LCIO input event handler for DDEve: Interface class for event I/O. More...

#include <DDEve/LCIOEventHandler.h>

Inheritance diagram for dd4hep::LCIOEventHandler:

Public Types
typedef std::map< std::string, lcio::LCCollection * >	Branches

typedef const void (	HitAccessor_t) (const lcio::LCObject , DDEveHit )

Public Types inherited from dd4hep::EventHandler
enum	CollectionType { NO_COLLECTION =1<<0, PARTICLE_COLLECTION =1<<1, TRACK_COLLECTION =1<<2, CALO_HIT_COLLECTION =1<<3, TRACKER_HIT_COLLECTION =1<<4, HIT_COLLECTION =CALO_HIT_COLLECTION\|TRACKER_HIT_COLLECTION }

typedef std::pair< const char *, size_t >	Collection
	Collection definition: name, size. More...

typedef std::map< std::string, std::vector< Collection > >	TypedEventCollections
	Types collection: collections are grouped by type (class name) More...

Public Member Functions
	LCIOEventHandler ()
	Standard constructor. More...

virtual	~LCIOEventHandler ()
	Default destructor. More...

virtual const TypedEventCollections &	data () const
	Access the map of simulation data collections. More...

std::string	datasourceName () const
	Access the data source name. More...

virtual long	numEvents () const
	Access the number of events on the current input data source (-1 if no data source connected) More...

virtual CollectionType	collectionType (const std::string &collection) const
	Access to the collection type by name. More...

virtual size_t	collectionLoop (const std::string &collection, DDEveHitActor &actor)
	Call functor on hit collection. More...

virtual size_t	collectionLoop (const std::string &collection, DDEveParticleActor &actor)
	Loop over collection and extract particle data. More...

virtual bool	Open (const std::string &type, const std::string &file_name)
	Open new data file. More...

virtual bool	NextEvent ()
	User overloadable function: Load the next event. More...

virtual bool	PreviousEvent ()
	User overloadable function: Load the previous event. More...

virtual bool	GotoEvent (long event_number)
	Goto a specified event in the file. More...

Public Member Functions inherited from dd4hep::EventHandler
	EventHandler ()=default
	Standard constructor. More...

virtual	~EventHandler ()
	Default destructor. More...

virtual bool	hasEvent () const
	Check if an event is present in memory. More...

virtual bool	hasFile () const
	Check if a data file is connected to the handler. More...

	ClassDef (EventHandler, 0)

Protected Attributes
lcio::LCReader *	m_lcReader
	Reference to data file reader. More...

lcio::LCEvent *	m_event
	Reference to the current LCIO event. More...

std::string	m_fileName
	Input file name. More...

Branches	m_branches
	Branch map. More...

TypedEventCollections	m_data
	Data collection map. More...

Protected Attributes inherited from dd4hep::EventHandler
bool	m_hasFile = false
	Flag to indicate that a file is opened. More...

bool	m_hasEvent = false
	Flag to indicate that an event is loaded. More...

Detailed Description

LCIO input event handler for DDEve: Interface class for event I/O.

Author: M.Frank

Version: 1.0

Definition at line 37 of file LCIOEventHandler.h.

Member Typedef Documentation

◆ Branches

typedef std::map<std::string,lcio::LCCollection*> dd4hep::LCIOEventHandler::Branches

Definition at line 39 of file LCIOEventHandler.h.

◆ HitAccessor_t

typedef const void*(* dd4hep::LCIOEventHandler::HitAccessor_t) (const lcio::LCObject *, DDEveHit *)

Definition at line 40 of file LCIOEventHandler.h.

Constructor & Destructor Documentation

◆ LCIOEventHandler()

LCIOEventHandler::LCIOEventHandler ( )

Standard constructor.

Definition at line 75 of file LCIOEventHandler.cpp.

◆ ~LCIOEventHandler()

LCIOEventHandler::~LCIOEventHandler ( )

virtual

Default destructor.

Definition at line 80 of file LCIOEventHandler.cpp.

Member Function Documentation

◆ collectionLoop() [1/2]

size_t LCIOEventHandler::collectionLoop	(	const std::string &	collection,
		DDEveHitActor &	actor
	)

virtual

Call functor on hit collection.

