Emrys::Named< Values > Struct Template Reference

Values named by the tag types Values, in order: struct Maneuver : Named<Cruise, Turn> {};. More...

#include <EmrysFilter/Spaces/Discrete.h>

Static Public Member Functions
static constexpr Eigen::Index	cardinality ()
template<typename Value>
static constexpr Eigen::Index	index ()

Static Public Attributes
static constexpr int	Cardinality = int(sizeof...(Values))
	the number of names
static constexpr int	MaxCardinality = Cardinality
	the same: a Named is fixed
template<typename Value>
static constexpr bool	contains = (std::is_same_v<Value, Values> || ...)
	Whether Value names one of the values.

Friends
bool	operator== (Named const &, Named const &)=default
	Always equal: a Named has no state.

Detailed Description

template<typename... Values>
struct Emrys::Named< Values >

Values named by the tag types Values, in order: struct Maneuver : Named<Cruise, Turn> {};.

The value named Turn has the index index<Turn>(), here 1.

An empty type. The tags must be distinct; any type can be one, and it needs no definition.

Member Function Documentation

cardinality()

template<typename... Values>

constexpr Eigen::Index Emrys::Named< Values >::cardinality ( )

inlinestaticnodiscardconstexpr

Returns

the number of values, Cardinality

index()

template<typename... Values>

template<typename Value>

constexpr Eigen::Index Emrys::Named< Values >::index ( )

inlinestaticnodiscardconstexpr

Returns

the index of the value named Value

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

• EmrysFilter/Spaces/Discrete.h