use crate::vector::Base;
use crate::vector::Component;
use std::fmt;
use std::ops::*;
#[doc = "A vector with x and y components"]
#[doc = "derives traits: Default, Debug, PartialEq, Eq, Copy, Clone, Hash"]
#[derive(Default, Debug, PartialEq, Eq, Copy, Clone, Hash)]
pub struct Vector2<T: Component> {
pub x: T,
pub y: T,
}
impl<T: Component + fmt::Display> fmt::Display for Vector2<T> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
return write!(f, "Vector2 - (x:{0}, y:{1})", self.x, self.y);
}
}
impl<T: Component> Base<T> for Vector2<T> {
#[doc = "Return the magnitude of the vector, sqrt(x^2 + y^2)"]
fn magnitude(&self) -> T {
return (self.x * self.x + self.y * self.y).sqrt();
}
#[doc = "Shrink vector to have magnitude of 1"]
fn normalize(&mut self) -> Vector2<T> {
*self = *self / self.magnitude();
return *self;
}
}
impl<T: Component> Add<Vector2<T>> for Vector2<T> {
type Output = Vector2<T>;
#[doc = "Add a Vector2 to another Vector2"]
fn add(self, rhs: Vector2<T>) -> Vector2<T> {
return Vector2::<T> {
x: self.x + rhs.x,
y: self.y + rhs.y,
};
}
}
impl<T: Component> Sub<Vector2<T>> for Vector2<T> {
type Output = Vector2<T>;
#[doc = "Subtract a Vector2 from another Vector2"]
fn sub(self, rhs: Vector2<T>) -> Vector2<T> {
return Vector2::<T> {
x: self.x - rhs.x,
y: self.y - rhs.y,
};
}
}
impl<T: Component + Neg<Output = T>> Neg for Vector2<T> {
type Output = Vector2<T>;
#[doc = "Reverse the sign of the vector's components"]
fn neg(self) -> Vector2<T> {
return Vector2::<T> {
x: -self.x,
y: -self.y,
};
}
}
impl<T: Component> Mul<T> for Vector2<T> {
type Output = Vector2<T>;
#[doc = "Multiply a Vector2 by a scalar"]
fn mul(self, rhs: T) -> Vector2<T> {
return Vector2 {
x: self.x * rhs,
y: self.y * rhs,
};
}
}
impl<T: Component> Div<T> for Vector2<T> {
type Output = Vector2<T>;
#[doc = "Divide a Vector2 by a scalar"]
fn div(self, rhs: T) -> Vector2<T> {
return Vector2 {
x: self.x / rhs,
y: self.y / rhs,
};
}
}