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EntityAttributes

chunkedge::entity::attributes

Struct EntityAttributes 

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pub struct EntityAttributes { /* private fields */ }
Expand description

The attributes of a Living Entity.

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impl EntityAttributes

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pub fn new() -> EntityAttributes

Creates a new instance of EntityAttributes.

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pub fn get( &self, attribute: EntityAttribute, ) -> Option<&EntityAttributeInstance>

Gets the instance of an attribute.

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pub fn get_base_value(&self, attribute: EntityAttribute) -> Option<f64>

Gets the base value of an attribute.

Returns None if the attribute does not exist.

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pub fn get_compute_value(&self, attribute: EntityAttribute) -> Option<f64>

Gets the computed value of an attribute.

Returns None if the attribute does not exist.

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pub fn has_attribute(&self, attribute: EntityAttribute) -> bool

Checks if an attribute exists.

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pub fn create_attribute(&mut self, attribute: EntityAttribute)

Creates an attribute if it does not exist.

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pub fn set_base_value(&mut self, attribute: EntityAttribute, value: f64)

Sets the base value of an attribute.

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pub fn set_add_modifier( &mut self, attribute: EntityAttribute, id: &str, modifier: f64, )

Sets an add modifier of an attribute.

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pub fn set_multiply_base_modifier( &mut self, attribute: EntityAttribute, id: &str, modifier: f64, )

Sets a multiply base modifier of an attribute.

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pub fn set_multiply_total_modifier( &mut self, attribute: EntityAttribute, id: &str, modifier: f64, )

Sets a multiply total modifier of an attribute.

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pub fn set_modifier<S>( &mut self, attribute: EntityAttribute, id: S, modifier: f64, operation: EntityAttributeOperation, )
where S: Into<String>,

Sets a value modifier of an attribute based on the operation.

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pub fn remove_modifier<S>(&mut self, attribute: EntityAttribute, id: S)
where S: Into<String>,

Removes a modifier of an attribute.

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pub fn clear_modifiers(&mut self, attribute: EntityAttribute)

Clears all modifiers of an attribute.

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pub fn has_modifier<S>(&self, attribute: EntityAttribute, id: S) -> bool
where S: Into<String>,

Checks if a modifier exists on an attribute.

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pub fn to_properties(&self) -> Vec<AttributeProperty<'_>>

For internal use only.

Converts to a Vec of AttributePropertys.

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impl Clone for EntityAttributes

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fn clone(&self) -> EntityAttributes

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Component for EntityAttributes
where EntityAttributes: Send + Sync + 'static,

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const STORAGE_TYPE: StorageType = bevy_ecs::component::StorageType::Table

A constant indicating the storage type used for this component.
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type Mutability = Mutable

A marker type to assist Bevy with determining if this component is mutable, or immutable. Mutable components will have Component<Mutability = Mutable>, while immutable components will instead have Component<Mutability = Immutable>. Read more
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fn register_required_components( _requiree: ComponentId, required_components: &mut RequiredComponentsRegistrator<'_, '_>, )

Registers required components. Read more
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fn clone_behavior() -> ComponentCloneBehavior

Called when registering this component, allowing to override clone function (or disable cloning altogether) for this component. Read more
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fn relationship_accessor() -> Option<ComponentRelationshipAccessor<EntityAttributes>>

Returns ComponentRelationshipAccessor required for working with relationships in dynamic contexts. Read more
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fn on_add() -> Option<for<'w> fn(DeferredWorld<'w>, HookContext)>

Gets the on_add ComponentHook for this Component if one is defined.
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fn on_insert() -> Option<for<'w> fn(DeferredWorld<'w>, HookContext)>

Gets the on_insert ComponentHook for this Component if one is defined.
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fn on_discard() -> Option<for<'w> fn(DeferredWorld<'w>, HookContext)>

Gets the on_discard ComponentHook for this Component if one is defined.
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fn on_remove() -> Option<for<'w> fn(DeferredWorld<'w>, HookContext)>

Gets the on_remove ComponentHook for this Component if one is defined.
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fn on_despawn() -> Option<for<'w> fn(DeferredWorld<'w>, HookContext)>

Gets the on_despawn ComponentHook for this Component if one is defined.
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fn map_entities<E>(_this: &mut Self, _mapper: &mut E)
where E: EntityMapper,

Maps the entities on this component using the given EntityMapper. This is used to remap entities in contexts like scenes and entity cloning. When deriving Component, this is populated by annotating fields containing entities with #[entities] Read more
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impl Debug for EntityAttributes

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Default for EntityAttributes

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fn default() -> EntityAttributes

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

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fn eq(&self, other: &EntityAttributes) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for EntityAttributes

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fn borrow_mut(&mut self) -> &mut T

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impl<C> Bundle for C
where C: Component,

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fn component_ids( components: &mut ComponentsRegistrator<'_>, ) -> impl Iterator<Item = ComponentId> + use<C>

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fn get_component_ids( components: &Components, ) -> impl Iterator<Item = Option<ComponentId>>

Return a iterator over this Bundle’s component ids. This will be None if the component has not been registered.
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impl<C> BundleFromComponents for C
where C: Component,

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unsafe fn from_components<T, F>(ctx: &mut T, func: &mut F) -> C
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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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impl<C> DynamicBundle for C
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type Effect = ()

An operation on the entity that happens after inserting this bundle.
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unsafe fn get_components( ptr: MovingPtr<'_, C>, func: &mut impl FnMut(StorageType, OwningPtr<'_>), ) -> <C as DynamicBundle>::Effect

Moves the components out of the bundle. Read more
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unsafe fn apply_effect( _ptr: MovingPtr<'_, MaybeUninit<C>>, _entity: &mut EntityWorldMut<'_>, )

Applies the after-effects of spawning this bundle. Read more
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