33 lines
1.1 KiB
Rust
33 lines
1.1 KiB
Rust
use na::{Scalar, DefaultAllocator};
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use traits::{Alloc, Dimension};
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use aliases::{Vec, Mat};
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/// The `index`-th column of the matrix `m`.
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pub fn column<N: Scalar, R: Dimension, C: Dimension>(m: &Mat<N, R, C>, index: usize) -> Vec<N, R>
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where DefaultAllocator: Alloc<N, R, C> {
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m.column(index).into_owned()
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}
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/// Sets to `x` the `index`-th column of the matrix `m`.
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pub fn set_column<N: Scalar, R: Dimension, C: Dimension>(m: &Mat<N, R, C>, index: usize, x: &Vec<N, R>) -> Mat<N, R, C>
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where DefaultAllocator: Alloc<N, R, C> {
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let mut res = m.clone();
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res.set_column(index, x);
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res
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}
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/// The `index`-th row of the matrix `m`.
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pub fn row<N: Scalar, R: Dimension, C: Dimension>(m: &Mat<N, R, C>, index: usize) -> Vec<N, C>
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where DefaultAllocator: Alloc<N, R, C> {
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m.row(index).into_owned().transpose()
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}
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/// Sets to `x` the `index`-th row of the matrix `m`.
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pub fn set_row<N: Scalar, R: Dimension, C: Dimension>(m: &Mat<N, R, C>, index: usize, x: &Vec<N, C>) -> Mat<N, R, C>
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where DefaultAllocator: Alloc<N, R, C> {
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let mut res = m.clone();
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res.set_row(index, &x.transpose());
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res
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}
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