| 1 | /** |
| 2 | * DOUBLE BLACK DIAMOND DOUBLE BLACK DIAMOND |
| 3 | * |
| 4 | * //\\ //\\ //\\ //\\ |
| 5 | * ///\\\ ///\\\ ///\\\ ///\\\ |
| 6 | * \\\/// \\\/// \\\/// \\\/// |
| 7 | * \\// \\// \\// \\// |
| 8 | * |
| 9 | * EXPERTS ONLY!! EXPERTS ONLY!! |
| 10 | * |
| 11 | * This file defines the MIDI mapping interfaces. This shouldn't |
| 12 | * need editing unless you're adding top level support for a |
| 13 | * specific MIDI device of some sort. Generally, all MIDI devices |
| 14 | * will just work with the default configuration, and you can |
| 15 | * set your SCPattern class to respond to the controllers that you |
| 16 | * care about. |
| 17 | */ |
| 18 | |
| 19 | interface MidiEngineListener { |
| 20 | public void onFocusedDeck(int deckIndex); |
| 21 | } |
| 22 | |
| 23 | class MidiEngine { |
| 24 | |
| 25 | private final List<MidiEngineListener> listeners = new ArrayList<MidiEngineListener>(); |
| 26 | private final List<SCMidiInput> midiControllers = new ArrayList<SCMidiInput>(); |
| 27 | |
| 28 | public MidiEngine addListener(MidiEngineListener l) { |
| 29 | listeners.add(l); |
| 30 | return this; |
| 31 | } |
| 32 | |
| 33 | public MidiEngine removeListener(MidiEngineListener l) { |
| 34 | listeners.remove(l); |
| 35 | return this; |
| 36 | } |
| 37 | |
| 38 | private SCMidiInput midiQwertyKeys; |
| 39 | private SCMidiInput midiQwertyAPC; |
| 40 | |
| 41 | private int activeDeckIndex = 0; |
| 42 | |
| 43 | public MidiEngine() { |
| 44 | |
| 45 | midiControllers.add(midiQwertyKeys = new SCMidiInput(SCMidiInput.KEYS)); |
| 46 | midiControllers.add(midiQwertyAPC = new SCMidiInput(SCMidiInput.APC)); |
| 47 | for (MidiInputDevice device : RWMidi.getInputDevices()) { |
| 48 | if (device.getName().contains("APC")) { |
| 49 | midiControllers.add(new APC40MidiInput(device).setEnabled(true)); |
| 50 | } else if (device.getName().contains("SLIDER/KNOB KORG")) { |
| 51 | midiControllers.add(new KorgNanoKontrolMidiInput(device).setEnabled(true)); |
| 52 | } else { |
| 53 | boolean enabled = device.getName().contains("KEYBOARD KORG"); |
| 54 | midiControllers.add(new SCMidiInput(device).setEnabled(enabled)); |
| 55 | } |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | public List<SCMidiInput> getControllers() { |
| 60 | return this.midiControllers; |
| 61 | } |
| 62 | |
| 63 | public MidiEngine setFocusedDeck(int deckIndex) { |
| 64 | if (this.activeDeckIndex != deckIndex) { |
| 65 | this.activeDeckIndex = deckIndex; |
| 66 | for (MidiEngineListener listener : listeners) { |
| 67 | listener.onFocusedDeck(deckIndex); |
| 68 | } |
| 69 | } |
| 70 | return this; |
| 71 | } |
| 72 | |
| 73 | public Engine.Deck getFocusedDeck() { |
| 74 | return lx.engine.getDeck(activeDeckIndex); |
| 75 | } |
| 76 | |
| 77 | public boolean isQwertyEnabled() { |
| 78 | return midiQwertyKeys.isEnabled() || midiQwertyAPC.isEnabled(); |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | public interface SCMidiInputListener { |
| 83 | public void onEnabled(SCMidiInput controller, boolean enabled); |
| 84 | } |
| 85 | |
