#include <qtconcurrentmapkernel.h>

Inheritance diagram for QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >:

Collaboration diagram for QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >:

Public Types
typedef ReducedResultType	ReturnType

typedef ReducedResultType	ResultType

Public Types inherited from QtConcurrent::IterateKernel< Iterator, ReducedResultType >
typedef ReducedResultType	ResultType

Public Types inherited from QtConcurrent::ThreadEngine< T >
typedef T	ResultType

Public Types inherited from QRunnable
template<typename Callable>
using	if_callable = std::enable_if_t<std::is_invocable_r_v<void, Callable>, bool>

Public Member Functions
template<typename F1 = MapFunctor, typename F2 = ReduceFunctor>
	MappedReducedKernel (QThreadPool *pool, Iterator begin, Iterator end, F1 &&_map, F2 &&_reduce, ReduceOptions reduceOptions)

template<typename F1 = MapFunctor, typename F2 = ReduceFunctor>
	MappedReducedKernel (QThreadPool *pool, Iterator begin, Iterator end, F1 &&_map, F2 &&_reduce, ReducedResultType &&initialValue, ReduceOptions reduceOptions)

bool	runIteration (Iterator it, int index, ReducedResultType *) override

bool	runIterations (Iterator sequenceBeginIterator, int beginIndex, int endIndex, ReducedResultType *) override

void	finish () override

bool	shouldThrottleThread () override

bool	shouldStartThread () override

ReducedResultType *	result () override

Public Member Functions inherited from QtConcurrent::IterateKernel< Iterator, ReducedResultType >
	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)

	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)

	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end, U &&_defaultValue)

virtual	~IterateKernel ()

void	start () override

ThreadFunctionResult	threadFunction () override

ThreadFunctionResult	forThreadFunction ()

ThreadFunctionResult	whileThreadFunction ()

	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)

	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)

	IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end, U &&_defaultValue)

virtual	~IterateKernel ()

void	start () override

ThreadFunctionResult	threadFunction () override

ThreadFunctionResult	forThreadFunction ()

ThreadFunctionResult	whileThreadFunction ()

Public Member Functions inherited from QtConcurrent::ThreadEngine< T >
	ThreadEngine (QThreadPool *pool)

QFutureInterface< T > *	futureInterfaceTyped ()

T *	startSingleThreaded ()

QFuture< T >	startAsynchronously ()

void	asynchronousFinish () override

void	reportResult (const T *_result, int index=-1)

void	reportResults (const QList< T > &_result, int index=-1, int count=-1)

Public Member Functions inherited from QtConcurrent::ThreadEngineBase
	ThreadEngineBase (QThreadPool *pool)

virtual	~ThreadEngineBase ()

void	startSingleThreaded ()

void	startThread ()

bool	isCanceled ()

void	waitForResume ()

bool	isProgressReportingEnabled ()

void	setProgressValue (int progress)

void	setProgressRange (int minimum, int maximum)

void	acquireBarrierSemaphore ()

void	reportIfSuspensionDone () const

Public Member Functions inherited from QRunnable
constexpr	QRunnable () noexcept=default
	Constructs a QRunnable.

virtual	~QRunnable ()
	QRunnable virtual destructor.

bool	autoDelete () const
	Returns `true` is auto-deletion is enabled; false otherwise.

void	setAutoDelete (bool autoDelete)
	Enables auto-deletion if autoDelete is true; otherwise auto-deletion is disabled.

Additional Inherited Members
Static Public Member Functions inherited from QRunnable
template<typename Callable, if_callable< Callable > = true>
static QRunnable *	create (Callable &&functionToRun)

static QRunnable *	create (std::nullptr_t)=delete

Public Attributes inherited from QtConcurrent::IterateKernel< Iterator, ReducedResultType >
const Iterator	begin

const Iterator	end

Iterator	current

QAtomicInt	currentIndex

QAtomicInt	iteratorThreads

QAtomicInt	completed

const int	iterationCount

const bool	forIteration

bool	progressReportingEnabled

DefaultValueContainer< ResultType >	defaultValue

const Iterator	begin

const Iterator	end

Iterator	current

QAtomicInt	currentIndex

QAtomicInt	iteratorThreads

QAtomicInt	completed

const int	iterationCount

const bool	forIteration

bool	progressReportingEnabled

DefaultValueContainer< ResultType >	defaultValue

Protected Attributes inherited from QtConcurrent::ThreadEngineBase
QFutureInterfaceBase *	futureInterface

QThreadPool *	threadPool

ThreadEngineBarrier	barrier

QtPrivate::ExceptionStore	exceptionStore

QBasicMutex	mutex

Detailed Description

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>
class QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >

\inmodule QtConcurrent

Definition at line 58 of file qtconcurrentmapkernel.h.

