forked from M-Labs/nalgebra
32 lines
984 B
Rust
32 lines
984 B
Rust
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use num::Num;
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use traits::{Alloc, Number};
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use na::{Scalar, Real, DimName, DefaultAllocator, U1};
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use na::allocator::Allocator;
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use aliases::{Mat, Vec};
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//pub fn determinant<N: Real, D: DimName>(m: &Mat<N, D, D>) -> N
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// where DefaultAllocator: Allocator<N, D, D> {
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// m.determinant()
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//}
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pub fn inverse<N: Real, D: DimName>(m: &Mat<N, D, D>) -> Mat<N, D, D>
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where DefaultAllocator: Alloc<N, D, D> {
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m.clone().try_inverse().unwrap_or(Mat::<N, D, D>::zeros())
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}
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pub fn matrix_comp_mult<N: Number, R: DimName, C: DimName>(x: &Mat<N, R, C>, y: &Mat<N, R, C>) -> Mat<N, R, C>
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where DefaultAllocator: Alloc<N, R, C> {
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x.component_mul(y)
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}
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pub fn outer_product<N: Number, R: DimName, C: DimName>(c: &Vec<N, R>, r: &Vec<N, C>) -> Mat<N, R, C>
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where DefaultAllocator: Alloc<N, R, C> {
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c * r.transpose()
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}
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pub fn transpose<N: Scalar, R: DimName, C: DimName>(x: &Mat<N, R, C>) -> Mat<N, C, R>
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where DefaultAllocator: Alloc<N, R, C> {
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x.transpose()
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}
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