diff options
Diffstat (limited to 'src/concurrent/qtconcurrentfilter.cpp')
| -rw-r--r-- | src/concurrent/qtconcurrentfilter.cpp | 146 |
1 files changed, 61 insertions, 85 deletions
diff --git a/src/concurrent/qtconcurrentfilter.cpp b/src/concurrent/qtconcurrentfilter.cpp index 9f4d962518..35141d2d7e 100644 --- a/src/concurrent/qtconcurrentfilter.cpp +++ b/src/concurrent/qtconcurrentfilter.cpp @@ -1,45 +1,10 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtConcurrent 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only /*! \page qtconcurrentfilter.html \title Concurrent Filter and Filter-Reduce + \brief Selecting values from a sequence and combining them, all in parallel. \ingroup thread The QtConcurrent::filter(), QtConcurrent::filtered() and @@ -134,7 +99,10 @@ \snippet code/src_concurrent_qtconcurrentfilter.cpp 7 - Note that when using QtConcurrent::filteredReduced(), you can mix the use of + Note the use of qOverload. It is needed to resolve the ambiguity for the + methods, that have multiple overloads. + + Also note that when using QtConcurrent::filteredReduced(), you can mix the use of normal and member functions freely: \snippet code/src_concurrent_qtconcurrentfilter.cpp 8 @@ -148,9 +116,7 @@ \snippet code/src_concurrent_qtconcurrentfilter.cpp 13 - For the reduce function, function objects are not directly - supported. Function objects can, however, be used - when the type of the reduction result is explicitly specified: + Function objects are also supported for the reduce function: \snippet code/src_concurrent_qtconcurrentfilter.cpp 14 @@ -168,9 +134,7 @@ \snippet code/src_concurrent_qtconcurrentfilter.cpp 16 - For the reduce function, lambda expressions are not directly supported. - Lambda expressions can, however, be used when the type of the reduction - result is explicitly specified: + You can also pass a lambda as a reduce object: \snippet code/src_concurrent_qtconcurrentfilter.cpp 17 @@ -231,33 +195,39 @@ */ /*! - \fn [QtConcurrent-1] template <typename Sequence, typename KeepFunctor, typename ReduceFunctor> ThreadEngineStarter<void> QtConcurrent::filterInternal(Sequence &sequence, KeepFunctor keep, ReduceFunctor reduce) + \fn [QtConcurrent-1] template <typename Sequence, typename KeepFunctor, typename ReduceFunctor> ThreadEngineStarter<void> QtConcurrent::filterInternal(Sequence &sequence, KeepFunctor &&keep, ReduceFunctor &&reduce) \internal */ /*! - \fn template <typename Sequence, typename KeepFunctor> QFuture<void> QtConcurrent::filter(QThreadPool *pool, Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> QFuture<void> QtConcurrent::filter(QThreadPool *pool, Sequence &sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. If \a filterFunction returns \c true, the item is kept in \a sequence; otherwise, the item is removed from \a sequence. + Note that this method doesn't have an overload working with iterators, because + it invalidates the iterators of the sequence it operates on. + \sa {Concurrent Filter and Filter-Reduce} */ /*! - \fn template <typename Sequence, typename KeepFunctor> QFuture<void> QtConcurrent::filter(Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> QFuture<void> QtConcurrent::filter(Sequence &sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence. If \a filterFunction returns \c true, the item is kept in \a sequence; otherwise, the item is removed from \a sequence. + Note that this method doesn't have an overload working with iterators, because + it invalidates the iterators of the sequence it operates on. + \sa {Concurrent Filter and Filter-Reduce} */ /*! - \fn template <typename Sequence, typename KeepFunctor> QFuture<Sequence::value_type> QtConcurrent::filtered(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> QFuture<Sequence::value_type> QtConcurrent::filtered(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence and returns a new Sequence of kept items. All calls to \a filterFunction are invoked from the threads @@ -269,7 +239,7 @@ */ /*! - \fn template <typename Sequence, typename KeepFunctor> QFuture<Sequence::value_type> QtConcurrent::filtered(const Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> QFuture<Sequence::value_type> QtConcurrent::filtered(Sequence &&sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence and returns a new Sequence of kept items. If \a filterFunction returns \c true, a copy of @@ -280,7 +250,7 @@ */ /*! - \fn template <typename Iterator, typename KeepFunctor> QFuture<typename QtConcurrent::qValueType<Iterator>::value_type> QtConcurrent::filtered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction) + \fn template <typename Iterator, typename KeepFunctor> QFuture<typename