CountHepMC Class Reference

Count the number of events to pass all algorithms/filters. More...

#include <CountHepMC.h>

Inheritance diagram for CountHepMC:

Collaboration diagram for CountHepMC:

Public Member Functions
	CountHepMC (const std::string &name, ISvcLocator *pSvcLocator)
virtual StatusCode	initialize () override
virtual StatusCode	execute () override
virtual StatusCode	finalize () override
virtual void	handle (const Incident &inc) override
virtual StatusCode	sysInitialize () override
	Override sysInitialize.
virtual const DataObjIDColl &	extraOutputDeps () const override
	Return the list of extra output dependencies.
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 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
	Access the current signal event (const)
const McEventCollection *	events_const () const
	Access the current event's McEventCollection (const)
const McEventCollection *	events_const (const EventContext &ctx) 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.

Protected Member Functions
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
Properties
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.

Private Types
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

Private Member Functions
Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
	specialization for handling Gaudi::Property<SG::VarHandleKey>

Private Attributes
ServiceHandle< StoreGateSvc >	m_metaDataStore
uint64_t	m_nPass {0}
uint64_t	m_nCount
uint64_t	m_firstEv
uint32_t	m_newRunNumber
bool	m_corHepMC
bool	m_corEvtID
bool	m_corRunNumber
bool	m_copyRunNumber
std::string	m_inputKeyName
SG::ReadHandleKey< xAOD::EventInfo >	m_inputEvtInfoKey { this, "InputEventInfo", "TMPEvtInfo", "ReadHandleKey for Input xAOD::EventInfo" }
SG::WriteHandleKey< xAOD::EventInfo >	m_outputEvtInfoKey { this, "OutputEventInfo", "EventInfo", "WriteHandleKey for Output xAOD::EventInfo" }
SG::ReadDecorHandleKey< xAOD::EventInfo >	m_mcWeightsKey {this, "mcEventWeightsKey", m_inputEvtInfoKey, "mcEventWeights", "Decoration for MC Event Weights"}
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

Utility event-mangling functions
Todo Replace with HepMC units when available
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.
void	GeVToMeV (HepMC::GenEvent *evt)
	Scale event energies/momenta by x 1000.
void	MeVToGeV (HepMC::GenEvent *evt)
	Scale event energies/momenta by x 1/1000.
void	cmTomm (HepMC::GenEvent *evt)
	Scale event lengths by x 10.
void	mmTocm (HepMC::GenEvent *evt)
	Scale event lengths by x 1/10.

Detailed Description

Count the number of events to pass all algorithms/filters.

CountHepMC counts the number of events to pass algs in the evgen production chain. It signals to the AthenaEventLoopMgr service when the requested number of events are produced.

Definition at line 25 of file CountHepMC.h.

Member Typedef Documentation

StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

CountHepMC()

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

Definition at line 30 of file CountHepMC.cxx.

                                                                      :
  GenBase(name, pSvcLocator)
{
  declareProperty("RequestedOutput", m_nCount=5000);
  declareProperty("FirstEvent",      m_firstEv=1);
  declareProperty("CorrectHepMC",    m_corHepMC=false);
  declareProperty("CorrectEventID",  m_corEvtID=false);
  declareProperty("CorrectRunNumber", m_corRunNumber=false);
  declareProperty("NewRunNumber",    m_newRunNumber=999999);
  declareProperty("CopyRunNumber",   m_copyRunNumber=true);
  declareProperty("inputKeyName", m_inputKeyName = "GEN_EVENT");
}

Member Function Documentation

ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

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());
  }

ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

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.

cmTomm()

void GenBase::cmTomm ( HepMC::GenEvent * evt )

protectedinherited

Scale event lengths by x 10.

Definition at line 78 of file GenBase.cxx.

                                       {
  for (HepMC::GenEvent::vertex_iterator vtx = evt->vertices_begin(); vtx != evt->vertices_end(); ++vtx) {
    const HepMC::FourVector fv((*vtx)->position().x() * 10,
                               (*vtx)->position().y() * 10,
                               (*vtx)->position().z() * 10,
                               (*vtx)->position().t() * 10);
    (*vtx)->set_position(fv);
  }
}

declareGaudiProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< 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< 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< Algorithm > >::detStore ( ) const

inlineinherited

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

Definition at line 95 of file AthCommonDataStore.h.

{ return m_detStore; }

event_const()

const HepMC::GenEvent * GenBase::event_const ( ) const

inlineinherited

Access the current signal event (const)

Definition at line 83 of file GenBase.h.

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

events_const() [1/2]

const McEventCollection * GenBase::events_const ( ) const

inlineinherited

Access the current event's McEventCollection (const)

Definition at line 96 of file GenBase.h.

