Enum CurveType

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pub enum CurveType {
    Bezier {
        degree: u32,
    },
    Lissajous {
        a: f32,
        b: f32,
        delta: f32,
    },
    Parametric {
        x_fn: MathFunction,
        y_fn: MathFunction,
    },
    Circle {
        radius: f32,
        distortion: Option<MathFunction>,
    },
    Spiral {
        rate: f32,
        decay: f32,
    },
    Rose {
        k: f32,
        amplitude: f32,
    },
    Hypotrochoid {
        big_r: f32,
        small_r: f32,
        d: f32,
    },
    Superellipse {
        a: f32,
        b: f32,
        n: f32,
    },
    Catenary {
        a: f32,
        span: f32,
    },
}

Expand description

The mathematical definition of a curve.

Variants§

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Bezier

Bezier curve of arbitrary degree (control points define shape).

Fields

§degree: u32

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Lissajous

Lissajous figure: x = Asin(at + delta), y = Bsin(bt).

Fields

§a: f32

§b: f32

§delta: f32

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Parametric

Parametric curve defined by two MathFunctions: x(t), y(t).

Fields

§x_fn: MathFunction

§y_fn: MathFunction

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Circle

Circle with optional distortion function applied to radius.

Fields

§radius: f32

§distortion: Option<MathFunction>

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Spiral

Spiral: r = rate * theta, with optional decay.

Fields

§rate: f32

§decay: f32

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Rose

Rose curve: r = amplitude * cos(k * theta).

Fields

§k: f32

§amplitude: f32

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Hypotrochoid

Hypotrochoid: the curve traced by a point on a circle rolling inside another.

Fields

§big_r: f32

§small_r: f32

§d: f32

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Superellipse

Superellipse (Lame curve): |x/a|^n + |y/b|^n = 1.

Fields

§a: f32

§b: f32

§n: f32

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Catenary

Catenary: y = a * cosh(x/a).

Fields

§a: f32

§span: f32

Trait Implementations§

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impl Clone for CurveType

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fn clone(&self) -> Self

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 Debug for CurveType

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for CurveType

Blanket Implementations§

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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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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 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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