template<typename F, typename ExtraArgsTag = CustomColExtraArgs::None>
class ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >

Definition at line 45 of file RDefine.hxx.

Public Member Functions
	RDefine (const RDefine &)=delete

	RDefine (std::string_view name, std::string_view type, F expression, const ColumnNames_t &columns, unsigned int nSlots, const RDFInternal::RBookedDefines &defines, const std::map< std::string, std::vector< void * > > &DSValuePtrs, ROOT::RDF::RDataSource *ds)

void	FinaliseSlot (unsigned int slot) final
	Clean-up operations to be performed at the end of a task.

const std::type_info &	GetTypeId () const

void *	GetValuePtr (unsigned int slot) final
	Return the (type-erased) address of the Define'd value for the given processing slot.

void	InitSlot (TTreeReader *r, unsigned int slot) final

RDefine &	operator= (const RDefine &)=delete

void	Update (unsigned int slot, Long64_t entry) final
	Update the value at the address returned by GetValuePtr with the content corresponding to the given entry.

Public Member Functions inherited from ROOT::Detail::RDF::RDefineBase
	RDefineBase (std::string_view name, std::string_view type, unsigned int nSlots, const RDFInternal::RBookedDefines &defines, const std::map< std::string, std::vector< void * > > &DSValuePtrs, ROOT::RDF::RDataSource *ds)

virtual	~RDefineBase ()

unsigned int	GetID () const
	Return the unique identifier of this RDefineBase.

std::string	GetName () const

std::string	GetTypeName () const

RDefineBase &	operator= (const RDefineBase &)=delete

RDefineBase &	operator= (RDefineBase &&)=delete

Private Types
using	ColumnTypes_t = RDFInternal::RemoveFirstTwoParametersIf_t< std::is_same< ExtraArgsTag, SlotAndEntryTag >::value, ColumnTypesTmp_t >

using	ColumnTypesTmp_t = RDFInternal::RemoveFirstParameterIf_t< std::is_same< ExtraArgsTag, SlotTag >::value, FunParamTypes_t >

using	FunParamTypes_t = typename CallableTraits< F >::arg_types

using	NoneTag = CustomColExtraArgs::None

using	ret_type = typename CallableTraits< F >::ret_type

using	SlotAndEntryTag = CustomColExtraArgs::SlotAndEntry

using	SlotTag = CustomColExtraArgs::Slot

using	TypeInd_t = std::make_index_sequence< ColumnTypes_t::list_size >

using	ValuesPerSlot_t = typename std::conditional< std::is_same< ret_type, bool >::value, std::deque< ret_type >, std::vector< ret_type > >::type

Private Member Functions
template<typename... ColTypes, std::size_t... S>
void	UpdateHelper (unsigned int slot, Long64_t entry, TypeList< ColTypes... >, std::index_sequence< S... >, NoneTag)

template<typename... ColTypes, std::size_t... S>
void	UpdateHelper (unsigned int slot, Long64_t entry, TypeList< ColTypes... >, std::index_sequence< S... >, SlotAndEntryTag)

template<typename... ColTypes, std::size_t... S>
void	UpdateHelper (unsigned int slot, Long64_t entry, TypeList< ColTypes... >, std::index_sequence< S... >, SlotTag)

Private Attributes
const ColumnNames_t	fColumnNames

F	fExpression

std::array< bool, ColumnTypes_t::list_size >	fIsDefine
	The nth flag signals whether the nth input column is a custom column or not.

ValuesPerSlot_t	fLastResults

std::vector< std::array< std::unique_ptr< RColumnReaderBase >, ColumnTypes_t::list_size > >	fValues
	Column readers per slot and per input column.

Additional Inherited Members
Static Protected Member Functions inherited from ROOT::Detail::RDF::RDefineBase
static unsigned int	GetNextID ()

Protected Attributes inherited from ROOT::Detail::RDF::RDefineBase
ROOT::RDF::RDataSource *	fDataSource
	non-owning ptr to the RDataSource, if any. Used to retrieve column readers.

