ROOT::Internal::RDF::RDefineReader Class Reference

Column reader for defined (aka custom) columns.

Definition at line 30 of file RDefineReader.hxx.

Public Member Functions
	RDefineReader (unsigned int slot, RDFDetail::RDefineBase &define, const std::type_info &tid)
Public Member Functions inherited from ROOT::Detail::RDF::RColumnReaderBase
virtual	~RColumnReaderBase ()=default
template<typename T >
T &	Get (Long64_t entry)
	Return the column value for the given entry.

Private Member Functions
void *	GetImpl (Long64_t entry) final

Private Attributes
void *	fCustomValuePtr = nullptr
	Non-owning ptr to the value of a custom column.
RDFDetail::RDefineBase &	fDefine
	Non-owning reference to the node responsible for the custom column. Needed when querying custom values.
unsigned int	fSlot = std::numeric_limits<unsigned int>::max()
	The slot this value belongs to.

#include <ROOT/RDF/RDefineReader.hxx>

Inheritance diagram for ROOT::Internal::RDF::RDefineReader:

Constructor & Destructor Documentation

RDefineReader()

ROOT::Internal::RDF::RDefineReader::RDefineReader ( unsigned int  slot, RDFDetail::RDefineBase &  define, const std::type_info &  tid  )

inline

Definition at line 47 of file RDefineReader.hxx.

Member Function Documentation

GetImpl()

void * ROOT::Internal::RDF::RDefineReader::GetImpl ( Long64_t  entry )

inlinefinalprivatevirtual

Implements ROOT::Detail::RDF::RColumnReaderBase.

Definition at line 40 of file RDefineReader.hxx.

Member Data Documentation

fCustomValuePtr

void* ROOT::Internal::RDF::RDefineReader::fCustomValuePtr = nullptr

private

Non-owning ptr to the value of a custom column.

Definition at line 35 of file RDefineReader.hxx.

fDefine

RDFDetail::RDefineBase& ROOT::Internal::RDF::RDefineReader::fDefine

private

Non-owning reference to the node responsible for the custom column. Needed when querying custom values.

Definition at line 32 of file RDefineReader.hxx.

fSlot

unsigned int ROOT::Internal::RDF::RDefineReader::fSlot = std::numeric_limits<unsigned int>::max()

private

The slot this value belongs to.

Definition at line 38 of file RDefineReader.hxx.

Libraries for ROOT::Internal::RDF::RDefineReader:

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

• tree/dataframe/inc/ROOT/RDF/RDefineReader.hxx