diff options
author | Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io> | 2018-09-03 14:02:13 +0200 |
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committer | Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io> | 2018-10-15 10:55:18 +0000 |
commit | 1f6bfc220774e9407fe88916843b76ed103cff72 (patch) | |
tree | 8d6157d5b974e6045d75a716f8eb0db4daefa35f /src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp | |
parent | 02a214442781bf112c1cc85d2470c6fcec8ed207 (diff) |
Doc: Move literal code block to a separate file
We need to override this snippet for the documentation
we generate for Qt for Python, and it is easier to have
it on a separate file.
Task-number: PYSIDE-801
Task-number: PYSIDE-691
Change-Id: Ideb5b6af25024279f167137d3b65660bb9c96a7e
Reviewed-by: Topi Reiniƶ <topi.reinio@qt.io>
Diffstat (limited to 'src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp')
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp b/src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp new file mode 100644 index 0000000000..b03e656b64 --- /dev/null +++ b/src/corelib/doc/snippets/code/src_corelib_global_qrandom.cpp @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 2018 Intel Corporation. +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [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<quint32> 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<qreal, std::numeric_limits<qreal>::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<qint64>::max(); +//! [16] |