StrafesNET/fixed_wide_vectors
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wip: partial cmp

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Quaternions 2024-08-27 13:20:17 -07:00
parent 12b825bb15
commit 17d43852d3
1 changed files with 12 additions and 0 deletions
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12
deferred_division/src/wide.rs
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@ -1,7 +1,19 @@
use std::ops::{Add,Mul}; use std::ops::{Add,Mul};
use std::cmp::Ordering;
use crate::ratio::Ratio; use crate::ratio::Ratio;
use fixed_wide_traits::wide::{WideMul,WideDiv}; use fixed_wide_traits::wide::{WideMul,WideDiv};
impl<Num,Den,T> PartialOrd<T> for Ratio<Num,Den>
{
fn partial_cmp(&self,other:&T)->Option<Ordering>{
//a < c*b
match self.den.cmp(0){
Ordering::Less=>Some(self.num.partial_cmp(self.den.mul(other))),
Ordering::Equal=>None,//divide by zero
Ordering::Greater=>Some(self.num.partial_cmp(self.den.mul(other)).reverse()),
}
}
}
impl<Num,Den:Copy> Ratio<Num,Den> impl<Num,Den:Copy> Ratio<Num,Den>
{ {
pub fn rational_add<T>(self,rhs:T)->Ratio<<Num as Add<<Den as Mul<T>>::Output>>::Output,Den> pub fn rational_add<T>(self,rhs:T)->Ratio<<Num as Add<<Den as Mul<T>>::Output>>::Output,Den>