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DualArrayStore

Struct DualArrayStore 

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pub struct DualArrayStore {
    pub global: ArrayStore,
    pub local: ArrayStore,
}
Expand description

Dual-arena array store with separate global and local backing stores.

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§global: ArrayStore§local: ArrayStore

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impl DualArrayStore

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pub fn new() -> Self

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pub fn allocate(&mut self, len: usize) -> EntityId

Allocate len null-filled slots in local VM.

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pub fn allocate_from(&mut self, items: &[PsObject]) -> EntityId

Allocate and copy items into local VM.

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pub fn allocate_from_with( &mut self, items: &[PsObject], save_level: u16, global: bool, created_after_save: u32, ) -> EntityId

Allocate and copy items with a specific save level and global flag.

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pub fn allocate_with( &mut self, len: usize, save_level: u16, global: bool, created_after_save: u32, ) -> EntityId

Allocate with a specific save level and global flag.

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pub fn get(&self, entity: EntityId, start: u32, len: u32) -> &[PsObject]

Get a slice of array elements.

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pub fn get_mut( &mut self, entity: EntityId, start: u32, len: u32, ) -> &mut [PsObject]

Get a mutable slice of array elements.

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pub fn get_element(&self, entity: EntityId, index: u32) -> PsObject

Get a single element.

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pub fn set_element(&mut self, entity: EntityId, index: u32, obj: PsObject)

Set a single element.

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pub fn cow_copy(&mut self, entity: EntityId) -> EntityId

COW copy (always local — global entities skip COW).

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pub fn swap_offsets(&mut self, a: EntityId, b: EntityId)

Swap offsets between two entities (used by restore, always local).

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pub fn entity_meta(&self, entity: EntityId) -> &EntityMeta

Get entity metadata (read-only).

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pub fn entity_meta_mut(&mut self, entity: EntityId) -> &mut EntityMeta

Get mutable entity metadata.

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pub fn entity_count(&self) -> usize

Total entity count across both stores.

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pub fn reset_local(&mut self)

Reset local VM (for job boundary cleanup).

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impl Default for DualArrayStore

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> Any for T
where 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 T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, S> SimdFrom<T, S> for T
where S: Simd,

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fn simd_from(value: T, _simd: S) -> T

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impl<F, T, S> SimdInto<T, S> for F
where T: SimdFrom<F, S>, S: Simd,

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fn simd_into(self, simd: S) -> T

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impl<T, U> TryFrom<U> for T
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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.