ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes > Class Template Reference

template<typename... ColTypes>
class ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >

Functor invoked by RDataFrame::Foreach to fill one row of an RFlat2DMatrix.

Definition at line 60 of file RClusterLoader.hxx.

Public Member Functions
	RClusterLoaderFunctor (RFlat2DMatrix &chunkTensor, std::size_t numColumns, const std::vector< std::size_t > &maxVecSizes, float vecPadding, int i, std::size_t rowOffset=0)
void	operator() (const ColTypes &...cols)

Private Member Functions
template<typename T , std::enable_if_t<!ROOT::Internal::RDF::IsDataContainer< T >::value, int > = 0>
void	AssignToTensor (const T &val, int i, int numColumns)
	Copy the content of a column into the current tensor when the column consists of scalar values.
template<typename T , std::enable_if_t< ROOT::Internal::RDF::IsDataContainer< T >::value, int > = 0>
void	AssignToTensor (const T &vec, int i, int numColumns)
	Copy the content of a column into the current tensor when the column consists of vectors.

Private Attributes
RFlat2DMatrix &	fChunkTensor
int	fI
std::vector< std::size_t >	fMaxVecSizes {}
std::size_t	fNumChunkCols
int	fNumColumns
std::size_t	fOffset {}
float	fVecPadding {}
std::size_t	fVecSizeIdx {}

#include <ROOT/ML/RClusterLoader.hxx>

Constructor & Destructor Documentation

RClusterLoaderFunctor()

template<typename... ColTypes>

ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::RClusterLoaderFunctor ( RFlat2DMatrix & chunkTensor, std::size_t numColumns, const std::vector< std::size_t > & maxVecSizes, float vecPadding, int i, std::size_t rowOffset = 0 )

inline

Definition at line 102 of file RClusterLoader.hxx.

Member Function Documentation

AssignToTensor() [1/2]

template<typename... ColTypes>

template<typename T , std::enable_if_t<!ROOT::Internal::RDF::IsDataContainer< T >::value, int > = 0>

void ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::AssignToTensor ( const T & val, int i, int numColumns )

inlineprivate

Copy the content of a column into the current tensor when the column consists of scalar values.

Definition at line 95 of file RClusterLoader.hxx.

AssignToTensor() [2/2]

template<typename... ColTypes>

template<typename T , std::enable_if_t< ROOT::Internal::RDF::IsDataContainer< T >::value, int > = 0>

void ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::AssignToTensor ( const T & vec, int i, int numColumns )

inlineprivate

Copy the content of a column into the current tensor when the column consists of vectors.

Definition at line 75 of file RClusterLoader.hxx.

operator()()

template<typename... ColTypes>

void ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::operator() ( const ColTypes &... cols )

inline

Definition at line 114 of file RClusterLoader.hxx.

Member Data Documentation

fChunkTensor

template<typename... ColTypes>

RFlat2DMatrix& ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fChunkTensor

private

Definition at line 65 of file RClusterLoader.hxx.

fI

template<typename... ColTypes>

int ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fI

private

Definition at line 69 of file RClusterLoader.hxx.

fMaxVecSizes

template<typename... ColTypes>

std::vector<std::size_t> ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fMaxVecSizes {}

private

Definition at line 64 of file RClusterLoader.hxx.

fNumChunkCols

template<typename... ColTypes>

std::size_t ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fNumChunkCols

private

Definition at line 67 of file RClusterLoader.hxx.

fNumColumns

template<typename... ColTypes>

int ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fNumColumns

private

Definition at line 70 of file RClusterLoader.hxx.

fOffset

template<typename... ColTypes>

std::size_t ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fOffset {}

private

Definition at line 61 of file RClusterLoader.hxx.

fVecPadding

template<typename... ColTypes>

float ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fVecPadding {}

private

Definition at line 63 of file RClusterLoader.hxx.

fVecSizeIdx

template<typename... ColTypes>

std::size_t ROOT::Experimental::Internal::ML::RClusterLoaderFunctor< ColTypes >::fVecSizeIdx {}

private

Definition at line 62 of file RClusterLoader.hxx.