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use crate::prelude::*;
macro_rules! struct_coord {
($Coord:ident: $($comp:ident),*) => {
#[allow(clippy::upper_case_acronyms)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[repr(C)]
pub struct $Coord<T> {
$(pub $comp: T),*
}
};
}
macro_rules! impl_deref {
(($M:literal, $N:literal) -> $Target:ident) => {
impl<T> Deref for Matrix<T, $M, $N> {
type Target = $Target<T>;
#[inline]
fn deref(&self) -> &Self::Target {
let ptr = self.data.as_ptr() as *const $Target<T>;
unsafe { &*ptr }
}
}
impl<T> DerefMut for Matrix<T, $M, $N> {
#[inline]
fn deref_mut(&mut self) -> &mut Self::Target {
let ptr = self.data.as_mut_ptr() as *mut $Target<T>;
unsafe { &mut *ptr }
}
}
};
}
struct_coord! { X: x }
struct_coord! { XY: x, y }
struct_coord! { XYZ: x, y, z }
struct_coord! { XYZW: x, y, z, w }
struct_coord! { XYZWA: x, y, z, w, a }
struct_coord! { XYZWAB: x, y, z, w, a, b }
impl_deref! { (1, 1) -> X }
impl_deref! { (1, 2) -> XY }
impl_deref! { (1, 3) -> XYZ }
impl_deref! { (1, 4) -> XYZW }
impl_deref! { (1, 5) -> XYZWA }
impl_deref! { (1, 6) -> XYZWAB }
impl_deref! { (2, 1) -> XY }
impl_deref! { (3, 1) -> XYZ }
impl_deref! { (4, 1) -> XYZW }
impl_deref! { (5, 1) -> XYZWA }
impl_deref! { (6, 1) -> XYZWAB }
#[macro_export]
macro_rules! row_vector {
($repeat:expr; $n:expr) => {
$crate::RowVector::from_column_major_order([[$repeat]; $n])
};
($($value:expr),* $(,)?) => {
$crate::RowVector::from_column_major_order([$([$value]),*])
};
}
#[macro_export]
macro_rules! vector {
($repeat:expr; $n:expr) => {
$crate::Vector::from_column_major_order([[$repeat; $n]])
};
($($value:expr),* $(,)?) => {
$crate::Vector::from_column_major_order([[$($value),*]])
};
}
macro_rules! impl_row_vector {
($N:literal: $($comp:ident),+) => {
impl<T> RowVector<T, $N> {
pub const fn new($($comp: T),+) -> Self {
Self { data: [$([$comp]),+]}
}
}
impl<T> From<[T; $N]> for RowVector<T, $N> {
fn from([$($comp),*]: [T; $N]) -> Self {
Self { data: [$([$comp]),+] }
}
}
}
}
macro_rules! impl_vector {
($M:literal: $($comp:ident),+) => {
impl<T> Vector<T, $M> {
pub const fn new($($comp: T),+) -> Self {
Self { data: [[$($comp),+]]}
}
}
impl<T> From<[T; $M]> for Vector<T, $M> {
fn from(data: [T; $M]) -> Self {
Self { data: [data] }
}
}
}
}
impl_row_vector! { 1: x }
impl_row_vector! { 2: x, y }
impl_row_vector! { 3: x, y, z }
impl_row_vector! { 4: x, y, z, w }
impl_row_vector! { 5: x, y, z, w, a }
impl_row_vector! { 6: x, y, z, w, a, b }
impl_vector! { 2: x, y }
impl_vector! { 3: x, y, z }
impl_vector! { 4: x, y, z, w }
impl_vector! { 5: x, y, z, w, a }
impl_vector! { 6: x, y, z, w, a, b }