/**************************************************************************** ** ** Copyright (C) 2018 Intel Corporation. ** Copyright (C) 2018 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ //! [0] quint32 value = QRandomGenerator::global()->generate(); //! [0] //! [1] QRandomGenerator prng1(1234), prng2(1234); Q_ASSERT(prng1.generate() == prng2.generate()); Q_ASSERT(prng1.generate64() == prng2.generate64()); //! [1] //! [2] int x = QRandomGenerator::global()->generate(); int y = QRandomGenerator::global()->generate(); int w = QRandomGenerator::global()->bounded(16384); int h = QRandomGenerator::global()->bounded(16384); //! [2] //! [3] std::uniform_real_distribution dist(1, 2.5); return dist(*QRandomGenerator::global()); //! [3] //! [4] std::seed_seq sseq(seedBuffer, seedBuffer + len); QRandomGenerator generator(sseq); //! [4] //! [5] std::seed_seq sseq(begin, end); QRandomGenerator generator(sseq); //! [5] //! [6] while (z--) generator.generate(); //! [6] //! [7] std::generate(begin, end, [this]() { return generate(); }); //! [7] //! [8] std::generate(begin, end, []() { return QRandomGenerator::global()->generate64(); }); //! [8] //! [9] QVector vector; vector.resize(16); QRandomGenerator::fillRange(vector.data(), vector.size()); //! [9] //! [10] quint32 array[2]; QRandomGenerator::fillRange(array); //! [10] //! [11] QRandomGenerator64 rd; return std::generate_canonical::digits>(rd); //! [11] //! [12] return generateDouble() * highest; //! [12] //! [13] quint32 v = QRandomGenerator::bounded(256); //! [13] //! [14] quint32 v = QRandomGenerator::bounded(1000, 2000); //! [14] //! [15] return QColor::fromRgb(QRandomGenerator::global()->generate()); //! [15] //! [16] qint64 value = QRandomGenerator64::generate() & std::numeric_limits::max(); //! [16]