kanoko 0.1.0

Generate a random pattern inspired by the traditional Japanese kanoko pattern
Documentation 
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use std::ops::{Add, Div, Mul, Sub};

use rand_distr::{Distribution, Normal};

#[derive(Debug, Clone, Copy)]
pub struct Coordinate {
    pub x: f64,
    pub y: f64,
}

impl Coordinate {
    pub(crate) fn add_jitter(&self, std_dev: f64) -> Self {
        let normal = Normal::new(0.0, std_dev).unwrap();
        let jitter = Coordinate {
            x: normal.sample(&mut rand::rng()),
            y: normal.sample(&mut rand::rng()),
        };

        *self + jitter
    }

    pub(crate) fn lerp(&self, other: &Self, t: f64) -> Self {
        Self {
            x: self.x + t * (other.x - self.x),
            y: self.y + t * (other.y - self.y),
        }
    }
}

impl Add for Coordinate {
    type Output = Self;

    fn add(self, rhs: Self) -> Self::Output {
        Self {
            x: self.x + rhs.x,
            y: self.y + rhs.y,
        }
    }
}

impl Div<f64> for Coordinate {
    type Output = Self;

    fn div(self, rhs: f64) -> Self::Output {
        Self {
            x: self.x / rhs,
            y: self.y / rhs,
        }
    }
}

impl Mul<f64> for Coordinate {
    type Output = Self;

    fn mul(self, rhs: f64) -> Self::Output {
        Self {
            x: self.x * rhs,
            y: self.y * rhs,
        }
    }
}

impl Sub for Coordinate {
    type Output = Self;

    fn sub(self, rhs: Self) -> Self::Output {
        Self {
            x: self.x - rhs.x,
            y: self.y - rhs.y,
        }
    }
}