Low, High and Last playing modes.

res/Examples/MIDI_SimpleSynth/MIDI_SimpleSynth.ino

@@ -41,8 +41,13 @@ void handleNotesChanged()
     }
     else
     {
+        // Possible playing modes:
+        // Mono Low:  use midiNotes.getLow
+        // Mono High: use midiNotes.getHigh
+        // Mono Last: use midiNotes.getLast
+
         byte currentNote = 0;
-        if (midiNotes.getTail(currentNote))
+        if (midiNotes.getLast(currentNote))
         {
             tone(sAudioOutPin, sNotePitches[currentNote]);
             pulseGate(); // Retrigger envelopes. Remove for legato effect.

res/Examples/MIDI_SimpleSynth/noteList.h

@@ -65,7 +65,9 @@ public:
 
 public:
     inline bool get(byte inIndex, byte& outPitch) const;
-    inline bool getTail(byte& outPitch) const;
+    inline bool getLast(byte& outPitch) const;
+    inline bool getHigh(byte& outPitch) const;
+    inline bool getLow(byte& outPitch) const;
 
 public:
     inline bool empty() const;
@@ -257,16 +259,67 @@ inline bool MidiNoteList<Size>::get(byte inIndex, byte& outPitch) const
 }
 
 template<byte Size>
-inline bool MidiNoteList<Size>::getTail(byte& outPitch) const
+inline bool MidiNoteList<Size>::getLast(byte& outPitch) const
 {
-    if (mTail)
+    if (!mTail)
     {
+        return false;
+    }
+
     outPitch = mTail->note.pitch;
     return true;
 }
+
+template<byte Size>
+inline bool MidiNoteList<Size>::getHigh(byte& outPitch) const
+{
+    if (!mTail)
+    {
         return false;
     }
 
+    outPitch = 0;
+    const Cell* it = mTail;
+    for (byte i = 0; i < mSize; ++i)
+    {
+        if (it->note.pitch > outPitch)
+        {
+            outPitch = it->note.pitch;
+        }
+
+        if (it->prev)
+        {
+            it = it->prev;
+        }
+    }
+    return true;
+}
+
+template<byte Size>
+inline bool MidiNoteList<Size>::getLow(byte& outPitch) const
+{
+    if (!mTail)
+    {
+        return false;
+    }
+
+    outPitch = 0xff;
+    const Cell* it = mTail;
+    for (byte i = 0; i < mSize; ++i)
+    {
+        if (it->note.pitch < outPitch)
+        {
+            outPitch = it->note.pitch;
+        }
+
+        if (it->prev)
+        {
+            it = it->prev;
+        }
+    }
+    return true;
+}
+
 // -----------------------------------------------------------------------------
 
 template<byte Size>