#[repr(C)]
pub struct Rotation2D<T, Src, Dst> { pub angle: T, /* private fields */ }
Expand description

A transform that can represent rotations in 2d, represented as an angle in radians.

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§angle: T

Angle in radians

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impl<T, Src, Dst> Rotation2D<T, Src, Dst>

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pub fn new(angle: Angle<T>) -> Rotation2D<T, Src, Dst>

Creates a rotation from an angle in radians.

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pub fn radians(angle: T) -> Rotation2D<T, Src, Dst>

Creates a rotation from an angle in radians.

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pub fn identity() -> Rotation2D<T, Src, Dst>
where T: Zero,

Creates the identity rotation.

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impl<T, Src, Dst> Rotation2D<T, Src, Dst>
where T: Copy,

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pub fn cast_unit<Src2, Dst2>(&self) -> Rotation2D<T, Src2, Dst2>

Cast the unit, preserving the numeric value.

§Example
enum Local {}
enum World {}

enum Local2 {}
enum World2 {}

let to_world: Rotation2D<_, Local, World> = Rotation2D::radians(42);

assert_eq!(to_world.angle, to_world.cast_unit::<Local2, World2>().angle);
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pub fn to_untyped(&self) -> Rotation2D<T, UnknownUnit, UnknownUnit>

Drop the units, preserving only the numeric value.

§Example
enum Local {}
enum World {}

let to_world: Rotation2D<_, Local, World> = Rotation2D::radians(42);

assert_eq!(to_world.angle, to_world.to_untyped().angle);
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pub fn from_untyped( r: &Rotation2D<T, UnknownUnit, UnknownUnit>, ) -> Rotation2D<T, Src, Dst>

Tag a unitless value with units.

§Example
use euclid::UnknownUnit;
enum Local {}
enum World {}

let rot: Rotation2D<_, UnknownUnit, UnknownUnit> = Rotation2D::radians(42);

assert_eq!(rot.angle, Rotation2D::<_, Local, World>::from_untyped(&rot).angle);
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impl<T, Src, Dst> Rotation2D<T, Src, Dst>
where T: Copy,

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pub fn get_angle(&self) -> Angle<T>

Returns self.angle as a strongly typed Angle<T>.

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impl<T, Src, Dst> Rotation2D<T, Src, Dst>
where T: Real,

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pub fn to_3d(&self) -> Rotation3D<T, Src, Dst>

Creates a 3d rotation (around the z axis) from this 2d rotation.

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pub fn inverse(&self) -> Rotation2D<T, Dst, Src>

Returns the inverse of this rotation.

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pub fn then<NewSrc>( &self, other: &Rotation2D<T, NewSrc, Src>, ) -> Rotation2D<T, NewSrc, Dst>

Returns a rotation representing the other rotation followed by this rotation.

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pub fn transform_point(&self, point: Point2D<T, Src>) -> Point2D<T, Dst>

Returns the given 2d point transformed by this rotation.

The input point must be use the unit Src, and the returned point has the unit Dst.

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pub fn transform_vector(&self, vector: Vector2D<T, Src>) -> Vector2D<T, Dst>

Returns the given 2d vector transformed by this rotation.

The input point must be use the unit Src, and the returned point has the unit Dst.

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impl<T, Src, Dst> Rotation2D<T, Src, Dst>
where T: Copy + Add<Output = T> + Sub<Output = T> + Mul<Output = T> + Zero + Trig,

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pub fn to_transform(&self) -> Transform2D<T, Src, Dst>

Returns the matrix representation of this rotation.

Trait Implementations§

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impl<T, Src, Dst> ApproxEq<T> for Rotation2D<T, Src, Dst>
where T: Copy + Neg<Output = T> + ApproxEq<T>,

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fn approx_epsilon() -> T

Default epsilon value
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fn approx_eq_eps(&self, other: &Rotation2D<T, Src, Dst>, eps: &T) -> bool

Returns true if this object is approximately equal to the other one, using a provided epsilon value.
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fn approx_eq(&self, other: &Self) -> bool

Returns true if this object is approximately equal to the other one, using the approx_epsilon epsilon value.
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impl<T, Src, Dst> Clone for Rotation2D<T, Src, Dst>
where T: Clone,

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fn clone(&self) -> Rotation2D<T, Src, Dst>

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<T, Src, Dst> Debug for Rotation2D<T, Src, Dst>
where T: Debug,

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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<T, Src, Dst> Hash for Rotation2D<T, Src, Dst>
where T: Hash,

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fn hash<H>(&self, h: &mut H)
where H: Hasher,

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<T, Src, Dst> PartialEq for Rotation2D<T, Src, Dst>
where T: PartialEq,

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fn eq(&self, other: &Rotation2D<T, Src, Dst>) -> 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<S> Transformation<S> for Rotation2D<S, UnknownUnit, UnknownUnit>
where S: Scalar,

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impl<T, Src, Dst> Copy for Rotation2D<T, Src, Dst>
where T: Copy,

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impl<T, Src, Dst> Eq for Rotation2D<T, Src, Dst>
where T: Eq,

Auto Trait Implementations§

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impl<T, Src, Dst> Freeze for Rotation2D<T, Src, Dst>
where T: Freeze,

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impl<T, Src, Dst> RefUnwindSafe for Rotation2D<T, Src, Dst>

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impl<T, Src, Dst> Send for Rotation2D<T, Src, Dst>
where T: Send, Src: Send, Dst: Send,

