Struct WorldView

pub struct WorldView { /* private fields */ }

Implementations

impl WorldView

pub fn new<B: BundleColumns>(world: &World) -> Self

pub fn with<B: BundleColumns>(self, world: &World) -> Self

pub fn with_raw(self, world: &World, columns: &[ArchetypeColumnInfo]) -> Self

pub fn include<B: BundleColumns>(&mut self, world: &World)

pub fn include_raw(&mut self, world: &World, columns: &[ArchetypeColumnInfo])

pub fn is_empty(&self) -> bool

pub fn len(&self) -> usize

pub fn archetypes(&self) -> impl Iterator<Item = &Archetype>

pub fn entities(&self) -> impl Iterator<Item = Entity> + '_

pub fn entity_by_index(&self, index: usize) -> Option<Entity>

pub fn entities_range( &self, range: impl RangeBounds<usize>, ) -> impl Iterator<Item = Entity> + '_

pub fn entities_work_group( &self, group_index: usize, groups_count: usize, min_items_per_group: usize, ) -> impl Iterator<Item = Entity> + '_

pub fn find_by<const LOCKING: bool, T: Component + PartialEq>( &self, data: &T, ) -> Option<Entity>

pub fn find_with<const LOCKING: bool, T: Component>( &self, f: impl Fn(&T) -> bool, ) -> Option<Entity>

pub fn entity<'a, const LOCKING: bool, Fetch: TypedLookupFetch<'a, LOCKING>>( &'a self, entity: Entity, ) -> Option<Fetch::Value>

pub fn query<'a, const LOCKING: bool, Fetch: TypedQueryFetch<'a, LOCKING>>( &'a self, ) -> TypedQueryIter<'a, LOCKING, Fetch>

pub fn dynamic_query<'a, const LOCKING: bool>( &'a self, filter: &DynamicQueryFilter, ) -> DynamicQueryIter<'a, LOCKING>

pub fn lookup<'a, const LOCKING: bool, Fetch: TypedLookupFetch<'a, LOCKING>>( &'a self, entities: impl IntoIterator<Item = Entity> + 'a, ) -> TypedLookupIter<'a, LOCKING, Fetch>

pub fn lookup_access<'a, const LOCKING: bool, Fetch: TypedLookupFetch<'a, LOCKING>>( &'a self, ) -> TypedLookupAccess<'a, LOCKING, Fetch>

pub fn dynamic_lookup<'a, const LOCKING: bool>( &'a self, filter: &DynamicQueryFilter, entities: impl IntoIterator<Item = Entity> + 'a, ) -> DynamicLookupIter<'a, LOCKING>

pub fn dynamic_lookup_access<'a, const LOCKING: bool>( &'a self, filter: &DynamicQueryFilter, ) -> DynamicLookupAccess<'a, LOCKING>

Trait Implementations

impl Clone for WorldView

fn clone(&self) -> WorldView

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Default for WorldView

fn default() -> WorldView

Returns the “default value” for a type.