Struct hecs::QueryMut

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pub struct QueryMut<'q, Q: Query> { /* private fields */ }
Expand description

A query builder that’s convertible directly into an iterator

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impl<'q, Q: Query> QueryMut<'q, Q>

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pub fn view(&mut self) -> View<'_, Q>

Provide random access to the query results

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pub fn with<R: Query>(self) -> QueryMut<'q, With<Q, R>>

Transform the query into one that requires another query be satisfied

See QueryBorrow::with

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pub fn without<R: Query>(self) -> QueryMut<'q, Without<Q, R>>

Transform the query into one that skips entities satisfying another

See QueryBorrow::without

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pub fn into_iter_batched(self, batch_size: u32) -> BatchedIter<'q, Q>

Like into_iter, but returns child iterators of at most batch_size elements

Useful for distributing work over a threadpool.

Trait Implementations§

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impl<'q, Q: Query> IntoIterator for QueryMut<'q, Q>

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type Item = <QueryIter<'q, Q> as Iterator>::Item

The type of the elements being iterated over.
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type IntoIter = QueryIter<'q, Q>

Which kind of iterator are we turning this into?
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fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value. Read more

Auto Trait Implementations§

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impl<'q, Q> RefUnwindSafe for QueryMut<'q, Q>
where <Q as Query>::Fetch: RefUnwindSafe,

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impl<'q, Q> Send for QueryMut<'q, Q>
where <Q as Query>::Item<'a>: for<'a> Send,

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impl<'q, Q> Sync for QueryMut<'q, Q>
where <Q as Query>::Item<'a>: for<'a> Send,

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impl<'q, Q> Unpin for QueryMut<'q, Q>
where <Q as Query>::Fetch: Unpin,

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impl<'q, Q> UnwindSafe for QueryMut<'q, Q>
where <Q as Query>::Fetch: UnwindSafe,

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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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.