[−][src]Struct specs::storage::RestrictedStorage
Similar to a MaskedStorage
and a Storage
combined, but restricts usage
to only getting and modifying the components. That means it's not possible
to modify the inner bitset so the iteration cannot be invalidated. In other
words, no insertion or removal is allowed.
Example Usage:
struct SomeComp(u32); impl Component for SomeComp { type Storage = VecStorage<Self>; } struct RestrictedSystem; impl<'a> System<'a> for RestrictedSystem { type SystemData = (Entities<'a>, WriteStorage<'a, SomeComp>); fn run(&mut self, (entities, mut some_comps): Self::SystemData) { for (entity, mut comps) in (&entities, &mut some_comps.restrict_mut()).join() { // Check if the reference is fine to mutate. if comps.get_unchecked().0 < 5 { // Get a mutable reference now. let mut mutable = comps.get_mut_unchecked(); mutable.0 += 1; } } } }
Trait Implementations
impl<'rf, 'st: 'rf, C, S, B> ParJoin for &'rf mut RestrictedStorage<'rf, 'st, C, S, B, MutableParallelRestriction> where
C: Component,
S: BorrowMut<C::Storage> + 'rf,
B: Borrow<BitSet> + 'rf,
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C: Component,
S: BorrowMut<C::Storage> + 'rf,
B: Borrow<BitSet> + 'rf,
impl<'rf, 'st: 'rf, C, S, B, Restrict> ParJoin for &'rf RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
C: Component,
S: Borrow<C::Storage> + 'rf,
B: Borrow<BitSet> + 'rf,
Restrict: ImmutableAliasing,
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C: Component,
S: Borrow<C::Storage> + 'rf,
B: Borrow<BitSet> + 'rf,
Restrict: ImmutableAliasing,
impl<'rf, 'st: 'rf, C, S, B, Restrict> Join for &'rf RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
C: Component,
S: Borrow<C::Storage>,
B: Borrow<BitSet>,
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C: Component,
S: Borrow<C::Storage>,
B: Borrow<BitSet>,
impl<'rf, 'st: 'rf, C, S, B, Restrict> Join for &'rf mut RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
C: Component,
S: BorrowMut<C::Storage>,
B: Borrow<BitSet>,
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C: Component,
S: BorrowMut<C::Storage>,
B: Borrow<BitSet>,
Auto Trait Implementations
impl<'rf, 'st, C, S, B, Restrict> Unpin for RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
B: Unpin,
C: Unpin,
Restrict: Unpin,
S: Unpin,
'st: 'rf,
B: Unpin,
C: Unpin,
Restrict: Unpin,
S: Unpin,
'st: 'rf,
impl<'rf, 'st, C, S, B, Restrict> Sync for RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
B: Sync,
C: Sync,
Restrict: Sync,
S: Sync,
B: Sync,
C: Sync,
Restrict: Sync,
S: Sync,
impl<'rf, 'st, C, S, B, Restrict> Send for RestrictedStorage<'rf, 'st, C, S, B, Restrict> where
B: Send,
C: Send,
Restrict: Send,
S: Send,
B: Send,
C: Send,
Restrict: Send,
S: Send,
impl<'rf, 'st, C, S, B, Restrict> !UnwindSafe for RestrictedStorage<'rf, 'st, C, S, B, Restrict>
impl<'rf, 'st, C, S, B, Restrict> !RefUnwindSafe for RestrictedStorage<'rf, 'st, C, S, B, Restrict>
Blanket Implementations
impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Resource for T where
T: Any + Send + Sync,
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T: Any + Send + Sync,
impl<T> Any for T where
T: Any,
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T: Any,
impl<T> Event for T where
T: Send + Sync + 'static,
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T: Send + Sync + 'static,