Struct DualQuaternion

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#[repr(C)]
pub struct DualQuaternion<T> { pub real: Quaternion<T>, pub dual: Quaternion<T>, }
Expand description

A dual quaternion.

§Indexing

DualQuaternions are stored as [..real, ..dual]. Both of the quaternion components are laid out in i, j, k, w order.

§Example


let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);

let dq = DualQuaternion::from_real_and_dual(real, dual);
assert_eq!(dq[0], 2.0);
assert_eq!(dq[1], 3.0);

assert_eq!(dq[4], 6.0);
assert_eq!(dq[7], 5.0);

NOTE: As of December 2020, dual quaternion support is a work in progress. If a feature that you need is missing, feel free to open an issue or a PR. See https://github.com/dimforge/nalgebra/issues/487

Fields§

§real: Quaternion<T>

The real component of the quaternion

§dual: Quaternion<T>

The dual component of the quaternion

Implementations§

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impl<T> DualQuaternion<T>

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pub fn normalize(&self) -> DualQuaternion<T>

Normalizes this quaternion.

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let dq = DualQuaternion::from_real_and_dual(real, dual);

let dq_normalized = dq.normalize();

assert_relative_eq!(dq_normalized.real.norm(), 1.0);
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pub fn normalize_mut(&mut self) -> T

Normalizes this quaternion.

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let mut dq = DualQuaternion::from_real_and_dual(real, dual);

dq.normalize_mut();

assert_relative_eq!(dq.real.norm(), 1.0);
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pub fn conjugate(&self) -> DualQuaternion<T>

The conjugate of this dual quaternion, containing the conjugate of the real and imaginary parts..

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let dq = DualQuaternion::from_real_and_dual(real, dual);

let conj = dq.conjugate();
assert!(conj.real.i == -2.0 && conj.real.j == -3.0 && conj.real.k == -4.0);
assert!(conj.real.w == 1.0);
assert!(conj.dual.i == -6.0 && conj.dual.j == -7.0 && conj.dual.k == -8.0);
assert!(conj.dual.w == 5.0);
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pub fn conjugate_mut(&mut self)

Replaces this quaternion by its conjugate.

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let mut dq = DualQuaternion::from_real_and_dual(real, dual);

dq.conjugate_mut();
assert!(dq.real.i == -2.0 && dq.real.j == -3.0 && dq.real.k == -4.0);
assert!(dq.real.w == 1.0);
assert!(dq.dual.i == -6.0 && dq.dual.j == -7.0 && dq.dual.k == -8.0);
assert!(dq.dual.w == 5.0);
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pub fn try_inverse(&self) -> Option<DualQuaternion<T>>
where T: RealField,

Inverts this dual quaternion if it is not zero.

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let dq = DualQuaternion::from_real_and_dual(real, dual);
let inverse = dq.try_inverse();

assert!(inverse.is_some());
assert_relative_eq!(inverse.unwrap() * dq, DualQuaternion::identity());

//Non-invertible case
let zero = Quaternion::new(0.0, 0.0, 0.0, 0.0);
let dq = DualQuaternion::from_real_and_dual(zero, zero);
let inverse = dq.try_inverse();

assert!(inverse.is_none());
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pub fn try_inverse_mut(&mut self) -> bool
where T: RealField,

Inverts this dual quaternion in-place if it is not zero.

§Example
let real = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let dual = Quaternion::new(5.0, 6.0, 7.0, 8.0);
let dq = DualQuaternion::from_real_and_dual(real, dual);
let mut dq_inverse = dq;
dq_inverse.try_inverse_mut();

assert_relative_eq!(dq_inverse * dq, DualQuaternion::identity());

//Non-invertible case
let zero = Quaternion::new(0.0, 0.0, 0.0, 0.0);
let mut dq = DualQuaternion::from_real_and_dual(zero, zero);
assert!(!dq.try_inverse_mut());
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pub fn lerp(&self, other: &DualQuaternion<T>, t: T) -> DualQuaternion<T>

Linear interpolation between two dual quaternions.

Computes self * (1 - t) + other * t.

