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comparison: src/loc.rs

src/loc.rs

branch
dev
changeset 166
20fa28637737
parent 164
fd9dba51afd3
child 171
fa8df5a14486
equal deleted inserted replaced
165:478c23ce7cef 166:20fa28637737
2 Array containers that support vector space operations on floats. 2 Array containers that support vector space operations on floats.
3 For working with small vectors in $ℝ^2$ or $ℝ^3$. 3 For working with small vectors in $ℝ^2$ or $ℝ^3$.
4 */ 4 */
5 5
6 use crate::euclidean::*; 6 use crate::euclidean::*;
7 use crate::instance::{BasicDecomposition, Instance, MyCow, Ownable}; 7 use crate::instance::{BasicDecomposition, Instance};
8 use crate::linops::{Linear, Mapping, VectorSpace, AXPY}; 8 use crate::linops::{Linear, Mapping, VectorSpace, AXPY};
9 use crate::mapping::Space; 9 use crate::mapping::Space;
10 use crate::maputil::{map1, map1_mut, map2, map2_mut, FixedLength, FixedLengthMut}; 10 use crate::maputil::{map1, map1_mut, map2, map2_mut, FixedLength, FixedLengthMut};
11 use crate::norms::*; 11 use crate::norms::*;
12 use crate::self_ownable;
12 use crate::types::{Float, Num, SignedNum}; 13 use crate::types::{Float, Num, SignedNum};
13 use serde::ser::{Serialize, SerializeSeq, Serializer}; 14 use serde::ser::{Serialize, SerializeSeq, Serializer};
14 use std::fmt::{Display, Formatter}; 15 use std::fmt::{Display, Formatter};
15 use std::ops::{ 16 use std::ops::{
16 Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Neg, Sub, SubAssign, 17 Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Neg, Sub, SubAssign,
25 pub struct Loc<const N: usize, F = f64>( 26 pub struct Loc<const N: usize, F = f64>(
26 /// An array of the elements of the vector 27 /// An array of the elements of the vector
27 pub [F; N], 28 pub [F; N],
28 ); 29 );
29 30
30 /// Trait for ownable-by-consumption objects 31 self_ownable!(Loc<N, F> where const N: usize, F: Copy);
31 impl<const N: usize, F: Copy> Ownable for Loc<N, F> {
32 type OwnedVariant = Self;
33
34 #[inline]
35 fn into_owned(self) -> Self::OwnedVariant {
36 self
37 }
38
39 /// Returns an owned instance of a reference.
40 fn clone_owned(&self) -> Self::OwnedVariant {
41 self.clone()
42 }
43
44 /// Returns an owned instance of a reference.
45 fn cow_owned<'b>(self) -> MyCow<'b, Self::OwnedVariant>
46 where
47 Self: 'b,
48 {
49 MyCow::Owned(self)
50 }
51 }
52 32
53 impl<F: Display, const N: usize> Display for Loc<N, F> { 33 impl<F: Display, const N: usize> Display for Loc<N, F> {
54 // Required method 34 // Required method
55 fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { 35 fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
56 write!(f, "[")?; 36 write!(f, "[")?;

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