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Add matrix/slice conversions. 

Fix #687.
This commit is contained in:
sebcrozet 2019-12-24 17:37:27 +01:00 committed by Sébastien Crozet
parent e6e3e61893
commit 8bf94f7afb
1 changed files with 30 additions and 1 deletions
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31
src/base/conversion.rs
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@ -21,7 +21,7 @@ use crate::base::storage::{ContiguousStorage, ContiguousStorageMut, Storage, Sto
#[cfg(any(feature = "std", feature = "alloc"))]
use crate::base::VecStorage;
use crate::base::{SliceStorage, SliceStorageMut};
use crate::base::{DefaultAllocator, Matrix, ArrayStorage, MatrixMN, MatrixSlice, MatrixSliceMut, Scalar};
use crate::base::{DefaultAllocator, Matrix, ArrayStorage, MatrixMN, MatrixSlice, MatrixSliceMut, Scalar, DVectorSlice, DVectorSliceMut};
use crate::constraint::DimEq;
// FIXME: too bad this won't work allo slice conversions.
@ -524,4 +524,33 @@ for MatrixSliceMut<'a, N, RSlice, CSlice, RStride, CStride>
Matrix::from_data_statically_unchecked(data)
}
}
}
impl<'a, N: Scalar + Copy, R: Dim, C: Dim, S: ContiguousStorage<N, R, C>> Into<&'a [N]> for &'a Matrix<N, R, C, S> {
#[inline]
fn into(self) -> &'a [N] {
self.as_slice()
}
}
impl<'a, N: Scalar + Copy, R: Dim, C: Dim, S: ContiguousStorageMut<N, R, C>> Into<&'a mut [N]> for &'a mut Matrix<N, R, C, S> {
#[inline]
fn into(self) -> &'a mut [N] {
self.as_mut_slice()
}
}
impl<'a, N: Scalar + Copy> From<&'a [N]> for DVectorSlice<'a, N> {
#[inline]
fn from(slice: &'a [N]) -> Self {
Self::from_slice(slice, slice.len())
}
}
impl<'a, N: Scalar + Copy> From<&'a mut [N]> for DVectorSliceMut<'a, N> {
#[inline]
fn from(slice: &'a mut [N]) -> Self {
Self::from_slice(slice, slice.len())
}
}