Struct valence::entity::attributes::EntityAttributeInstance

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

An instance of an Entity Attribute.

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impl EntityAttributeInstance

pub fn new(attribute: EntityAttribute) -> EntityAttributeInstance

Creates a new instance of an Entity Attribute.

pub fn new_with_value( attribute: EntityAttribute, base_value: f64, ) -> EntityAttributeInstance

Creates a new instance of an Entity Attribute with a value.

pub fn attribute(&self) -> EntityAttribute

Gets the attribute.

pub fn base_value(&self) -> f64

Gets the base value of the attribute.

pub fn compute_value(&self) -> f64

Gets the computed value of the attribute.

pub fn with_add_modifier( &mut self, uuid: Uuid, modifier: f64, ) -> &mut EntityAttributeInstance

Sets an add modifier.

If the modifier already exists, it will be overwritten.

Returns a mutable reference to self.

pub fn with_multiply_base_modifier( &mut self, uuid: Uuid, modifier: f64, ) -> &mut EntityAttributeInstance

Sets a multiply base modifier.

If the modifier already exists, it will be overwritten.

Returns a mutable reference to self.

pub fn with_multiply_total_modifier( &mut self, uuid: Uuid, modifier: f64, ) -> &mut EntityAttributeInstance

Sets a multiply total modifier.

If the modifier already exists, it will be overwritten.

Returns a mutable reference to self.

pub fn with_modifier( &mut self, uuid: Uuid, modifier: f64, operation: EntityAttributeOperation, ) -> &mut EntityAttributeInstance

Sets a value modifier based on the operation.

If the modifier already exists, it will be overwritten.

Returns a mutable reference to self.

pub fn remove_modifier(&mut self, uuid: Uuid)

Removes a modifier.

pub fn clear_modifiers(&mut self)

Clears all modifiers.

pub fn has_modifier(&self, uuid: Uuid) -> bool

Checks if a modifier exists.

Trait Implementations§

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impl Clone for EntityAttributeInstance

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fn clone(&self) -> EntityAttributeInstance

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Component for EntityAttributeInstance
where EntityAttributeInstance: 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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fn register_component_hooks(_hooks: &mut ComponentHooks)

Called when registering this component, allowing mutable access to its ComponentHooks.
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impl Debug for EntityAttributeInstance

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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 PartialEq for EntityAttributeInstance

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

Tests for self and other values to be equal, and is used by ==.
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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 EntityAttributeInstance

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fn component_ids( components: &mut Components, storages: &mut Storages, ids: &mut impl FnMut(ComponentId), )

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Gets this Bundle’s component ids. This will be None if the component has not been registered.
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