Filter events based on presence of charged tracks. More...

#include <ChargedTracksWeightFilter.h>

Inheritance diagram for ChargedTracksWeightFilter:

Collaboration diagram for ChargedTracksWeightFilter:

Classes
struct	Spline

Public Member Functions
	ChargedTracksWeightFilter (const std::string &name, ISvcLocator *pSvcLocator)
StatusCode	filterInitialize ()
StatusCode	filterEvent (const EventContext &ctx)
StatusCode	filterFinalize ()
virtual StatusCode	sysInitialize () override
	Override sysInitialize.
virtual const DataObjIDColl &	extraOutputDeps () const override
	Return the list of extra output dependencies.
bool	filterPassed (const EventContext &ctx) const
void	setFilterPassed (bool state, const EventContext &ctx) const
ServiceHandle< StoreGateSvc > &	evtStore ()
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`.
const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard `StoreGateSvc/DetectorStore` Returns (kind of) a pointer to the `StoreGateSvc`.
virtual StatusCode	sysStart () override
	Handle START transition.
virtual std::vector< Gaudi::DataHandle * >	inputHandles () const override
	Return this algorithm's input handles.
virtual std::vector< Gaudi::DataHandle * >	outputHandles () const override
	Return this algorithm's output handles.
Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Property< T, V, H > &t)
void	updateVHKA (Gaudi::Details::PropertyBase &)
MsgStream &	msg () const
bool	msgLvl (const MSG::Level lvl) const
Event loop algorithm methods: not to be overloaded
StatusCode	initialize ()
StatusCode	execute (const EventContext &ctx)
	Execute method.
StatusCode	finalize ()
Counters
int	nPassed () const
int	nFailed () const
int	nNeeded () const
bool	keepAll () const
Event collection accessors (const and non-const)
HepMC::GenEvent *event	ATLAS_NOT_CONST_THREAD_SAFE ()
	Access the current signal event (first in the McEventCollection).
McEventCollection *events	ATLAS_NOT_CONST_THREAD_SAFE ()
	Access the current event's McEventCollection.
const HepMC::GenEvent *	event_const (const EventContext &ctx) const
	Access the current signal event (const).
const McEventCollection *	events_const (const EventContext &ctx) const
	Access the current event's McEventCollection (const).
Particle data accessors
const ServiceHandle< IPartPropSvc >	partPropSvc () const
	Access the particle property service.
const HepPDT::ParticleDataTable &	particleTable () const
	Get a particle data table.
const HepPDT::ParticleDataTable &	pdt () const
	Shorter alias to get a particle data table.
const HepPDT::ParticleData *	particleData (int pid) const
	Access an element in the particle data table.

const EventContext &	getContext () const
	Deprecated methods (use the ones with EventContext).
bool	filterPassed () const
void	setFilterPassed (bool state) const

Protected Member Functions
virtual bool	isReEntrant () const override final
	Legacy algorithms are not thread-safe.
void	renounceArray (SG::VarHandleKeyArray &handlesArray)
	remove all handles from I/O resolution
std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void >	renounce (T &h)
void	extraDeps_update_handler (Gaudi::Details::PropertyBase &ExtraDeps)
	Add StoreName to extra input/output deps as needed.

Protected Attributes
Counters and requirements
int	m_nPass
int	m_nFail
int	m_nNeeded
bool	m_keepAll

Private Types
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

Private Member Functions
CLHEP::HepRandomEngine *	getRandomEngine (const std::string &streamName, const EventContext &ctx) const
double	get_nch_weight (int nch) const
	get weight to filter and weight events
StatusCode	event_weight (double &event_weight, const EventContext &ctx) const
	read the event weight
void	weight_event (double weight)
	modify the event weight by weight
Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
	specialization for handling Gaudi::Property<SG::VarHandleKey>

