Struct EntitiesHolderQuery 

pub struct EntitiesHolderQuery<'d, A, F = ()>
where
    A: ArchetypeIteratorItem,
    F: QueryFilter,
{ /* private fields */ }

Implementations

impl<'d, A, F> EntitiesHolderQuery<'d, A, F>

where A: ArchetypeIteratorItem, F: QueryFilter,

pub fn iter<'r>(&'r self) -> QueryIter<'r, A>

where 'd: 'r,

pub fn iter_mut<'r>(&'r mut self) -> QueryIterMut<'r, A>

where 'd: 'r,

pub fn len(&self) -> u64

pub fn is_empty(&self) -> bool

pub fn get<'r>( &'r self, entity: EntityId, ) -> Option<<<A as ArchetypeIteratorItem>::ReadOnlyItem<'static> as ArchetypeIteratorItem>::Item<'r>>

where 'd: 'r,

pub fn get_mut<'r>( &'r mut self, entity: EntityId, ) -> Option<<<A as ArchetypeIteratorItem>::Item<'static> as ArchetypeIteratorItem>::Item<'r>>

where 'd: 'r,

Trait Implementations

impl<'e, A, F> SystemParam for EntitiesHolderQuery<'e, A, F>

where A: ArchetypeIteratorItem, F: QueryFilter,

type Item<'b> = EntitiesHolderQuery<'b, <A as ArchetypeIteratorItem>::Item<'b>, F>

fn fill_data_usage(usage: &mut DataUsageBuilder, types: &TypesRegistryCache)

unsafe fn new<'a>( input: &'a SystemInput<'a>, ) -> Result<<EntitiesHolderQuery<'e, A, F> as SystemParam>::Item<'a>, &'static str>

Safety