Function iter_num_tools::grid_space[−][src]

pub fn grid_space<T, R, S, const N: usize>(
    range: R, 
    steps: S
) -> GridSpace<T, N>ⓘ
Notable traits for GridSpace<T, N>
impl<T: Linear, const N: usize> Iterator for GridSpace<T, N>    type Item = [T; N];
 where
    R: IntoGridSpace<T, S, N>, 
Expand description

Creates a linear grid space over range with a fixed number of width and height steps

use iter_num_tools::grid_space;

let it = grid_space([0.0, 0.0]..[1.0, 2.0], [2, 4]);
itertools::assert_equal(it, vec![
    [0.0, 0.0], [0.0, 0.5], [0.0, 1.0], [0.0, 1.5],
    [0.5, 0.0], [0.5, 0.5], [0.5, 1.0], [0.5, 1.5],
]);

// inclusive and with a single step count
let it = grid_space([0.0, 0.0]..=[1.0, 2.0], 3);
itertools::assert_equal(it, vec![
    [0.0, 0.0], [0.0, 1.0], [0.0, 2.0],
    [0.5, 0.0], [0.5, 1.0], [0.5, 2.0],
    [1.0, 0.0], [1.0, 1.0], [1.0, 2.0],
]);

// even 3d spaces
let it = grid_space([0, 0, 0]..=[1, 1, 1], 2);
itertools::assert_equal(it, vec![
    [0, 0, 0], [0, 0, 1],
    [0, 1, 0], [0, 1, 1],

    [1, 0, 0], [1, 0, 1],
    [1, 1, 0], [1, 1, 1],
]);