StrafesNET/fixed_wide_vectors
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mat mul brain blasting

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Quaternions 2024-08-30 15:07:10 -07:00
parent 0c41d3182e
commit 8a89fcefc6
1 changed files with 13 additions and 12 deletions
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25
fixed_wide_vectors/src/macros/wide.rs
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@ -34,30 +34,31 @@ macro_rules! impl_wide_vector_operations {
}
// Notes:
// Mat3<Vec2>.dot(Vec3) -> Vec2
// Mat3<Vec2>.dot(Vec2) -> Vec3
// Mat3<Vec4>.dot(Mat4<Vec2>) -> Mat3<Vec2>
// mat.mat can be implemented off the back of mat.vec
#[doc(hidden)]
#[macro_export(local_inner_macros)]
macro_rules! impl_wide_matrix_operations {
(
($struct_outer: ident { $($field_outer: ident), + }, $vector_outer: ident, $size_outer: expr),
($struct_inner: ident { $($field_inner: ident), + }, $matrix_inner: ident, $size_inner: expr)
($struct_outer: ident { $($field_outer: ident), + }, $vector_outer: ident { $($vector_field_outer: ident), + }, $size_outer: expr),
($struct_inner: ident { $($field_inner: ident), + }, $matrix_inner: ident { $($matrix_field_inner: ident), + }, $size_inner: expr)
) => {
/* Hide this
impl<T,U> fixed_wide_traits::wide::WideDot<$struct<U>> for $struct<T>
// U is a vec type
impl<T,U> fixed_wide_traits::wide::WideDot<$matrix_inner<U>> for $struct_outer<$struct_inner<T>>
where
U:$crate::Transpose
$matrix_inner<U>:$crate::Transpose,
$struct_inner<T>:fixed_wide_traits::wide::WideDot<U>,
{
type Output=V;
type Output=$struct_outer<<$struct_inner<T> as fixed_wide_traits::wide::WideDot<U>>::Output>;
#[inline]
fn wide_dot(self, rhs: $struct<U>) -> Self::Output {
$crate::sum_repeating!(
$( + (self.$field.wide_mul(rhs.$field)) ) +
)
fn wide_dot(self, rhs: $matrix_inner<U>) -> Self::Output {
//just made this up, don't trust it
let tr=rhs.transpose();
self.map(|axis|tr.wide_dot(axis))
}
}
*/
/* TODO: nasty determinant macro
impl<U:std::ops::Add<Output=U>,T:Copy+fixed_wide_traits::wide::WideMul<Output=U>> $struct<T> {
#[inline]