#include <HepMcFloatWriterTool.h>

Inheritance diagram for HepMcFloatWriterTool:

Collaboration diagram for HepMcFloatWriterTool:

Public Member Functions
	HepMcFloatWriterTool (const std::string &type, const std::string &name, const IInterface *parent)
	Constructor with parameters: More...

virtual	~HepMcFloatWriterTool ()
	Destructor: More...

StatusCode	initialize ()
	Athena Algorithm's Hooks. More...

StatusCode	execute ()

StatusCode	finalize ()

StatusCode	write (const HepMC::GenEvent *evt)
	Process the `HepMC::GenEvent` through the I/O backend. More...

ServiceHandle< StoreGateSvc > &	evtStore ()
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`. More...

const ServiceHandle< StoreGateSvc > &	evtStore () const
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`. More...

const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard `StoreGateSvc/DetectorStore` Returns (kind of) a pointer to the `StoreGateSvc`. More...

virtual StatusCode	sysInitialize () override
	Perform system initialization for an algorithm. More...

virtual StatusCode	sysStart () override
	Handle START transition. More...

virtual std::vector< Gaudi::DataHandle * >	inputHandles () const override
	Return this algorithm's input handles. More...

virtual std::vector< Gaudi::DataHandle * >	outputHandles () const override
	Return this algorithm's output handles. More...

Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Property< T > &t)

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleKey &hndl, const std::string &doc, const SG::VarHandleKeyType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleBase &hndl, const std::string &doc, const SG::VarHandleType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleKeyArray &hndArr, const std::string &doc, const SG::VarHandleKeyArrayType &)

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, T &property, const std::string &doc, const SG::NotHandleType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, T &property, const std::string &doc="none")
	Declare a new Gaudi property. More...

void	updateVHKA (Gaudi::Details::PropertyBase &)

MsgStream &	msg () const

MsgStream &	msg (const MSG::Level lvl) const

bool	msgLvl (const MSG::Level lvl) const

Static Public Member Functions
static const InterfaceID &	interfaceID ()
	I/O operators. More...

Protected Member Functions
	HepMcFloatWriterTool ()
	Default constructor: More...

void	setupBackend (Gaudi::Details::PropertyBase &ioBackendURL)
	Method to configure the back-end to write out the `HepMC::GenEvent`. More...

void	renounceArray (SG::VarHandleKeyArray &handlesArray)
	remove all handles from I/O resolution More...

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. More...

Protected Attributes
StringProperty	m_ioBackendURL
	URL of the I/O back-end (only "ASCII" for now...) glued with the name of the output file name. More...

StringProperty	m_mcEventsName
	Location of the `McEventCollection` to be written out If there is more than 1 `HepMC::GenEvent` in the `McEventCollection` we will send warning messages, and just write the first one. More...

std::ostream *	m_ioBackend
	Abstract base class for the back-end. More...

Private Types
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

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

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleKeyArrayType &)
	specialization for handling Gaudi::Property<SG::VarHandleKeyArray> More...

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleType &)
	specialization for handling Gaudi::Property<SG::VarHandleBase> More...

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &t, const SG::NotHandleType &)
	specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray> More...

Private Attributes
StoreGateSvc_t	m_evtStore
	Pointer to StoreGate (event store by default) More...

StoreGateSvc_t	m_detStore
	Pointer to StoreGate (detector store by default) More...

std::vector< SG::VarHandleKeyArray * >	m_vhka

bool	m_varHandleArraysDeclared

Detailed Description

Definition at line 26 of file HepMcFloatWriterTool.h.

Member Typedef Documentation

◆ StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ HepMcFloatWriterTool() [1/2]

HepMcFloatWriterTool::HepMcFloatWriterTool	(	const std::string &	type,
		const std::string &	name,
		const IInterface *	parent
	)

Constructor with parameters:

Constructors.

Definition at line 33 of file HepMcFloatWriterTool.cxx.