§Example
let dq1 = DualQuaternion::from_real_and_dual(
    Quaternion::new(1.0, 0.0, 0.0, 4.0),
    Quaternion::new(0.0, 2.0, 0.0, 0.0)
);
let dq2 = DualQuaternion::from_real_and_dual(
    Quaternion::new(2.0, 0.0, 1.0, 0.0),
    Quaternion::new(0.0, 2.0, 0.0, 0.0)
);
assert_eq!(dq1.lerp(&dq2, 0.25), DualQuaternion::from_real_and_dual(
    Quaternion::new(1.25, 0.0, 0.25, 3.0),
    Quaternion::new(0.0, 2.0, 0.0, 0.0)
));
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impl<T> DualQuaternion<T>
where T: Scalar,

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pub fn from_real_and_dual( real: Quaternion<T>, dual: Quaternion<T>, ) -> DualQuaternion<T>

Creates a dual quaternion from its rotation and translation components.

§Example
let rot = Quaternion::new(1.0, 2.0, 3.0, 4.0);
let trans = Quaternion::new(5.0, 6.0, 7.0, 8.0);

let dq = DualQuaternion::from_real_and_dual(rot, trans);
assert_eq!(dq.real.w, 1.0);
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pub fn identity() -> DualQuaternion<T>
where T: SimdRealField,

The dual quaternion multiplicative identity.

§Example

let dq1 = DualQuaternion::identity();
let dq2 = DualQuaternion::from_real_and_dual(
    Quaternion::new(1.,2.,3.,4.),
    Quaternion::new(5.,6.,7.,8.)
);

assert_eq!(dq1 * dq2, dq2);
assert_eq!(dq2 * dq1, dq2);
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pub fn cast<To>(self) -> DualQuaternion<To>

Cast the components of self to another type.

§Example
let q = DualQuaternion::from_real(Quaternion::new(1.0f64, 2.0, 3.0, 4.0));
let q2 = q.cast::<f32>();
assert_eq!(q2, DualQuaternion::from_real(Quaternion::new(1.0f32, 2.0, 3.0, 4.0)));
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impl<T> DualQuaternion<T>

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pub fn from_real(real: Quaternion<T>) -> DualQuaternion<T>

Creates a dual quaternion from only its real part, with no translation component.

§Example
let rot = Quaternion::new(1.0, 2.0, 3.0, 4.0);

let dq = DualQuaternion::from_real(rot);
assert_eq!(dq.real.w, 1.0);
assert_eq!(dq.dual.w, 0.0);

Trait Implementations§

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impl<T> AbsDiffEq for DualQuaternion<T>
where T: RealField<Epsilon = T> + AbsDiffEq,

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type Epsilon = T

Used for specifying relative comparisons.
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fn default_epsilon() -> <DualQuaternion<T> as AbsDiffEq>::Epsilon

The default tolerance to use when testing values that are close together. Read more
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fn abs_diff_eq( &self, other: &DualQuaternion<T>, epsilon: <DualQuaternion<T> as AbsDiffEq>::Epsilon, ) -> bool

A test for equality that uses the absolute difference to compute the approximate equality of two numbers.
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fn abs_diff_ne(&self, other: &Rhs, epsilon: Self::Epsilon) -> bool

The inverse of AbsDiffEq::abs_diff_eq.
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impl<'a, 'b, T> Add<&'b DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the + operator.
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fn add( self, rhs: &'b DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Add<&'b DualQuaternion<T>>>::Output

Performs the + operation. Read more
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impl<'b, T> Add<&'b DualQuaternion<T>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the + operator.
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fn add( self, rhs: &'b DualQuaternion<T>, ) -> <DualQuaternion<T> as Add<&'b DualQuaternion<T>>>::Output

Performs the + operation. Read more
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impl<'a, T> Add<DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the + operator.
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fn add( self, rhs: DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Add<DualQuaternion<T>>>::Output

Performs the + operation. Read more
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impl<T> Add for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the + operator.
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fn add(self, rhs: DualQuaternion<T>) -> <DualQuaternion<T> as Add>::Output

Performs the + operation. Read more
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impl<'b, T> AddAssign<&'b DualQuaternion<T>> for DualQuaternion<T>

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fn add_assign(&mut self, rhs: &'b DualQuaternion<T>)

Performs the += operation. Read more
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impl<T> AddAssign for DualQuaternion<T>

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fn add_assign(&mut self, rhs: DualQuaternion<T>)

Performs the += operation. Read more
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impl<T> AsMut<[T; 8]> for DualQuaternion<T>
where T: SimdRealField,

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fn as_mut(&mut self) -> &mut [T; 8]

Converts this type into a mutable reference of the (usually inferred) input type.
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impl<T> AsRef<[T; 8]> for DualQuaternion<T>
where T: SimdRealField,

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fn as_ref(&self) -> &[T; 8]

Converts this type into a shared reference of the (usually inferred) input type.
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impl<T> Clone for DualQuaternion<T>
where T: Clone,

