StrafesNET/fixed_wide_vectors
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Quaternions 2024-09-03 10:43:07 -07:00
parent e9a9689e86
commit 936fdf51d4
1 changed files with 24 additions and 6 deletions
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30
fixed_wide_vectors/src/tests/fixed_wide.rs
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@ -1,4 +1,4 @@
use crate::{Vector2,Vector3,Matrix3}; use crate::{Vector2,Vector3,Vector4,Matrix3,Matrix4};
type Planar64=fixed_wide::types::I32F32; type Planar64=fixed_wide::types::I32F32;
type Planar64Wide1=fixed_wide::types::I64F64; type Planar64Wide1=fixed_wide::types::I64F64;
@ -37,9 +37,27 @@ fn wide_vec3_length_squared(){
#[test] #[test]
fn wide_matrix_dot(){ fn wide_matrix_dot(){
let m=Matrix3::<Vector3<_>>::from_value_2d(Planar64::from(3)); let lhs=Matrix3::from([
//normal matrix product Vector4::from([Planar64::from(1),Planar64::from(2),Planar64::from(3),Planar64::from(4)]),
todo!() Vector4::from([Planar64::from(5),Planar64::from(6),Planar64::from(7),Planar64::from(8)]),
//let m_dot=m.wide_dot_1_1(m); Vector4::from([Planar64::from(9),Planar64::from(10),Planar64::from(11),Planar64::from(12)]),
//assert_eq!(m_dot,Matrix3::<Vector3<_>>::from_value_2d(Planar64Wide1::from(3i128.pow(2)))); ]);
let rhs=Matrix4::from([
Vector2::from([Planar64::from(1),Planar64::from(2)]),
Vector2::from([Planar64::from(3),Planar64::from(4)]),
Vector2::from([Planar64::from(5),Planar64::from(6)]),
Vector2::from([Planar64::from(7),Planar64::from(8)]),
]);
// Mat3<Vec4>.dot(Mat4<Vec2>) -> Mat3<Vec2>
let m_dot=lhs.wide_dot_3x4_4x2_1_1(rhs);
//In[1]:= {{1, 2, 3, 4}, {5, 6, 7, 8}, {9, 10, 11, 12}} . {{1, 2}, {3, 4}, {5, 6}, {7, 8}}
//Out[1]= {{50, 60}, {114, 140}, {178, 220}}
assert_eq!(
m_dot,
Matrix3::from([
Vector2::from([Planar64Wide1::from(50),Planar64Wide1::from(60)]),
Vector2::from([Planar64Wide1::from(114),Planar64Wide1::from(140)]),
Vector2::from([Planar64Wide1::from(178),Planar64Wide1::from(220)]),
])
);
} }