Private Attributes
ServiceHandle< IAthRNGSvc >	m_rndmSvc {this, "RndmSvc", "AthRNGSvc"}
	Rndm generator service.
double	m_Ptmin
double	m_EtaRange
int	m_nchmin
int	m_nchmax
Spline	m_spline
std::vector< double >	m_weight_fun_x
	Spline points.
std::vector< double >	m_weight_fun_y
double	m_min_weight = 0
double	m_nevents_selected = 0
	Number of events passing selection (weighted, orig weight).
double	m_nevents_accepted = 0
	Number of events passing weight-filtering (weighted, origin weight).
DataObjIDColl	m_extendedExtraObjects
StoreGateSvc_t	m_evtStore
	Pointer to StoreGate (event store by default).
StoreGateSvc_t	m_detStore
	Pointer to StoreGate (detector store by default).
std::vector< SG::VarHandleKeyArray * >	m_vhka
bool	m_varHandleArraysDeclared

Properties
ServiceHandle< IPartPropSvc >	m_ppSvc {this, "PartPropSvc", "PartPropSvc"}
	Handle on the particle property service.
SG::ReadHandleKey< McEventCollection >	m_mcevents_const { this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" }
	Const handle to the MC event collection.
std::string	m_mcEventKey {}
	StoreGate key for the MC event collection (defaults to GEN_EVENT).
BooleanProperty	m_mkMcEvent {this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"}
	Flag to determine if a new MC event collection should be made if it doesn't exist.

Detailed Description

Filter events based on presence of charged tracks.

Definition at line 17 of file ChargedTracksWeightFilter.h.

Member Typedef Documentation

◆ StoreGateSvc_t

typedef ServiceHandle<StoreGateSvc> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::StoreGateSvc_t

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ ChargedTracksWeightFilter()

ChargedTracksWeightFilter::ChargedTracksWeightFilter	(	const std::string &	name,
		ISvcLocator *	pSvcLocator )

Definition at line 13 of file ChargedTracksWeightFilter.cxx.

  : GenFilter(name, pSvcLocator)
{
  declareProperty("Ptcut", m_Ptmin = 50.0);
  declareProperty("Etacut", m_EtaRange = 2.5);
  declareProperty("NchMin", m_nchmin = 0);
  declareProperty("NchMax", m_nchmax = 20);
  declareProperty("SplineX", m_weight_fun_x);
  declareProperty("SplineY", m_weight_fun_y);
}

Member Function Documentation

◆ ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

McEventCollection *events GenBase::ATLAS_NOT_CONST_THREAD_SAFE ( )

inherited

Access the current event's McEventCollection.

Note: This function will make a new McEventCollection if there is not already a valid one and MakeMcEvent=True.

◆ ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

HepMC::GenEvent *event GenBase::ATLAS_NOT_CONST_THREAD_SAFE ( )

inlineinherited

Access the current signal event (first in the McEventCollection).

Note: This function will make a new McEventCollection if there is not already a valid one and MakeMcEvent=True.

Definition at line 76 of file GenBase.h.

                                                      {
    if (events()->empty())
      ATH_MSG_ERROR("McEventCollection is empty during first event access");
    return *(events()->begin());
  }

◆ declareGaudiProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareGaudiProperty	(	Gaudi::Property< T, V, H > &	hndl,
		const SG::VarHandleKeyType &	)

inlineprivateinherited

specialization for handling Gaudi::Property<SG::VarHandleKey>

Definition at line 156 of file AthCommonDataStore.h.

  {
    return *AthCommonDataStore<PBASE>::declareProperty(hndl.name(),
                                                       hndl.value(), 
                                                       hndl.documentation());
 
  }

◆ declareProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareProperty ( Gaudi::Property< T, V, H > & t )

inlineinherited

Definition at line 145 of file AthCommonDataStore.h.

                                                                     {
    typedef typename SG::HandleClassifier<T>::type htype;
    return AthCommonDataStore<PBASE>::declareGaudiProperty(t, htype());
  }

◆ detStore()

const ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::detStore ( ) const

inlineinherited

The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 95 of file AthCommonDataStore.h.