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impl<T, Src, Dst> Sync for Rotation2D<T, Src, Dst>
where T: Sync, Src: Sync, Dst: Sync,

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impl<T, Src, Dst> Unpin for Rotation2D<T, Src, Dst>
where T: Unpin, Src: Unpin, Dst: Unpin,

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impl<T, Src, Dst> UnwindSafe for Rotation2D<T, Src, Dst>
where T: UnwindSafe, Src: UnwindSafe, Dst: UnwindSafe,

Blanket Implementations§

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impl<S, D, Swp, Dwp, T> AdaptInto<D, Swp, Dwp, T> for S
where T: Real + Zero + Arithmetics + Clone, Swp: WhitePoint<T>, Dwp: WhitePoint<T>, D: AdaptFrom<S, Swp, Dwp, T>,

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fn adapt_into_using<M>(self, method: M) -> D
where M: TransformMatrix<T>,

Convert the source color to the destination color using the specified method.
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fn adapt_into(self) -> D

Convert the source color to the destination color using the bradford method by default.
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impl<T> Also for T

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fn also<F>(self, block: F) -> Self
where F: FnOnce(&mut Self),

Apply a function to this value and return the (possibly) modified value.
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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, Res> Apply<Res> for T
where T: ?Sized,

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fn apply<F>(self, f: F) -> Res
where F: FnOnce(Self) -> Res, Self: Sized,

Apply a function which takes the parameter by value.
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fn apply_ref<F>(&self, f: F) -> Res
where F: FnOnce(&Self) -> Res,

Apply a function which takes the parameter by reference.
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fn apply_mut<F>(&mut self, f: F) -> Res
where F: FnOnce(&mut Self) -> Res,

Apply a function which takes the parameter by mutable reference.
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impl<T, C> ArraysFrom<C> for T
where C: IntoArrays<T>,

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fn arrays_from(colors: C) -> T

Cast a collection of colors into a collection of arrays.
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impl<T, C> ArraysInto<C> for T
where C: FromArrays<T>,

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fn arrays_into(self) -> C

Cast this collection of arrays into a collection of colors.
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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<WpParam, T, U> Cam16IntoUnclamped<WpParam, T> for U
where T: FromCam16Unclamped<WpParam, U>,

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type Scalar = <T as FromCam16Unclamped<WpParam, U>>::Scalar

The number type that’s used in parameters when converting.
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fn cam16_into_unclamped( self, parameters: BakedParameters<WpParam, <U as Cam16IntoUnclamped<WpParam, T>>::Scalar>, ) -> T

Converts self into C, using the provided parameters.
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T, C> ComponentsFrom<C> for T
where C: IntoComponents<T>,

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fn components_from(colors: C) -> T

Cast a collection of colors into a collection of color components.
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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 + Sync + Send>

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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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. 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> FromAngle<T> for T

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fn from_angle(angle: T) -> T

Performs a conversion from angle.
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impl<T, U> FromStimulus<U> for T
where U: IntoStimulus<T>,

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fn from_stimulus(other: U) -> T

Converts other into Self, while performing the appropriate scaling, rounding and clamping.
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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, U> IntoAngle<U> for T
where U: FromAngle<T>,

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fn into_angle(self) -> U

Performs a conversion into T.
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impl<WpParam, T, U> IntoCam16Unclamped<WpParam, T> for U
where T: Cam16FromUnclamped<WpParam, U>,

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type Scalar = <T as Cam16FromUnclamped<WpParam, U>>::Scalar

The number type that’s used in parameters when converting.
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fn into_cam16_unclamped( self, parameters: BakedParameters<WpParam, <U as IntoCam16Unclamped<WpParam, T>>::Scalar>, ) -> T

Converts self into C, using the provided parameters.
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impl<T, U> IntoColor<U> for T
where U: FromColor<T>,

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fn into_color(self) -> U

Convert into T with values clamped to the color defined bounds Read more
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impl<T, U> IntoColorUnclamped<U> for T
where U: FromColorUnclamped<T>,

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fn into_color_unclamped(self) -> U

Convert into T. The resulting color might be invalid in its color space Read more
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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> IntoStimulus<T> for T

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fn into_stimulus(self) -> T

Converts self into T, while performing the appropriate scaling, rounding and clamping.
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, C> TryComponentsInto<C> for T
where C: TryFromComponents<T>,

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type Error = <C as TryFromComponents<T>>::Error

The error for when try_into_colors fails to cast.
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fn try_components_into(self) -> Result<C, <T as TryComponentsInto<C>>::Error>

Try to cast this collection of color components into a collection of colors. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<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.
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impl<T, U> TryIntoColor<U> for T
where U: TryFromColor<T>,

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fn try_into_color(self) -> Result<U, OutOfBounds<U>>

Convert into T, returning ok if the color is inside of its defined range, otherwise an OutOfBounds error is returned which contains the unclamped color. Read more
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impl<C, U> UintsFrom<C> for U
where C: IntoUints<U>,

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fn uints_from(colors: C) -> U

Cast a collection of colors into a collection of unsigned integers.
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impl<C, U> UintsInto<C> for U
where C: FromUints<U>,

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fn uints_into(self) -> C

Cast this collection of unsigned integers into a collection of colors.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSend for T
where T: Send,

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impl<T> MaybeSendSync for T

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impl<T> MaybeSync for T
where T: Sync,