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fn clone(&self) -> DualQuaternion<T>

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<T> Debug for DualQuaternion<T>
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> Default for DualQuaternion<T>
where T: Scalar + Zero,

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fn default() -> DualQuaternion<T>

Returns the “default value” for a type. Read more
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impl<'a, T> Deserialize<'a> for DualQuaternion<T>
where T: SimdRealField + Deserialize<'a>,

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fn deserialize<Des>( deserializer: Des, ) -> Result<DualQuaternion<T>, <Des as Deserializer<'a>>::Error>
where Des: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a, 'b, T> Div<&'b Unit<DualQuaternion<T>>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div( self, rhs: &'b Unit<DualQuaternion<T>>, ) -> <&'a DualQuaternion<T> as Div<&'b Unit<DualQuaternion<T>>>>::Output

Performs the / operation. Read more
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impl<'b, T> Div<&'b Unit<DualQuaternion<T>>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div( self, rhs: &'b Unit<DualQuaternion<T>>, ) -> <DualQuaternion<T> as Div<&'b Unit<DualQuaternion<T>>>>::Output

Performs the / operation. Read more
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impl<'a, T> Div<T> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div(self, n: T) -> <&'a DualQuaternion<T> as Div<T>>::Output

Performs the / operation. Read more
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impl<T> Div<T> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div(self, n: T) -> <DualQuaternion<T> as Div<T>>::Output

Performs the / operation. Read more
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impl<'a, T> Div<Unit<DualQuaternion<T>>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div( self, rhs: Unit<DualQuaternion<T>>, ) -> <&'a DualQuaternion<T> as Div<Unit<DualQuaternion<T>>>>::Output

Performs the / operation. Read more
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impl<T> Div<Unit<DualQuaternion<T>>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the / operator.
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fn div( self, rhs: Unit<DualQuaternion<T>>, ) -> <DualQuaternion<T> as Div<Unit<DualQuaternion<T>>>>::Output

Performs the / operation. Read more
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impl<'b, T> DivAssign<&'b Unit<DualQuaternion<T>>> for DualQuaternion<T>

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fn div_assign(&mut self, rhs: &'b Unit<DualQuaternion<T>>)

Performs the /= operation. Read more
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impl<T> DivAssign<T> for DualQuaternion<T>

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fn div_assign(&mut self, n: T)

Performs the /= operation. Read more
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impl<T> DivAssign<Unit<DualQuaternion<T>>> for DualQuaternion<T>

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fn div_assign(&mut self, rhs: Unit<DualQuaternion<T>>)

Performs the /= operation. Read more
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impl<T> Index<usize> for DualQuaternion<T>
where T: SimdRealField,

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type Output = T

The returned type after indexing.
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fn index(&self, i: usize) -> &<DualQuaternion<T> as Index<usize>>::Output

Performs the indexing (container[index]) operation. Read more
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impl<T> IndexMut<usize> for DualQuaternion<T>
where T: SimdRealField,

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fn index_mut(&mut self, i: usize) -> &mut T

Performs the mutable indexing (container[index]) operation. Read more
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impl<'a, 'b, T> Mul<&'b DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Mul<&'b DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<'a, 'b, T> Mul<&'b DualQuaternion<T>> for &'a Unit<DualQuaternion<T>>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b DualQuaternion<T>, ) -> <&'a Unit<DualQuaternion<T>> as Mul<&'b DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<'b, T> Mul<&'b DualQuaternion<T>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b DualQuaternion<T>, ) -> <DualQuaternion<T> as Mul<&'b DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<'b, T> Mul<&'b DualQuaternion<T>> for Unit<DualQuaternion<T>>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b DualQuaternion<T>, ) -> <Unit<DualQuaternion<T>> as Mul<&'b DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<'b> Mul<&'b DualQuaternion<f32>> for f32

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type Output = DualQuaternion<f32>

The resulting type after applying the * operator.
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fn mul( self, right: &'b DualQuaternion<f32>, ) -> <f32 as Mul<&'b DualQuaternion<f32>>>::Output

Performs the * operation. Read more
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impl<'a, 'b, T> Mul<&'b Unit<DualQuaternion<T>>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b Unit<DualQuaternion<T>>, ) -> <&'a DualQuaternion<T> as Mul<&'b Unit<DualQuaternion<T>>>>::Output

Performs the * operation. Read more
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impl<'b, T> Mul<&'b Unit<DualQuaternion<T>>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: &'b Unit<DualQuaternion<T>>, ) -> <DualQuaternion<T> as Mul<&'b Unit<DualQuaternion<T>>>>::Output

