StrafesNET/fixed_wide_vectors
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Quaternions 2024-08-30 13:19:51 -07:00
parent 247987b51d
commit d65fe40354
2 changed files with 11 additions and 7 deletions
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4
fixed_wide_vectors/src/macros/matrix.rs
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@ -46,8 +46,8 @@ macro_rules! impl_matrix {
} }
// Impl floating-point based methods // Impl floating-point based methods
//#[cfg(feature="fixed_wide_traits")] #[cfg(feature="fixed_wide_traits")]
//$crate::impl_wide_matrix_operations!( ($struct_outer { $($field_outer), + }, $size_outer), ($struct_inner, $size_inner), $fields_inner ); $crate::impl_wide_matrix_operations!( ($struct_outer { $($field_outer), + }, $size_outer), ($struct_inner, $size_inner), $fields_inner );
}; };
} }

14
fixed_wide_vectors/src/macros/wide.rs
View File

@ -31,7 +31,10 @@ macro_rules! impl_wide_vector_operations {
}; };
} }
/* // Notes:
// Mat3<Vec2>.dot(Vec3) -> Vec2
// mat.mat can be implemented off the back of mat.vec
#[doc(hidden)] #[doc(hidden)]
#[macro_export(local_inner_macros)] #[macro_export(local_inner_macros)]
macro_rules! impl_wide_matrix_operations { macro_rules! impl_wide_matrix_operations {
@ -44,11 +47,11 @@ macro_rules! impl_wide_matrix_operations {
#[inline] #[inline]
fn wide_mul(self, rhs: Self) -> Self::Output { fn wide_mul(self, rhs: Self) -> Self::Output {
$struct{ $struct{
$( $field: self.$field.wide_mul(rhs.$field) ), + $( $field_outer: self.$field_outer.wide_mul(rhs.$field_outer) ), +
} }
} }
} }
impl<V:core::ops::Add<Output=V>,U,T:fixed_wide_traits::wide::WideMul<U,Output=V>> fixed_wide_traits::wide::WideDot<$struct<U>> for $struct<T> { impl<U,T:fixed_wide_traits::wide::WideMul<U,Output=V>> fixed_wide_traits::wide::WideDot<$struct<U>> for $struct<T> {
type Output=V; type Output=V;
#[inline] #[inline]
fn wide_dot(self, rhs: $struct<U>) -> Self::Output { fn wide_dot(self, rhs: $struct<U>) -> Self::Output {
@ -57,17 +60,18 @@ macro_rules! impl_wide_matrix_operations {
) )
} }
} }
/* TODO: nasty determinant macro
impl<U:std::ops::Add<Output=U>,T:Copy+fixed_wide_traits::wide::WideMul<Output=U>> $struct<T> { impl<U:std::ops::Add<Output=U>,T:Copy+fixed_wide_traits::wide::WideMul<Output=U>> $struct<T> {
#[inline] #[inline]
pub fn wide_length_squared(&self) -> U { pub fn wide_det(&self) -> U {
$crate::sum_repeating!( $crate::sum_repeating!(
$( + self.$field.wide_mul(self.$field) ) + $( + self.$field.wide_mul(self.$field) ) +
) )
} }
} }
*/
}; };
} }
*/
// HACK: Allows us to sum repeating tokens in macros. // HACK: Allows us to sum repeating tokens in macros.
// See: https://stackoverflow.com/a/60187870/17452730 // See: https://stackoverflow.com/a/60187870/17452730