736 lines
37 KiB
C++
736 lines
37 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtConcurrent module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTCONCURRENT_FILTER_H
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#define QTCONCURRENT_FILTER_H
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#include <QtConcurrent/qtconcurrent_global.h>
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#if !defined(QT_NO_CONCURRENT) || defined(Q_CLANG_QDOC)
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#include <QtConcurrent/qtconcurrentfilterkernel.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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//! [QtConcurrent-1]
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template <typename Sequence, typename KeepFunctor, typename ReduceFunctor>
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ThreadEngineStarter<void> filterInternal(QThreadPool *pool, Sequence &sequence,
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KeepFunctor &&keep, ReduceFunctor &&reduce)
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{
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typedef FilterKernel<Sequence, std::decay_t<KeepFunctor>, std::decay_t<ReduceFunctor>>
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KernelType;
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return startThreadEngine(new KernelType(pool, sequence, std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce)));
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}
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// filter() on sequences
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template <typename Sequence, typename KeepFunctor>
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QFuture<void> filter(QThreadPool *pool, Sequence &sequence, KeepFunctor &&keep)
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{
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return filterInternal(pool, sequence, std::forward<KeepFunctor>(keep),
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QtPrivate::PushBackWrapper());
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}
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template <typename Sequence, typename KeepFunctor>
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QFuture<void> filter(Sequence &sequence, KeepFunctor &&keep)
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{
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return filterInternal(QThreadPool::globalInstance(),
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sequence, std::forward<KeepFunctor>(keep), QtPrivate::PushBackWrapper());
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}
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// filteredReduced() on sequences
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor>
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(pool, std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor>
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QFuture<ResultType> filteredReduced(Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_CLANG_QDOC
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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#endif
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
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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_CLANG_QDOC
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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#endif
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QFuture<ResultType> filteredReduced(Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifndef Q_CLANG_QDOC
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template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(pool, std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
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QFuture<ResultType> filteredReduced(Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
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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 Sequence, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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QFuture<ResultType> filteredReduced(Sequence &&sequence,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
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std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#endif
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// filteredReduced() on iterators
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor>
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(pool, begin, end, std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce), options);
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}
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor>
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QFuture<ResultType> filteredReduced(Iterator begin,
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Iterator end,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(QThreadPool::globalInstance(), begin, end,
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std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce), options);
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}
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#ifdef Q_CLANG_QDOC
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType>
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#else
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
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typename InitialValueType,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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#endif
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
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KeepFunctor &&keep,
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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 startFilteredReduced<ResultType>(
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pool, begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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#ifdef Q_CLANG_QDOC
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
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typename InitialValueType>
|
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#else
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template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
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typename InitialValueType,
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
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#endif
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QFuture<ResultType> filteredReduced(Iterator begin,
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Iterator end,
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KeepFunctor &&keep,
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ReduceFunctor &&reduce,
|
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InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
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return startFilteredReduced<ResultType>(
|
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QThreadPool::globalInstance(), begin, end, std::forward<KeepFunctor>(keep),
|
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std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
}
|
|
|
|
#ifndef Q_CLANG_QDOC
|
|
template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
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QFuture<ResultType> filteredReduced(QThreadPool *pool,
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Iterator begin,
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Iterator end,
|
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KeepFunctor &&keep,
|
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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 startFilteredReduced<ResultType>(pool, begin, end, std::forward<KeepFunctor>(keep),
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std::forward<ReduceFunctor>(reduce), options);
|
|
}
|
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|
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template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
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typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
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QFuture<ResultType> filteredReduced(Iterator begin,
|
