Struct rs_ecs::QueryOne

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pub struct QueryOne<'w, S>where
    S: QuerySpec,{ /* private fields */ }
Expand description

Query to access the specified components of a single entity.

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impl<S> QueryOne<'_, S>where S: QuerySpec,

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pub fn get(&self) -> <S::Fetch as Fetch<'_>>::Itemwhere S::Fetch: FetchShared,

Gain shared access to the specified components.

Available only if the components do not include unique references.

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pub fn get_mut(&mut self) -> <S::Fetch as Fetch<'_>>::Item

Gain exclusive access to the specified components.

Auto Trait Implementations§

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impl<'w, S> RefUnwindSafe for QueryOne<'w, S>where <<S as QuerySpec>::Fetch as Fetch<'w>>::Ptr: RefUnwindSafe, <<S as QuerySpec>::Fetch as Fetch<'w>>::Ref: RefUnwindSafe,

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impl<'w, S> Send for QueryOne<'w, S>where <<S as QuerySpec>::Fetch as Fetch<'w>>::Ptr: Send, <<S as QuerySpec>::Fetch as Fetch<'w>>::Ref: Send,

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impl<'w, S> Sync for QueryOne<'w, S>where <<S as QuerySpec>::Fetch as Fetch<'w>>::Ptr: Sync, <<S as QuerySpec>::Fetch as Fetch<'w>>::Ref: Sync,

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impl<'w, S> Unpin for QueryOne<'w, S>where <<S as QuerySpec>::Fetch as Fetch<'w>>::Ptr: Unpin, <<S as QuerySpec>::Fetch as Fetch<'w>>::Ref: Unpin,

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impl<'w, S> UnwindSafe for QueryOne<'w, S>where <<S as QuerySpec>::Fetch as Fetch<'w>>::Ptr: UnwindSafe, <<S as QuerySpec>::Fetch as Fetch<'w>>::Ref: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

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

const: unstable · source§

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

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

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

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> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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 Twhere U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.