From 68eecb723f5aed317708ebd1fada67e72b8aa174 Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Sat, 19 Feb 2022 23:11:20 -0500
Subject: [PATCH] fix bugged notes in .dmf

---
 src/engine/fileOps.cpp | 5 +++++
 src/gui/gui.cpp        | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/src/engine/fileOps.cpp b/src/engine/fileOps.cpp
index 37ab0f835..6240f3f5d 100644
--- a/src/engine/fileOps.cpp
+++ b/src/engine/fileOps.cpp
@@ -550,6 +550,11 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
               pat->data[k][1]-=2;
             }
           }
+          if (pat->data[k][0]==0 && pat->data[k][1]!=0) {
+            logD("what? %d:%d:%d note %d octave %d\n",i,j,k,pat->data[k][0],pat->data[k][1]);
+            pat->data[k][0]=12;
+            pat->data[k][1]--;
+          }
           // volume
           pat->data[k][3]=reader.readS();
           if (ds.version<0x0a) {
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index b19d461e3..dab64bbb3 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -98,6 +98,8 @@ const char* FurnaceGUI::noteName(short note, short octave) {
     return "REL";
   } else if (octave==0 && note==0) {
     return "...";
+  } else if (note==0 && octave!=0) {
+    return "BUG";
   }
   int seek=(note+(signed char)octave*12)+60;
   if (seek<0 || seek>=180) {