcPos, array $destArray, int $destPos, int $length):array{
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- array_splice($destArray, $destPos, $length, array_slice($srcArray, $srcPos, $length));
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-
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- return $destArray;
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-}
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-
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-function uRShift(int $a, int $b):int{
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-
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- if($b === 0){
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- return $a;
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- }
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-
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- return ($a >> $b) & ~((1 << (8 * PHP_INT_SIZE - 1)) >> ($b - 1));
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-}
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-
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-function numBitsDiffering(int $a, int $b):int{
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- // a now has a 1 bit exactly where its bit differs with b's
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- $a ^= $b;
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- // Offset i holds the number of 1 bits in the binary representation of i
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- $BITS_SET_IN_HALF_BYTE = [0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4];
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- // Count bits set quickly with a series of lookups:
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- $count = 0;
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-
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- for($i = 0; $i < 32; $i += 4){
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- $count += $BITS_SET_IN_HALF_BYTE[uRShift($a, $i) & 0x0F];
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- }
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-
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- return $count;
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-}
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-
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-function squaredDistance(float $aX, float $aY, float $bX, float $bY):float{
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- $xDiff = $aX - $bX;
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- $yDiff = $aY - $bY;
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-
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- return $xDiff * $xDiff + $yDiff * $yDiff;
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-}
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-
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-function distance(float $aX, float $aY, float $bX, float $bY):float{
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- return sqrt(squaredDistance($aX, $aY, $bX, $bY));
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-}
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-
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codemasher