skip drum channel 10 for non-drum parts

reznet · Apr 7, 2024 · 354295b · 354295b
1 parent 2d08117
commit 354295b
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/S3mToMidi/OutputChannel.cs b/S3mToMidi/OutputChannel.cs
@@ -9,6 +9,12 @@ internal class OutputChannel
         public OutputChannel()
         {
             ChannelNumber = nextChannelNumber++;
+            if (ChannelNumber == 09) // 10 in zero-based counter is 09
+            {
+                // avoid General Midi channel 10 because players interpret it as a drum channel
+                Console.WriteLine("Skipping output drum channel 10");
+                ChannelNumber = nextChannelNumber++;
+            }
             Console.WriteLine("Creating output channel {0}", ChannelNumber);
             Debug.Assert(ChannelNumber <= 16, "output channel number out of range.");
         }
@@ -27,6 +33,7 @@ public void AddEvent(Event noteEvent)
 
         public void AddEvent(NoteEvent noteEvent)
         {
+            Debug.Assert(noteEvent.Channel == ChannelNumber, "trying to add a note event to the wrong output channel");
             AddEvent((Event)noteEvent);
             if (noteEvent.Type == NoteEvent.EventType.NoteOn)
             {