+/**
+ * DOUBLE BLACK DIAMOND DOUBLE BLACK DIAMOND
+ *
+ * //\\ //\\ //\\ //\\
+ * ///\\\ ///\\\ ///\\\ ///\\\
+ * \\\/// \\\/// \\\/// \\\///
+ * \\// \\// \\// \\//
+ *
+ * EXPERTS ONLY!! EXPERTS ONLY!!
+ *
+ * This file defines the MIDI mapping interfaces. This shouldn't
+ * need editing unless you're adding top level support for a
+ * specific MIDI device of some sort. Generally, all MIDI devices
+ * will just work with the default configuration, and you can
+ * set your SCPattern class to respond to the controllers that you
+ * care about.
+ */
+
+interface MidiEngineListener {
+ public void onFocusedDeck(int deckIndex);
+}
+
+class MidiEngine {
+
+ private final List<MidiEngineListener> listeners = new ArrayList<MidiEngineListener>();
+ private final List<SCMidiInput> midiControllers = new ArrayList<SCMidiInput>();
+
+ public MidiEngine addListener(MidiEngineListener l) {
+ listeners.add(l);
+ return this;
+ }
+
+ public MidiEngine removeListener(MidiEngineListener l) {
+ listeners.remove(l);
+ return this;
+ }
+
+ private SCMidiInput midiQwertyKeys;
+ private SCMidiInput midiQwertyAPC;
+
+ private int activeDeckIndex = 0;
+
+ public MidiEngine() {
+
+ midiControllers.add(midiQwertyKeys = new SCMidiInput(SCMidiInput.KEYS));
+ midiControllers.add(midiQwertyAPC = new SCMidiInput(SCMidiInput.APC));
+ for (MidiInputDevice device : RWMidi.getInputDevices()) {
+ if (device.getName().contains("APC")) {
+ midiControllers.add(new APC40MidiInput(device).setEnabled(true));
+ } else if (device.getName().contains("SLIDER/KNOB KORG")) {
+ midiControllers.add(new KorgNanoKontrolMidiInput(device).setEnabled(true));
+ } else {
+ midiControllers.add(new SCMidiInput(device));
+ }
+ }
+ }
+
+ public List<SCMidiInput> getControllers() {
+ return this.midiControllers;
+ }
+
+ public MidiEngine setFocusedDeck(int deckIndex) {
+ if (this.activeDeckIndex != deckIndex) {
+ this.activeDeckIndex = deckIndex;
+ for (MidiEngineListener listener : listeners) {
+ listener.onFocusedDeck(deckIndex);
+ }
+ }
+ return this;
+ }
+
+ public Engine.Deck getFocusedDeck() {
+ return lx.engine.getDeck(activeDeckIndex);
+ }
+
+ public boolean isQwertyEnabled() {
+ return midiQwertyKeys.isEnabled() || midiQwertyAPC.isEnabled();
+ }
+}
+
+public interface SCMidiInputListener {
+ public void onEnabled(SCMidiInput controller, boolean enabled);
+}
+
+public class SCMidiInput extends AbstractScrollItem {
+
+ public static final int MIDI = 0;
+ public static final int KEYS = 1;
+ public static final int APC = 2;
+
+ private boolean enabled = false;
+ private final String name;
+ private final int mode;
+ private int octaveShift = 0;
+
+ class NoteMeta {
+ int channel;
+ int number;
+ NoteMeta(int channel, int number) {
+ this.channel = channel;
+ this.number = number;
+ }
+ }
+
+ final Map<Character, NoteMeta> keyToNote = new HashMap<Character, NoteMeta>();
+
+ final List<SCMidiInputListener> listeners = new ArrayList<SCMidiInputListener>();
+
+ public SCMidiInput addListener(SCMidiInputListener l) {
+ listeners.add(l);
+ return this;
+ }
+
+ public SCMidiInput removeListener(SCMidiInputListener l) {
+ listeners.remove(l);
+ return this;
+ }
+
+ SCMidiInput(MidiInputDevice d) {
+ mode = MIDI;
+ d.createInput(this);
+ name = d.getName().replace("Unknown vendor","");
+ }
+
+ SCMidiInput(int mode) {
+ this.mode = mode;
+ switch (mode) {
+ case APC:
+ name = "QWERTY (APC Mode)";
+ mapAPC();
+ break;
+ default:
+ case KEYS:
+ name = "QWERTY (Key Mode)";
+ mapKeys();
+ break;
+ }
+ }
+
+ private void mapAPC() {
+ mapNote('1', 0, 53);
