use std::ops::{Add, Div, Index, Mul, Sub};

#[derive(Debug)]
pub struct Vec3 {
    inner: [f32; 3],
}

impl Vec3 {
    pub fn new(a: f32, b: f32, c: f32) -> Vec3 {
        Vec3 { inner: [a, b, c] }
    }
}

impl Mul<Vec3> for Vec3 {
    type Output = Vec3;

    fn mul(self, o: Vec3) -> Vec3 {
        Vec3 {
            inner: [
                self.inner[0] * o.inner[0],
                self.inner[1] * o.inner[1],
                self.inner[2] * o.inner[2],
            ],
        }
    }
}

impl Mul<f32> for Vec3 {
    type Output = Vec3;

    fn mul(self, o: f32) -> Vec3 {
        Vec3 {
            inner: [self.inner[0] * o, self.inner[1] * o, self.inner[2] * o],
        }
    }
}

fn main() {

    let v = Vec3::new(1.0, 1.0, 1.0);

    println!("{:?}", v * 0.5);
}