                                                    : 
   AthAlgTool( type, name, parent ),
   m_ioBackend( nullptr )
 {
   //
   // Property declaration
   // 
  
   declareProperty( "Output", 
            m_ioBackendURL = "ascii:hepmc.genevent.txt", 
            "Name of the back-end we'll use to write out the HepMC::GenEvent."
            "\nEx: ascii:hepmc.genevent.txt" );
   m_ioBackendURL.declareUpdateHandler( &HepMcFloatWriterTool::setupBackend,this );
   
   declareProperty( "McEvents",
            m_mcEventsName = "GEN_EVENT",
            "Input location of the McEventCollection to write out" );
  
   declareInterface<IIOHepMcTool>(this);
 }

◆ ~HepMcFloatWriterTool()

HepMcFloatWriterTool::~HepMcFloatWriterTool ( )

virtual

Destructor:

Destructor.

Definition at line 58 of file HepMcFloatWriterTool.cxx.

 { 
   ATH_MSG_DEBUG("Calling destructor");
  
   if ( m_ioBackend ) {
     delete m_ioBackend;
     m_ioBackend = nullptr;
   }
 }

◆ HepMcFloatWriterTool() [2/2]

HepMcFloatWriterTool::HepMcFloatWriterTool ( )

protected

Default constructor:

Member Function Documentation

◆ declareGaudiProperty() [1/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty	(	Gaudi::Property< T > &	hndl,
		const SG::VarHandleKeyArrayType &
	)

inlineprivateinherited

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

Definition at line 170 of file AthCommonDataStore.h.

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

◆ declareGaudiProperty() [2/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty	(	Gaudi::Property< T > &	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());
  
   }

◆ declareGaudiProperty() [3/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty	(	Gaudi::Property< T > &	hndl,
		const SG::VarHandleType &
	)

inlineprivateinherited

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

Definition at line 184 of file AthCommonDataStore.h.

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

◆ declareGaudiProperty() [4/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty	(	Gaudi::Property< T > &	t,
		const SG::NotHandleType &
	)

inlineprivateinherited

specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray>

Definition at line 199 of file AthCommonDataStore.h.

   {
     return PBASE::declareProperty(t);
   }

◆ declareProperty() [1/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty	(	const std::string &	name,
		SG::VarHandleBase &	hndl,
		const std::string &	doc,
		const SG::VarHandleType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
hndl	Object holding the property value.
doc	Documentation string for the property.

This is the version for types that derive from SG::VarHandleBase. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 245 of file AthCommonDataStore.h.

   {
     this->declare(hndl.vhKey());
     hndl.vhKey().setOwner(this);
  
     return PBASE::declareProperty(name,hndl,doc);
   }

◆ declareProperty() [2/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty	(	const std::string &	name,
		SG::VarHandleKey &	hndl,
		const std::string &	doc,
		const SG::VarHandleKeyType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
hndl	Object holding the property value.
doc	Documentation string for the property.

This is the version for types that derive from SG::VarHandleKey. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 221 of file AthCommonDataStore.h.

   {
     this->declare(hndl);
     hndl.setOwner(this);
  
     return PBASE::declareProperty(name,hndl,doc);
   }

◆ declareProperty() [3/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty	(	const std::string &	name,
		SG::VarHandleKeyArray &	hndArr,
		const std::string &	doc,
		const SG::VarHandleKeyArrayType &
	)

inlineinherited

Definition at line 259 of file AthCommonDataStore.h.

