From 7928e4a7d3311cc1325d413c53ff349e5ef816b5 Mon Sep 17 00:00:00 2001
From: Brian Cully <bjc@spork.org>
Date: Mon, 10 Mar 2025 16:23:07 -0400
Subject: scale: calculate diatonic scales

---
 scale.mjs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'scale.mjs')

diff --git a/scale.mjs b/scale.mjs
index 9bec03b..d33a5c3 100644
--- a/scale.mjs
+++ b/scale.mjs
@@ -182,3 +182,11 @@ export function MinorScale(tonic) {
     const intervals = [2, 1, 2, 2, 1, 2];
     return new Scale(tonic, intervals);
 }
+
+// well, a lot of them.
+export const allDiatonicScales = chromaticScale.flatMap(tonic => {
+    return [
+        MajorScale(tonic),
+        MinorScale(tonic)
+    ];
+})
-- 
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