Module bevy_ecs::prelude

Structs

Added	Query transformer that retrieves components of type T that have been added since the start of the frame.
Changed	Query transformer that retrieves components of type T that have either been mutated or added since the start of the frame.
ChangedRes	A shared borrow of a Resource that will only return in a query if the Resource has been changed
Commands	A queue of Commands to run on the current World and Resources
Entity	Lightweight unique ID of an entity
Local	Local resources are unique per-system. Two instances of the same system will each have their own resource. Local resources are automatically initialized using the FromResources trait.
Mut	Unique borrow of an entity's component
Mutated	Query transformer that retrieves components of type T that have been mutated since the start of the frame. Added components do not count as mutated.
Or	Query transformer performing a logical or on a pair of queries Intended to be used on Mutated or Changed queries.
OrRes
Query	Provides scoped access to a World according to a given HecsQuery
Ref	Shared borrow of an entity's component
RefMut	Unique borrow of an entity's component
Res	Shared borrow of a Resource
ResMut	Unique borrow of a Resource
Resources	A collection of resource instances identified by their type.
With	Query transformer skipping entities that do not have a T component
Without	Query transformer skipping entities that have a T component
World	An unordered collection of entities, each having any number of distinctly typed components

Traits

Bundle	A statically typed collection of components
Component	Types that can be components, implemented automatically for all Send + Sync + 'static types
FromResources	Creates Self using data from the Resources collection
IntoForEachSystem	Converts Self into a For-Each system
IntoQuerySystem	Converts Self into a Query System
IntoThreadLocalSystem	Converts Self into a thread local system
Resource	A Resource type
System	An ECS system that can be added to a Schedule
WorldBuilderSource	Converts a reference to Self to a WorldBuilder

Derive Macros

Bundle

Implement Bundle for a monomorphic struct