Implements dd4hep::EventHandler.

Definition at line 104 of file LCIOEventHandler.cpp.

◆ collectionLoop() [2/2]

size_t LCIOEventHandler::collectionLoop	(	const std::string &	collection,
		DDEveParticleActor &	actor
	)

virtual

Loop over collection and extract particle data.

Implements dd4hep::EventHandler.

Definition at line 125 of file LCIOEventHandler.cpp.

◆ collectionType()

EventHandler::CollectionType LCIOEventHandler::collectionType ( const std::string & collection ) const

virtual

Access to the collection type by name.

Implements dd4hep::EventHandler.

Definition at line 93 of file LCIOEventHandler.cpp.

◆ data()

virtual const TypedEventCollections& dd4hep::LCIOEventHandler::data ( ) const

inlinevirtual

Access the map of simulation data collections.

Implements dd4hep::EventHandler.

Definition at line 60 of file LCIOEventHandler.h.

◆ datasourceName()

std::string dd4hep::LCIOEventHandler::datasourceName ( ) const

inlinevirtual

Access the data source name.

Implements dd4hep::EventHandler.

Definition at line 62 of file LCIOEventHandler.h.

◆ GotoEvent()

bool LCIOEventHandler::GotoEvent ( long event_number )

virtual

Goto a specified event in the file.

Implements dd4hep::EventHandler.

Definition at line 188 of file LCIOEventHandler.cpp.

◆ NextEvent()

bool LCIOEventHandler::NextEvent ( )

virtual

User overloadable function: Load the next event.

Load the next event.

Implements dd4hep::EventHandler.

Definition at line 158 of file LCIOEventHandler.cpp.

◆ numEvents()

long LCIOEventHandler::numEvents ( ) const

virtual

Access the number of events on the current input data source (-1 if no data source connected)

Implements dd4hep::EventHandler.

Definition at line 85 of file LCIOEventHandler.cpp.

◆ Open()

bool LCIOEventHandler::Open	(	const std::string &	type,
		const std::string &	file_name
	)

virtual

Open new data file.

Implements dd4hep::EventHandler.

Definition at line 146 of file LCIOEventHandler.cpp.

◆ PreviousEvent()

bool LCIOEventHandler::PreviousEvent ( )

virtual

User overloadable function: Load the previous event.

Load the previous event.

Implements dd4hep::EventHandler.

Definition at line 182 of file LCIOEventHandler.cpp.

Member Data Documentation

◆ m_branches

Branches dd4hep::LCIOEventHandler::m_branches

protected

Branch map.

Definition at line 49 of file LCIOEventHandler.h.

◆ m_data

TypedEventCollections dd4hep::LCIOEventHandler::m_data

protected

Data collection map.

Definition at line 51 of file LCIOEventHandler.h.

◆ m_event

lcio::LCEvent* dd4hep::LCIOEventHandler::m_event

protected

Reference to the current LCIO event.

Definition at line 45 of file LCIOEventHandler.h.

◆ m_fileName

std::string dd4hep::LCIOEventHandler::m_fileName

protected

Input file name.

Definition at line 47 of file LCIOEventHandler.h.

◆ m_lcReader

lcio::LCReader* dd4hep::LCIOEventHandler::m_lcReader

protected

Reference to data file reader.

Definition at line 43 of file LCIOEventHandler.h.

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

DDEve/lcio/LCIOEventHandler.h
DDEve/lcio/LCIOEventHandler.cpp

Public Types

Public Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ Branches

◆ HitAccessor_t

Constructor & Destructor Documentation

◆ LCIOEventHandler()

◆ ~LCIOEventHandler()

Member Function Documentation

◆ collectionLoop() [1/2]

◆ collectionLoop() [2/2]

◆ collectionType()

◆ data()

◆ datasourceName()

◆ GotoEvent()

◆ NextEvent()

◆ numEvents()

◆ Open()

◆ PreviousEvent()

Member Data Documentation

◆ m_branches

◆ m_data

◆ m_event

◆ m_fileName

◆ m_lcReader