M-Labs
/
nalgebra
3
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Rewrite to_homogenous for vectors to use push

This commit is contained in:
shivshank 2019-01-09 21:48:03 -05:00
parent 3055c289c0
commit 85a943b7ef
1 changed files with 1 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/base/matrix.rs
View File

@ -832,14 +832,7 @@ impl<N: Scalar + Zero, D: DimAdd<U1>, S: Storage<N, D>> Vector<N, D, S> {
#[inline]
pub fn to_homogeneous(&self) -> VectorN<N, DimSum<D, U1>>
where DefaultAllocator: Allocator<N, DimSum<D, U1>> {
let len = self.len();
let hnrows = DimSum::<D, U1>::from_usize(len + 1);
let mut res = unsafe { VectorN::<N, _>::new_uninitialized_generic(hnrows, U1) };
res.generic_slice_mut((0, 0), self.data.shape())
.copy_from(self);
res[(len, 0)] = N::zero();
res
self.push(N::zero())
}
/// Constructs a vector from coordinates in projective space, i.e., removes a `0` at the end of