nalgebra/src/geometry/point_coordinates.rs
Crozet Sébastien 16b8f4812d Define OPoint, a generic point with D: DimName
And define Point<T, const D: usize> as an alias for OPoint.
2021-06-26 18:39:20 +02:00

42 lines
940 B
Rust

use std::ops::{Deref, DerefMut};
use crate::base::coordinates::{X, XY, XYZ, XYZW, XYZWA, XYZWAB};
use crate::base::{Scalar, U1, U2, U3, U4, U5, U6};
use crate::geometry::OPoint;
/*
*
* Give coordinates to Point{1 .. 6}
*
*/
macro_rules! deref_impl(
($D: ty, $Target: ident $(, $comps: ident)*) => {
impl<T: Scalar> Deref for OPoint<T, $D>
{
type Target = $Target<T>;
#[inline]
fn deref(&self) -> &Self::Target {
&*self.coords
}
}
impl<T: Scalar> DerefMut for OPoint<T, $D>
{
#[inline]
fn deref_mut(&mut self) -> &mut Self::Target {
&mut *self.coords
}
}
}
);
deref_impl!(U1, X, x);
deref_impl!(U2, XY, x, y);
deref_impl!(U3, XYZ, x, y, z);
deref_impl!(U4, XYZW, x, y, z, w);
deref_impl!(U5, XYZWA, x, y, z, w, a);
deref_impl!(U6, XYZWAB, x, y, z, w, a, b);