Inheritance diagram for xgboost.data::GradientIndexPageSource:

Public Member Functions
	GradientIndexPageSource (float missing, int nthreads, bst_feature_t n_features, size_t n_batches, std::shared_ptr< Cache > cache, BatchParam param, common::HistogramCuts cuts, bool is_dense, common::Span< FeatureType const > feature_types, std::shared_ptr< SparsePageSource > source)

void	Fetch () final

Public Member Functions inherited from xgboost.data::PageSourceIncMixIn< GHistIndexMatrix >
	PageSourceIncMixIn (float missing, int nthreads, bst_feature_t n_features, uint32_t n_batches, std::shared_ptr< Cache > cache, bool sync)

PageSourceIncMixIn &	operator++ () final

Public Member Functions inherited from xgboost.data::SparsePageSourceImpl< S >
	SparsePageSourceImpl (float missing, int nthreads, bst_feature_t n_features, uint32_t n_batches, std::shared_ptr< Cache > cache)

	SparsePageSourceImpl (SparsePageSourceImpl const &that)=delete

uint32_t	Iter () const

const S &	operator* () const override

std::shared_ptr< S const >	Page () const override

bool	AtEnd () const override

virtual void	Reset ()

Additional Inherited Members
Public Types inherited from xgboost::BatchIteratorImpl< S >
using	iterator_category = std::forward_iterator_tag

Protected Types inherited from xgboost.data::PageSourceIncMixIn< GHistIndexMatrix >
using	Super = SparsePageSourceImpl< GHistIndexMatrix >

Protected Types inherited from xgboost.data::SparsePageSourceImpl< S >
using	Ring = std::vector< std::future< std::shared_ptr< S > > >

Protected Member Functions inherited from xgboost.data::SparsePageSourceImpl< S >
bool	ReadCache ()

void	WriteCache ()

Protected Attributes inherited from xgboost.data::PageSourceIncMixIn< GHistIndexMatrix >
std::shared_ptr< SparsePageSource >	source_

bool	sync_

Protected Attributes inherited from xgboost.data::SparsePageSourceImpl< S >
std::mutex	single_threaded_

std::shared_ptr< S >	page_

bool	at_end_ {false}

float	missing_

std::int32_t	nthreads_

bst_feature_t	n_features_

std::uint32_t	count_ {0}

std::uint32_t	n_batches_ {0}

std::shared_ptr< Cache >	cache_info_

std::unique_ptr< Ring >	ring_ {new Ring}

ExceHandler	exce_

common::Monitor	monitor_

Member Function Documentation

◆ Fetch()

void xgboost.data::GradientIndexPageSource::Fetch ( )

finalvirtual

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