Struct flax::filter::Nothing

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pub struct Nothing;

Expand description

A filter that yields, well, nothing

Trait Implementations

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impl<R> BitAnd<R> for Nothing

type Output = And<Nothing, R>

The resulting type after applying the & operator.

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fn bitand(self, rhs: R) -> Self::Output

Performs the & operation. Read more

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impl<R> BitOr<R> for Nothing

type Output = Or<Nothing, R>

The resulting type after applying the | operator.

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fn bitor(self, rhs: R) -> Self::Output

Performs the | operation. Read more

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impl Clone for Nothing

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fn clone(&self) -> Nothing

Returns a copy of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for Nothing

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl<'a> Filter<'a> for Nothing

type Prepared = BooleanFilter

The filter holding possible borrows

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fn prepare(&self, _: &'a Archetype, _: u32) -> Self::Prepared

Prepare the filter for an archetype. change_tick refers to the last time this query was run. Useful for change detection. Read more

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fn matches(&self, _: &Archetype) -> bool

Returns true if the filter will yield at least one entity from the archetype. Read more

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fn access(&self, _: ArchetypeId, _: &Archetype) -> Vec<Access>ⓘNotable traits for Vec<u8, A>`impl<A> Write for Vec<u8, A>where A: Allocator,`

Returns which components and how will be accessed for an archetype.

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impl Neg for Nothing

type Output = Not<Nothing>

The resulting type after applying the - operator.

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fn neg(self) -> Self::Output

Performs the unary - operation. Read more

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impl StaticFilter for Nothing

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fn static_matches(&self, _: &Archetype) -> bool

Returns true if the filter matches the archetype without state

Auto Trait Implementations

impl RefUnwindSafe for Nothing

impl Send for Nothing

impl Sync for Nothing

impl Unpin for Nothing

impl UnwindSafe for Nothing

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 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.

impl<T> Pointable for T

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

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

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impl<T> ToOwned for Twhere
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

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>::Error>

Performs the conversion.

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impl<T, U> TryInto for Twhere
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

Struct flax::filter::Nothing

Trait Implementations

impl<R> BitAnd<R> for Nothing

type Output = And<Nothing, R>

fn bitand(self, rhs: R) -> Self::Output

impl<R> BitOr<R> for Nothing

type Output = Or<Nothing, R>

fn bitor(self, rhs: R) -> Self::Output

impl Clone for Nothing

fn clone(&self) -> Nothing

fn clone_from(&mut self, source: &Self)

impl Debug for Nothing

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl<'a> Filter<'a> for Nothing

type Prepared = BooleanFilter

fn prepare(&self, _: &'a Archetype, _: u32) -> Self::Prepared

fn matches(&self, _: &Archetype) -> bool

fn access(&self, _: ArchetypeId, _: &Archetype) -> Vec<Access>ⓘNotable traits for Vec<u8, A>impl<A> Write for Vec<u8, A>where A: Allocator,

impl Neg for Nothing

type Output = Not<Nothing>

fn neg(self) -> Self::Output

impl StaticFilter for Nothing

fn static_matches(&self, _: &Archetype) -> bool

Auto Trait Implementations

impl RefUnwindSafe for Nothing

impl Send for Nothing

impl Sync for Nothing

impl Unpin for Nothing

impl UnwindSafe for Nothing

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> Pointable for T

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

type Init = T

unsafe fn init(init: <T as Pointable>::Init) -> usize

unsafe fn deref<'a>(ptr: usize) -> &'a T

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

unsafe fn drop(ptr: usize)

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

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

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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

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

fn access(&self, _: ArchetypeId, _: &Archetype) -> Vec<Access>ⓘNotable traits for Vec<u8, A>`impl<A> Write for Vec<u8, A>where A: Allocator,`

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

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

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

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

impl<T> ToOwned for Twhere
T: Clone,

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

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,