   {
  
     // std::ostringstream ost;
     // ost << Algorithm::name() << " VHKA declareProp: " << name 
     //     << " size: " << hndArr.keys().size() 
     //     << " mode: " << hndArr.mode() 
     //     << "  vhka size: " << m_vhka.size()
     //     << "\n";
     // debug() << ost.str() << endmsg;
  
     hndArr.setOwner(this);
     m_vhka.push_back(&hndArr);
  
     Gaudi::Details::PropertyBase* p =  PBASE::declareProperty(name, hndArr, doc);
     if (p != 0) {
       p->declareUpdateHandler(&AthCommonDataStore<PBASE>::updateVHKA, this);
     } else {
       ATH_MSG_ERROR("unable to call declareProperty on VarHandleKeyArray " 
                     << name);
     }
  
     return p;
  
   }

◆ declareProperty() [4/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty	(	const std::string &	name,
		T &	property,
		const std::string &	doc,
		const SG::NotHandleType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
property	Object holding the property value.
doc	Documentation string for the property.

This is the generic version, for types that do not derive from SG::VarHandleKey. It just forwards to the base class version of declareProperty.

Definition at line 333 of file AthCommonDataStore.h.

   {
     return PBASE::declareProperty(name, property, doc);
   }

◆ declareProperty() [5/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty	(	const std::string &	name,
		T &	property,
		const std::string &	doc = `"none"`
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
property	Object holding the property value.
doc	Documentation string for the property.

This dispatches to either the generic declareProperty or the one for VarHandle/Key/KeyArray.

Definition at line 352 of file AthCommonDataStore.h.

   {
     typedef typename SG::HandleClassifier<T>::type htype;
     return declareProperty (name, property, doc, htype());
   }

◆ declareProperty() [6/6]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( Gaudi::Property< T > & 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< AlgTool > >::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; }

◆ evtStore() [1/2]

ServiceHandle<StoreGateSvc>& AthCommonDataStore< AthCommonMsg< AlgTool > >::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; }

◆ evtStore() [2/2]

const ServiceHandle<StoreGateSvc>& AthCommonDataStore< AthCommonMsg< AlgTool > >::evtStore ( ) const

inlineinherited

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

Definition at line 90 of file AthCommonDataStore.h.

90 { return m_evtStore; }

◆ execute()

StatusCode HepMcFloatWriterTool::execute ( )

virtual

Implements IIOHepMcTool.

Definition at line 98 of file HepMcFloatWriterTool.cxx.

 {
   // retrieve the McEventCollection
   const McEventCollection * mcEvts = nullptr;
   if ( evtStore()->retrieve( mcEvts, m_mcEventsName ).isFailure() || nullptr == mcEvts ) {
     ATH_MSG_ERROR("Could not retrieve a McEventCollection at [" << m_mcEventsName << "] !!");
     return StatusCode::FAILURE;
   }
  
   if ( mcEvts->empty() ) {
     ATH_MSG_WARNING("McEventCollection at [" << m_mcEventsName << "] is EMPTY !!");
     return StatusCode::FAILURE;
   }
  
   const HepMC::GenEvent * evt = mcEvts->front();
   if ( !evt ) {
     ATH_MSG_ERROR("Retrieved NULL pointer to HepMC::GenEvent !!");
     return StatusCode::FAILURE;
   }
  
   return write(evt);
 }

◆ extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< AlgTool > >::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

◆ finalize()

StatusCode HepMcFloatWriterTool::finalize ( )

virtual

Implements IIOHepMcTool.

Definition at line 92 of file HepMcFloatWriterTool.cxx.

 {
   ATH_MSG_INFO("Finalizing " << name() << "...");
   return StatusCode::SUCCESS;
 }

◆ initialize()

StatusCode HepMcFloatWriterTool::initialize ( )

virtual

Athena Algorithm's Hooks.

Implements IIOHepMcTool.

Definition at line 70 of file HepMcFloatWriterTool.cxx.

 {
   ATH_MSG_INFO("Initializing " << name() << "...");
  
   // setup backend
   if ( nullptr == m_ioBackend ) {
     setupBackend(m_ioBackendURL);
   }
  
   (*m_ioBackend) << "# epsilon<float> = " 
          << std::numeric_limits<float>::epsilon()
          << "\n"
          << "# dbl precision  = "
          << std::numeric_limits<double>::digits10 + 1
          << "\n"
          << "# flt precision  = "
          << std::numeric_limits<float>::digits10 + 1
          << "\n";
  
   return StatusCode::SUCCESS;
 }

◆ inputHandles()

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

◆ interfaceID()

const InterfaceID & IIOHepMcTool::interfaceID ( )

inlinestaticinherited

I/O operators.

