Struct bevy::ecs::query::OptionFetch [−]
Trait Implementations
impl<'w, T> Fetch<'w> for OptionFetch<T> where
T: Fetch<'w>,
T: Fetch<'w>,
type Item = Option<<T as Fetch<'w>>::Item>
type State = OptionState<<T as Fetch<'w>>::State>
pub fn is_dense(&self) -> bool
pub unsafe fn init(
world: &World,
state: &<OptionFetch<T> as Fetch<'w>>::State,
last_change_tick: u32,
change_tick: u32
) -> OptionFetch<T>
world: &World,
state: &<OptionFetch<T> as Fetch<'w>>::State,
last_change_tick: u32,
change_tick: u32
) -> OptionFetch<T>
pub unsafe fn set_archetype(
&mut self,
state: &<OptionFetch<T> as Fetch<'w>>::State,
archetype: &Archetype,
tables: &Tables
)
&mut self,
state: &<OptionFetch<T> as Fetch<'w>>::State,
archetype: &Archetype,
tables: &Tables
)
pub unsafe fn set_table(
&mut self,
state: &<OptionFetch<T> as Fetch<'w>>::State,
table: &Table
)
&mut self,
state: &<OptionFetch<T> as Fetch<'w>>::State,
table: &Table
)
pub unsafe fn archetype_fetch(
&mut self,
archetype_index: usize
) -> <OptionFetch<T> as Fetch<'w>>::Item
&mut self,
archetype_index: usize
) -> <OptionFetch<T> as Fetch<'w>>::Item
pub unsafe fn table_fetch(
&mut self,
table_row: usize
) -> <OptionFetch<T> as Fetch<'w>>::Item
&mut self,
table_row: usize
) -> <OptionFetch<T> as Fetch<'w>>::Item
impl<T> ReadOnlyFetch for OptionFetch<T> where
T: ReadOnlyFetch,
T: ReadOnlyFetch,
SAFE: OptionFetch is read only because T is read only
Auto Trait Implementations
impl<T> RefUnwindSafe for OptionFetch<T> where
T: RefUnwindSafe,
T: RefUnwindSafe,
impl<T> Send for OptionFetch<T> where
T: Send,
T: Send,
impl<T> Sync for OptionFetch<T> where
T: Sync,
T: Sync,
impl<T> Unpin for OptionFetch<T> where
T: Unpin,
T: Unpin,
impl<T> UnwindSafe for OptionFetch<T> where
T: UnwindSafe,
T: UnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Any for T where
T: Any,
T: Any,
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,
pub fn borrow_mut(&mut self) -> &mut T
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impl<T> Component for T where
T: 'static + Send + Sync,
T: 'static + Send + Sync,
impl<T> Downcast for T where
T: Any,
T: Any,
pub fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>
pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
pub fn as_any(&self) -> &(dyn Any + 'static)
pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
impl<T> Downcast<T> for T
impl<T> DowncastSync for T where
T: Any + Send + Sync,
T: Any + Send + Sync,
impl<T> From<T> for T
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impl<T> Instrument for T
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pub fn instrument(self, span: Span) -> Instrumented<Self>ⓘNotable traits for Instrumented<T>
impl<T> Future for Instrumented<T> where
T: Future, type Output = <T as Future>::Output;
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Notable traits for Instrumented<T>
impl<T> Future for Instrumented<T> where
T: Future, type Output = <T as Future>::Output;
pub fn in_current_span(self) -> Instrumented<Self>ⓘNotable traits for Instrumented<T>
impl<T> Future for Instrumented<T> where
T: Future, type Output = <T as Future>::Output;
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Notable traits for Instrumented<T>
impl<T> Future for Instrumented<T> where
T: Future, type Output = <T as Future>::Output;
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>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> Upcast<T> for T
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,