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World

Struct World 

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pub struct World { /* private fields */ }

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impl World

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pub fn new() -> World

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pub fn spawn<B>(&mut self, bundle: B) -> EntityMut<'_>
where B: Bundle,

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pub fn entity_mut(&mut self, entity: Entity) -> EntityMut<'_>

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pub fn contains(&self, entity: Entity) -> bool

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pub fn despawn(&mut self, entity: Entity) -> bool

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pub fn get<T>(&self, entity: Entity) -> Option<&T>
where T: Component,

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pub fn get_mut<T>(&mut self, entity: Entity) -> Option<&mut T>
where T: Component,

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pub fn remove<T>(&mut self, entity: Entity) -> Option<T>
where T: Component,

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pub fn insert_resource<T>(&mut self, value: T)
where T: 'static,

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pub fn resource<T>(&self) -> &T
where T: 'static,

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pub fn resource_mut<T>(&mut self) -> &mut T
where T: 'static,

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pub fn init_resource<T>(&mut self)
where T: Default + 'static,

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pub fn contains_resource<T>(&self) -> bool
where T: 'static,

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pub fn insert_non_send_resource<T>(&mut self, value: T)
where T: 'static,

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pub fn get_non_send_resource<T>(&self) -> Option<&T>
where T: 'static,

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pub fn get_non_send_resource_mut<T>(&mut self) -> Option<&mut T>
where T: 'static,

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pub fn query<Q>(&mut self) -> QueryState<Q>

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pub fn query_filtered<Q, F>(&mut self) -> FilteredQueryState<Q, F>

Trait Implementations§

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impl Default for World

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fn default() -> World

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl Freeze for World

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impl !RefUnwindSafe for World

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impl !Send for World

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impl !Sync for World

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impl Unpin for World

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impl UnsafeUnpin for World

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impl !UnwindSafe for World

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> Upcast<T> for T

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fn upcast(&self) -> Option<&T>

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more