                                                {
    return events_const( getContext() );
  }

events_const() [2/2]

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

inlineinherited

Definition at line 99 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< Algorithm > >::evtStore ( )

inlineinherited

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

Definition at line 85 of file AthCommonDataStore.h.

{ return m_evtStore; }

execute()

StatusCode CountHepMC::execute ( )

overridevirtual

Todo

Replace the old event ?

crash the run if event number gets above 32bit int.

Reimplemented from GenBase.

Definition at line 64 of file CountHepMC.cxx.

                               {

  m_nPass++;
  ATH_MSG_DEBUG("Current count = " << m_nPass);
  ATH_MSG_DEBUG("Options for HepMC event number, EvtID event number, EvtID run number = " << m_corHepMC << ", " << m_corEvtID << ", " << m_corRunNumber );
  // Fix the event number
  long long int newnum = m_nPass + m_firstEv - 1;
  if (newnum<=0){
    ATH_MSG_ERROR("Event number must be positive-definite; " << newnum << " is not allowed");
    return StatusCode::FAILURE;
  }
 
#ifndef HEPMC3
   constexpr long long int max32 = std::pow(2, 31) - 1;
   if (newnum >= max32) {
      ATH_MSG_ERROR("Event number " << newnum << " exceeds 32bit limit. In HepMC2 it is not allowed.");
      return StatusCode::FAILURE;
  }
#else
// Temporary solution to suppress the Warnings from HepMC3 printed for every event. 
// Will be removed when generators authors fix the way they fill the x-section or when we switch to a new HepMC3 version , where the printout is limited.
   if (m_nPass == 100) {
      ATH_MSG_INFO("After " << m_nPass << " events we switch off HepMC3 warnings to avoid blowing up logs.");
      HepMC3::Setup::set_print_warnings(false);
      }
#endif
 
  if (m_corHepMC) {
    std::string   key = m_inputKeyName;
    // retrieve event from Transient Store (Storegate)
    const McEventCollection* oldmcEvtColl=0;
    if (evtStore()->retrieve(oldmcEvtColl, key).isSuccess()){
      McEventCollection* newmcEvtColl = new McEventCollection(*oldmcEvtColl);
      McEventCollection::iterator evt = newmcEvtColl->begin();
      HepMC::GenEvent* hepMC = *evt;
      HepMC::set_ll_event_number(hepMC, newnum);
      CHECK(evtStore()->overwrite( newmcEvtColl, key));
    }
    else{
      ATH_MSG_ERROR("No McEventCollection object found");
      return StatusCode::SUCCESS;
    }
  }
 
  xAOD::EventInfo* outputEvtInfo{nullptr};
  int inpRunNumber{-1};
  if(m_corEvtID||m_corRunNumber||m_copyRunNumber) {
    SG::ReadHandle<xAOD::EventInfo> inputEvtInfoHandle(m_inputEvtInfoKey);
    SG::WriteHandle<xAOD::EventInfo> outputEvtInfoHandle(m_outputEvtInfoKey);
    ATH_CHECK(outputEvtInfoHandle.record(std::make_unique<xAOD::EventInfo>(), std::make_unique<xAOD::EventAuxInfo>()));
 
    outputEvtInfo = outputEvtInfoHandle.ptr();
    *outputEvtInfo = *inputEvtInfoHandle;
 
    // This is sometimes marked as a decoration in the source, meaning
    // it won't get copied by the assignment above.  Make sure it
    // gets copied.
    outputEvtInfo->setMCEventWeights (inputEvtInfoHandle->mcEventWeights());
 
    inpRunNumber = inputEvtInfoHandle->runNumber();
    if(!m_mcWeightsKey.empty()) {
      SG::ReadDecorHandle<xAOD::EventInfo,std::vector<float>> mcWeights(m_mcWeightsKey);
      outputEvtInfo->setMCEventWeights(mcWeights(0));
    }
  }
 
  if (m_corEvtID) {
    // Change the EventID in the eventinfo header
    const EventInfo* pInputEvt(nullptr);
    if (evtStore()->retrieve(pInputEvt).isSuccess()) {
      assert(pInputEvt);
      EventID* eventID = const_cast<EventID*>(pInputEvt->event_ID());
      eventID->set_event_number(newnum);
      ATH_MSG_DEBUG("Set new event number in event_ID");
    } else {
      ATH_MSG_ERROR("No EventInfo object found");
      return StatusCode::SUCCESS;
    }
 
    outputEvtInfo->setEventNumber(newnum);
  }
 
 
  // Copy generation run number into mc channel number
  if (m_copyRunNumber) {
    // Legacy Event Info
    const EventInfo* pInputEvt(nullptr);
    if (evtStore()->retrieve(pInputEvt).isSuccess()) {
      assert(pInputEvt);
 
      unsigned int run_number = pInputEvt->event_ID()->run_number();
 