+ mapNote('2', 1, 53);
+ mapNote('3', 2, 53);
+ mapNote('4', 3, 53);
+ mapNote('5', 4, 53);
+ mapNote('6', 5, 53);
+ mapNote('q', 0, 54);
+ mapNote('w', 1, 54);
+ mapNote('e', 2, 54);
+ mapNote('r', 3, 54);
+ mapNote('t', 4, 54);
+ mapNote('y', 5, 54);
+ mapNote('a', 0, 55);
+ mapNote('s', 1, 55);
+ mapNote('d', 2, 55);
+ mapNote('f', 3, 55);
+ mapNote('g', 4, 55);
+ mapNote('h', 5, 55);
+ mapNote('z', 0, 56);
+ mapNote('x', 1, 56);
+ mapNote('c', 2, 56);
+ mapNote('v', 3, 56);
+ mapNote('b', 4, 56);
+ mapNote('n', 5, 56);
+ registerKeyEvent(this);
+ }
+
+ private void mapKeys() {
+ int note = 48;
+ mapNote('a', 1, note++);
+ mapNote('w', 1, note++);
+ mapNote('s', 1, note++);
+ mapNote('e', 1, note++);
+ mapNote('d', 1, note++);
+ mapNote('f', 1, note++);
+ mapNote('t', 1, note++);
+ mapNote('g', 1, note++);
+ mapNote('y', 1, note++);
+ mapNote('h', 1, note++);
+ mapNote('u', 1, note++);
+ mapNote('j', 1, note++);
+ mapNote('k', 1, note++);
+ mapNote('o', 1, note++);
+ mapNote('l', 1, note++);
+ registerKeyEvent(this);
+ }
+
+ void mapNote(char ch, int channel, int number) {
+ keyToNote.put(ch, new NoteMeta(channel, number));
+ }
+
+ public String getLabel() {
+ return name;
+ }
+
+ public void keyEvent(KeyEvent e) {
+ if (!enabled) {
+ return;
+ }
+ char c = Character.toLowerCase(e.getKeyChar());
+ NoteMeta nm = keyToNote.get(c);
+ if (nm != null) {
+ switch (e.getID()) {
+ case KeyEvent.KEY_PRESSED:
+ noteOnReceived(new Note(Note.NOTE_ON, nm.channel, nm.number + octaveShift*12, 127));
+ break;
+ case KeyEvent.KEY_RELEASED:
+ noteOffReceived(new Note(Note.NOTE_OFF, nm.channel, nm.number + octaveShift*12, 0));
+ break;
+ }
+ }
+ if ((mode == KEYS) && (e.getID() == KeyEvent.KEY_PRESSED)) {
+ switch (c) {
+ case 'z':
+ octaveShift = constrain(octaveShift-1, -4, 4);
+ break;
+ case 'x':
+ octaveShift = constrain(octaveShift+1, -4, 4);
+ break;
+ }
+ }
+ }
+
+ public boolean isEnabled() {
+ return enabled;
+ }
+
+ public boolean isSelected() {
+ return enabled;
+ }
+
+ public void onMousePressed() {
+ setEnabled(!enabled);
+ }
+
+ public SCMidiInput setEnabled(boolean enabled) {
+ if (enabled != this.enabled) {
+ this.enabled = enabled;
+ for (SCMidiInputListener l : listeners) {
+ l.onEnabled(this, enabled);
+ }
+ }
+ return this;
+ }
+
+ protected SCPattern getFocusedPattern() {
+ return (SCPattern) midiEngine.getFocusedDeck().getActivePattern();
+ }
+
+ private boolean logMidi() {
+ return (uiMidi != null) && uiMidi.logMidi();
+ }
+
+ final void programChangeReceived(ProgramChange pc) {
+ if (!enabled) {
+ return;
+ }
+ if (logMidi()) {
+ println(getLabel() + " :: Program Change :: " + pc.getNumber());
+ }
+ handleProgramChange(pc);
+ }
+
+ final void controllerChangeReceived(rwmidi.Controller cc) {
+ if (!enabled) {
+ return;
+ }
+ if (logMidi()) {
+ println(getLabel() + " :: Controller :: " + cc.getCC() + ":" + cc.getValue());
+ }
+ if (!getFocusedPattern().controllerChangeReceived(cc)) {
+ handleControllerChange(cc);
+ }
+ }
+
+ final void noteOnReceived(Note note) {
+ if (!enabled) {
+ return;
+ }
+ if (logMidi()) {
+ println(getLabel() + " :: Note On :: " + note.getChannel() + ":" + note.getPitch() + ":" + note.getVelocity());
+ }
+ if (!getFocusedPattern().noteOnReceived(note)) {
+ handleNoteOn(note);
+ }
+ }
+
+ final void noteOffReceived(Note note) {
+ if (!enabled) {
+ return;
+ }
+ if (logMidi()) {
+ println(getLabel() + " :: Note Off :: " + note.getChannel() + ":" + note.getPitch() + ":" + note.getVelocity());
+ }
+ if (!getFocusedPattern().noteOffReceived(note)) {