Inline methods:

Definition at line 64 of file IIOHepMcTool.h.

 { 
    return IID_IIOHepMcTool; 
 }

◆ msg() [1/2]

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                 {
     return this->msgStream();
   }

◆ msg() [2/2]

MsgStream& AthCommonMsg< AlgTool >::msg ( const MSG::Level lvl ) const

inlineinherited

Definition at line 27 of file AthCommonMsg.h.

                                                   {
     return this->msgStream(lvl);
   }

◆ msgLvl()

bool AthCommonMsg< AlgTool >::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< AlgTool > >::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.

◆ 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< AlgTool > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

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

◆ renounceArray()

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

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                           {
     handlesArray.renounce();
   }

◆ setupBackend()

void HepMcFloatWriterTool::setupBackend ( Gaudi::Details::PropertyBase & ioBackendURL )

protected

Method to configure the back-end to write out the HepMC::GenEvent.

Non-const methods:

Definition at line 259 of file HepMcFloatWriterTool.cxx.

 {
   // defaults
   std::string protocol = "ascii";
   std::string fileName = "hepmc.genevent.txt";
  
   // reset internal state
   if ( m_ioBackend ) {
     delete m_ioBackend;
     m_ioBackend = nullptr;
   }
  
   // caching URL
   const std::string& url = m_ioBackendURL.value();
   
   std::string::size_type protocolPos = url.find(s_protocolSep);
  
   if ( std::string::npos != protocolPos ) {
     protocol = url.substr( 0, protocolPos );
     fileName = url.substr( protocolPos+1, std::string::npos );
   } else {
     //protocol = "ascii";
     fileName = url;
   }
  
   // get the protocol name in lower cases
   std::transform( protocol.begin(), protocol.end(), protocol.begin(), [](unsigned char c){ return std::tolower(c); } );
   if ( "ascii" == protocol ) {
     m_ioBackend = new std::ofstream( fileName.c_str(), std::ios::out | std::ios::trunc );
  
   } else {
     ATH_MSG_WARNING("UNKNOWN protocol [" << protocol << "] !!" << endmsg << "Will use [ascii] instead...");
     protocol = "ascii";
     m_ioBackend = new std::ofstream( fileName.c_str(), std::ios::out | std::ios::trunc );
   }
   ATH_MSG_DEBUG("Using protocol [" << protocol << "] and write to ["<< fileName << "]");
 }

◆ sysInitialize()

virtual StatusCode AthCommonDataStore< AthCommonMsg< AlgTool > >::sysInitialize ( )

overridevirtualinherited

Perform system initialization for an algorithm.

We override this to declare all the elements of handle key arrays at the end of initialization. See comments on updateVHKA.

Reimplemented in DerivationFramework::CfAthAlgTool, AthCheckedComponent< AthAlgTool >, AthCheckedComponent<::AthAlgTool >, and asg::AsgMetadataTool.

◆ sysStart()

virtual StatusCode AthCommonDataStore< AthCommonMsg< AlgTool > >::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< AlgTool > >::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);
       }
     }
   }

◆ write()

StatusCode HepMcFloatWriterTool::write ( const HepMC::GenEvent * evt )

Process the HepMC::GenEvent through the I/O backend.

Non-const methods:

Definition at line 125 of file HepMcFloatWriterTool.cxx.

