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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
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9
src/base/matrix.rs
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@ -832,14 +832,7 @@ impl<N: Scalar + Zero, D: DimAdd<U1>, S: Storage<N, D>> Vector<N, D, S> {
#[inline] #[inline]
pub fn to_homogeneous(&self) -> VectorN<N, DimSum<D, U1>> pub fn to_homogeneous(&self) -> VectorN<N, DimSum<D, U1>>
where DefaultAllocator: Allocator<N, DimSum<D, U1>> { where DefaultAllocator: Allocator<N, DimSum<D, U1>> {
let len = self.len(); self.push(N::zero())
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
} }
/// Constructs a vector from coordinates in projective space, i.e., removes a `0` at the end of /// Constructs a vector from coordinates in projective space, i.e., removes a `0` at the end of