template<typename F, bool IsSingleColumn>
class ROOT::Internal::RDF::RVariation< F, IsSingleColumn >

Definition at line 148 of file RVariation.hxx.

Public Member Functions
	RVariation (const RVariation &)=delete

	RVariation (const std::vector< std::string > &colNames, std::string_view variationName, F expression, const std::vector< std::string > &variationTags, std::string_view type, const RColumnRegister &defines, RLoopManager &lm, const ColumnNames_t &inputColNames)

	~RVariation ()

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

const std::type_info &	GetTypeId () const final

void *	GetValuePtr (unsigned int slot, const std::string &column, const std::string &variation) final
	Return the (type-erased) address of the value for the given processing slot.

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

RVariation &	operator= (const RVariation &)=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::Internal::RDF::RVariationBase
	RVariationBase (const RVariationBase &)=delete

	RVariationBase (const std::vector< std::string > &colNames, std::string_view variationName, const std::vector< std::string > &variationTags, std::string_view type, const RColumnRegister &colRegister, RLoopManager &lm, const ColumnNames_t &inputColNames)

	RVariationBase (RVariationBase &&)=default

virtual	~RVariationBase ()

const std::vector< std::string > &	GetColumnNames () const

std::string	GetTypeName () const

const std::vector< std::string > &	GetVariationNames () const

RVariationBase &	operator= (const RVariationBase &)=delete

RVariationBase &	operator= (RVariationBase &&)=default

Private Types
using	ColumnTypes_t = typename CallableTraits< F >::arg_types

using	Result_t = std::conditional_t< IsSingleColumn, ROOT::RVec< VariedCol_t >, std::vector< ROOT::RVec< VariedCol_t > > >

using	Ret_t = typename CallableTraits< F >::ret_type

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

using	VariedCol_t = ColumnType_t< IsSingleColumn, Ret_t >

Private Member Functions
template<typename ColType >
auto	GetValueChecked (unsigned int slot, std::size_t readerIdx, Long64_t entry) -> ColType &

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

Private Attributes
F	fExpression

std::vector< Result_t >	fLastResults
	Per-slot storage for varied column values (for one or multiple columns depending on IsSingleColumn).

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

Additional Inherited Members
Protected Attributes inherited from ROOT::Internal::RDF::RVariationBase
std::vector< std::string >	fColNames
	The names of the varied columns.

RColumnRegister	fColumnRegister

ColumnNames_t	fInputColumns

ROOT::RVecB	fIsDefine
	The nth flag signals whether the nth input column is a custom column or not.

std::vector< Long64_t >	fLastCheckedEntry

RLoopManager *	fLoopManager

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

std::vector< std::string >	fVariationNames
	The names of the systematic variation.

#include <ROOT/RDF/RVariation.hxx>

Inheritance diagram for ROOT::Internal::RDF::RVariation< F, IsSingleColumn >:

[legend]

Member Typedef Documentation

◆ ColumnTypes_t

template<typename F , bool IsSingleColumn>

using ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::ColumnTypes_t = typename CallableTraits<F>::arg_types

private

Definition at line 149 of file RVariation.hxx.

◆ Result_t

template<typename F , bool IsSingleColumn>

using ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::Result_t = std::conditional_t<IsSingleColumn, ROOT::RVec<VariedCol_t>, std::vector<ROOT::RVec<VariedCol_t> >>

private

Definition at line 153 of file RVariation.hxx.

◆ Ret_t

template<typename F , bool IsSingleColumn>

using ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::Ret_t = typename CallableTraits<F>::ret_type

private

Definition at line 151 of file RVariation.hxx.

◆ TypeInd_t

template<typename F , bool IsSingleColumn>

using ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::TypeInd_t = std::make_index_sequence<ColumnTypes_t::list_size>

private

Definition at line 150 of file RVariation.hxx.

◆ VariedCol_t

template<typename F , bool IsSingleColumn>

using ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::VariedCol_t = ColumnType_t<IsSingleColumn, Ret_t>

private

Definition at line 152 of file RVariation.hxx.