95{ return m_detStore; }

AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_detStore

StoreGateSvc_t m_detStore

Definition AthCommonDataStore.h:393

◆ event_const()

const HepMC::GenEvent * GenBase::event_const ( const EventContext & ctx ) const

inlineinherited

Access the current signal event (const).

Definition at line 83 of file GenBase.h.

                                                                    {
    const McEventCollection* coll = events_const(ctx);
    if (coll->empty())
      ATH_MSG_ERROR("Const McEventCollection is empty during first event access");
    return *(coll->begin());
  }

◆ event_weight()

StatusCode ChargedTracksWeightFilter::event_weight	(	double &	event_weight,
		const EventContext &	ctx ) const

private

read the event weight

Definition at line 284 of file ChargedTracksWeightFilter.cxx.

                                                                                                       {
 
  event_weight = 1;
 
  auto first_event = event_const(ctx);
 
  if(!first_event){
    ATH_MSG_ERROR("No events in McEventCollection");
    return StatusCode::FAILURE;
  }
 
  if(! first_event-> weights().empty()) {
    event_weight = first_event-> weights()[0];
  }
 
  return StatusCode::SUCCESS;
}

◆ events_const()

const McEventCollection * GenBase::events_const ( const EventContext & ctx ) const

inlineinherited

Access the current event's McEventCollection (const).

Definition at line 97 of file GenBase.h.

                                                                         {
    SG::ReadHandle<McEventCollection> ret = SG::makeHandle(m_mcevents_const, ctx);
    if (!ret.isValid())
      ATH_MSG_ERROR("No McEventCollection found in StoreGate with key " << m_mcevents_const.key());
    return ret.cptr();
  }

◆ evtStore()

ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::evtStore ( )

inlineinherited

The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 85 of file AthCommonDataStore.h.

85{ return m_evtStore; }

AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_evtStore

StoreGateSvc_t m_evtStore

Definition AthCommonDataStore.h:390

◆ execute()

StatusCode GenFilter::execute ( const EventContext & ctx )

virtualinherited

Execute method.

Provides access to the EventContext if needed but is non-const as opposed to AthReentrantAlgorithm.

Todo: Probably the filter should only look at the first event... right?

Reimplemented from GenBase.

Definition at line 27 of file GenFilter.cxx.

                                                     {
  if (events_const(ctx)->empty()) {
    ATH_MSG_ERROR("No events found in McEventCollection");
    return StatusCode::FAILURE;
  } else if (events_const(ctx)->size() > 1) {
    ATH_MSG_WARNING("More than one event in current McEventCollection -- which is valid?");
  }
  StatusCode sc = filterEvent(ctx);
  if (filterPassed(ctx) || m_keepAll ) {
    ATH_MSG_DEBUG("Event passed filter");
    m_nPass += 1;
  } else {
    ATH_MSG_DEBUG("Event failed filter");
    m_nFail += 1;
  }
  // Bail out once we have enough events
  if (m_nPass >= m_nNeeded && m_nNeeded > 0)
    sc = StatusCode::FAILURE;
  return sc;
}

◆ extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::extraDeps_update_handler ( Gaudi::Details::PropertyBase & ExtraDeps )

protectedinherited

Add StoreName to extra input/output deps as needed.

use the logic of the VarHandleKey to parse the DataObjID keys supplied via the ExtraInputs and ExtraOuputs Properties to add the StoreName if it's not explicitly given

◆ extraOutputDeps()

const DataObjIDColl & AthAlgorithm::extraOutputDeps ( ) const

overridevirtualinherited

Return the list of extra output dependencies.

This list is extended to include symlinks implied by inheritance relations.

Definition at line 50 of file AthAlgorithm.cxx.

{
  // If we didn't find any symlinks to add, just return the collection
  // from the base class.  Otherwise, return the extended collection.
  if (!m_extendedExtraObjects.empty()) {
    return m_extendedExtraObjects;
  }
  return Algorithm::extraOutputDeps();
}

◆ filterEvent()

StatusCode ChargedTracksWeightFilter::filterEvent ( const EventContext & ctx )

virtual

Implements GenFilter.

