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e-learn.mltcfiji.com/vendor/khanamiryan/qrcode-detector-decoder/lib/Common/Detector/MathUtils.php 0000777 00000002663 14711072711 0031623 0 ustar 00 home/lakoyani <?php /* * Copyright 2012 ZXing authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ namespace Zxing\Common\Detector; final class MathUtils { private function __construct() { } /** * Ends up being a bit faster than {@link Math#round(float)}. This merely rounds its * argument to the nearest int, where x.5 rounds up to x+1. Semantics of this shortcut * differ slightly from {@link Math#round(float)} in that half rounds down for negative * values. -2.5 rounds to -3, not -2. For purposes here it makes no difference. * * @param float $d real value to round * * @return int $nearest {@code int} */ public static function round($d) { return (int)($d + ($d < 0.0 ? -0.5 : 0.5)); } public static function distance($aX, $aY, $bX, $bY) { $xDiff = $aX - $bX; $yDiff = $aY - $bY; return (float)sqrt($xDiff * $xDiff + $yDiff * $yDiff); } } e-learn.mltcfiji.com/vendor/khanamiryan/qrcode-detector-decoder/lib/common/detector/MathUtils.php 0000777 00000002630 14711073754 0031725 0 ustar 00 home/lakoyani <?php /* * Copyright 2012 ZXing authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ namespace Zxing\Common\Detector; final class MathUtils { private function __construct() { } /** * Ends up being a bit faster than {@link Math#round(float)}. This merely rounds its * argument to the nearest int, where x.5 rounds up to x+1. Semantics of this shortcut * differ slightly from {@link Math#round(float)} in that half rounds down for negative * values. -2.5 rounds to -3, not -2. For purposes here it makes no difference. * * @param d real value to round * @return nearest {@code int} */ public static function round($d) { return (int) ($d + ($d < 0.0 ? -0.5 : 0.5)); } public static function distance($aX, $aY, $bX, $bY) { $xDiff = $aX - $bX; $yDiff = $aY - $bY; return (float) sqrt($xDiff * $xDiff + $yDiff * $yDiff); } }
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