xt::reducer_options< R, T > Struct Template Reference

Classes
struct	initial_tester
struct	initial_tester< const xinitial< X > >
struct	initial_tester< xinitial< X > >

Public Types
using	d_t = std::decay_t<T>
using	evaluation_strategy
using	keep_dims
template<class NR>
using	rebind_t = reducer_options<NR, T>

Public Member Functions
	reducer_options (const T &tpl)
template<class NR>
auto	rebind (NR initial, const reducer_options< R, T > &) const

Public Attributes
R	initial_value

Static Public Attributes
static constexpr std::size_t	initial_val_idx = xtl::mpl::find_if<initial_tester, d_t>::value
static constexpr bool	has_initial_value = initial_val_idx != std::tuple_size<d_t>::value

Detailed Description

template<class R, class T>
struct xt::reducer_options< R, T >

Definition at line 108 of file xreducer.hpp.

Member Typedef Documentation

d_t

template<class R, class T>

using xt::reducer_options< R, T >::d_t = std::decay_t<T>

Definition at line 126 of file xreducer.hpp.

evaluation_strategy

template<class R, class T>

using xt::reducer_options< R, T >::evaluation_strategy

Initial value:

 std::conditional_t<
            tuple_idx_of<xt::evaluation_strategy::immediate_type, d_t>::value != -1,
            xt::evaluation_strategy::immediate_type,
            xt::evaluation_strategy::lazy_type>

Definition at line 140 of file xreducer.hpp.

keep_dims

template<class R, class T>

using xt::reducer_options< R, T >::keep_dims

Initial value:

 std::
            conditional_t<tuple_idx_of<xt::keep_dims_type, d_t>::value != -1, std::true_type, std::false_type>

Definition at line 145 of file xreducer.hpp.

rebind_t

template<class R, class T>

template<class NR>

using xt::reducer_options< R, T >::rebind_t = reducer_options<NR, T>

Definition at line 153 of file xreducer.hpp.

Constructor & Destructor Documentation

reducer_options()

template<class R, class T>

xt::reducer_options< R, T >::reducer_options ( const T & tpl )

inline

Definition at line 131 of file xreducer.hpp.

Member Function Documentation

rebind()

template<class R, class T>

template<class NR>

auto xt::reducer_options< R, T >::rebind ( NR initial, const reducer_options< R, T > &  ) const

inline

Definition at line 156 of file xreducer.hpp.

Member Data Documentation

has_initial_value

template<class R, class T>

bool xt::reducer_options< R, T >::has_initial_value = initial_val_idx != std::tuple_size<d_t>::value

staticconstexpr

Definition at line 148 of file xreducer.hpp.

initial_val_idx

template<class R, class T>

std::size_t xt::reducer_options< R, T >::initial_val_idx = xtl::mpl::find_if<initial_tester, d_t>::value

staticconstexpr

Definition at line 128 of file xreducer.hpp.

initial_value

template<class R, class T>

R xt::reducer_options< R, T >::initial_value

Definition at line 150 of file xreducer.hpp.

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

• /home/runner/work/xtensor/xtensor/include/xtensor/reducers/xreducer.hpp