Definition at line 74 of file ChargedTracksWeightFilter.cxx.

                                                                         {
  CLHEP::HepRandomEngine* rndmGen = this->getRandomEngine(name(), ctx);
  if (!rndmGen) {
    ATH_MSG_WARNING("Failed to retrieve random number engine " << name());
    setFilterPassed(false, ctx);
    return StatusCode::FAILURE;
  }
 
  int nChargedTracks = 0;
 
  // Loop over all events in McEventCollection
  for (McEventCollection::const_iterator itr = events()->begin(); itr != events()->end(); ++itr) {
    const HepMC::GenEvent* genEvt = *itr;
 
    // Loop over all particles in event
    for (const auto& part: *genEvt){
 
      // We only care about stable particles
      if (!MC::isGenStable(part)) continue;
 
      // Particle's charge
      int pID = part->pdg_id();
      double pCharge = MC::charge(pID);
 
      // Count tracks in specified acceptance
      const double pT = part->momentum().perp();
      const double eta = part->momentum().pseudoRapidity();
      if (pT >= m_Ptmin && std::abs(eta) <= m_EtaRange && pCharge != 0) {
        ATH_MSG_DEBUG("Found particle, " <<
                      " pT = " << pT <<
                      " eta = " << eta <<
                      " pdg id = " << pID <<
                      " charge = " << pCharge << " in acceptance");
        nChargedTracks += 1;
      }
    }
  }
 
  // Summarise event
  ATH_MSG_DEBUG("# of tracks " << nChargedTracks <<
                " with pT >= " << m_Ptmin <<
                " |eta| < " << m_EtaRange <<
                " nch_min= " << m_nchmin<<
                " nch_max= " << m_nchmax);
 
  // get event weight from the McEventCollection, used to determine efficiency of weight-filtering and cuts
  double orig_event_weight = 1;
  CHECK(event_weight(orig_event_weight, ctx));
 
  const auto selection = (((nChargedTracks <= m_nchmax)) && (nChargedTracks >= m_nchmin));
 
 
  if(!selection) {
    setFilterPassed(false, ctx);
    return StatusCode::SUCCESS;
  }
 
  m_nevents_selected += orig_event_weight;
 
  // weight-filtering weight
  const auto weight = get_nch_weight(nChargedTracks);
 
  bool accept = false;
 
  if(weight >=1){
    accept = true;
  } else {
    // weighting
    double rnd = rndmGen->flat();
    if(weight>rnd) {
      accept = true;
    }
  }
 
  if(accept) {
 
    weight_event(weight);
 
    setFilterPassed(true, ctx);
 
    double final_event_weight = 1;
    CHECK(event_weight(final_event_weight, ctx));
 
    ATH_MSG_DEBUG("Event accepted nch: " << nChargedTracks
                  << " nch weight: " << weight
                  << " orig_event_weight: " << orig_event_weight
                  << " new_event_weight: " << final_event_weight);
    m_nevents_accepted += orig_event_weight;
    return StatusCode::SUCCESS;
  }
 
  setFilterPassed(false, ctx);
  return StatusCode::SUCCESS;
}

◆ filterFinalize()

StatusCode ChargedTracksWeightFilter::filterFinalize ( )

virtual

Reimplemented from GenFilter.

Definition at line 54 of file ChargedTracksWeightFilter.cxx.

                                                     {
 
  double eff = m_nevents_accepted / m_nevents_selected;
  ATH_MSG_INFO(name() << " Weight-Filtering Only Efficiency = " << eff
               << " [" << m_nevents_accepted << " / " << m_nevents_selected << "] \n");
 
  return StatusCode::SUCCESS;
}

◆ filterInitialize()

StatusCode ChargedTracksWeightFilter::filterInitialize ( )

virtual

Reimplemented from GenFilter.

Definition at line 24 of file ChargedTracksWeightFilter.cxx.