      EventType* eventType = const_cast<EventType*>(pInputEvt->event_type());
      eventType->set_mc_channel_number(run_number);
      eventType->set_mc_event_number  (newnum);
 
      ATH_MSG_DEBUG("Copied run number into mc channel number: " << run_number);
    } else {
      ATH_MSG_ERROR("No EventInfo object found");
      return StatusCode::FAILURE;
    }
 
    // xAOD::EventInfo
    outputEvtInfo->setMCChannelNumber(inpRunNumber);
    outputEvtInfo->setMCEventNumber(newnum);
    outputEvtInfo->setEventNumber(newnum);
  }
 
 
  if (m_corRunNumber) {
    // Change the EventID in the eventinfo header
    const EventInfo* pInputEvt(nullptr);
    unsigned int oldRunNumber = 0;
    if (evtStore()->retrieve(pInputEvt).isSuccess()) {
      assert(pInputEvt);
      EventID* eventID = const_cast<EventID*>(pInputEvt->event_ID());
      oldRunNumber = eventID->run_number();
      eventID->set_run_number(m_newRunNumber);
      ATH_MSG_DEBUG("Set new run number in event_ID " << m_newRunNumber);
 
      // also set the MC channel number
      EventType* event_type = const_cast<EventType*>(pInputEvt->event_type());
      event_type->set_mc_channel_number(m_newRunNumber);
      ATH_MSG_DEBUG("Set new MC channel number " << event_type->mc_channel_number());
    } else {
      ATH_MSG_ERROR("No EventInfo object found");
      return StatusCode::SUCCESS;
    }
 
    oldRunNumber = outputEvtInfo->runNumber();
    outputEvtInfo->setRunNumber(m_newRunNumber);
    outputEvtInfo->setMCChannelNumber(m_newRunNumber);
 
    {
      // change the channel number where /Generation/Parameters are found
      auto newChannelNumber =
    static_cast< CondAttrListCollection::ChanNum >(m_newRunNumber);
      auto oldChannelNumber =
    static_cast< CondAttrListCollection::ChanNum >(oldRunNumber);
 
      const char* key = "/Generation/Parameters";
      const IOVMetaDataContainer * iovContainer = nullptr;
      if (m_metaDataStore->retrieve(iovContainer, key).isSuccess()
          && iovContainer) {
        // get a hold of the payload
        const IOVPayloadContainer * payloadContainer =
            iovContainer->payloadContainer();
 
        // Grab the attribute list
        for (CondAttrListCollection* collection : *payloadContainer) {
          for(unsigned int index = 0; index < collection->size(); ++index) {
            if (collection->chanNum(index) != oldChannelNumber) {
              ATH_MSG_INFO("Not updating \"" << key << "\" on channel number "
                           << collection->chanNum(index));
              continue;
            }
 
            if (collection->fixChanNum(oldChannelNumber, newChannelNumber))
              ATH_MSG_INFO("Updated \"" << key << "\" channel number from "
                           << oldChannelNumber << " to " << newChannelNumber);
            else
              ATH_MSG_ERROR("Channel number update from " << oldChannelNumber
                            << " to " << newChannelNumber << " on \"" << key
                            << "\" FAILED");
          }
        }
 
        {
          // Update the MC channel number in the "/TagInfo"
          const char* key = "/TagInfo";
          const IOVMetaDataContainer * iovContainer = nullptr;
          if (m_metaDataStore->retrieve(iovContainer, key).isSuccess()
              && iovContainer) {
            // get a hold of the payload
            const IOVPayloadContainer * payloadContainer =
              iovContainer->payloadContainer();
 
            // Grab the attribute list
            for (CondAttrListCollection* collection : *payloadContainer) {
              for (auto pair : *collection) {
                // pair is a pair of Channel number and AttributeList
                if (pair.second.exists("mc_channel_number")) {
                  try {
                    pair.second["mc_channel_number"].setValue(
                      std::to_string(m_newRunNumber));
                    ATH_MSG_INFO("Updated \"" << key << "\" mc_channel_number"
                                 << " to " << m_newRunNumber);
                  } catch (std::exception&) {
                    try {
                      pair.second["mc_channel_number"].setValue(m_newRunNumber);
                      ATH_MSG_INFO("Updated \"" << key << "\" mc_channel_number"
                                   << " to " << m_newRunNumber);
                    } catch (std::exception&) {
                      ATH_MSG_ERROR("mc_channel_number update from to "
                                    << m_newRunNumber << " on \"" << key
                                    << "\" FAILED");
                    }
                  }
                }
              }
            }
          }
        }
      } else {
        ATH_MSG_INFO("Could not retrieve \"" << key << "\" from MetaDataStore");
      }
    }
  }
 