QtConcurrent::qValueType<Iterator>::value_type> QtConcurrent::filtered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item from \a begin to \a end and returns a new Sequence of kept items. All calls to \a filterFunction are invoked from the threads @@ -292,7 +262,7 @@ */ /*! - \fn template <typename Iterator, typename KeepFunctor> QFuture<typename QtConcurrent::qValueType<Iterator>::value_type> QtConcurrent::filtered(Iterator begin, Iterator end, KeepFunctor filterFunction) + \fn template <typename Iterator, typename KeepFunctor> QFuture<typename QtConcurrent::qValueType<Iterator>::value_type> QtConcurrent::filtered(Iterator begin, Iterator end, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item from \a begin to \a end and returns a new Sequence of kept items. If \a filterFunction returns \c true, a @@ -303,7 +273,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -322,7 +292,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. If \a filterFunction returns \c true for an item, that item is then passed to @@ -340,7 +310,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -362,7 +332,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. If \a filterFunction returns \c true for an item, that item is then passed to @@ -383,7 +353,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -402,7 +372,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> QFuture<ResultType> QtConcurrent::filteredReduced(Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. If \a filterFunction returns \c true for an item, that item is then passed to @@ -420,7 +390,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -442,7 +412,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> QFuture<ResultType> QtConcurrent::filteredReduced(Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. If \a filterFunction returns \c true for an item, that item is then passed to @@ -463,32 +433,38 @@ */ /*! - \fn template <typename Sequence, typename KeepFunctor> void QtConcurrent::blockingFilter(QThreadPool *pool, Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> void QtConcurrent::blockingFilter(QThreadPool *pool, Sequence &sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. If \a filterFunction returns \c true, the item is kept in \a sequence; otherwise, the item is removed from \a sequence. + Note that this method doesn't have an overload working with iterators, because + it invalidates the iterators of the sequence it operates on. + \note This function will block until all items in the sequence have been processed. \sa {Concurrent Filter and Filter-Reduce} */ /*! - \fn template <typename Sequence, typename KeepFunctor> void QtConcurrent::blockingFilter(Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> void QtConcurrent::blockingFilter(Sequence &sequence, KeepFunctor &&filterFunction) - Calls \a filterFunction once for each item in \a sequence. If - \a filterFunction returns \c true, the item is kept in \a sequence; - otherwise, the item is removed from \a sequence. + Calls \a filterFunction once for each item in \a sequence. If + \a filterFunction returns \c true, the item is kept in \a sequence; + otherwise, the item is removed from \a sequence. - \note This function will block until all items in the sequence have been processed. + Note that this method doesn't have an overload working with iterators, because + it invalidates the iterators of the sequence it operates on. - \sa {Concurrent Filter and Filter-Reduce} + \note This function will block until all items in the sequence have been processed. + + \sa {Concurrent Filter and Filter-Reduce} */ /*! - \fn template <typename Sequence, typename KeepFunctor> Sequence QtConcurrent::blockingFiltered(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> Sequence QtConcurrent::blockingFiltered(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence and returns a new Sequence of kept items. All calls to \a filterFunction are invoked from the threads @@ -502,7 +478,7 @@ */ /*! - \fn template <typename Sequence, typename KeepFunctor> Sequence QtConcurrent::blockingFiltered(const Sequence &sequence, KeepFunctor filterFunction) + \fn template <typename Sequence, typename KeepFunctor> Sequence QtConcurrent::blockingFiltered(Sequence &&sequence, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item in \a sequence and returns a new Sequence of kept items. If \a filterFunction returns \c true, a copy of @@ -515,7 +491,7 @@ */ /*! - \fn template <typename OutputSequence, typename Iterator, typename KeepFunctor> OutputSequence QtConcurrent::blockingFiltered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction) + \fn template <typename OutputSequence, typename Iterator, typename KeepFunctor> OutputSequence QtConcurrent::blockingFiltered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item