Struct ParticleEmitter

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pub struct ParticleEmitter {Show 13 fields
    pub emit_rate: f32,
    pub lifetime: f32,
    pub initial_speed: f32,
    pub speed_variance: f32,
    pub initial_size: f32,
    pub size_variance: f32,
    pub start_color: [f32; 4],
    pub end_color: [f32; 4],
    pub gravity: Vec3,
    pub shape: EmitShape,
    pub max_particles: usize,
    pub enabled: bool,
    pub emit_accumulator: f32,
}

Expand description

粒子发射器组件

§示例

use anvilkit_render::renderer::particle::{ParticleEmitter, EmitShape};
use glam::Vec3;

let emitter = ParticleEmitter {
    emit_rate: 50.0,
    lifetime: 2.0,
    initial_speed: 3.0,
    gravity: Vec3::new(0.0, -9.8, 0.0),
    shape: EmitShape::Cone { angle: 0.3, radius: 0.1 },
    max_particles: 500,
    ..Default::default()
};
assert!(emitter.enabled);

Fields§

§emit_rate: f32

每秒发射粒子数

§lifetime: f32

粒子生命周期（秒）

§initial_speed: f32

初始速度大小

§speed_variance: f32

速度随机偏差

§initial_size: f32

初始粒子大小

§size_variance: f32

大小随机偏差

§start_color: [f32; 4]

起始颜色

§end_color: [f32; 4]

结束颜色（生命周期末端）

§gravity: Vec3

重力

§shape: EmitShape

发射形状

§max_particles: usize

最大粒子数

§enabled: bool

是否启用

§emit_accumulator: f32

发射累积器（内部使用）

Trait Implementations§

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impl Clone for ParticleEmitter

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fn clone(&self) -> ParticleEmitter

Returns a duplicate 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 ParticleEmitter
where Self: 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 ParticleEmitter

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

Formats the value using the given formatter. Read more

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impl Default for ParticleEmitter

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fn default() -> Self

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

Auto Trait Implementations§

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impl UnwindSafe for ParticleEmitter

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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<C> Bundle for C
where C: Component,

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

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unsafe fn from_components<T, F>(ctx: &mut T, func: &mut F) -> C
where F: for<'a> FnMut(&'a mut T) -> OwningPtr<'a>,

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fn get_component_ids( components: &Components, ids: &mut impl FnMut(Option<ComponentId>), )

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

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

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impl<T> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.

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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.

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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.

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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.

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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.

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