| 86 | public class SCMidiInput extends AbstractScrollItem { |
| 87 | |
| 88 | public static final int MIDI = 0; |
| 89 | public static final int KEYS = 1; |
| 90 | public static final int APC = 2; |
| 91 | |
| 92 | private boolean enabled = false; |
| 93 | private final String name; |
| 94 | private final int mode; |
| 95 | private int octaveShift = 0; |
| 96 | |
| 97 | class NoteMeta { |
| 98 | int channel; |
| 99 | int number; |
| 100 | NoteMeta(int channel, int number) { |
| 101 | this.channel = channel; |
| 102 | this.number = number; |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | final Map<Character, NoteMeta> keyToNote = new HashMap<Character, NoteMeta>(); |
| 107 | |
| 108 | final List<SCMidiInputListener> listeners = new ArrayList<SCMidiInputListener>(); |
| 109 | |
| 110 | public SCMidiInput addListener(SCMidiInputListener l) { |
| 111 | listeners.add(l); |
| 112 | return this; |
| 113 | } |
| 114 | |
| 115 | public SCMidiInput removeListener(SCMidiInputListener l) { |
| 116 | listeners.remove(l); |
| 117 | return this; |
| 118 | } |
| 119 | |
| 120 | SCMidiInput(MidiInputDevice d) { |
| 121 | mode = MIDI; |
| 122 | d.createInput(this); |
| 123 | name = d.getName().replace("Unknown vendor",""); |
| 124 | } |
| 125 | |
| 126 | SCMidiInput(int mode) { |
| 127 | this.mode = mode; |
| 128 | switch (mode) { |
| 129 | case APC: |
| 130 | name = "QWERTY (APC Mode)"; |
| 131 | mapAPC(); |
| 132 | break; |
| 133 | default: |
| 134 | case KEYS: |
| 135 | name = "QWERTY (Key Mode)"; |
| 136 | mapKeys(); |
| 137 | break; |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | private void mapAPC() { |
| 142 | mapNote('1', 0, 53); |
| 143 | mapNote('2', 1, 53); |
| 144 | mapNote('3', 2, 53); |
| 145 | mapNote('4', 3, 53); |
| 146 | mapNote('5', 4, 53); |
| 147 | mapNote('6', 5, 53); |
| 148 | mapNote('q', 0, 54); |
| 149 | mapNote('w', 1, 54); |
| 150 | mapNote('e', 2, 54); |
| 151 | mapNote('r', 3, 54); |
| 152 | mapNote('t', 4, 54); |
| 153 | mapNote('y', 5, 54); |
| 154 | mapNote('a', 0, 55); |
| 155 | mapNote('s', 1, 55); |
| 156 | mapNote('d', 2, 55); |
| 157 | mapNote('f', 3, 55); |
| 158 | mapNote('g', 4, 55); |
| 159 | mapNote('h', 5, 55); |
| 160 | mapNote('z', 0, 56); |
| 161 | mapNote('x', 1, 56); |
| 162 | mapNote('c', 2, 56); |
| 163 | mapNote('v', 3, 56); |
| 164 | mapNote('b', 4, 56); |
| 165 | mapNote('n', 5, 56); |
| 166 | registerKeyEvent(this); |
| 167 | } |
| 168 | |
| 169 | private void mapKeys() { |
| 170 | int note = 48; |
| 171 | mapNote('a', 1, note++); |
| 172 | mapNote('w', 1, note++); |
| 173 | mapNote('s', 1, note++); |
| 174 | mapNote('e', 1, note++); |
| 175 | mapNote('d', 1, note++); |
| 176 | mapNote('f', 1, note++); |
| 177 | mapNote('t', 1, note++); |
| 178 | mapNote('g', 1, note++); |
| 179 | mapNote('y', 1, note++); |
| 180 | mapNote('h', 1, note++); |
| 181 | mapNote('u', 1, note++); |
| 182 | mapNote('j', 1, note++); |
| 183 | mapNote('k', 1, note++); |
| 184 | mapNote('o', 1, note++); |
| 185 | mapNote('l', 1, note++); |
| 186 | registerKeyEvent(this); |
| 187 | } |
| 188 | |