+ handleNoteOff(note);
+ }
+ }
+
+ // Subclasses may implement these to map top-level functionality
+ protected void handleProgramChange(ProgramChange pc) {
+ }
+ protected void handleControllerChange(rwmidi.Controller cc) {
+ }
+ protected void handleNoteOn(Note note) {
+ }
+ protected void handleNoteOff(Note note) {
+ }
+}
+
+public class APC40MidiInput extends SCMidiInput {
+
+ private boolean shiftOn = false;
+ private LXEffect releaseEffect = null;
+
+ APC40MidiInput(MidiInputDevice d) {
+ super(d);
+ }
+
+ protected void handleControllerChange(rwmidi.Controller cc) {
+ int number = cc.getCC();
+ switch (number) {
+ // Crossfader
+ case 15:
+ lx.engine.getDeck(1).getCrossfader().setValue(cc.getValue() / 127.);
+ break;
+ }
+
+ int parameterIndex = -1;
+ if (number >= 48 && number <= 55) {
+ parameterIndex = number - 48;
+ } else if (number >= 16 && number <= 19) {
+ parameterIndex = 8 + (number-16);
+ }
+ if (parameterIndex >= 0) {
+ List<LXParameter> parameters = getFocusedPattern().getParameters();
+ if (parameterIndex < parameters.size()) {
+ parameters.get(parameterIndex).setValue(cc.getValue() / 127.);
+ }
+ }
+
+ if (number >= 20 && number <= 23) {
+ int effectIndex = number - 20;
+ List<LXParameter> parameters = glucose.getSelectedEffect().getParameters();
+ if (effectIndex < parameters.size()) {
+ parameters.get(effectIndex).setValue(cc.getValue() / 127.);
+ }
+ }
+ }
+
+ protected void handleNoteOn(Note note) {
+ switch (note.getPitch()) {
+ case 94: // right bank
+ midiEngine.setFocusedDeck(1);
+ break;
+ case 95: // left bank
+ midiEngine.setFocusedDeck(0);
+ break;
+ case 96: // up bank
+ if (shiftOn) {
+ glucose.incrementSelectedEffectBy(1);
+ } else {
+ midiEngine.getFocusedDeck().goNext();
+ }
+ break;
+ case 97: // down bank
+ if (shiftOn) {
+ glucose.incrementSelectedEffectBy(-1);
+ } else {
+ midiEngine.getFocusedDeck().goPrev();
+ }
+ break;
+
+ case 98: // shift
+ shiftOn = true;
+ break;
+
+ case 99: // tap tempo
+ lx.tempo.tap();
+ break;
+ case 100: // nudge+
+ lx.tempo.setBpm(lx.tempo.bpm() + (shiftOn ? 1 : .1));
+ break;
+ case 101: // nudge-
+ lx.tempo.setBpm(lx.tempo.bpm() - (shiftOn ? 1 : .1));
+ break;
+
+ case 91: // play
+ case 93: // rec
+ releaseEffect = glucose.getSelectedEffect();
+ if (releaseEffect.isMomentary()) {
+ releaseEffect.enable();
+ } else {
+ releaseEffect.toggle();
+ }
+ break;
+
+ case 92: // stop
+ glucose.getSelectedEffect().disable();
+ break;
+ }
+ }
+
+ protected void handleNoteOff(Note note) {
+ switch (note.getPitch()) {
+ case 93: // rec
+ if (releaseEffect != null) {
+ if (releaseEffect.isMomentary()) {
+ releaseEffect.disable();
+ }
+ }
+ break;
+
+ case 98: // shift
+ shiftOn = false;
+ break;
+ }
+ }
+}
+
+class KorgNanoKontrolMidiInput extends SCMidiInput {
+
+ KorgNanoKontrolMidiInput(MidiInputDevice d) {
+ super(d);
+ }
+
+ protected void handleControllerChange(rwmidi.Controller cc) {
+ int number = cc.getCC();
+ if (number >= 16 && number <= 23) {
+ int parameterIndex = number - 16;
+ List<LXParameter> parameters = getFocusedPattern().getParameters();
+ if (parameterIndex < parameters.size()) {
+ parameters.get(parameterIndex).setValue(cc.getValue() / 127.);
+ }
+ }
+
+ if (cc.getValue() == 127) {
+ switch (number) {
+ // Left track
+ case 58:
+ midiEngine.setFocusedDeck(0);
+ break;
+ // Right track
+ case 59:
+ midiEngine.setFocusedDeck(1);
+ break;
+ // Left chevron
+ case 43:
+ midiEngine.getFocusedDeck().goPrev();
+ break;
+ // Right chevron
+ case 44:
+ midiEngine.getFocusedDeck().goNext();
+ break;
+ }
+ }
+ }
+}
+