824 lines
40 KiB
C++
824 lines
40 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#ifndef QTCONCURRENT_MAP_H
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#define QTCONCURRENT_MAP_H
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#if 0
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#pragma qt_class(QtConcurrentMap)
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#endif
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#include <QtConcurrent/qtconcurrent_global.h>
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#if !defined(QT_NO_CONCURRENT) || defined(Q_QDOC)
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#include <QtConcurrent/qtconcurrentmapkernel.h>
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#include <QtConcurrent/qtconcurrentreducekernel.h>
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#include <QtConcurrent/qtconcurrentfunctionwrappers.h>
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QT_BEGIN_NAMESPACE
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namespace QtConcurrent {
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// map() on sequences
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template <typename Sequence, typename MapFunctor>
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QFuture<void> map(QThreadPool *pool, Sequence &&sequence, MapFunctor &&map)
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{
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return startMap(pool, sequence.begin(), sequence.end(), std::forward<MapFunctor>(map));
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}
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template <typename Sequence, typename MapFunctor>
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QFuture<void> map(Sequence &&sequence, MapFunctor &&map)
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{
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return startMap(QThreadPool::globalInstance(), sequence.begin(), sequence.end(),
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std::forward<MapFunctor>(map));
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}
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// map() on iterators
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template <typename Iterator, typename MapFunctor>
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QFuture<void> map(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&map)
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{
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return startMap(pool, begin, end, std::forward<MapFunctor>(map));
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}
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template <typename Iterator, typename MapFunctor>
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QFuture<void> map(Iterator begin, Iterator end, MapFunctor &&map)
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{
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return startMap(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map));
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}
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// mappedReduced() for sequences.
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor>
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor>
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QFuture<ResultType> mappedReduced(Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_QDOC
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>(
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pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifdef Q_QDOC
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor,
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std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor,
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std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> mappedReduced(Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_QDOC
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor, typename ResultType,
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typename InitialValueType>
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#else
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor, typename InitialValueType,
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std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>(
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pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifdef Q_QDOC
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor, typename ResultType,
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typename InitialValueType>
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#else
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template <typename Sequence, typename MapFunctor, typename ReduceFunctor, typename InitialValueType,
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std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Sequence, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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// mappedReduced() for iterators
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor>
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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options);
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}
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor>
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QFuture<ResultType> mappedReduced(Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_QDOC
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifdef Q_QDOC
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>(
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pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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options);
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}
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template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> mappedReduced(Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_QDOC
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template <typename Iterator, typename MapFunctor, typename ReduceFunctor, typename ResultType,
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typename InitialValueType>
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#else
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template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifdef Q_QDOC
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template <typename Iterator, typename MapFunctor, typename ReduceFunctor, typename ResultType,
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typename InitialValueType>
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#else
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template<typename Iterator, typename MapFunctor, typename ReduceFunctor,
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std::enable_if_t<QtPrivate::isIterator_v<Iterator>, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
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int> = 0>
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#endif
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QFuture<ResultType> mappedReduced(Iterator begin,
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Iterator end,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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InitialValueType &&initialValue,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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return startMappedReduced<QtPrivate::MapResultType<Iterator, MapFunctor>, ResultType>
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(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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// mapped() for sequences
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template <typename Sequence, typename MapFunctor>
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QFuture<QtPrivate::MapResultType<Sequence, MapFunctor>> mapped(
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QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map)
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{
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return startMapped<QtPrivate::MapResultType<Sequence, MapFunctor>>(
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pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map));
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}
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template <typename Sequence, typename MapFunctor>
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QFuture<QtPrivate::MapResultType<Sequence, MapFunctor>> mapped(
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Sequence &&sequence,
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MapFunctor &&map)
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{
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return startMapped<QtPrivate::MapResultType<Sequence, MapFunctor>>
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(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map));
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}
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// mapped() for iterator ranges.