                                                       {
 
  CHECK(m_rndmSvc.retrieve());
 
  if(m_nchmin < 0) m_nchmin = 0;
 
  if(m_nchmax < m_nchmin || m_nchmin < 0) {
    ATH_MSG_ERROR("Wrong values of NchMin and NchMax");
    return StatusCode::FAILURE;
  }
 
  CHECK(m_spline.initialize(m_weight_fun_x, m_weight_fun_y));
 
  m_min_weight = m_spline.get_minimum(m_nchmin, m_nchmax);
 
  for(int i=m_nchmin; i<=m_nchmax; i++){
    ATH_MSG_DEBUG("nch = " << i
                  << " f(nch) = " << m_spline.value(i)
                  << " weight(nch) = " << get_nch_weight(i));
  }
 
  if(m_min_weight<=0) {
    ATH_MSG_ERROR("Weight functions must be >0");
    return StatusCode::FAILURE;
  }
 
  ATH_MSG_INFO(name() << " Minimum weight = " << m_min_weight);
  return StatusCode::SUCCESS;
}

◆ filterPassed() [1/2]

bool AthAlgorithm::filterPassed ( ) const

inherited

Definition at line 94 of file AthAlgorithm.cxx.

                                      {
  return filterPassed( Gaudi::Hive::currentContext() );
}

◆ filterPassed() [2/2]

bool AthAlgorithm::filterPassed ( const EventContext & ctx ) const

inherited

Definition at line 98 of file AthAlgorithm.cxx.

                                                             {
  return execState( ctx ).filterPassed();
}

◆ finalize()

StatusCode GenFilter::finalize ( )

inherited

Definition at line 50 of file GenFilter.cxx.

                               {
  ATH_MSG_INFO("Events passed = " << m_nPass << "  Events failed = " << m_nFail);
  CHECK(filterFinalize());
  return StatusCode::SUCCESS;
}

◆ get_nch_weight()

double ChargedTracksWeightFilter::get_nch_weight ( int nch ) const

private

get weight to filter and weight events

Definition at line 169 of file ChargedTracksWeightFilter.cxx.

                                                              {
 
  // interval with no weighting
  if( nch > m_nchmax || nch < m_nchmin ) return 1;
 
  auto w_fc = m_spline.value(nch);
  if (w_fc == 0)[[unlikely]]{
    ATH_MSG_WARNING("ChargedTracksWeightFilter::get_nch_weight: w_fc divisor is zero.");
    return 0.;
  }
  //coverity[DIVIDE_BY_ZERO]
  return m_min_weight/w_fc;
}

◆ getContext()

const EventContext & AthAlgorithm::getContext ( ) const

inherited

Deprecated methods (use the ones with EventContext).

Definition at line 90 of file AthAlgorithm.cxx.

                                                   {
  return Gaudi::Hive::currentContext();
}

◆ getRandomEngine()

CLHEP::HepRandomEngine * ChargedTracksWeightFilter::getRandomEngine	(	const std::string &	streamName,
		const EventContext &	ctx ) const

private

Definition at line 64 of file ChargedTracksWeightFilter.cxx.

{
  ATHRNG::RNGWrapper* rngWrapper = m_rndmSvc->getEngine(this, streamName);
  std::string rngName = name()+streamName;
  rngWrapper->setSeed( rngName, ctx );
  return rngWrapper->getEngine(ctx);
}

◆ initialize()

StatusCode GenFilter::initialize ( )

virtualinherited

Reimplemented from GenBase.

Definition at line 18 of file GenFilter.cxx.

                                 {
  CHECK(GenBase::initialize());
  m_nPass = 0;
  m_nFail = 0;
  CHECK(filterInitialize());
  return StatusCode::SUCCESS;
}

◆ inputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::inputHandles ( ) const

overridevirtualinherited

Return this algorithm's input handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

◆ isReEntrant()

virtual bool AthAlgorithm::isReEntrant ( ) const

inlinefinaloverrideprotectedvirtualinherited

Legacy algorithms are not thread-safe.

