From 67a5a42181a6b3ca9d5f911b772f40776777afca Mon Sep 17 00:00:00 2001
From: Yinan Zhou <yinan.a.zhou@gmail.com>
Date: Tue, 3 Dec 2024 15:55:15 -0500
Subject: [PATCH] fix: update octave change in `AdjustPitchForNewClef`

refs: https://github.com/DDMAL/Neon/issues/1248#issuecomment-2513344698
---
 src/pitchinterface.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/pitchinterface.cpp b/src/pitchinterface.cpp
index 893e928d57d..e7d08596f53 100644
--- a/src/pitchinterface.cpp
+++ b/src/pitchinterface.cpp
@@ -109,13 +109,13 @@ void PitchInterface::AdjustPitchForNewClef(const Clef *oldClef, const Clef *newC
 
     int pitchDiff = -2 * (newClef->GetLine() - oldClef->GetLine());
     if (oldClef->GetShape() == CLEFSHAPE_F) {
-        pitchDiff -= 3;
+        pitchDiff += 4;
     }
     else if (oldClef->GetShape() == CLEFSHAPE_G) {
         pitchDiff -= 4;
     }
     if (newClef->GetShape() == CLEFSHAPE_F) {
-        pitchDiff += 3;
+        pitchDiff -= 4;
     }
     else if (newClef->GetShape() == CLEFSHAPE_G) {
         pitchDiff += 4;