Added Pitch Bend message support

Assets/MidiJack/MidiDriver.cs

@@ -41,6 +41,9 @@ class ChannelState
             //          (X-1 represents velocity)
             public float[] _noteArray;
 
+            //Pitch bend values. Range -1 to 1
+            public float _pitchBendValue;
+
             // Knob number to knob value mapping
             public Dictionary<int, float> _knobMap;
 
@@ -99,17 +102,26 @@ public float GetKnob(MidiChannel channel, int knobNumber, float defaultValue)
             return defaultValue;
         }
 
+        public float GetPitchBend(MidiChannel channel)
+        {
+            UpdateIfNeeded();
+            var cs = _channelArray[(int)channel];
+            return cs._pitchBendValue;
+        }
+
         #endregion
 
         #region Event Delegates
 
         public delegate void NoteOnDelegate(MidiChannel channel, int note, float velocity);
         public delegate void NoteOffDelegate(MidiChannel channel, int note);
         public delegate void KnobDelegate(MidiChannel channel, int knobNumber, float knobValue);
+        public delegate void PitchBendDelegate(MidiChannel channel, float bendValue);
 
         public NoteOnDelegate noteOnDelegate { get; set; }
         public NoteOffDelegate noteOffDelegate { get; set; }
         public KnobDelegate knobDelegate { get; set; }
+        public PitchBendDelegate pitchBendDelegate { get; set; }
 
         #endregion
 
@@ -235,6 +247,16 @@ void Update()
                         noteOffDelegate((MidiChannel)channelNumber, message.data1);
                 }
 
+                //Pitch Bend message?
+                if(statusCode == 14)
+                {
+                    var bend = 1.0f / 127 * message.data2 * 2 - 1; //Map to range between -1 and 1 with center at 0
+                    _channelArray[channelNumber]._pitchBendValue = bend;
+                    if (pitchBendDelegate != null)
+                        pitchBendDelegate((MidiChannel)channelNumber, bend);
+                    //Debug.Log("Pitch bend: " + bend.ToString("0.000"));
+                }
+
                 // CC message?
                 if (statusCode == 0xb)
                 {

Assets/MidiJack/MidiMaster.cs

@@ -41,6 +41,11 @@ public static MidiDriver.KnobDelegate knobDelegate {
             set { MidiDriver.Instance.knobDelegate = value; }
         }
 
+        public static MidiDriver.PitchBendDelegate pitchBendDelegate {
+            get { return MidiDriver.Instance.pitchBendDelegate; }
+            set { MidiDriver.Instance.pitchBendDelegate = value; }
+        }
+
         // Returns the key state (on: velocity, off: zero).
         public static float GetKey(MidiChannel channel, int noteNumber)
         {

README.md

@@ -55,11 +55,16 @@ mixed status of all active channels.
 
   Returns the list of active controllers.
 
+- MidiMaster.GetPitchBendValue(channel)
+
+  Returns the current pitch bend value. The value ranges from -1.0 to 1.0 with 0 for no bend.
+
 There are also delegates for the each type of MIDI event.
 
 - MidiMaster.noteOnDelegate (channel, noteNumber, velocity)
 - MidiMaster.noteOffDelegate (channel, noteNumber)
 - MidiMaster.knobDelegate (channel, knobNumber, konbValue)
+- MidiMaster.pitchBendDelegate (channel, bendValue)
 
 MIDI Monitor Window
 -------------------