Definition at line 111 of file AthAlgorithm.h.

111{ return false; }

◆ keepAll()

bool GenFilter::keepAll ( ) const

inlineinherited

Definition at line 55 of file GenFilter.h.

55{return m_keepAll; }

◆ msg()

MsgStream & AthCommonMsg< Gaudi::Algorithm >::msg ( ) const

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                {
    return this->msgStream();
  }

◆ msgLvl()

bool AthCommonMsg< Gaudi::Algorithm >::msgLvl ( const MSG::Level lvl ) const

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                               {
    return this->msgLevel(lvl);
  }

◆ nFailed()

int GenFilter::nFailed ( ) const

inlineinherited

Definition at line 53 of file GenFilter.h.

53{ return m_nFail; }

◆ nNeeded()

int GenFilter::nNeeded ( ) const

inlineinherited

Definition at line 54 of file GenFilter.h.

54{ return m_nNeeded; }

◆ nPassed()

int GenFilter::nPassed ( ) const

inlineinherited

Definition at line 52 of file GenFilter.h.

52{ return m_nPass; }

◆ outputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::outputHandles ( ) const

overridevirtualinherited

Return this algorithm's output handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

◆ particleData()

const HepPDT::ParticleData * GenBase::particleData ( int pid ) const

inlineinherited

Access an element in the particle data table.

Definition at line 124 of file GenBase.h.

                                                        {
    return pdt().particle(HepPDT::ParticleID(std::abs(pid)));
  }

◆ particleTable()

const HepPDT::ParticleDataTable & GenBase::particleTable ( ) const

inlineinherited

Get a particle data table.

Definition at line 116 of file GenBase.h.

                                                       {
    return *(m_ppSvc->PDT());
  }

◆ partPropSvc()

const ServiceHandle< IPartPropSvc > GenBase::partPropSvc ( ) const

inlineinherited

Access the particle property service.

Definition at line 111 of file GenBase.h.

                                                        {
    return m_ppSvc;
  }

◆ pdt()

const HepPDT::ParticleDataTable & GenBase::pdt ( ) const

inlineinherited

Shorter alias to get a particle data table.

Definition at line 121 of file GenBase.h.

121{ return particleTable(); }

GenBase::particleTable

const HepPDT::ParticleDataTable & particleTable() const

Get a particle data table.

Definition GenBase.h:116

◆ renounce()

std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

  {
    h.renounce();
    PBASE::renounce (h);
  }

◆ renounceArray()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounceArray ( SG::VarHandleKeyArray & handlesArray )

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                          {
    handlesArray.renounce();
  }

◆ setFilterPassed() [1/2]

void AthAlgorithm::setFilterPassed ( bool state ) const

inherited

Definition at line 102 of file AthAlgorithm.cxx.

                                                     {
  setFilterPassed( state, Gaudi::Hive::currentContext() );
}

◆ setFilterPassed() [2/2]

void AthAlgorithm::setFilterPassed	(	bool	state,
		const EventContext &	ctx ) const

inherited

Definition at line 106 of file AthAlgorithm.cxx.

                                                                              {
  execState( ctx ).setFilterPassed(state);
}

◆ sysInitialize()

StatusCode AthAlgorithm::sysInitialize ( )

overridevirtualinherited

Override sysInitialize.

Override sysInitialize from the base class.

Loop through all output handles, and if they're WriteCondHandles, automatically register them and this Algorithm with the CondSvc.

Scan through all outputHandles, and if they're WriteCondHandles, register them with the CondSvc

Reimplemented from AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >.

Reimplemented in AthAnalysisAlgorithm, AthFilterAlgorithm, AthHistogramAlgorithm, and PyAthena::Alg.

Definition at line 66 of file AthAlgorithm.cxx.

