xgboost::MatrixView< T > Class Template Reference

A view over a matrix on contiguous storage. More...

#include <linalg.h>

Collaboration diagram for xgboost::MatrixView< T >:

Public Member Functions
	MatrixView (HostDeviceVector< T > *vec, std::array< size_t, 2 > strides, std::array< size_t, 2 > shape, int32_t device)
	MatrixView (HostDeviceVector< std::remove_const_t< T >> const *vec, std::array< size_t, 2 > strides, std::array< size_t, 2 > shape, int32_t device)
	MatrixView (HostDeviceVector< T > *vec, std::array< size_t, 2 > shape, int32_t device)
	Row major constructor. More...
	MatrixView (std::vector< T > *vec, std::array< size_t, 2 > shape)
	MatrixView (HostDeviceVector< std::remove_const_t< T >> const *vec, std::array< size_t, 2 > shape, int32_t device)
XGBOOST_DEVICE const T &	operator() (size_t r, size_t c) const
XGBOOST_DEVICE T &	operator() (size_t r, size_t c)
auto	Strides () const
auto	Shape () const
auto	Values () const
auto	Size () const
auto	DeviceIdx () const

Detailed Description

template<typename T>
class xgboost::MatrixView< T >

A view over a matrix on contiguous storage.

Template Parameters

T	data type of matrix

Constructor & Destructor Documentation

MatrixView() [1/5]

template<typename T >

xgboost::MatrixView< T >::MatrixView ( HostDeviceVector< T > *  vec, std::array< size_t, 2 >  strides, std::array< size_t, 2 >  shape, int32_t  device  )

inline

Parameters

vec	storage.
strides	Strides for matrix.
shape	Rows and columns.
device	Where the data is stored in.

MatrixView() [2/5]

template<typename T >

xgboost::MatrixView< T >::MatrixView ( HostDeviceVector< std::remove_const_t< T >> const *  vec, std::array< size_t, 2 >  strides, std::array< size_t, 2 >  shape, int32_t  device  )

inline

MatrixView() [3/5]

template<typename T >

xgboost::MatrixView< T >::MatrixView ( HostDeviceVector< T > *  vec, std::array< size_t, 2 >  shape, int32_t  device  )

inline

Row major constructor.

MatrixView() [4/5]

template<typename T >

xgboost::MatrixView< T >::MatrixView ( std::vector< T > *  vec, std::array< size_t, 2 >  shape  )

inline

MatrixView() [5/5]

template<typename T >

xgboost::MatrixView< T >::MatrixView ( HostDeviceVector< std::remove_const_t< T >> const *  vec, std::array< size_t, 2 >  shape, int32_t  device  )

inline

Member Function Documentation

DeviceIdx()

template<typename T >

auto xgboost::MatrixView< T >::DeviceIdx ( ) const

inline

operator()() [1/2]

template<typename T >

XGBOOST_DEVICE T& xgboost::MatrixView< T >::operator() ( size_t  r, size_t  c  )

inline

operator()() [2/2]

template<typename T >

XGBOOST_DEVICE const T& xgboost::MatrixView< T >::operator() ( size_t  r, size_t  c  ) const

inline

Shape()

template<typename T >

auto xgboost::MatrixView< T >::Shape ( ) const

inline

Size()

template<typename T >

auto xgboost::MatrixView< T >::Size ( ) const

inline

Strides()

template<typename T >

auto xgboost::MatrixView< T >::Strides ( ) const

inline

Values()

template<typename T >

auto xgboost::MatrixView< T >::Values ( ) const

inline

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

• /home/runner/work/xgboost/xgboost/include/xgboost/linalg.h