29 lines
1.3 KiB
Rust
29 lines
1.3 KiB
Rust
use na::{DefaultAllocator};
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use traits::{Alloc, Number, Dimension};
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use aliases::TVec;
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/// Component-wise approximate equality of two vectors, using a scalar epsilon.
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pub fn equal_eps<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>, epsilon: N) -> TVec<bool, D>
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where DefaultAllocator: Alloc<N, D> {
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x.zip_map(y, |x, y| abs_diff_eq!(x, y, epsilon = epsilon))
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}
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/// Component-wise approximate equality of two vectors, using a per-component epsilon.
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pub fn equal_eps_vec<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>, epsilon: &TVec<N, D>) -> TVec<bool, D>
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where DefaultAllocator: Alloc<N, D> {
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x.zip_zip_map(y, epsilon, |x, y, eps| abs_diff_eq!(x, y, epsilon = eps))
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}
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/// Component-wise approximate non-equality of two vectors, using a scalar epsilon.
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pub fn not_equal_eps<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>, epsilon: N) -> TVec<bool, D>
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where DefaultAllocator: Alloc<N, D> {
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x.zip_map(y, |x, y| abs_diff_ne!(x, y, epsilon = epsilon))
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}
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/// Component-wise approximate non-equality of two vectors, using a per-component epsilon.
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pub fn not_equal_eps_vec<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>, epsilon: &TVec<N, D>) -> TVec<bool, D>
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where DefaultAllocator: Alloc<N, D> {
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x.zip_zip_map(y, epsilon, |x, y, eps| abs_diff_ne!(x, y, epsilon = eps))
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}
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