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#![allow(missing_docs)]
use std::slice::{Iter, IterMut};
use std::iter::{FromIterator, IntoIterator};
use std::iter::repeat;
use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
use rand::{self, Rand};
use num::{Zero, One};
use traits::operations::{ApproxEq, Axpy};
use traits::geometry::{Dot, Norm};
use traits::structure::{Iterable, IterableMut, Indexable, Shape, BaseFloat, BaseNum};
#[cfg(feature="arbitrary")]
use quickcheck::{Arbitrary, Gen};
#[derive(Eq, PartialEq, Debug, Clone)]
pub struct DVec<N> {
pub at: Vec<N>
}
impl<N> DVec<N> {
#[inline]
pub unsafe fn new_uninitialized(dim: usize) -> DVec<N> {
let mut vec = Vec::with_capacity(dim);
vec.set_len(dim);
DVec {
at: vec
}
}
}
impl<N: Clone> DVec<N> {
#[inline]
pub fn from_elem(dim: usize, elem: N) -> DVec<N> {
DVec { at: repeat(elem).take(dim).collect() }
}
#[inline]
pub fn from_slice(dim: usize, vec: &[N]) -> DVec<N> {
assert!(dim <= vec.len());
DVec {
at: vec[.. dim].to_vec()
}
}
}
impl<N> DVec<N> {
#[inline(always)]
pub fn from_fn<F: FnMut(usize) -> N>(dim: usize, mut f: F) -> DVec<N> {
DVec { at: (0..dim).map(|i| f(i)).collect() }
}
#[inline]
pub fn len(&self) -> usize {
self.at.len()
}
}
impl<N> FromIterator<N> for DVec<N> {
#[inline]
fn from_iter<I: IntoIterator<Item = N>>(param: I) -> DVec<N> {
DVec { at: param.into_iter().collect() }
}
}
#[cfg(feature="arbitrary")]
impl<N: Arbitrary> Arbitrary for DVec<N> {
fn arbitrary<G: Gen>(g: &mut G) -> DVec<N> {
DVec { at: Arbitrary::arbitrary(g) }
}
}
dvec_impl!(DVec);
pub struct DVec1<N> {
at: [N; 1],
dim: usize
}
small_dvec_impl!(DVec1, 1, 0);
small_dvec_from_impl!(DVec1, 1, ::zero());
pub struct DVec2<N> {
at: [N; 2],
dim: usize
}
small_dvec_impl!(DVec2, 2, 0, 1);
small_dvec_from_impl!(DVec2, 2, ::zero(), ::zero());
pub struct DVec3<N> {
at: [N; 3],
dim: usize
}
small_dvec_impl!(DVec3, 3, 0, 1, 2);
small_dvec_from_impl!(DVec3, 3, ::zero(), ::zero(), ::zero());
pub struct DVec4<N> {
at: [N; 4],
dim: usize
}
small_dvec_impl!(DVec4, 4, 0, 1, 2, 3);
small_dvec_from_impl!(DVec4, 4, ::zero(), ::zero(), ::zero(), ::zero());
pub struct DVec5<N> {
at: [N; 5],
dim: usize
}
small_dvec_impl!(DVec5, 5, 0, 1, 2, 3, 4);
small_dvec_from_impl!(DVec5, 5, ::zero(), ::zero(), ::zero(), ::zero(), ::zero());
pub struct DVec6<N> {
at: [N; 6],
dim: usize
}
small_dvec_impl!(DVec6, 6, 0, 1, 2, 3, 4, 5);
small_dvec_from_impl!(DVec6, 6, ::zero(), ::zero(), ::zero(), ::zero(), ::zero(), ::zero());