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refactor: format

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Justin Lin
2022-04-16 17:36:59 +08:00
parent 4875aeeb98
commit b16da34c86
1 changed files with 15 additions and 13 deletions
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26
src/_impl/_shape_star_impl.scad
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@@ -1,20 +1,22 @@
function __outer_points_shape_star(r1, r2, n) = function __outer_points_shape_star(r1, r2, n) =
let( let(a_step = 360 / n)
a = 360 / n [
) for(i = 0; i < n; i = i + 1)
[for(i = 0; i < n; i = i + 1) [r1 * cos(90 + a * i), r1 * sin(90 + a * i)]]; let(a = 90 + a_step * i)
[r1 * cos(a), r1 * sin(a)]
];
function __inner_points_shape_star(r1, r2, n) = function __inner_points_shape_star(r1, r2, n) =
let ( let(a_step = 360 / n)
a = 360 / n, [
half_a = a / 2 for(i = 0; i < n; i = i + 1)
) let(a = 90 + a_step * (i + 0.5))
[for(i = 0; i < n; i = i + 1) [r2 * cos(90 + a * i + half_a), r2 * sin(90 + a * i + half_a)]]; [r2 * cos(a), r2 * sin(a)]
];
function _shape_star_impl(r1, r2, n) = function _shape_star_impl(r1, r2, n) =
let( let(
outer_points = __outer_points_shape_star(r1, r2, n), outer_points = __outer_points_shape_star(r1, r2, n),
inner_points = __inner_points_shape_star(r1, r2, n), inner_points = __inner_points_shape_star(r1, r2, n)
leng = len(outer_points)
) )
[for(i = 0; i < leng; i = i + 1) each [outer_points[i], inner_points[i]]]; [for(i = [0:len(outer_points) - 1]) each [outer_points[i], inner_points[i]]];