 
  if (m_nPass == m_nCount) {
    ATH_MSG_INFO("Stopping the event processing...." << m_nPass << "/" << m_nCount);
    // Try the MP ELM first
    SmartIF<IEventProcessor> apm(serviceLocator()->service("AthMpEvtLoopMgr", /*createIf*/false));
    if(apm) {
      ATH_CHECK(apm->stopRun());
    }
    else {
      apm = serviceLocator()->service("AthenaEventLoopMgr", /*createIf*/false);
      if (apm) {
        ATH_CHECK(apm->stopRun());
      }
      else {
        ATH_MSG_WARNING("No EventLoop Manager found ");
      }
    }
  }
 
  return StatusCode::SUCCESS;
}

extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< 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();
}

finalize()

StatusCode CountHepMC::finalize ( )

overridevirtual

Definition at line 298 of file CountHepMC.cxx.

                                {
  ATH_MSG_INFO("Events passing all checks and written = " << m_nPass);
  return StatusCode::SUCCESS;
}

GeVToMeV()

void GenBase::GeVToMeV ( HepMC::GenEvent * evt )

protectedinherited

Scale event energies/momenta by x 1000.

Todo

Add HepMC units awareness and do it differently when HepMC provides this functionality directly (and reference-based FourVector accessors)

Definition at line 58 of file GenBase.cxx.

                                         {
  for (HepMC::GenEvent::particle_iterator p = evt->particles_begin(); p != evt->particles_end(); ++p) {
    const HepMC::FourVector fv((*p)->momentum().px() * 1000,
                               (*p)->momentum().py() * 1000,
                               (*p)->momentum().pz() * 1000,
                               (*p)->momentum().e()  * 1000);
    (*p)->set_momentum(fv);
    (*p)->set_generated_mass(1000 * (*p)->generated_mass());
  }
}

handle()

void CountHepMC::handle ( const Incident & inc )

overridevirtual

Definition at line 303 of file CountHepMC.cxx.

                                           {
  using AfterForkInc = AthenaInterprocess::UpdateAfterFork;
  if(inc.type()==AfterForkInc::type()) {
    int nProcs= Gaudi::Concurrency::ConcurrencyFlags::numProcs();
    const AfterForkInc* afInc = dynamic_cast<const AfterForkInc*>(&inc);
    if(afInc) {
      int rem = m_nCount%nProcs;
      m_nCount = m_nCount/nProcs
    + (afInc->workerID() <= rem-1 ? 1 : 0);
    }
    else {
      ATH_MSG_ERROR("Failed to dyn-cast the incident to UpdateAfterFork!");
      throw std::runtime_error("Wrong incident type handled by CountHepMC");
    }
  }
}

initialize()

StatusCode CountHepMC::initialize ( )

overridevirtual

Reimplemented from GenBase.

Definition at line 43 of file CountHepMC.cxx.

{
  ATH_CHECK(GenBase::initialize());
 
  if(m_corRunNumber) ATH_CHECK(m_metaDataStore.retrieve());
 
  if(m_corEvtID || m_corRunNumber) {
    ATH_CHECK(m_inputEvtInfoKey.initialize());
    ATH_CHECK(m_outputEvtInfoKey.initialize());
    if(!m_mcWeightsKey.empty()) ATH_CHECK(m_mcWeightsKey.initialize());
  }
 
  if(Gaudi::Concurrency::ConcurrencyFlags::numProcs()>0) {
    ServiceHandle<IIncidentSvc> incidentSvc("IncidentSvc",name());
    ATH_CHECK(incidentSvc.retrieve());
    incidentSvc->addListener(this, AthenaInterprocess::UpdateAfterFork::type());
  }
 
  return StatusCode::SUCCESS;
}

inputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< 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.

MeVToGeV()

void GenBase::MeVToGeV ( HepMC::GenEvent * evt )

protectedinherited

Scale event energies/momenta by x 1/1000.

Definition at line 68 of file GenBase.cxx.