from \a begin to \a end and returns a new Sequence of kept items. All calls to \a filterFunction are invoked from the threads @@ -530,7 +506,7 @@ */ /*! - \fn template <typename OutputSequence, typename Iterator, typename KeepFunctor> OutputSequence QtConcurrent::blockingFiltered(Iterator begin, Iterator end, KeepFunctor filterFunction) + \fn template <typename OutputSequence, typename Iterator, typename KeepFunctor> OutputSequence QtConcurrent::blockingFiltered(Iterator begin, Iterator end, KeepFunctor &&filterFunction) Calls \a filterFunction once for each item from \a begin to \a end and returns a new Sequence of kept items. If \a filterFunction returns \c true, a @@ -544,7 +520,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -565,7 +541,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. If \a filterFunction returns \c true for an item, that item is then passed to @@ -585,7 +561,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -609,7 +585,7 @@ */ /*! - \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(const Sequence &sequence, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(Sequence &&sequence, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item in \a sequence. If \a filterFunction returns \c true for an item, that item is then passed to @@ -632,7 +608,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -654,7 +630,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor> ResultType QtConcurrent::blockingFilteredReduced(Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. If \a filterFunction returns \c true for an item, that item is then passed to @@ -675,7 +651,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. All calls to \a filterFunction are invoked from the threads taken from the QThreadPool \a pool. @@ -700,7 +676,7 @@ */ /*! - \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(Iterator begin, Iterator end, KeepFunctor filterFunction, ReduceFunctor reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) + \fn template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor, typename InitialValueType> ResultType QtConcurrent::blockingFilteredReduced(Iterator begin, Iterator end, KeepFunctor &&filterFunction, ReduceFunctor &&reduceFunction, InitialValueType &&initialValue, QtConcurrent::ReduceOptions reduceOptions) Calls \a filterFunction once for each item from \a begin to \a end. If \a filterFunction returns \c true for an item, that item is then passed to @@ -724,31 +700,31 @@ */ /*! - \fn [QtConcurrent-2] ThreadEngineStarter<typename qValueType<Iterator>::value_type> QtConcurrent::startFiltered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor functor) + \fn [QtConcurrent-2] ThreadEngineStarter<typename qValueType<Iterator>::value_type> QtConcurrent::startFiltered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&functor) \internal */ /*! - \fn [QtConcurrent-3] ThreadEngineStarter<typename Sequence::value_type> QtConcurrent::startFiltered(QThreadPool *pool, const Sequence &sequence, KeepFunctor functor) + \fn [QtConcurrent-3] ThreadEngineStarter<typename Sequence::value_type> QtConcurrent::startFiltered(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&functor) \internal */ /*! - \fn [QtConcurrent-4] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, const Sequence &sequence, MapFunctor mapFunctor, ReduceFunctor reduceFunctor, ReduceOptions options) + \fn [QtConcurrent-4] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Sequence &&sequence, MapFunctor &&mapFunctor, ReduceFunctor &&reduceFunctor, ReduceOptions options) \internal */ /*! - \fn [QtConcurrent-5] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor mapFunctor, ReduceFunctor reduceFunctor, ReduceOptions options) + \fn [QtConcurrent-5] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&mapFunctor, ReduceFunctor &&reduceFunctor, ReduceOptions options) \internal */ /*! - \fn [QtConcurrent-6] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, const Sequence &sequence, MapFunctor mapFunctor, ReduceFunctor reduceFunctor, ResultType initialValue, ReduceOptions options) + \fn [QtConcurrent-6] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Sequence &&sequence, MapFunctor &&mapFunctor, ReduceFunctor &&reduceFunctor, ResultType &&initialValue, ReduceOptions options) \internal */ /*! - \fn [QtConcurrent-7] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor mapFunctor, ReduceFunctor reduceFunctor, ResultType initialValue, ReduceOptions options) + \fn [QtConcurrent-7] ThreadEngineStarter<ResultType> QtConcurrent::startFilteredReduced(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&mapFunctor, ReduceFunctor &&reduceFunctor, ResultType &&initialValue, ReduceOptions options) \internal */ |