entt::basic_collector<> Struct Reference

Collector. More...

#include <observer.hpp>

Static Public Member Functions
template<typename... AllOf, typename... NoneOf>
static constexpr auto	group (exclude_t< NoneOf... >=exclude_t{}) noexcept
	Adds a grouping matcher to the collector.
template<typename AnyOf >
static constexpr auto	update () noexcept
	Adds an observing matcher to the collector.

Detailed Description

Collector.

A collector contains a set of rules (literally, matchers) to use to track entities.
Its main purpose is to generate a descriptor that allows an observer to know how to connect to a registry.

Definition at line 38 of file observer.hpp.

Member Function Documentation

group()

template<typename... AllOf, typename... NoneOf>

static constexpr auto entt::basic_collector<>::group ( exclude_t< NoneOf... >  = exclude_t{} )

inlinestaticconstexprnoexcept

Adds a grouping matcher to the collector.

Template Parameters

AllOf	Types of components tracked by the matcher.
NoneOf	Types of components used to filter out entities.

Returns

The updated collector.

Definition at line 46 of file observer.hpp.

update()

template<typename AnyOf >

static constexpr auto entt::basic_collector<>::update ( )

inlinestaticconstexprnoexcept

Adds an observing matcher to the collector.

Template Parameters

AnyOf

Type of component for which changes should be detected.

Returns

The updated collector.

Definition at line 56 of file observer.hpp.

---

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

• src/entt/entity/observer.hpp