Member Typedef Documentation

◆ ResultType

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

typedef ReducedResultType QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::ResultType

Definition at line 135 of file qtconcurrentmapkernel.h.

◆ ReturnType

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

typedef ReducedResultType QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::ReturnType

Definition at line 67 of file qtconcurrentmapkernel.h.

Constructor & Destructor Documentation

◆ MappedReducedKernel() [1/2]

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

template<typename F1 = MapFunctor, typename F2 = ReduceFunctor>

QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::MappedReducedKernel	(	QThreadPool *	pool,
		Iterator	begin,
		Iterator	end,
		F1 &&	_map,
		F2 &&	_reduce,
		ReduceOptions	reduceOptions )

inline

Definition at line 70 of file qtconcurrentmapkernel.h.

◆ MappedReducedKernel() [2/2]

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

template<typename F1 = MapFunctor, typename F2 = ReduceFunctor>

QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::MappedReducedKernel	(	QThreadPool *	pool,
		Iterator	begin,
		Iterator	end,
		F1 &&	_map,
		F2 &&	_reduce,
		ReducedResultType &&	initialValue,
		ReduceOptions	reduceOptions )

inline

Definition at line 80 of file qtconcurrentmapkernel.h.

Member Function Documentation

◆ finish()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

void QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::finish ( )

inlineoverridevirtual

Reimplemented from QtConcurrent::ThreadEngineBase.

Definition at line 120 of file qtconcurrentmapkernel.h.

◆ result()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

ReducedResultType * QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::result ( )

inlineoverridevirtual

Reimplemented from QtConcurrent::ThreadEngine< T >.

Definition at line 136 of file qtconcurrentmapkernel.h.

◆ runIteration()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

bool QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::runIteration	(	Iterator	it,
		int	index,
		ReducedResultType *	)

inlineoverridevirtual

Reimplemented from QtConcurrent::IterateKernel< Iterator, ReducedResultType >.

Definition at line 91 of file qtconcurrentmapkernel.h.

◆ runIterations()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

bool QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::runIterations	(	Iterator	sequenceBeginIterator,
		int	beginIndex,
		int	endIndex,
		ReducedResultType *	)

inlineoverridevirtual

Reimplemented from QtConcurrent::IterateKernel< Iterator, ReducedResultType >.

Definition at line 102 of file qtconcurrentmapkernel.h.

◆ shouldStartThread()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

bool QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::shouldStartThread ( )

inlineoverridevirtual

Reimplemented from QtConcurrent::IterateKernel< Iterator, ReducedResultType >.

Definition at line 130 of file qtconcurrentmapkernel.h.

◆ shouldThrottleThread()

template<typename ReducedResultType, typename Iterator, typename MapFunctor, typename ReduceFunctor, typename Reducer = ReduceKernel<ReduceFunctor, ReducedResultType, QtPrivate::MapResultType<Iterator, MapFunctor>>>

bool QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >::shouldThrottleThread ( )

inlineoverridevirtual

Reimplemented from QtConcurrent::ThreadEngineBase.

Definition at line 125 of file qtconcurrentmapkernel.h.

The documentation for this class was generated from the following file:

qtbase/src/concurrent/qtconcurrentmapkernel.h (e2fef733be92e95ff28225196e14ffeb98d61a1f)

Public Types

Public Member Functions

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ ResultType

◆ ReturnType

Constructor & Destructor Documentation

◆ MappedReducedKernel() [1/2]

◆ MappedReducedKernel() [2/2]

Member Function Documentation

◆ finish()

◆ result()

◆ runIteration()

◆ runIterations()

◆ shouldStartThread()

◆ shouldThrottleThread()