                                         {
  for (HepMC::GenEvent::particle_iterator p = evt->particles_begin(); p != evt->particles_end(); ++p) {
    const HepMC::FourVector fv((*p)->momentum().px() / 1000,
                               (*p)->momentum().py() / 1000,
                               (*p)->momentum().pz() / 1000,
                               (*p)->momentum().e()  / 1000);
    (*p)->set_momentum(fv);
    (*p)->set_generated_mass((*p)->generated_mass() / 1000);
  }
}

mmTocm()

void GenBase::mmTocm ( HepMC::GenEvent * evt )

protectedinherited

Scale event lengths by x 1/10.

Definition at line 87 of file GenBase.cxx.

                                       {
  for (HepMC::GenEvent::vertex_iterator vtx = evt->vertices_begin(); vtx != evt->vertices_end(); ++vtx) {
    const HepMC::FourVector fv((*vtx)->position().x() / 10,
                               (*vtx)->position().y() / 10,
                               (*vtx)->position().z() / 10,
                               (*vtx)->position().t() / 10);
    (*vtx)->set_position(fv);
  }
}

msg()

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                {
    return this->msgStream();
  }

msgLvl()

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

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                               {
    return this->msgLevel(lvl);
  }

outputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< 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 126 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 118 of file GenBase.h.

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

partPropSvc()

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

inlineinherited

Access the particle property service.

Definition at line 113 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 123 of file GenBase.h.

{ return particleTable(); }

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< Algorithm > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

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

renounceArray()

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

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                          {
    handlesArray.renounce();
  }

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< 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< 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< 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);
      }
    }
  }

Member Data Documentation

m_copyRunNumber

bool CountHepMC::m_copyRunNumber

private

Definition at line 50 of file CountHepMC.h.

m_corEvtID

bool CountHepMC::m_corEvtID

private

Definition at line 48 of file CountHepMC.h.

m_corHepMC

bool CountHepMC::m_corHepMC

private

Definition at line 47 of file CountHepMC.h.

m_corRunNumber

bool CountHepMC::m_corRunNumber

private

Definition at line 49 of file CountHepMC.h.

m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Algorithm > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< 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 79 of file AthAlgorithm.h.

m_firstEv

uint64_t CountHepMC::m_firstEv

private

Definition at line 44 of file CountHepMC.h.

m_inputEvtInfoKey

SG::ReadHandleKey<xAOD::EventInfo> CountHepMC::m_inputEvtInfoKey { this, "InputEventInfo", "TMPEvtInfo", "ReadHandleKey for Input xAOD::EventInfo" }

private

Definition at line 53 of file CountHepMC.h.

{ this, "InputEventInfo",  "TMPEvtInfo", "ReadHandleKey for Input xAOD::EventInfo" };

m_inputKeyName

std::string CountHepMC::m_inputKeyName

private

Definition at line 51 of file CountHepMC.h.

m_mcEventKey

std::string GenBase::m_mcEventKey {}

protectedinherited

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

Definition at line 137 of file GenBase.h.

{};

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 163 of file GenBase.h.

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

m_mcWeightsKey

SG::ReadDecorHandleKey<xAOD::EventInfo> CountHepMC::m_mcWeightsKey {this, "mcEventWeightsKey", m_inputEvtInfoKey, "mcEventWeights", "Decoration for MC Event Weights"}

private

Definition at line 56 of file CountHepMC.h.

{this, "mcEventWeightsKey", m_inputEvtInfoKey, "mcEventWeights", "Decoration for MC Event Weights"};

m_metaDataStore

ServiceHandle< StoreGateSvc > CountHepMC::m_metaDataStore

private

Initial value:

{
    "StoreGateSvc/MetaDataStore", name()}

Definition at line 39 of file CountHepMC.h.

                                               {
    "StoreGateSvc/MetaDataStore", name()};

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 139 of file GenBase.h.

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

m_nCount

uint64_t CountHepMC::m_nCount

private

Definition at line 42 of file CountHepMC.h.

m_newRunNumber

uint32_t CountHepMC::m_newRunNumber

private

Definition at line 45 of file CountHepMC.h.

m_nPass

uint64_t CountHepMC::m_nPass {0}

private

Definition at line 41 of file CountHepMC.h.

{0};

m_outputEvtInfoKey

SG::WriteHandleKey<xAOD::EventInfo> CountHepMC::m_outputEvtInfoKey { this, "OutputEventInfo", "EventInfo", "WriteHandleKey for Output xAOD::EventInfo" }

private

Definition at line 54 of file CountHepMC.h.

{ this, "OutputEventInfo", "EventInfo", "WriteHandleKey for Output xAOD::EventInfo" };

m_ppSvc

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

privateinherited

Handle on the particle property service.

Definition at line 160 of file GenBase.h.

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

m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< Algorithm > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

m_vhka

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

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

---

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

• CountHepMC.h
• CountHepMC.cxx