Module component

Types for declaring and storing Components.

Structs

ComponentDescriptor

A value describing a component or resource, which may or may not correspond to a Rust type.

ComponentHooks

World-mutating functions that run as part of lifecycle events of a Component.

ComponentId

A value which uniquely identifies the type of a Component of Resource within a World.

ComponentIdFor

A SystemParam that provides access to the ComponentId for a specific component type.

ComponentInfo

Stores metadata for a type of component or resource stored in a specific World.

ComponentTicks

Records when a component or resource was added and when it was last mutably dereferenced (or added).

Components

Stores metadata associated with each kind of Component in a given World.

Tick

A value that tracks when a system ran relative to other systems. This is used to power change detection.

TickCells

Interior-mutable access to the Ticks for a single component or resource.

Enums

StorageType

The storage used for a specific component type.

Traits

Component

A data type that can be used to store data for an entity.

Type Aliases

ComponentHook

The type used for Component lifecycle hooks such as on_add, on_insert or on_remove

Derive Macros

Component