 {
   std::ostringstream out;
  
   // precision 8 (# digits following decimal point) is the minimum that
   //  will capture the full information stored in a float
   out.precision( std::numeric_limits<double>::digits10 + 1 );
   // we use decimal to store integers, because it is smaller than hex!
   out.setf(std::ios::dec,std::ios::basefield);
   out.setf(std::ios::scientific,std::ios::floatfield);
  
  
 #ifdef HEPMC3
   long evt_vertices_size=evt->vertices().size();
   std::shared_ptr<HepMC3::DoubleAttribute> A_alphaQCD=evt->attribute<HepMC3::DoubleAttribute>("alphaQCD");
   double  evt_alphaQCD=(A_alphaQCD?(A_alphaQCD->value()):0.0);
   std::shared_ptr<HepMC3::DoubleAttribute> A_alphaQED=evt->attribute<HepMC3::DoubleAttribute>("alphaQED");
   double  evt_alphaQED=(A_alphaQED?(A_alphaQED->value()):0.0);
   std::shared_ptr<HepMC3::DoubleAttribute> A_event_scale=evt->attribute<HepMC3::DoubleAttribute>("event_scale");
   double  evt_event_scale=(A_event_scale?(A_event_scale->value()):0.0);
   std::shared_ptr<HepMC3::VectorLongIntAttribute> A_random_states=evt->attribute<HepMC3::VectorLongIntAttribute>("random_states");
   std::vector<long int> random_states=(A_random_states?(A_random_states->value()):std::vector<long int>());
   long random_states_size=random_states.size();
 #else 
   long evt_vertices_size=evt->vertices_size();
   double  evt_alphaQCD=evt->alphaQCD();
   double  evt_alphaQED=evt->alphaQED();
   double  evt_event_scale=evt->event_scale();
   std::vector<long int> random_states=evt->random_states();
   long random_states_size=random_states.size();
 #endif
   out << "# -- GenEvent -->\n";
   out << "#" << evt->event_number() 
       << " " << evt_event_scale 
       << " " << evt_alphaQCD 
       << " " << evt_alphaQED
       << " " << HepMC::signal_process_id(evt)
       << " " << ( HepMC::signal_process_vertex(evt) ? HepMC::barcode(HepMC::signal_process_vertex(evt)) : 0 )
       << " " << evt_vertices_size
       << " " << random_states_size
       << "\n";
   out << "#";
   std::copy( random_states.begin(), random_states.end(), std::ostream_iterator<long int>(out, " ") );
   out << evt->weights().size() << "\n";
  
   out << "#";
   std::copy( evt->weights().begin(), evt->weights().end(), std::ostream_iterator<double>(out, " ") );
   out << '\n';
  
   out << "#-- particles --\n";
   for (const auto& p: *evt) {
     if ( p ) {
       out << "# " << HepMC::barcode(p) << " " << p->pdg_id() << "\n";
       
       const HepMC::FourVector mom = p->momentum();
       std::ostringstream buf;
       buf.precision( std::numeric_limits<float>::digits10 + 1 );
       buf.setf(std::ios::dec,std::ios::basefield);
       buf.setf(std::ios::scientific,std::ios::floatfield);
       
       const float px = static_cast<float>(mom.px());
       const float py = static_cast<float>(mom.py());
       const float pz = static_cast<float>(mom.pz());
       const float m  = static_cast<float>(mom.m());
       const float e  = static_cast<float>(std::sqrt( std::pow( px, 2 ) + std::pow( py, 2 ) + std::pow( pz, 2 ) + std::pow( m,  2 ) ) );
       buf << px << " " << py << " " << pz << " " << e   << " " << m   << "\n";
  
       out << buf.str();
       auto pol=HepMC::polarization(p);
       out << "# "<< p->status() 
       << " " << pol.theta()
       << " " << pol.phi()
       << " " << ( p->end_vertex() ? HepMC::barcode(p->end_vertex()) : 0 )
       << " " << HepMC::flow(p) 
       << "\n";
     }
   }
  
   out << "#-- vertices -- \n";
 #ifdef HEPMC3
   for (const auto& v: evt->vertices()) {
     if ( v ) { 
       out << "# " << HepMC::barcode(v) << " " << v->status() << "\n";
       const HepMC::FourVector pos = v->position();
       std::ostringstream buf;
       buf.precision( std::numeric_limits<float>::digits10 + 1 );
       buf.setf(std::ios::dec,std::ios::basefield);
       buf.setf(std::ios::scientific,std::ios::floatfield);
       