Constructor & Destructor Documentation

◆ RVariation() [1/2]

template<typename F , bool IsSingleColumn>

ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::RVariation	(	const std::vector< std::string > &	colNames,
		std::string_view	variationName,
		F	expression,
		const std::vector< std::string > &	variationTags,
		std::string_view	type,
		const RColumnRegister &	defines,
		RLoopManager &	lm,
		const ColumnNames_t &	inputColNames
	)

inline

Definition at line 193 of file RVariation.hxx.

◆ RVariation() [2/2]

template<typename F , bool IsSingleColumn>

ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::RVariation ( const RVariation< F, IsSingleColumn > & )

delete

◆ ~RVariation()

template<typename F , bool IsSingleColumn>

ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::~RVariation ( )

inline

Definition at line 209 of file RVariation.hxx.

Member Function Documentation

◆ FinalizeSlot()

template<typename F , bool IsSingleColumn>

void ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::FinalizeSlot ( unsigned int slot )

inlinefinalvirtual

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

Implements ROOT::Internal::RDF::RVariationBase.

Definition at line 245 of file RVariation.hxx.

◆ GetTypeId()

template<typename F , bool IsSingleColumn>

const std::type_info & ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::GetTypeId ( ) const

inlinefinalvirtual

Implements ROOT::Internal::RDF::RVariationBase.

Definition at line 242 of file RVariation.hxx.

◆ GetValueChecked()

template<typename F , bool IsSingleColumn>

template<typename ColType >

auto ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::GetValueChecked	(	unsigned int	slot,
		std::size_t	readerIdx,
		Long64_t	entry
	)		-> ColType &

inlineprivate

Definition at line 163 of file RVariation.hxx.

◆ GetValuePtr()

template<typename F , bool IsSingleColumn>

void * ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::GetValuePtr	(	unsigned int	slot,
		const std::string &	column,
		const std::string &	variation
	)

inlinefinalvirtual

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

Implements ROOT::Internal::RDF::RVariationBase.

Definition at line 219 of file RVariation.hxx.

◆ InitSlot()

template<typename F , bool IsSingleColumn>

void ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::InitSlot	(	TTreeReader *	r,
		unsigned int	slot
	)

inlinefinalvirtual

Implements ROOT::Internal::RDF::RVariationBase.

Definition at line 211 of file RVariation.hxx.

◆ operator=()

template<typename F , bool IsSingleColumn>

RVariation & ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::operator= ( const RVariation< F, IsSingleColumn > & )

delete

◆ Update()

template<typename F , bool IsSingleColumn>

void ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::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::Internal::RDF::RVariationBase.

Definition at line 233 of file RVariation.hxx.

◆ UpdateHelper()

template<typename F , bool IsSingleColumn>

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

void ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::UpdateHelper	(	unsigned int	slot,
		Long64_t	entry,
		TypeList< ColTypes... >	,
		std::index_sequence< S... >
	)

inlineprivate

Definition at line 175 of file RVariation.hxx.

Member Data Documentation

◆ fExpression

template<typename F , bool IsSingleColumn>

F ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::fExpression

private

Definition at line 155 of file RVariation.hxx.

◆ fLastResults

template<typename F , bool IsSingleColumn>

std::vector<Result_t> ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::fLastResults

private

Per-slot storage for varied column values (for one or multiple columns depending on IsSingleColumn).

Definition at line 157 of file RVariation.hxx.

◆ fValues

template<typename F , bool IsSingleColumn>

std::vector<std::array<RColumnReaderBase *, ColumnTypes_t::list_size> > ROOT::Internal::RDF::RVariation< F, IsSingleColumn >::fValues

private

Column readers per slot and per input column.

Definition at line 160 of file RVariation.hxx.

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

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Additional Inherited Members

Member Typedef Documentation

◆ ColumnTypes_t

◆ Result_t

◆ Ret_t

◆ TypeInd_t

◆ VariedCol_t

Constructor & Destructor Documentation

◆ RVariation() [1/2]

◆ RVariation() [2/2]

◆ ~RVariation()

Member Function Documentation

◆ FinalizeSlot()

◆ GetTypeId()

◆ GetValueChecked()

◆ GetValuePtr()

◆ InitSlot()

◆ operator=()

◆ Update()

◆ UpdateHelper()

Member Data Documentation

◆ fExpression

◆ fLastResults

◆ fValues