| 189 | void mapNote(char ch, int channel, int number) { |
| 190 | keyToNote.put(ch, new NoteMeta(channel, number)); |
| 191 | } |
| 192 | |
| 193 | public String getLabel() { |
| 194 | return name; |
| 195 | } |
| 196 | |
| 197 | public void keyEvent(KeyEvent e) { |
| 198 | if (!enabled) { |
| 199 | return; |
| 200 | } |
| 201 | char c = Character.toLowerCase(e.getKeyChar()); |
| 202 | NoteMeta nm = keyToNote.get(c); |
| 203 | if (nm != null) { |
| 204 | switch (e.getID()) { |
| 205 | case KeyEvent.KEY_PRESSED: |
| 206 | noteOnReceived(new Note(Note.NOTE_ON, nm.channel, nm.number + octaveShift*12, 127)); |
| 207 | break; |
| 208 | case KeyEvent.KEY_RELEASED: |
| 209 | noteOffReceived(new Note(Note.NOTE_OFF, nm.channel, nm.number + octaveShift*12, 0)); |
| 210 | break; |
| 211 | } |
| 212 | } |
| 213 | if ((mode == KEYS) && (e.getID() == KeyEvent.KEY_PRESSED)) { |
| 214 | switch (c) { |
| 215 | case 'z': |
| 216 | octaveShift = constrain(octaveShift-1, -4, 4); |
| 217 | break; |
| 218 | case 'x': |
| 219 | octaveShift = constrain(octaveShift+1, -4, 4); |
| 220 | break; |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | public boolean isEnabled() { |
| 226 | return enabled; |
| 227 | } |
| 228 | |
| 229 | public boolean isSelected() { |
| 230 | return enabled; |
| 231 | } |
| 232 | |
| 233 | public void onMousePressed() { |
| 234 | setEnabled(!enabled); |
| 235 | } |
| 236 | |
| 237 | public SCMidiInput setEnabled(boolean enabled) { |
| 238 | if (enabled != this.enabled) { |
| 239 | this.enabled = enabled; |
| 240 | for (SCMidiInputListener l : listeners) { |
| 241 | l.onEnabled(this, enabled); |
| 242 | } |
| 243 | } |
| 244 | return this; |
| 245 | } |
| 246 | |
| 247 | protected SCPattern getFocusedPattern() { |
| 248 | return (SCPattern) midiEngine.getFocusedDeck().getActivePattern(); |
| 249 | } |
| 250 | |
| 251 | private boolean logMidi() { |
| 252 | return (uiMidi != null) && uiMidi.logMidi(); |
| 253 | } |
| 254 | |
| 255 | final void programChangeReceived(ProgramChange pc) { |
| 256 | if (!enabled) { |
| 257 | return; |
| 258 | } |
| 259 | if (logMidi()) { |
| 260 | println(getLabel() + " :: Program Change :: " + pc.getNumber()); |
| 261 | } |
| 262 | handleProgramChange(pc); |
| 263 | } |
| 264 | |
| 265 | final void controllerChangeReceived(rwmidi.Controller cc) { |
| 266 | if (!enabled) { |
| 267 | return; |
| 268 | } |
| 269 | if (logMidi()) { |
| 270 | println(getLabel() + " :: Controller :: " + cc.getCC() + ":" + cc.getValue()); |
| 271 | } |
| 272 | if (!getFocusedPattern().controllerChangeReceived(cc)) { |
| 273 | handleControllerChange(cc); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | final void noteOnReceived(Note note) { |
| 278 | if (!enabled) { |
| 279 | return; |
| 280 | } |
| 281 | if (logMidi()) { |
| 282 | println(getLabel() + " :: Note On :: " + note.getChannel() + ":" + note.getPitch() + ":" + note.getVelocity()); |
| 283 | } |
| 284 | if (!getFocusedPattern().noteOnReceived(note)) { |
| 285 | handleNoteOn(note); |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | final void noteOffReceived(Note note) { |
