From 07670ef8afb5a273267ea7149d5f7eef02fdf66b Mon Sep 17 00:00:00 2001 From: Lizzy Hunt Date: Fri, 12 Jan 2024 19:13:13 -0700 Subject: add subprojects --- maize-maze/js/helpers.js | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 maize-maze/js/helpers.js (limited to 'maize-maze/js/helpers.js') diff --git a/maize-maze/js/helpers.js b/maize-maze/js/helpers.js new file mode 100644 index 0000000..1bc6579 --- /dev/null +++ b/maize-maze/js/helpers.js @@ -0,0 +1,18 @@ +function random_in_range(a,z) { + return Math.floor(Math.random() * (z - a) + a); +} + +function shuffle_array(a) { + for (let i = 0; i < a.length; i++) { + let j = random_in_range(0, i+1); + temp = a[i]; a[i] = a[j]; a[j] = temp; + } +} + +function sub(p1, p2) { + return [p1[0] - p2[0], p1[1] - p2[1]]; +} + +function any(l) { + return l.filter((x) => x).length > 0; +} \ No newline at end of file -- cgit v1.2.3-70-g09d2