From 96789a7cb01b6ac3b6cf46a8dec650ac19c823c0 Mon Sep 17 00:00:00 2001
From: Nebuleon <2391500+Nebuleon@users.noreply.github.com>
Date: Thu, 27 Jul 2023 19:14:34 -0400
Subject: [PATCH] Unify MIDI note calculation with the audio feature's
 algorithm (#21588)

---
 quantum/midi/qmk_midi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/quantum/midi/qmk_midi.c b/quantum/midi/qmk_midi.c
index 43ebd72937a..6b8831fb589 100644
--- a/quantum/midi/qmk_midi.c
+++ b/quantum/midi/qmk_midi.c
@@ -108,10 +108,10 @@ static void fallthrough_callback(MidiDevice* device, uint16_t cnt, uint8_t byte0
     if (cnt == 3) {
         switch (byte0 & 0xF0) {
             case MIDI_NOTEON:
-                play_note(((double)261.6) * pow(2.0, -4.0) * pow(2.0, (byte1 & 0x7F) / 12.0), (byte2 & 0x7F) / 8);
+                play_note(440.0f * powf(2.0f, ((byte1 & 0x7F) - 57) / 12.0f), (byte2 & 0x7F) / 8);
                 break;
             case MIDI_NOTEOFF:
-                stop_note(((double)261.6) * pow(2.0, -4.0) * pow(2.0, (byte1 & 0x7F) / 12.0));
+                stop_note(440.0f * powf(2.0f, ((byte1 & 0x7F) - 57) / 12.0f));
                 break;
         }
     }