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Iterator end,
|
|
KeepFunctor &&keep,
|
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ReduceFunctor &&reduce,
|
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ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
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return startFilteredReduced<ResultType>(QThreadPool::globalInstance(), begin, end,
|
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std::forward<KeepFunctor>(keep),
|
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std::forward<ReduceFunctor>(reduce), options);
|
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}
|
|
|
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template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
typename InitialValueType,
|
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std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
QFuture<ResultType> filteredReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
return startFilteredReduced<ResultType>(
|
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pool, begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
|
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ResultType(std::forward<InitialValueType>(initialValue)), options);
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}
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|
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template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
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std::enable_if_t<QtPrivate::isIterator<Iterator>::value, 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<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
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QFuture<ResultType> filteredReduced(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
return startFilteredReduced<ResultType>(
|
|
QThreadPool::globalInstance(), begin, end, std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
}
|
|
#endif
|
|
|
|
// filtered() on sequences
|
|
template <typename Sequence, typename KeepFunctor>
|
|
QFuture<typename std::decay_t<Sequence>::value_type> filtered(QThreadPool *pool,Sequence &&sequence,
|
|
KeepFunctor &&keep)
|
|
{
|
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return startFiltered(pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep));
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor>
|
|
QFuture<typename std::decay_t<Sequence>::value_type> filtered(Sequence &&sequence,
|
|
KeepFunctor &&keep)
|
|
{
|
|
return startFiltered(QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
|
|
std::forward<KeepFunctor>(keep));
|
|
}
|
|
|
|
// filtered() on iterators
|
|
template <typename Iterator, typename KeepFunctor>
|
|
QFuture<typename qValueType<Iterator>::value_type> filtered(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep)
|
|
{
|
|
return startFiltered(pool, begin, end, std::forward<KeepFunctor>(keep));
|
|
}
|
|
|
|
template <typename Iterator, typename KeepFunctor>
|
|
QFuture<typename qValueType<Iterator>::value_type> filtered(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep)
|
|
{
|
|
return startFiltered(QThreadPool::globalInstance(), begin, end,
|
|
std::forward<KeepFunctor>(keep));
|
|
}
|
|
|
|
// blocking filter() on sequences
|
|
template <typename Sequence, typename KeepFunctor>
|
|
void blockingFilter(QThreadPool *pool, Sequence &sequence, KeepFunctor &&keep)
|
|
{
|
|
QFuture<void> future = filter(pool, sequence, std::forward<KeepFunctor>(keep));
|
|
future.waitForFinished();
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor>
|
|
void blockingFilter(Sequence &sequence, KeepFunctor &&keep)
|
|
{
|
|
QFuture<void> future = filter(sequence, std::forward<KeepFunctor>(keep));
|
|
future.waitForFinished();
|
|
}
|
|
|
|
// blocking filteredReduced() on sequences
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor>
|
|
ResultType blockingFilteredReduced(Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_CLANG_QDOC
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
#endif
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_CLANG_QDOC
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
#endif
|
|
ResultType blockingFilteredReduced(Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifndef Q_CLANG_QDOC
|
|
template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingFilteredReduced(Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<QtPrivate::isInvocable<KeepFunctor, Sequence>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
ResultType blockingFilteredReduced(Sequence &&sequence,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
#endif
|
|
|
|
// blocking filteredReduced() on iterators
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
filteredReduced<ResultType>(pool, begin, end, std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor>
|
|
ResultType blockingFilteredReduced(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
filteredReduced<ResultType>(begin, end, std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_CLANG_QDOC
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
#endif
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifdef Q_CLANG_QDOC
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType>
|
|
#else
|
|
template <typename ResultType, typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
#endif
|
|
ResultType blockingFilteredReduced(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
#ifndef Q_CLANG_QDOC
|
|
template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
filteredReduced<ResultType>(pool, begin, end, std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type>
|
|
ResultType blockingFilteredReduced(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future =
|
|
filteredReduced<ResultType>(begin, end, std::forward<KeepFunctor>(keep),
|
|
std::forward<ReduceFunctor>(reduce), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
ResultType blockingFilteredReduced(QThreadPool *pool,
|
|
Iterator begin,
|
|
Iterator end, KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
pool, begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
|
|
template <typename Iterator, typename KeepFunctor, typename ReduceFunctor,
|
|
std::enable_if_t<QtPrivate::isIterator<Iterator>::value, int> = 0,
|
|
typename ResultType = typename QtPrivate::ReduceResultTypeHelper<ReduceFunctor>::type,
|
|
typename InitialValueType,
|
|
std::enable_if_t<std::is_convertible_v<InitialValueType, ResultType>, int> = 0>
|
|
ResultType blockingFilteredReduced(Iterator begin,
|
|
Iterator end,
|
|
KeepFunctor &&keep,
|
|
ReduceFunctor &&reduce,
|
|
InitialValueType &&initialValue,
|
|
ReduceOptions options = ReduceOptions(UnorderedReduce
|
|
| SequentialReduce))
|
|
{
|
|
QFuture<ResultType> future = filteredReduced<ResultType>(
|
|
begin, end, std::forward<KeepFunctor>(keep), std::forward<ReduceFunctor>(reduce),
|
|
ResultType(std::forward<InitialValueType>(initialValue)), options);
|
|
return future.takeResult();
|
|
}
|
|
#endif
|
|
|
|
// blocking filtered() on sequences
|
|
template <typename Sequence, typename KeepFunctor>
|
|
std::decay_t<Sequence> blockingFiltered(QThreadPool *pool, Sequence &&sequence, KeepFunctor &&keep)
|
|
{
|
|
return blockingFilteredReduced<std::decay_t<Sequence>>(
|
|
pool, std::forward<Sequence>(sequence), std::forward<KeepFunctor>(keep),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename Sequence, typename KeepFunctor>
|
|
std::decay_t<Sequence> blockingFiltered(Sequence &&sequence, KeepFunctor &&keep)
|
|
{
|
|
return blockingFilteredReduced<std::decay_t<Sequence>>(
|
|
QThreadPool::globalInstance(), std::forward<Sequence>(sequence),
|
|
std::forward<KeepFunctor>(keep), QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
// blocking filtered() on iterators
|
|
template <typename OutputSequence, typename Iterator, typename KeepFunctor>
|
|
OutputSequence blockingFiltered(QThreadPool *pool, Iterator begin, Iterator end, KeepFunctor &&keep)
|
|
{
|
|
return blockingFilteredReduced<OutputSequence>(pool, begin, end,
|
|
std::forward<KeepFunctor>(keep),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
template <typename OutputSequence, typename Iterator, typename KeepFunctor>
|
|
OutputSequence blockingFiltered(Iterator begin, Iterator end, KeepFunctor &&keep)
|
|
{
|
|
return blockingFilteredReduced<OutputSequence>(QThreadPool::globalInstance(), begin, end,
|
|
std::forward<KeepFunctor>(keep),
|
|
QtPrivate::PushBackWrapper(), OrderedReduce);
|
|
}
|
|
|
|
} // namespace QtConcurrent
|
|
|
|
QT_END_NAMESPACE
|
|
|
|
#endif // QT_NO_CONCURRENT
|
|
|
|
#endif
|