Move access to usbMIDI to midi.ino

NuEVI.ino shouldn’t have to know about usbMIDI.

NuEVI/NuEVI.ino

@@ -849,9 +849,8 @@ void loop() {
     analogWrite(dacPin,breathCurve(map(constrain(pressureSensor,breathThrVal,breathMaxVal),breathThrVal,breathMaxVal,0,4095)));
   #endif
 
-  while (usbMIDI.read()) {
-    // read & ignore incoming messages
-  }
+  midiDiscardInput();
+
   //do menu stuff
   menu();
 }

NuEVI/midi.h

@@ -16,7 +16,7 @@ void midiSendNoteOff(byte note);
 void midiSendAfterTouch(byte value);
 void midiSendPitchBend(int value);
 
-
+void midiDiscardInput(void);
 void midiReset(); // reset controllers
 void midiPanic(); // turn all notes off
 

NuEVI/midi.ino

@@ -50,6 +50,13 @@ void midiSendPitchBend(int value) {
     dinMIDIsendPitchBend(value, midiChannel - 1);
 }
 
+void midiDiscardInput()
+{
+  while (usbMIDI.read()) {
+    // read & ignore incoming messages
+  }
+}
+
 void midiReset() { // reset controllers
   midiSendControlChange(7, 100);
   midiSendControlChange(11, 127);