                                       {
  StatusCode sc=AthCommonDataStore<AthCommonMsg<Algorithm>>::sysInitialize();
 
  if (sc.isFailure()) {
    return sc;
  }
  ServiceHandle<ICondSvc> cs("CondSvc",name());
  for (auto h : outputHandles()) {
    if (h->isCondition() && h->mode() == Gaudi::DataHandle::Writer) {
      // do this inside the loop so we don't create the CondSvc until needed
      if ( cs.retrieve().isFailure() ) {
        ATH_MSG_WARNING("no CondSvc found: won't autoreg WriteCondHandles");
        return StatusCode::SUCCESS;
      }
      if (cs->regHandle(this,*h).isFailure()) {
        sc = StatusCode::FAILURE;
        ATH_MSG_ERROR("unable to register WriteCondHandle " << h->fullKey()
                      << " with CondSvc");
      }
    }
  }
  return sc;
}

◆ sysStart()

virtual StatusCode AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::sysStart ( )

overridevirtualinherited

Handle START transition.

We override this in order to make sure that conditions handle keys can cache a pointer to the conditions container.

◆ updateVHKA()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::updateVHKA ( Gaudi::Details::PropertyBase & )

inlineinherited

Definition at line 308 of file AthCommonDataStore.h.

                                               {
    // debug() << "updateVHKA for property " << p.name() << " " << p.toString() 
    //         << "  size: " << m_vhka.size() << endmsg;
    for (auto &a : m_vhka) {
      std::vector<SG::VarHandleKey*> keys = a->keys();
      for (auto k : keys) {
        k->setOwner(this);
      }
    }
  }

◆ weight_event()

void ChargedTracksWeightFilter::weight_event ( double weight )

private

modify the event weight by weight

Definition at line 184 of file ChargedTracksWeightFilter.cxx.

                                                          {
  if (weight == 0.) return;
  for (auto event : *(events())){
    if(!event) continue;
 
    if (event->weights().empty()) {
      event->weights().push_back( 1/weight );
    } else {
      for (auto & w: event-> weights()) {
        w /= weight;
      }
    }
  }
}

Member Data Documentation

◆ m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default).

Definition at line 393 of file AthCommonDataStore.h.

◆ m_EtaRange

double ChargedTracksWeightFilter::m_EtaRange

private

Definition at line 71 of file ChargedTracksWeightFilter.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_evtStore

privateinherited

Pointer to StoreGate (event store by default).

Definition at line 390 of file AthCommonDataStore.h.

◆ m_extendedExtraObjects

DataObjIDColl AthAlgorithm::m_extendedExtraObjects

privateinherited

Definition at line 114 of file AthAlgorithm.h.

◆ m_keepAll

bool GenFilter::m_keepAll

protectedinherited

Definition at line 66 of file GenFilter.h.

◆ m_mcEventKey

std::string GenBase::m_mcEventKey {}

protectedinherited

StoreGate key for the MC event collection (defaults to GEN_EVENT).

Definition at line 134 of file GenBase.h.

134{};

◆ m_mcevents_const

SG::ReadHandleKey<McEventCollection> GenBase::m_mcevents_const { this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" }

privateinherited

Const handle to the MC event collection.

Definition at line 145 of file GenBase.h.

145{ this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" };

◆ m_min_weight

double ChargedTracksWeightFilter::m_min_weight = 0

private

Definition at line 85 of file ChargedTracksWeightFilter.h.

◆ m_mkMcEvent

BooleanProperty GenBase::m_mkMcEvent {this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"}

protectedinherited

Flag to determine if a new MC event collection should be made if it doesn't exist.

Definition at line 136 of file GenBase.h.

136{this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"};

◆ m_nchmax

int ChargedTracksWeightFilter::m_nchmax

private

Definition at line 77 of file ChargedTracksWeightFilter.h.

◆ m_nchmin

int ChargedTracksWeightFilter::m_nchmin

private

Definition at line 74 of file ChargedTracksWeightFilter.h.

◆ m_nevents_accepted

double ChargedTracksWeightFilter::m_nevents_accepted = 0

private

Number of events passing weight-filtering (weighted, origin weight).

Definition at line 90 of file ChargedTracksWeightFilter.h.

