helios::ecs::SystemId Struct Reference

Id for systems. More...

#include <system.hpp>

Public Member Functions
constexpr std::strong_ordering	operator<=> (const SystemId &) const noexcept=default

Static Public Member Functions
static constexpr SystemId	From (std::string_view name) noexcept
	Creates system id from a name.
static constexpr SystemId	From (SystemTypeIndex index) noexcept
	Creates system id from a system type index.
static constexpr SystemId	From (SystemTypeId id) noexcept
	Creates system id from a system type id.
template<SystemTrait T>
static constexpr SystemId	From () noexcept
	Creates system id from a system type.
template<SystemTrait T>
static constexpr SystemId	From (const T &) noexcept
	Creates system id from a system type.

Public Attributes
size_t	id = 0

Detailed Description

Id for systems.

Definition at line 146 of file system.hpp.

Member Function Documentation

From() [1/5]

template<SystemTrait T>

constexpr SystemId helios::ecs::SystemId::From ( )

inlinestaticnodiscardconstexprnoexcept

Creates system id from a system type.

Template Parameters

T	System type

Returns

System id

Definition at line 182 of file system.hpp.

From() [2/5]

template<SystemTrait T>

constexpr SystemId helios::ecs::SystemId::From ( const T & )

inlinestaticnodiscardconstexprnoexcept

Creates system id from a system type.

Template Parameters

T	System type

Parameters

instance

System instance

Returns

System id

Definition at line 193 of file system.hpp.

From() [3/5]

constexpr SystemId helios::ecs::SystemId::From ( std::string_view name )

inlinestaticnodiscardconstexprnoexcept

Creates system id from a name.

Parameters

name	System name

Returns

System id

Definition at line 154 of file system.hpp.

From() [4/5]

constexpr SystemId helios::ecs::SystemId::From ( SystemTypeId id )

inlinestaticnodiscardconstexprnoexcept

Creates system id from a system type id.

Parameters

id	System type id

Returns

System id

Definition at line 172 of file system.hpp.

From() [5/5]

constexpr SystemId helios::ecs::SystemId::From ( SystemTypeIndex index )

inlinestaticnodiscardconstexprnoexcept

Creates system id from a system type index.

Parameters

index

System type index

Returns

System id

Definition at line 163 of file system.hpp.

operator<=>()

std::strong_ordering helios::ecs::SystemId::operator<=> ( const SystemId & ) const

constexprdefaultnoexcept

Member Data Documentation

id

size_t helios::ecs::SystemId::id = 0

Definition at line 147 of file system.hpp.