       buf << pos.x() << " " << pos.y() << " " << pos.z() << " "  << pos.t() << "\n";
  
       out << buf.str();
       out << "#";
       std::string svertexeights("1.0"); 
       auto vertexeights=v->attribute<HepMC3::VectorDoubleAttribute>("weights");
       if (vertexeights) vertexeights->to_string(svertexeights);
       out << svertexeights;
       out << '\n';
     }
 #else
   for ( HepMC::GenEvent::vertex_const_iterator 
       i    = evt->vertices_begin(),
       iEnd = evt->vertices_end();
     i != iEnd;
     ++i ) {
     const HepMC::GenVertex * v = *i;
     if ( v ) {
       out << "# " << v->barcode() << " " << v->id() << "\n";
  
       const HepMC::FourVector pos = v->position();
       std::ostringstream buf;
       buf.precision( std::numeric_limits<float>::digits10 + 1 );
       buf.setf(std::ios::dec,std::ios::basefield);
       buf.setf(std::ios::scientific,std::ios::floatfield);
       
       buf << pos.x() << " " << pos.y() << " " << pos.z() << " "  << pos.t() << "\n";
  
       out << buf.str();
       out << "#";
       std::copy( v->weights().begin(), v->weights().end(), std::ostream_iterator<double>(out, " ") );
       out << '\n';
     }
 #endif
   }
   out << "#<-- GenEvent --\n";
  
   (*m_ioBackend) << out.str() << std::flush;
   return StatusCode::SUCCESS;
 }

Member Data Documentation

◆ m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< AlgTool > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore

privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_ioBackend

std::ostream* HepMcFloatWriterTool::m_ioBackend

protected

Abstract base class for the back-end.

Definition at line 89 of file HepMcFloatWriterTool.h.

◆ m_ioBackendURL

StringProperty HepMcFloatWriterTool::m_ioBackendURL

protected

URL of the I/O back-end (only "ASCII" for now...) glued with the name of the output file name.

Ex: "ascii:/home/foo/hepmc.txt" If no protocol separator ':' is found, fallback is "ASCII"

Definition at line 79 of file HepMcFloatWriterTool.h.

◆ m_mcEventsName

StringProperty HepMcFloatWriterTool::m_mcEventsName

protected

Location of the McEventCollection to be written out If there is more than 1 HepMC::GenEvent in the McEventCollection we will send warning messages, and just write the first one.

Definition at line 85 of file HepMcFloatWriterTool.h.

◆ m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< AlgTool > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

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

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

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

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ StoreGateSvc_t

Constructor & Destructor Documentation

◆ HepMcFloatWriterTool() [1/2]

◆ ~HepMcFloatWriterTool()

◆ HepMcFloatWriterTool() [2/2]

Member Function Documentation

◆ declareGaudiProperty() [1/4]

◆ declareGaudiProperty() [2/4]

◆ declareGaudiProperty() [3/4]

◆ declareGaudiProperty() [4/4]

◆ declareProperty() [1/6]

◆ declareProperty() [2/6]

◆ declareProperty() [3/6]

◆ declareProperty() [4/6]

◆ declareProperty() [5/6]

◆ declareProperty() [6/6]

◆ detStore()

◆ evtStore() [1/2]

◆ evtStore() [2/2]

◆ execute()

◆ extraDeps_update_handler()

◆ finalize()

◆ initialize()

◆ inputHandles()

◆ interfaceID()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ outputHandles()

◆ renounce()

◆ renounceArray()

◆ setupBackend()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

◆ write()

Member Data Documentation

◆ m_detStore

◆ m_evtStore

◆ m_ioBackend

◆ m_ioBackendURL

◆ m_mcEventsName

◆ m_varHandleArraysDeclared

◆ m_vhka