C++ify midi.ino, change to appropriate datatypes

NuEVI/midi.cpp

@@ -0,0 +1,142 @@
+#include <Arduino.h>
+
+#include "midi.h"
+#include "hardware.h"
+
+int midiChannel;
+
+
+void midiSetChannel(uint8_t channel) {
+  midiChannel = constrain(channel, 1, 16);
+}
+
+byte midiGetChannel() {
+  return midiChannel;
+}
+
+
+void midiSendProgramChange(uint8_t patch) {
+	usbMIDI.sendProgramChange(patch-1, midiChannel);
+	dinMIDIsendProgramChange(patch-1, midiChannel-1);
+}
+
+void midiSendControlChange(uint8_t ccParam, uint8_t ccValue) {
+      usbMIDI.sendControlChange(ccParam, ccValue, midiChannel);
+      dinMIDIsendControlChange(ccParam, ccValue, midiChannel - 1);
+}
+
+void midiSendNoteOn(uint8_t note, uint8_t velocity) {
+  usbMIDI.sendNoteOn(note, velocity, midiChannel);
+  dinMIDIsendNoteOn(note, velocity, midiChannel - 1);
+}
+
+void midiSendNoteOff(uint8_t note) {
+  //Always send velocity 0 on note off to avoid confusing some synthesizers
+  usbMIDI.sendNoteOn(note, 0, midiChannel);
+  dinMIDIsendNoteOn(note, 0, midiChannel - 1);
+}
+
+
+void midiSendAfterTouch(uint8_t value) {
+  usbMIDI.sendAfterTouch(value, midiChannel);
+  dinMIDIsendAfterTouch(value, midiChannel - 1);
+}
+
+
+void midiSendPitchBend(uint16_t value) {
+    #if defined(NEWTEENSYDUINO)
+    usbMIDI.sendPitchBend(value-8192, midiChannel); // newer teensyduino "pitchBend-8192" older just "pitchBend"... strange thing to change
+    #else
+    usbMIDI.sendPitchBend(value, midiChannel);
+    #endif
+    dinMIDIsendPitchBend(value, midiChannel - 1);
+}
+
+void midiDiscardInput()
+{
+  while (usbMIDI.read()) {
+    // read & ignore incoming messages
+  }
+}
+
+void midiReset() { // reset controllers
+  midiSendControlChange(7, 100);
+  midiSendControlChange(11, 127);
+}
+
+void midiPanic() { // all notes off
+  midiSendControlChange(123, 0);
+  for (int i = 0; i < 128; i++){
+    midiSendNoteOff(i);
+    delay(2);
+  }
+}
+
+void midiInitialize(uint8_t channel) {
+  MIDI_SERIAL.begin(31250);   // start serial with midi baudrate 31250
+  MIDI_SERIAL.flush();
+  midiSetChannel(channel);
+}
+
+
+
+//Serial midi functions
+
+//  Send a three byte din midi message
+void midiSend3B(uint8_t midistatus, uint8_t data1, uint8_t data2) {
+  MIDI_SERIAL.write(midistatus);
+  MIDI_SERIAL.write(data1);
+  MIDI_SERIAL.write(data2);
+}
+
+//**************************************************************
+
+//  Send a two byte din midi message
+void midiSend2B(uint8_t midistatus, uint8_t data) {
+  MIDI_SERIAL.write(midistatus);
+  MIDI_SERIAL.write(data);
+}
+
+//**************************************************************
+
+//  Send din pitchbend
+void dinMIDIsendPitchBend(uint16_t pb, uint8_t ch) {
+    int pitchLSB = pb & 0x007F;
+    int pitchMSB = (pb >>7) & 0x007F;
+    midiSend3B((0xE0 | ch), pitchLSB, pitchMSB);
+}
+
+//**************************************************************
+
+//  Send din control change
+void dinMIDIsendControlChange(uint8_t ccNumber, uint8_t cc, uint8_t ch) {
+    midiSend3B((0xB0 | ch), ccNumber, cc);
+}
+
+//**************************************************************
+
+//  Send din note on
+void dinMIDIsendNoteOn(uint8_t note, uint8_t vel, uint8_t ch) {
+    midiSend3B((0x90 | ch), note, vel);
+}
+
+//**************************************************************
+
+//  Send din note off
+void dinMIDIsendNoteOff(uint8_t note, uint8_t vel, uint8_t ch) {
+    midiSend3B((0x80 | ch), note, vel);
+}
+
+//**************************************************************
+
+//  Send din aftertouch
+void dinMIDIsendAfterTouch(uint8_t value, uint8_t ch) {
+    midiSend2B((0xD0 | ch), value);
+}
+
+//**************************************************************
+
+//  Send din program change
+void dinMIDIsendProgramChange(uint8_t value, uint8_t ch) {
+    midiSend2B((0xC0 | ch), value);
+}