◆ m_nevents_selected

double ChargedTracksWeightFilter::m_nevents_selected = 0

private

Number of events passing selection (weighted, orig weight).

Definition at line 88 of file ChargedTracksWeightFilter.h.

◆ m_nFail

int GenFilter::m_nFail

protectedinherited

Definition at line 64 of file GenFilter.h.

◆ m_nNeeded

int GenFilter::m_nNeeded

protectedinherited

Definition at line 65 of file GenFilter.h.

◆ m_nPass

int GenFilter::m_nPass

protectedinherited

Definition at line 63 of file GenFilter.h.

◆ m_ppSvc

ServiceHandle<IPartPropSvc> GenBase::m_ppSvc {this, "PartPropSvc", "PartPropSvc"}

privateinherited

Handle on the particle property service.

Definition at line 142 of file GenBase.h.

142{this, "PartPropSvc", "PartPropSvc"};

◆ m_Ptmin

double ChargedTracksWeightFilter::m_Ptmin

private

Definition at line 68 of file ChargedTracksWeightFilter.h.

◆ m_rndmSvc

ServiceHandle<IAthRNGSvc> ChargedTracksWeightFilter::m_rndmSvc {this, "RndmSvc", "AthRNGSvc"}

private

Rndm generator service.

Definition at line 65 of file ChargedTracksWeightFilter.h.

65{this, "RndmSvc", "AthRNGSvc"};

◆ m_spline

Spline ChargedTracksWeightFilter::m_spline

private

Definition at line 79 of file ChargedTracksWeightFilter.h.

◆ m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

std::vector<SG::VarHandleKeyArray*> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_vhka

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

◆ m_weight_fun_x

std::vector<double> ChargedTracksWeightFilter::m_weight_fun_x

private

Spline points.

Definition at line 82 of file ChargedTracksWeightFilter.h.

◆ m_weight_fun_y

std::vector<double> ChargedTracksWeightFilter::m_weight_fun_y

private

Definition at line 83 of file ChargedTracksWeightFilter.h.

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

Classes

Public Member Functions

Protected Member Functions

Protected Attributes

Private Types

Private Member Functions

Private Attributes

Properties

Detailed Description

Member Typedef Documentation

◆ StoreGateSvc_t

Constructor & Destructor Documentation

◆ ChargedTracksWeightFilter()

Member Function Documentation

◆ ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

◆ ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

◆ declareGaudiProperty()

◆ declareProperty()

◆ detStore()

◆ event_const()

◆ event_weight()

◆ events_const()

◆ evtStore()

◆ execute()

◆ extraDeps_update_handler()

◆ extraOutputDeps()

◆ filterEvent()

◆ filterFinalize()

◆ filterInitialize()

◆ filterPassed() [1/2]

◆ filterPassed() [2/2]

◆ finalize()

◆ get_nch_weight()

◆ getContext()

◆ getRandomEngine()

◆ initialize()

◆ inputHandles()

◆ isReEntrant()

◆ keepAll()

◆ msg()

◆ msgLvl()

◆ nFailed()

◆ nNeeded()

◆ nPassed()

◆ outputHandles()

◆ particleData()

◆ particleTable()

◆ partPropSvc()

◆ pdt()

◆ renounce()

◆ renounceArray()

◆ setFilterPassed() [1/2]

◆ setFilterPassed() [2/2]

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

◆ weight_event()

Member Data Documentation

◆ m_detStore

◆ m_EtaRange

◆ m_evtStore

◆ m_extendedExtraObjects

◆ m_keepAll

◆ m_mcEventKey

◆ m_mcevents_const

◆ m_min_weight

◆ m_mkMcEvent

◆ m_nchmax

◆ m_nchmin

◆ m_nevents_accepted

◆ m_nevents_selected

◆ m_nFail

◆ m_nNeeded

◆ m_nPass

◆ m_ppSvc

◆ m_Ptmin

◆ m_rndmSvc

◆ m_spline

◆ m_varHandleArraysDeclared

◆ m_vhka