RDFInternal::RBookedDefines	fDefines

const std::map< std::string, std::vector< void * > > &	fDSValuePtrs

const unsigned int	fID = GetNextID()
	A unique ID that identifies this custom column.

std::deque< bool >	fIsInitialized

std::vector< Long64_t >	fLastCheckedEntry

const std::string	fName
	The name of the custom column.

unsigned int	fNChildren {0}
	number of nodes of the functional graph hanging from this object

const unsigned int	fNSlots
	number of thread slots used by this node, inherited from parent node.

unsigned int	fNStopsReceived {0}
	number of times that a children node signaled to stop processing entries.

const std::string	fType
	The type of the custom column as a text string.

#include <ROOT/RDF/RDefine.hxx>

Inheritance diagram for ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >:

[legend]

Member Typedef Documentation

◆ ColumnTypes_t

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::ColumnTypes_t = RDFInternal::RemoveFirstTwoParametersIf_t<std::is_same<ExtraArgsTag, SlotAndEntryTag>::value, ColumnTypesTmp_t>

private

Definition at line 54 of file RDefine.hxx.

◆ ColumnTypesTmp_t

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::ColumnTypesTmp_t = RDFInternal::RemoveFirstParameterIf_t<std::is_same<ExtraArgsTag, SlotTag>::value, FunParamTypes_t>

private

Definition at line 52 of file RDefine.hxx.

◆ FunParamTypes_t

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::FunParamTypes_t = typename CallableTraits<F>::arg_types

private

Definition at line 51 of file RDefine.hxx.

◆ NoneTag

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::NoneTag = CustomColExtraArgs::None

private

Definition at line 47 of file RDefine.hxx.

◆ ret_type

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::ret_type = typename CallableTraits<F>::ret_type

private

Definition at line 57 of file RDefine.hxx.

◆ SlotAndEntryTag

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::SlotAndEntryTag = CustomColExtraArgs::SlotAndEntry

private

Definition at line 49 of file RDefine.hxx.

◆ SlotTag

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::SlotTag = CustomColExtraArgs::Slot

private

Definition at line 48 of file RDefine.hxx.

◆ TypeInd_t

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::TypeInd_t = std::make_index_sequence<ColumnTypes_t::list_size>

private

Definition at line 56 of file RDefine.hxx.

◆ ValuesPerSlot_t

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

using ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::ValuesPerSlot_t = typename std::conditional<std::is_same<ret_type, bool>::value, std::deque<ret_type>, std::vector<ret_type> >::type

private

Definition at line 59 of file RDefine.hxx.

Constructor & Destructor Documentation

◆ RDefine() [1/2]

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::RDefine	(	std::string_view	name,
		std::string_view	type,
		F	expression,
		const ColumnNames_t &	columns,
		unsigned int	nSlots,
		const RDFInternal::RBookedDefines &	defines,
		const std::map< std::string, std::vector< void * > > &	DSValuePtrs,
		ROOT::RDF::RDataSource *	ds
	)

inline

Definition at line 104 of file RDefine.hxx.

◆ RDefine() [2/2]

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::RDefine ( const RDefine< F, ExtraArgsTag > & )

delete

Member Function Documentation

◆ FinaliseSlot()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::FinaliseSlot ( unsigned int slot )

inlinefinalvirtual

Clean-up operations to be performed at the end of a task.

Implements ROOT::Detail::RDF::RDefineBase.

Definition at line 148 of file RDefine.hxx.

◆ GetTypeId()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

const std::type_info & ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::GetTypeId ( ) const

inlinevirtual

Implements ROOT::Detail::RDF::RDefineBase.

Definition at line 145 of file RDefine.hxx.

◆ GetValuePtr()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

void * ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::GetValuePtr ( unsigned int slot )

inlinefinalvirtual

Return the (type-erased) address of the Define'd value for the given processing slot.

