Struct bevy_internal::ecs::storage::Resources

pub struct Resources<const SEND: bool> { /* private fields */ }

The backing store for all Resources stored in the World.

Implementations

impl<const SEND: bool> Resources<SEND>

pub fn len(&self) -> usize

The total number of resources stored in the World

pub fn iter(&self) -> impl Iterator<Item = (ComponentId, &ResourceData<SEND>)>

Iterate over all resources that have been initialized, i.e. given a ComponentId

pub fn is_empty(&self) -> bool

Returns true if there are no resources stored in the World, false otherwise.

pub fn get(&self, component_id: ComponentId) -> Option<&ResourceData<SEND>>

Gets read-only access to a resource, if it exists.

pub fn clear(&mut self)

Clears all resources.

Trait Implementations

impl<const SEND: bool> Default for Resources<SEND>

fn default() -> Resources<SEND>

Returns the “default value” for a type.