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template <typename Iterator, typename MapFunctor>
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QFuture<QtPrivate::MapResultType<Iterator, MapFunctor>> mapped(
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QThreadPool *pool,
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Iterator begin,
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Iterator end,
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MapFunctor &&map)
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{
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return startMapped<QtPrivate::MapResultType<Iterator, MapFunctor>>(
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pool, begin, end, std::forward<MapFunctor>(map));
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}
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template <typename Iterator, typename MapFunctor>
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QFuture<QtPrivate::MapResultType<Iterator, MapFunctor>> mapped(
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Iterator begin,
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Iterator end,
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MapFunctor &&map)
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{
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return startMapped<QtPrivate::MapResultType<Iterator, MapFunctor>>
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(QThreadPool::globalInstance(), begin, end, std::forward<MapFunctor>(map));
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}
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// blockingMap() for sequences
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template <typename Sequence, typename MapFunctor>
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void blockingMap(QThreadPool *pool, Sequence &&sequence, MapFunctor map)
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{
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QFuture<void> future =
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startMap(pool, sequence.begin(), sequence.end(), std::forward<MapFunctor>(map));
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future.waitForFinished();
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}
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template <typename Sequence, typename MapFunctor>
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void blockingMap(Sequence &&sequence, MapFunctor &&map)
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{
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QFuture<void> future = startMap(QThreadPool::globalInstance(), sequence.begin(), sequence.end(),
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std::forward<MapFunctor>(map));
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future.waitForFinished();
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}
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// blockingMap() for iterator ranges
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template <typename Iterator, typename MapFunctor>
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void blockingMap(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&map)
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{
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QFuture<void> future = startMap(pool, begin, end, map);
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future.waitForFinished();
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}
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template <typename Iterator, typename MapFunctor>
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void blockingMap(Iterator begin, Iterator end, MapFunctor &&map)
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{
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QFuture<void> future = startMap(QThreadPool::globalInstance(), begin, end,
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std::forward<MapFunctor>(map));
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future.waitForFinished();
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}
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// blockingMappedReduced() for sequences
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor>
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ResultType blockingMappedReduced(QThreadPool *pool,
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Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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QFuture<ResultType> future =
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mappedReduced<ResultType>(pool, std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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return future.takeResult();
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}
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template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor>
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ResultType blockingMappedReduced(Sequence &&sequence,
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MapFunctor &&map,
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ReduceFunctor &&reduce,
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ReduceOptions options = ReduceOptions(UnorderedReduce
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| SequentialReduce))
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{
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QFuture<ResultType> future =
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mappedReduced<ResultType>(std::forward<Sequence>(sequence),
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std::forward<MapFunctor>(map),
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std::forward<ReduceFunctor>(reduce), options);
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return future.takeResult();
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}
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#ifdef Q_QDOC
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|
template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
|
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typename InitialValueType>
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#else
|
|
template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
|
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typename InitialValueType,
|
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std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
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int> = 0>
|
|
#endif
|
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ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Sequence, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename MapFunctor, typename ReduceFunctor, typename Sequence,
|
|
std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(pool, std::forward<Sequence>(sequence),
|
|
std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename MapFunctor, typename ReduceFunctor, typename Sequence,
|
|
std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingMappedReduced(Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(std::forward<Sequence>(sequence),
|
|
std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename MapFunctor, typename ReduceFunctor, typename Sequence, typename ResultType,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename MapFunctor, typename ReduceFunctor, typename Sequence, typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename MapFunctor, typename ReduceFunctor, typename Sequence, typename ResultType,
|
|
typename InitialValueType>
|
|
#else
|
|
template<typename MapFunctor, typename ReduceFunctor, typename Sequence, typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInvocable<MapFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(Sequence &&sequence,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
// blockingMappedReduced() for iterator ranges
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor>
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(pool, begin, end, std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor>
|
|
ResultType blockingMappedReduced(Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(begin, end, std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)),
|
|
options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)),
|
|
options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(pool, begin, end, std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingMappedReduced(Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
mappedReduced<ResultType>(begin, end, std::forward<MapFunctor>(map),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor, typename ResultType,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
pool, begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_QDOC
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor, typename ResultType,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename Iterator, typename MapFunctor, typename ReduceFunctor,
|
|
std::enable_if_t<QtPrivate::isIterator_v<Iterator>, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInitialValueCompatible_v<InitialValueType, ResultType>,
|
|
int> = 0>
|
|
#endif
|
|
ResultType blockingMappedReduced(Iterator begin,
|
|
Iterator end,
|
|
MapFunctor &&map,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = mappedReduced<ResultType>(
|
|
begin, end, std::forward<MapFunctor>(map), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
// mapped() for sequences with a different putput sequence type.