Implements ROOT::Detail::RDF::RDefineBase.

Definition at line 130 of file RDefine.hxx.

◆ InitSlot()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::InitSlot	(	TTreeReader *	r,
		unsigned int	slot
	)

inlinefinalvirtual

Implements ROOT::Detail::RDF::RDefineBase.

Definition at line 119 of file RDefine.hxx.

◆ operator=()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

RDefine & ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::operator= ( const RDefine< F, ExtraArgsTag > & )

delete

◆ Update()

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::Update	(	unsigned int	slot,
		Long64_t	entry
	)

inlinefinalvirtual

Update the value at the address returned by GetValuePtr with the content corresponding to the given entry.

Implements ROOT::Detail::RDF::RDefineBase.

Definition at line 136 of file RDefine.hxx.

◆ UpdateHelper() [1/3]

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

template<typename... ColTypes, std::size_t... S>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::UpdateHelper	(	unsigned int	slot,
		Long64_t	entry,
		TypeList< ColTypes... >	,
		std::index_sequence< S... >	,
		NoneTag
	)

inlineprivate

Definition at line 73 of file RDefine.hxx.

◆ UpdateHelper() [2/3]

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

template<typename... ColTypes, std::size_t... S>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::UpdateHelper	(	unsigned int	slot,
		Long64_t	entry,
		TypeList< ColTypes... >	,
		std::index_sequence< S... >	,
		SlotAndEntryTag
	)

inlineprivate

Definition at line 94 of file RDefine.hxx.

◆ UpdateHelper() [3/3]

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

template<typename... ColTypes, std::size_t... S>

void ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::UpdateHelper	(	unsigned int	slot,
		Long64_t	entry,
		TypeList< ColTypes... >	,
		std::index_sequence< S... >	,
		SlotTag
	)

inlineprivate

Definition at line 83 of file RDefine.hxx.

Member Data Documentation

◆ fColumnNames

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

const ColumnNames_t ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::fColumnNames

private

Definition at line 63 of file RDefine.hxx.

◆ fExpression

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

F ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::fExpression

private

Definition at line 62 of file RDefine.hxx.

◆ fIsDefine

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

std::array<bool, ColumnTypes_t::list_size> ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::fIsDefine

private

The nth flag signals whether the nth input column is a custom column or not.

Definition at line 70 of file RDefine.hxx.

◆ fLastResults

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

ValuesPerSlot_t ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::fLastResults

private

Definition at line 64 of file RDefine.hxx.

◆ fValues

template<typename F , typename ExtraArgsTag = CustomColExtraArgs::None>

std::vector<std::array<std::unique_ptr<RColumnReaderBase>, ColumnTypes_t::list_size> > ROOT::Detail::RDF::RDefine< F, ExtraArgsTag >::fValues

private

Column readers per slot and per input column.

Definition at line 67 of file RDefine.hxx.

tree/dataframe/inc/ROOT/RDF/RDefine.hxx

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Additional Inherited Members

Member Typedef Documentation

◆ ColumnTypes_t

◆ ColumnTypesTmp_t

◆ FunParamTypes_t

◆ NoneTag

◆ ret_type

◆ SlotAndEntryTag

◆ SlotTag

◆ TypeInd_t

◆ ValuesPerSlot_t

Constructor & Destructor Documentation

◆ RDefine() [1/2]

◆ RDefine() [2/2]

Member Function Documentation

◆ FinaliseSlot()

◆ GetTypeId()

◆ GetValuePtr()

◆ InitSlot()

◆ operator=()

◆ Update()

◆ UpdateHelper() [1/3]

◆ UpdateHelper() [2/3]

◆ UpdateHelper() [3/3]

Member Data Documentation

◆ fColumnNames

◆ fExpression

◆ fIsDefine

◆ fLastResults

◆ fValues