xgboost::detail::GradientPairInternal< T > Class Template Reference

Implementation of gradient statistics pair. Template specialisation may be used to overload different gradients types e.g. low precision, high precision, integer, floating point. More...

#include <base.h>

Collaboration diagram for xgboost::detail::GradientPairInternal< T >:

Public Types
using	ValueT = T

Public Member Functions
XGBOOST_DEVICE	GradientPairInternal ()
XGBOOST_DEVICE	GradientPairInternal (float grad, float hess)
XGBOOST_DEVICE	GradientPairInternal (const GradientPairInternal< T > &g)
template<typename T2 >
XGBOOST_DEVICE	GradientPairInternal (const GradientPairInternal< T2 > &g)
XGBOOST_DEVICE float	GetGrad () const
XGBOOST_DEVICE float	GetHess () const
XGBOOST_DEVICE GradientPairInternal< T > &	operator+= (const GradientPairInternal< T > &rhs)
XGBOOST_DEVICE GradientPairInternal< T >	operator+ (const GradientPairInternal< T > &rhs) const
XGBOOST_DEVICE GradientPairInternal< T > &	operator-= (const GradientPairInternal< T > &rhs)
XGBOOST_DEVICE GradientPairInternal< T >	operator- (const GradientPairInternal< T > &rhs) const
XGBOOST_DEVICE	GradientPairInternal (int value)
template<>
XGBOOST_DEVICE float	GetGrad () const
template<>
XGBOOST_DEVICE float	GetHess () const

Friends
std::ostream &	operator<< (std::ostream &os, const GradientPairInternal< T > &g)

Detailed Description

template<typename T>
class xgboost::detail::GradientPairInternal< T >

Implementation of gradient statistics pair. Template specialisation may be used to overload different gradients types e.g. low precision, high precision, integer, floating point.

Member Typedef Documentation

ValueT

template<typename T>

using xgboost::detail::GradientPairInternal< T >::ValueT = T

Constructor & Destructor Documentation

GradientPairInternal() [1/5]

template<typename T>

XGBOOST_DEVICE xgboost::detail::GradientPairInternal< T >::GradientPairInternal ( )

inline

GradientPairInternal() [2/5]

template<typename T>

XGBOOST_DEVICE xgboost::detail::GradientPairInternal< T >::GradientPairInternal ( float  grad, float  hess  )

inline

GradientPairInternal() [3/5]

template<typename T>

XGBOOST_DEVICE xgboost::detail::GradientPairInternal< T >::GradientPairInternal ( const GradientPairInternal< T > &  g )

inline

GradientPairInternal() [4/5]

template<typename T>

template<typename T2 >

XGBOOST_DEVICE xgboost::detail::GradientPairInternal< T >::GradientPairInternal ( const GradientPairInternal< T2 > &  g )

inlineexplicit

GradientPairInternal() [5/5]

template<typename T>

XGBOOST_DEVICE xgboost::detail::GradientPairInternal< T >::GradientPairInternal ( int  value )

inlineexplicit

Member Function Documentation

GetGrad() [1/2]

template<typename T>

XGBOOST_DEVICE float xgboost::detail::GradientPairInternal< T >::GetGrad ( ) const

inline

GetGrad() [2/2]

template<>

XGBOOST_DEVICE float xgboost::detail::GradientPairInternal< int64_t >::GetGrad ( ) const

inline

GetHess() [1/2]

template<typename T>

XGBOOST_DEVICE float xgboost::detail::GradientPairInternal< T >::GetHess ( ) const

inline

GetHess() [2/2]

template<>

XGBOOST_DEVICE float xgboost::detail::GradientPairInternal< int64_t >::GetHess ( ) const

inline

operator+()

template<typename T>

XGBOOST_DEVICE GradientPairInternal<T> xgboost::detail::GradientPairInternal< T >::operator+ ( const GradientPairInternal< T > &  rhs ) const

inline

operator+=()

template<typename T>

XGBOOST_DEVICE GradientPairInternal<T>& xgboost::detail::GradientPairInternal< T >::operator+= ( const GradientPairInternal< T > &  rhs )

inline

operator-()

template<typename T>

XGBOOST_DEVICE GradientPairInternal<T> xgboost::detail::GradientPairInternal< T >::operator- ( const GradientPairInternal< T > &  rhs ) const

inline

operator-=()

template<typename T>

XGBOOST_DEVICE GradientPairInternal<T>& xgboost::detail::GradientPairInternal< T >::operator-= ( const GradientPairInternal< T > &  rhs )

inline

Friends And Related Function Documentation

operator<<

template<typename T>

std::ostream& operator<< ( std::ostream &  os, const GradientPairInternal< T > &  g  )

friend

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

• /workspace/include/xgboost/base.h