|
|
template <typename OutputSequence, typename InputSequence, typename MapFunctor>
|
|
OutputSequence blockingMapped(QThreadPool *pool, InputSequence &&sequence, MapFunctor &&map)
|
|
{
|
|
return blockingMappedReduced<OutputSequence>(pool, std::forward<InputSequence>(sequence),
|
|
std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename OutputSequence, typename InputSequence, typename MapFunctor>
|
|
OutputSequence blockingMapped(InputSequence &&sequence, MapFunctor &&map)
|
|
{
|
|
return blockingMappedReduced<OutputSequence>(
|
|
QThreadPool::globalInstance(), std::forward<InputSequence>(sequence),
|
|
std::forward<MapFunctor>(map), QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename MapFunctor, typename InputSequence>
|
|
auto blockingMapped(QThreadPool *pool, InputSequence &&sequence, MapFunctor &&map)
|
|
{
|
|
using OutputSequence = typename QtPrivate::MapSequenceResultType<std::decay_t<InputSequence>,
|
|
MapFunctor>::ResultType;
|
|
return blockingMappedReduced<OutputSequence>(pool, std::forward<InputSequence>(sequence),
|
|
std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename MapFunctor, typename InputSequence>
|
|
auto blockingMapped(InputSequence &&sequence, MapFunctor &&map)
|
|
{
|
|
using OutputSequence = typename QtPrivate::MapSequenceResultType<std::decay_t<InputSequence>,
|
|
MapFunctor>::ResultType;
|
|
return blockingMappedReduced<OutputSequence>(QThreadPool::globalInstance(),
|
|
std::forward<InputSequence>(sequence),
|
|
std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
// mapped() for iterator ranges
|
|
template <typename Sequence, typename Iterator, typename MapFunctor>
|
|
Sequence blockingMapped(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&map)
|
|
{
|
|
return blockingMappedReduced<Sequence>(pool, begin, end, std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename Sequence, typename Iterator, typename MapFunctor>
|
|
Sequence blockingMapped(Iterator begin, Iterator end, MapFunctor &&map)
|
|
{
|
|
return blockingMappedReduced<Sequence>(QThreadPool::globalInstance(), begin, end,
|
|
std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename Iterator, typename MapFunctor>
|
|
auto blockingMapped(QThreadPool *pool, Iterator begin, Iterator end, MapFunctor &&map)
|
|
{
|
|
using OutputSequence = QtPrivate::MapResultType<Iterator, MapFunctor>;
|
|
return blockingMappedReduced<OutputSequence>(pool, begin, end, std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename Iterator, typename MapFunctor>
|
|
auto blockingMapped(Iterator begin, Iterator end, MapFunctor &&map)
|
|
{
|
|
using OutputSequence = QtPrivate::MapResultType<Iterator, MapFunctor>;
|
|
return blockingMappedReduced<OutputSequence>(QThreadPool::globalInstance(), begin, end,
|
|
std::forward<MapFunctor>(map),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
} // namespace QtConcurrent
|
|
|
|
|
|
QT_END_NAMESPACE
|
|
|
|
#endif // QT_NO_CONCURRENT
|
|
|
|
#endif
|