Struct glam::f32::Quat

#[repr(C)]
pub struct Quat(_);

Methods

impl Quat

pub fn from_axis_angle(axis: Vec3, angle: Angle) -> Self

Create quaterion for a normalized rotation axis and angle. The axis must be normalized.

pub fn from_rotation_x(angle: Angle) -> Self

pub fn from_rotation_y(angle: Angle) -> Self

pub fn from_rotation_z(angle: Angle) -> Self

pub fn from_rotation_ypr(yaw: Angle, pitch: Angle, roll: Angle) -> Self

Create a quaternion from the given yaw (around y), pitch (around x) and roll (around z).

pub fn from_rotation_mat3(mat: &Mat3) -> Self

pub fn from_rotation_mat4(mat: &Mat4) -> Self

pub fn to_axis_angle(self) -> (Vec3, Angle)

pub fn conjugate(self) -> Self

pub fn dot(self, rhs: Self) -> f32

pub fn length(self) -> f32

pub fn length_squared(self) -> f32

pub fn length_reciprocal(self) -> f32

pub fn normalize(self) -> Self

pub fn is_normalized(self) -> bool

pub fn lerp(self, end: Self, t: f32) -> Self

impl Quat

pub fn new(x: f32, y: f32, z: f32, w: f32) -> Self

pub fn identity() -> Self

pub fn from_slice_unaligned(slice: &[f32]) -> Self

pub fn write_to_slice_unaligned(self, slice: &mut [f32])

pub fn mul_quat(self, rhs: Self) -> Self

Multiplies two quaternions. Note that due to floating point rounding the result may not be perfectly normalized.

pub fn mul_vec3(self, rhs: Vec3) -> Vec3

Multiplies a quaternion and a 3D vector, rotating it.

Trait Implementations

impl AsMut<[f32; 4]> for Quat

fn as_mut(&mut self) -> &mut [f32; 4]

Performs the conversion.

impl PartialEq<Quat> for Quat

fn eq(&self, rhs: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use]

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Copy for Quat

impl Clone for Quat

fn clone(&self) -> Quat

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl PartialOrd<Quat> for Quat

fn partial_cmp(&self, other: &Self) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl AsRef<[f32; 4]> for Quat

fn as_ref(&self) -> &[f32; 4]

Performs the conversion.

impl From<(f32, f32, f32, f32)> for Quat

fn from(t: (f32, f32, f32, f32)) -> Self

Performs the conversion.

impl From<Vec4> for Quat

fn from(v: Vec4) -> Self

Performs the conversion.

impl From<Quat> for Vec4

fn from(q: Quat) -> Self

Performs the conversion.

impl From<Quat> for __m128

fn from(t: Quat) -> Self

Performs the conversion.

impl From<__m128> for Quat

fn from(t: __m128) -> Self

Performs the conversion.

impl From<Quat> for (f32, f32, f32, f32)

fn from(v: Quat) -> Self

Performs the conversion.

impl From<[f32; 4]> for Quat

fn from(a: [f32; 4]) -> Self

Performs the conversion.

impl From<Quat> for [f32; 4]

fn from(v: Quat) -> Self

Performs the conversion.

impl Default for Quat

fn default() -> Self

Returns the "default value" for a type.

impl Debug for Quat

fn fmt(&self, fmt: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Display for Quat

fn fmt(&self, fmt: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Mul<Quat> for Quat

type Output = Self

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self

Performs the * operation.

impl Mul<Vec3> for Quat

type Output = Vec3

The resulting type after applying the * operator.

fn mul(self, rhs: Vec3) -> Vec3

Performs the * operation.

impl Neg for Quat

type Output = Self

The resulting type after applying the - operator.

fn neg(self) -> Self

Performs the unary - operation.

impl MulAssign<Quat> for Quat

fn mul_assign(&mut self, rhs: Self)

Performs the *= operation.

impl Distribution<Quat> for Standard

fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> Quat

Generate a random value of T, using rng as the source of randomness.

fn sample_iter<R>(&'a self, rng: &'a mut R) -> DistIter<'a, Self, R, T> where
    R: Rng, 

Create an iterator that generates random values of T, using rng as the source of randomness.

impl AbsDiffEq<Quat> for Quat

type Epsilon = <f32 as AbsDiffEq>::Epsilon

Used for specifying relative comparisons.

fn default_epsilon() -> Self::Epsilon

The default tolerance to use when testing values that are close together.

fn abs_diff_eq(&self, other: &Self, epsilon: Self::Epsilon) -> bool

A test for equality that uses the absolute difference to compute the approximate equality of two numbers.

fn abs_diff_ne(&self, other: &Rhs, epsilon: Self::Epsilon) -> bool

The inverse of ApproxEq::abs_diff_eq.

impl RelativeEq<Quat> for Quat

fn default_max_relative() -> Self::Epsilon

The default relative tolerance for testing values that are far-apart.

fn relative_eq(
    &self,
    other: &Self,
    epsilon: Self::Epsilon,
    max_relative: Self::Epsilon
) -> bool

A test for equality that uses a relative comparison if the values are far apart.

fn relative_ne(
    &self,
    other: &Rhs,
    epsilon: Self::Epsilon,
    max_relative: Self::Epsilon
) -> bool

The inverse of ApproxEq::relative_eq.

impl UlpsEq<Quat> for Quat

fn default_max_ulps() -> u32

The default ULPs to tolerate when testing values that are far-apart.

fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool

A test for equality that uses units in the last place (ULP) if the values are far apart.

fn ulps_ne(&self, other: &Rhs, epsilon: Self::Epsilon, max_ulps: u32) -> bool

The inverse of ApproxEq::ulps_eq.