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cross product!!!!

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Quaternions 2023-11-01 15:51:52 -07:00
parent 86d45252c7
commit f1e0514ecb
1 changed files with 8 additions and 0 deletions
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8
src/integer.rs
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@ -645,6 +645,14 @@ impl Planar64Vec3{
)>>32) as i64) )>>32) as i64)
} }
#[inline] #[inline]
pub fn cross(&self,rhs:Self)->Planar64Vec3{
Planar64Vec3(glam::i64vec3(
(((self.0.y as i128)*(rhs.0.y as i128)-(self.0.z as i128)*(rhs.0.z as i128))>>32) as i64,
(((self.0.z as i128)*(rhs.0.z as i128)-(self.0.x as i128)*(rhs.0.x as i128))>>32) as i64,
(((self.0.x as i128)*(rhs.0.x as i128)-(self.0.y as i128)*(rhs.0.y as i128))>>32) as i64,
))
}
#[inline]
pub fn length(&self)->Planar64{ pub fn length(&self)->Planar64{
let radicand=(self.0.x as i128)*(self.0.x as i128)+(self.0.y as i128)*(self.0.y as i128)+(self.0.z as i128)*(self.0.z as i128); let radicand=(self.0.x as i128)*(self.0.x as i128)+(self.0.y as i128)*(self.0.y as i128)+(self.0.z as i128)*(self.0.z as i128);
Planar64(unsafe{(radicand as f64).sqrt().to_int_unchecked()}) Planar64(unsafe{(radicand as f64).sqrt().to_int_unchecked()})