Performs the * operation. Read more
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impl<'a, T> Mul<DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Mul<DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<'a, T> Mul<DualQuaternion<T>> for &'a Unit<DualQuaternion<T>>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: DualQuaternion<T>, ) -> <&'a Unit<DualQuaternion<T>> as Mul<DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl<T> Mul<DualQuaternion<T>> for Unit<DualQuaternion<T>>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: DualQuaternion<T>, ) -> <Unit<DualQuaternion<T>> as Mul<DualQuaternion<T>>>::Output

Performs the * operation. Read more
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impl Mul<DualQuaternion<f32>> for f32

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type Output = DualQuaternion<f32>

The resulting type after applying the * operator.
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fn mul( self, right: DualQuaternion<f32>, ) -> <f32 as Mul<DualQuaternion<f32>>>::Output

Performs the * operation. Read more
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impl<'a, T> Mul<T> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul(self, n: T) -> <&'a DualQuaternion<T> as Mul<T>>::Output

Performs the * operation. Read more
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impl<T> Mul<T> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul(self, n: T) -> <DualQuaternion<T> as Mul<T>>::Output

Performs the * operation. Read more
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impl<'a, T> Mul<Unit<DualQuaternion<T>>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: Unit<DualQuaternion<T>>, ) -> <&'a DualQuaternion<T> as Mul<Unit<DualQuaternion<T>>>>::Output

Performs the * operation. Read more
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impl<T> Mul<Unit<DualQuaternion<T>>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul( self, rhs: Unit<DualQuaternion<T>>, ) -> <DualQuaternion<T> as Mul<Unit<DualQuaternion<T>>>>::Output

Performs the * operation. Read more
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impl<T> Mul for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the * operator.
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fn mul(self, rhs: DualQuaternion<T>) -> <DualQuaternion<T> as Mul>::Output

Performs the * operation. Read more
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impl<'b, T> MulAssign<&'b DualQuaternion<T>> for DualQuaternion<T>

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fn mul_assign(&mut self, rhs: &'b DualQuaternion<T>)

Performs the *= operation. Read more
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impl<'b, T> MulAssign<&'b Unit<DualQuaternion<T>>> for DualQuaternion<T>

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fn mul_assign(&mut self, rhs: &'b Unit<DualQuaternion<T>>)

Performs the *= operation. Read more
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impl<T> MulAssign<T> for DualQuaternion<T>

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fn mul_assign(&mut self, n: T)

Performs the *= operation. Read more
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impl<T> MulAssign<Unit<DualQuaternion<T>>> for DualQuaternion<T>

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fn mul_assign(&mut self, rhs: Unit<DualQuaternion<T>>)

Performs the *= operation. Read more
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impl<T> MulAssign for DualQuaternion<T>

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fn mul_assign(&mut self, rhs: DualQuaternion<T>)

Performs the *= operation. Read more
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impl<'a, T> Neg for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn neg(self) -> <&'a DualQuaternion<T> as Neg>::Output

Performs the unary - operation. Read more
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impl<T> Neg for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn neg(self) -> <DualQuaternion<T> as Neg>::Output

Performs the unary - operation. Read more
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impl<T> Normed for DualQuaternion<T>
where T: SimdRealField,

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type Norm = <T as SimdComplexField>::SimdRealField

The type of the norm.
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fn norm(&self) -> <T as SimdComplexField>::SimdRealField

Computes the norm.
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fn norm_squared(&self) -> <T as SimdComplexField>::SimdRealField

Computes the squared norm.
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fn scale_mut(&mut self, n: <DualQuaternion<T> as Normed>::Norm)

Multiply self by n.
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fn unscale_mut(&mut self, n: <DualQuaternion<T> as Normed>::Norm)

Divides self by n.
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impl<T> One for DualQuaternion<T>

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fn one() -> DualQuaternion<T>

Returns the multiplicative identity element of Self, 1. Read more
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fn set_one(&mut self)

Sets self to the multiplicative identity element of Self, 1.
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fn is_one(&self) -> bool
where Self: PartialEq,

Returns true if self is equal to the multiplicative identity. Read more
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impl<T> PartialEq for DualQuaternion<T>
where T: Scalar,

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fn eq(&self, right: &DualQuaternion<T>) -> 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<T> RelativeEq for DualQuaternion<T>
where T: RealField<Epsilon = T> + RelativeEq,