| 290 | if (!enabled) { |
| 291 | return; |
| 292 | } |
| 293 | if (logMidi()) { |
| 294 | println(getLabel() + " :: Note Off :: " + note.getChannel() + ":" + note.getPitch() + ":" + note.getVelocity()); |
| 295 | } |
| 296 | if (!getFocusedPattern().noteOffReceived(note)) { |
| 297 | handleNoteOff(note); |
| 298 | } |
| 299 | } |
| 300 | |
| 301 | // Subclasses may implement these to map top-level functionality |
| 302 | protected void handleProgramChange(ProgramChange pc) { |
| 303 | } |
| 304 | protected void handleControllerChange(rwmidi.Controller cc) { |
| 305 | } |
| 306 | protected void handleNoteOn(Note note) { |
| 307 | } |
| 308 | protected void handleNoteOff(Note note) { |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | public class APC40MidiInput extends SCMidiInput { |
| 313 | |
| 314 | private boolean shiftOn = false; |
| 315 | private LXEffect releaseEffect = null; |
| 316 | |
| 317 | APC40MidiInput(MidiInputDevice d) { |
| 318 | super(d); |
| 319 | } |
| 320 | |
| 321 | protected void handleControllerChange(rwmidi.Controller cc) { |
| 322 | int number = cc.getCC(); |
| 323 | switch (number) { |
| 324 | // Crossfader |
| 325 | case 15: |
| 326 | lx.engine.getDeck(1).getCrossfader().setValue(cc.getValue() / 127.); |
| 327 | break; |
| 328 | } |
| 329 | |
| 330 | int parameterIndex = -1; |
| 331 | if (number >= 48 && number <= 55) { |
| 332 | parameterIndex = number - 48; |
| 333 | } else if (number >= 16 && number <= 19) { |
| 334 | parameterIndex = 8 + (number-16); |
| 335 | } |
| 336 | if (parameterIndex >= 0) { |
| 337 | List<LXParameter> parameters = getFocusedPattern().getParameters(); |
| 338 | if (parameterIndex < parameters.size()) { |
| 339 | parameters.get(parameterIndex).setValue(cc.getValue() / 127.); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | if (number >= 20 && number <= 23) { |
| 344 | int effectIndex = number - 20; |
| 345 | List<LXParameter> parameters = glucose.getSelectedEffect().getParameters(); |
| 346 | if (effectIndex < parameters.size()) { |
| 347 | parameters.get(effectIndex).setValue(cc.getValue() / 127.); |
| 348 | } |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | |
| 353 | |
| 354 | private double Tap1 = 0; |
| 355 | private double getNow() { return millis() + 1000*second() + 60*1000*minute() + 3600*1000*hour(); } |
| 356 | private boolean dbtwn (double a,double b,double c) { return a >= b && a <= c; } |
| 357 | |
| 358 | protected void handleNoteOn(Note note) { |
| 359 | int nPitch = note.getPitch(), nChan = note.getChannel(); |
| 360 | switch (nPitch) { |
| 361 | |
| 362 | case 82: EFF_boom .trigger(); break; // BOOM! |
| 363 | case 83: EFF_flash .trigger(); break; // Flash |
| 364 | |
| 365 | case 90: lx.tempo.trigger(); Tap1 = getNow(); break; // dan's dirty tapping mechanism |
| 366 | case 94: // right bank |
| 367 | midiEngine.setFocusedDeck(1); |
| 368 | break; |
| 369 | case 95: // left bank |
| 370 | midiEngine.setFocusedDeck(0); |
| 371 | break; |
| 372 | case 96: // up bank |
| 373 | if (shiftOn) { |
| 374 | glucose.incrementSelectedEffectBy(1); |
