qt6-bb10/src/concurrent/qtconcurrentmap.h

824 lines
40 KiB
C++

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