Struct euler::Vec2

#[repr(C)]
pub struct Vec2 {
    pub x: f32,
    pub y: f32,
}

Single-precision 2D vector.

Fields

x: f32

y: f32

Implementations

impl Vec2

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

Full constructor.

pub fn zero() -> Self

Zero constructor.

impl Vec2

pub fn dot(self, rhs: Vec2) -> f32

Returns the dot product of two vectors.

pub fn length(self) -> f32

Returns the length (magnitude) of the vector.

pub fn squared_length(self) -> f32

Returns the squared length of the vector.

pub fn normalize(self) -> Vec2

Scales the vector to unit length.

Panics

Panics if the vector is zero.

impl Vec2

pub fn angle(self, rhs: Vec2) -> f32

Returns the acute angle between two vectors.

Panics

Panics if self is the zero vector.

Trait Implementations

impl Add<Vec2> for Vec2

type Output = Vec2

The resulting type after applying the + operator.

fn add(self, rhs: Vec2) -> Self::Output

Performs the + operation.

impl AddAssign<Vec2> for Vec2

fn add_assign(&mut self, rhs: Vec2)

Performs the += operation.

impl ApproxEq for Vec2

type Epsilon = <Vector2<f32> as ApproxEq>::Epsilon

Used for specifying relative comparisons.

fn default_epsilon() -> Self::Epsilon

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

fn default_max_relative() -> Self::Epsilon

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

fn default_max_ulps() -> u32

The default ULPs to tolerate when 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 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 relative_ne( &self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon ) -> bool

The inverse of ApproxEq::relative_eq.

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

The inverse of ApproxEq::ulps_eq.

impl AsRef<[f32; 2]> for Vec2

fn as_ref(&self) -> &[f32; 2]

Converts this type into a shared reference of the (usually inferred) input type.

impl Clone for Vec2

fn clone(&self) -> Vec2

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Vec2

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

Formats the value using the given formatter.

impl Default for Vec2

fn default() -> Vec2

Returns the “default value” for a type.

impl Display for Vec2

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

Formats the value using the given formatter.

impl Div<f32> for Vec2

type Output = Vec2

The resulting type after applying the / operator.

fn div(self, arg: f32) -> Self::Output

Performs the / operation.

impl DivAssign<f32> for Vec2

fn div_assign(&mut self, rhs: f32)

Performs the /= operation.

impl From<[f32; 2]> for Vec2

fn from(array: [f32; 2]) -> Self

Converts to this type from the input type.

impl From<DVec2> for Vec2

fn from(arg: DVec2) -> Self

Converts to this type from the input type.

impl From<Vec2> for DVec2

fn from(arg: Vec2) -> Self

Converts to this type from the input type.

impl From<f32> for Vec2

fn from(arg: f32) -> Self

Converts to this type from the input type.

impl From<f64> for Vec2

fn from(arg: f64) -> Self

Converts to this type from the input type.

impl Into<[f32; 2]> for Vec2

fn into(self) -> [f32; 2]

Converts this type into the (usually inferred) input type.

impl<'a> Mul<Vec2> for &'a Mat2

type Output = Vec2

The resulting type after applying the * operator.

fn mul(self, rhs: Vec2) -> Self::Output

Performs the * operation.

impl Mul<Vec2> for Mat2

type Output = Vec2

The resulting type after applying the * operator.

fn mul(self, rhs: Vec2) -> Self::Output

Performs the * operation.

impl Mul<Vec2> for f32

type Output = Vec2

The resulting type after applying the * operator.

fn mul(self, arg: Vec2) -> Self::Output

Performs the * operation.

impl Mul<f32> for Vec2

type Output = Vec2

The resulting type after applying the * operator.

fn mul(self, arg: f32) -> Self::Output

Performs the * operation.

impl MulAssign<f32> for Vec2

fn mul_assign(&mut self, rhs: f32)

Performs the *= operation.

impl PartialEq<Vec2> for Vec2

fn eq(&self, other: &Vec2) -> bool

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Sub<Vec2> for Vec2

type Output = Vec2

The resulting type after applying the - operator.

fn sub(self, rhs: Vec2) -> Self::Output

Performs the - operation.

impl SubAssign<Vec2> for Vec2

fn sub_assign(&mut self, rhs: Vec2)

Performs the -= operation.

impl<'a> Sum<&'a Vec2> for Vec2

fn sum<I>(iter: I) -> Selfwhere I: Iterator<Item = &'a Self>,

Method which takes an iterator and generates Self from the elements by “summing up” the items.

impl Sum<Vec2> for Vec2

fn sum<I>(iter: I) -> Selfwhere I: Iterator<Item = Self>,

Method which takes an iterator and generates Self from the elements by “summing up” the items.

impl Copy for Vec2

impl StructuralPartialEq for Vec2