Struct rin::ecs::ReadAndParent

pub struct ReadAndParent<'a, T> { /* fields omitted */ }

Operator over hierarchical components that will select an entity’s component and it’s parent for read only

#[derive(HierarchicalComponent, Debug)]
struct Position{x: f32, y: f32}
for (pos, parent_pos) in entities.ordered_iter_for::<ReadAndParent<Position>>(){

}

Trait Implementations

impl<'a, T> OrderedData<'a> for ReadAndParent<'a, T> where
    T: ComponentSend,
    <T as Component>::Storage: for<'b> HierarchicalStorage<'b, T>,
    ReadGuardRef<'b, <T as Component>::Storage>: for<'b> IntoHierarchicalIter<'b, T>, 

type Iter = ReadAndParentIter<'a, T>

type Components = T

type ComponentsRef = (&'a T, Option<&'a T>)

type Storage = ParentStorageRead<'a, <T as Component>::Storage, ReadGuardRef<'a, <T as Component>::Storage>, <ReadAndParent<'a, T> as OrderedData<'a>>::Components>

pub fn query_mask<E>(entities: &E) -> Bitmask where
    E: EntitiesStorage, 

pub fn into_iter<E>(
    entities: &'a E
) -> <ReadAndParent<'a, T> as OrderedData<'a>>::Iter where
    E: EntitiesStorage, 

pub fn storage<E>(
    entities: &'a E
) -> Option<<ReadAndParent<'a, T> as OrderedData<'a>>::Storage> where
    E: EntitiesStorage, 

pub fn ordered_ids<S, E>(
    entities: &'a E,
    query_mask: Bitmask,
    unordered_storage: &S
) -> OrderedIndexGuard<'a> where
    E: EntitiesStorage,
    S: FastIndexExt, 

impl<'_, '_, T> SafeIter<'_> for ReadAndParent<'_, T>