Struct Vector

pub struct Vector(pub f64, pub f64);

二次元ベクトル

Tuple Fields

0: f64

1: f64

Implementations

impl Vector

pub fn abs(self) -> f64

絶対値を計算する

pub fn abs_sq(self) -> f64

絶対値の2乗を計算する

pub fn dot(self, other: Self) -> f64

内積を計算する

pub fn cross(self, other: Self) -> f64

外積を計算する

pub fn unit(self) -> Self

長さを1にしたベクトルを返す

pub fn normal(self) -> Self

直交するベクトルを返す

pub fn angle(self, other: Self) -> f64

ベクトルのなす角度を返す

pub fn polar(r: f64, ang: f64) -> Self

極座標形式でVectorを生成する

pub fn angle_diff(self, other: Self) -> f64

selfからotherへの角度($-\pi \le \theta \le \pi$)を返す。

pub fn eq(self, other: Self, eps: Eps) -> bool

2つのベクトルが等しければtrueを返す。

Trait Implementations

impl Add for Vector

type Output = Vector

The resulting type after applying the + operator.

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

Performs the + operation.

impl Clone for Vector

fn clone(&self) -> Vector

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Vector

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

Formats the value using the given formatter.

impl Default for Vector

fn default() -> Vector

Returns the “default value” for a type.

impl Div<f64> for Vector

type Output = Vector

The resulting type after applying the / operator.

fn div(self, rhs: f64) -> Self::Output

Performs the / operation.

impl Mul<f64> for Vector

type Output = Vector

The resulting type after applying the * operator.

fn mul(self, rhs: f64) -> Self::Output

Performs the * operation.

impl Sub for Vector

type Output = Vector

The resulting type after applying the - operator.

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

Performs the - operation.

impl Copy for Vector