Struct FetchRelatesExclusiveWrite

pub struct FetchRelatesExclusiveWrite<'a, R: ExclusiveRelation> { /* private fields */ }

Fetch for the RelatesExclusive<&mut R> query.

Trait Implementations

impl<'a, R> Fetch<'a> for FetchRelatesExclusiveWrite<'a, R>

where R: ExclusiveRelation,

type Item = (&'a mut R, EntityId)

Item type this fetch type yields.

fn dangling() -> Self

Returns dummy Fetch value that must never be used.

unsafe fn touch_chunk(&mut self, chunk_idx: u32)

Notifies this fetch that at least one item in the chunk will be accessed. This method is called for each chunk in the archetype that is not skipped.

unsafe fn get_item(&mut self, idx: u32) -> (&'a mut R, EntityId)

Returns fetched item at specified index.

unsafe fn visit_chunk(&mut self, chunk_idx: u32) -> bool

Checks if chunk with specified index must be visited or skipped.

unsafe fn visit_item(&mut self, idx: u32) -> bool

Checks if item with specified index must be visited or skipped.