| 375 | } else { |
| 376 | midiEngine.getFocusedDeck().goNext(); |
| 377 | } |
| 378 | break; |
| 379 | case 97: // down bank |
| 380 | if (shiftOn) { |
| 381 | glucose.incrementSelectedEffectBy(-1); |
| 382 | } else { |
| 383 | midiEngine.getFocusedDeck().goPrev(); |
| 384 | } |
| 385 | break; |
| 386 | |
| 387 | case 98: // shift |
| 388 | shiftOn = true; |
| 389 | break; |
| 390 | |
| 391 | case 99: // tap tempo |
| 392 | lx.tempo.tap(); |
| 393 | break; |
| 394 | case 100: // nudge+ |
| 395 | lx.tempo.setBpm(lx.tempo.bpm() + (shiftOn ? 1 : .1)); |
| 396 | break; |
| 397 | case 101: // nudge- |
| 398 | lx.tempo.setBpm(lx.tempo.bpm() - (shiftOn ? 1 : .1)); |
| 399 | break; |
| 400 | |
| 401 | case 91: // play |
| 402 | case 93: // rec |
| 403 | releaseEffect = glucose.getSelectedEffect(); |
| 404 | if (releaseEffect.isMomentary()) { |
| 405 | releaseEffect.enable(); |
| 406 | } else { |
| 407 | releaseEffect.toggle(); |
| 408 | } |
| 409 | break; |
| 410 | |
| 411 | case 92: // stop |
| 412 | glucose.getSelectedEffect().disable(); |
| 413 | break; |
| 414 | } |
| 415 | } |
| 416 | |
| 417 | protected void handleNoteOff(Note note) { |
| 418 | int nPitch = note.getPitch(), nChan = note.getChannel(); |
| 419 | switch (nPitch) { |
| 420 | case 90: |
| 421 | if (dbtwn(getNow() - Tap1,5000,300*1000)) { // hackish tapping mechanism |
| 422 | double bpm = 32.*60000./(getNow()-Tap1); |
| 423 | while (bpm < 20) bpm*=2; |
| 424 | while (bpm > 40) bpm/=2; |
| 425 | lx.tempo.setBpm(bpm); lx.tempo.trigger(); Tap1=0; println("Tap Set - " + bpm + " bpm"); |
| 426 | } |
| 427 | break; |
| 428 | |
| 429 | case 93: // rec |
| 430 | if (releaseEffect != null) { |
| 431 | if (releaseEffect.isMomentary()) { |
| 432 | releaseEffect.disable(); |
| 433 | } |
| 434 | } |
| 435 | break; |
| 436 | |
| 437 | case 98: // shift |
| 438 | shiftOn = false; |
| 439 | break; |
| 440 | } |
| 441 | } |
| 442 | } |
| 443 | |
| 444 | class KorgNanoKontrolMidiInput extends SCMidiInput { |
| 445 | |
| 446 | KorgNanoKontrolMidiInput(MidiInputDevice d) { |
| 447 | super(d); |
| 448 | } |
| 449 | |
| 450 | protected void handleControllerChange(rwmidi.Controller cc) { |
| 451 | int number = cc.getCC(); |
| 452 | if (number >= 16 && number <= 23) { |
| 453 | int parameterIndex = number - 16; |
| 454 | List<LXParameter> parameters = getFocusedPattern().getParameters(); |
| 455 | if (parameterIndex < parameters.size()) { |
| 456 | parameters.get(parameterIndex).setValue(cc.getValue() / 127.); |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | if (cc.getValue() == 127) { |
| 461 | switch (number) { |
| 462 | // Left track |
| 463 | case 58: |
| 464 | midiEngine.setFocusedDeck(0); |
| 465 | break; |
| 466 | // Right track |
| 467 | case 59: |
| 468 | midiEngine.setFocusedDeck(1); |
| 469 | break; |
| 470 | // Left chevron |
| 471 | case 43: |
| 472 | midiEngine.getFocusedDeck().goPrev(); |
| 473 | break; |
| 474 | // Right chevron |
| 475 | case 44: |
| 476 | midiEngine.getFocusedDeck().goNext(); |
| 477 | break; |
| 478 | } |
| 479 | } |
| 480 | } |
| 481 | } |
| 482 | |