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fn default_max_relative() -> <DualQuaternion<T> as AbsDiffEq>::Epsilon

The default relative tolerance for testing values that are far-apart. Read more
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fn relative_eq( &self, other: &DualQuaternion<T>, epsilon: <DualQuaternion<T> as AbsDiffEq>::Epsilon, max_relative: <DualQuaternion<T> as AbsDiffEq>::Epsilon, ) -> bool

A test for equality that uses a relative comparison if the values are far apart.
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fn relative_ne( &self, other: &Rhs, epsilon: Self::Epsilon, max_relative: Self::Epsilon, ) -> bool

The inverse of RelativeEq::relative_eq.
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impl<T> Serialize for DualQuaternion<T>

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fn serialize<S>( &self, serializer: S, ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'a, 'b, T> Sub<&'b DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn sub( self, rhs: &'b DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Sub<&'b DualQuaternion<T>>>::Output

Performs the - operation. Read more
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impl<'b, T> Sub<&'b DualQuaternion<T>> for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn sub( self, rhs: &'b DualQuaternion<T>, ) -> <DualQuaternion<T> as Sub<&'b DualQuaternion<T>>>::Output

Performs the - operation. Read more
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impl<'a, T> Sub<DualQuaternion<T>> for &'a DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn sub( self, rhs: DualQuaternion<T>, ) -> <&'a DualQuaternion<T> as Sub<DualQuaternion<T>>>::Output

Performs the - operation. Read more
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impl<T> Sub for DualQuaternion<T>

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type Output = DualQuaternion<T>

The resulting type after applying the - operator.
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fn sub(self, rhs: DualQuaternion<T>) -> <DualQuaternion<T> as Sub>::Output

Performs the - operation. Read more
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impl<'b, T> SubAssign<&'b DualQuaternion<T>> for DualQuaternion<T>

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fn sub_assign(&mut self, rhs: &'b DualQuaternion<T>)

Performs the -= operation. Read more
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impl<T> SubAssign for DualQuaternion<T>

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fn sub_assign(&mut self, rhs: DualQuaternion<T>)

Performs the -= operation. Read more
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impl<T1, T2> SubsetOf<DualQuaternion<T2>> for DualQuaternion<T1>
where T1: SimdRealField, T2: SimdRealField + SupersetOf<T1>,

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fn to_superset(&self) -> DualQuaternion<T2>

The inclusion map: converts self to the equivalent element of its superset.
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fn is_in_subset(dq: &DualQuaternion<T2>) -> bool

Checks if element is actually part of the subset Self (and can be converted to it).
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fn from_superset_unchecked(dq: &DualQuaternion<T2>) -> DualQuaternion<T1>

Use with care! Same as self.to_superset but without any property checks. Always succeeds.
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fn from_superset(element: &T) -> Option<Self>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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impl<T> UlpsEq for DualQuaternion<T>
where T: RealField<Epsilon = T> + UlpsEq,

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fn default_max_ulps() -> u32

The default ULPs to tolerate when testing values that are far-apart. Read more
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fn ulps_eq( &self, other: &DualQuaternion<T>, epsilon: <DualQuaternion<T> as AbsDiffEq>::Epsilon, max_ulps: u32, ) -> bool

A test for equality that uses units in the last place (ULP) if the values are far apart.
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fn ulps_ne(&self, other: &Rhs, epsilon: Self::Epsilon, max_ulps: u32) -> bool

The inverse of UlpsEq::ulps_eq.
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impl<T> Zero for DualQuaternion<T>

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fn zero() -> DualQuaternion<T>

Returns the additive identity element of Self, 0. Read more
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fn is_zero(&self) -> bool

Returns true if self is equal to the additive identity.
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fn set_zero(&mut self)

Sets self to the additive identity element of Self, 0.
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impl<T> Zeroable for DualQuaternion<T>

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fn zeroed() -> Self

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impl<T> Copy for DualQuaternion<T>
where T: Copy,

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impl<T> Eq for DualQuaternion<T>
where T: Scalar + Eq,

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impl<T> Pod for DualQuaternion<T>
where T: Scalar + Pod, Quaternion<T>: Pod,

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impl<T> Freeze for DualQuaternion<T>
where T: Freeze,

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impl<T> RefUnwindSafe for DualQuaternion<T>
where T: RefUnwindSafe,

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

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

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impl<T> Unpin for DualQuaternion<T>
where T: Unpin,

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impl<T> UnwindSafe for DualQuaternion<T>
where T: UnwindSafe,

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