Inheritance diagram for edm::Prescaler:

Public Member Functions
bool	filter (StreamID, Event &e, EventSetup const &c) const final

	Prescaler (ParameterSet const &)

	~Prescaler () override

Public Member Functions inherited from edm::global::EDFilter<>
	EDFilter ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

bool	wantsGlobalLuminosityBlocks () const final

bool	wantsGlobalRuns () const final

bool	wantsStreamLuminosityBlocks () const final

bool	wantsStreamRuns () const final

Public Member Functions inherited from edm::global::EDFilterBase
	EDFilterBase ()

ModuleDescription const &	moduleDescription () const

	~EDFilterBase () override

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

std::vector< edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const

	ProducerBase ()

std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)

	~ProducerBase () override

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

EDConsumerBase &	operator= (EDConsumerBase &&)=default

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (ConfigurationDescriptions &descriptions)

Static Public Member Functions inherited from edm::global::EDFilterBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Attributes
std::atomic< int >	count_

int	n_

int	offset_

Additional Inherited Members
Public Types inherited from edm::global::EDFilterBase
typedef EDFilterBase	ModuleType

Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const , const char , edm::ProductResolverIndex >>

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Definition at line 10 of file Prescaler.cc.

Constructor & Destructor Documentation

edm::Prescaler::Prescaler ( ParameterSet const & ps )

explicit

Definition at line 24 of file Prescaler.cc.

                                              :
     count_(),
     n_(ps.getParameter<int>("prescaleFactor")),
     offset_(ps.getParameter<int>("prescaleOffset")) {
   }

edm::Prescaler::~Prescaler ( )

override

Definition at line 30 of file Prescaler.cc.

30 {

31 }

Member Function Documentation

void edm::Prescaler::fillDescriptions ( ConfigurationDescriptions & descriptions )

static

Definition at line 40 of file Prescaler.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), and DEFINE_FWK_MODULE.

                                                                      {
     ParameterSetDescription desc;
     desc.add<int>("prescaleFactor")->setComment("Accept one event every N events");
     desc.add<int>("prescaleOffset")->setComment("The first event to accept should be the Mth one. Choose 'prescaleFactor'=1 to accept the first event from the source.");
     descriptions.add("preScaler", desc);
   }

bool edm::Prescaler::filter	(	StreamID	,
		Event &	e,
		EventSetup const &	c
	)		const

finalvirtual

Implements edm::global::EDFilterBase.

Definition at line 33 of file Prescaler.cc.

References KineDebug3::count(), count_, n_, and offset_.

                                                                   {
     //have to capture the value here since it could change by the time we do the comparision
     int count = ++count_;
     return count % n_ == offset_ ? true : false;
   }

Member Data Documentation

std::atomic<int> edm::Prescaler::count_

mutableprivate

Definition at line 19 of file Prescaler.cc.

Referenced by filter().

int edm::Prescaler::n_

private

Definition at line 20 of file Prescaler.cc.

Referenced by filter().

int edm::Prescaler::offset_

private

Definition at line 21 of file Prescaler.cc.

Referenced by filter().

Public Member Functions

Static Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation