geometry.rs
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#[derive(Clone, Debug, Default)]
pub struct Vector2D<T> {
x: T,
y: T,
}
impl<T: Copy + Default> Vector2D<T> {
pub fn zero() -> Vector2D<T> {
Vector2D {
x: T::default(),
y: T::default(),
}
}
pub fn new(x: T, y: T) -> Vector2D<T> {
Vector2D {
x,
y,
}
}
pub fn x(&self) -> T {
self.x
}
pub fn y(&self) -> T {
self.y
}
}