409 lines
10 KiB
Arduino
409 lines
10 KiB
Arduino
#include <Bounce.h>
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#include <Encoder.h>
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#include <elapsedMillis.h>
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#include <ResponsiveAnalogRead.h>
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// MIDI IN - botons
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const int eject_pin = 0;
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const int track_previous_pin = 1;
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const int track_next_pin = 2;
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const int search_back_pin = 3;
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const int search_forward_pin = 4;
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const int cue_pin = 5;
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const int play_pin = 6;
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const int jet_pin = 7;
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const int zip_pin = 8;
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const int wah_pin = 9;
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const int hold_pin = 10;
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const int time_pin = 11;
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const int mastertempo_pin = 12;
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//encoder jog
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const int jogA_pin = 20;
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const int jogB_pin = 15;
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const int midiChannel = 2;
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const int jogControlNumber = 20;
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Encoder jog(jogA_pin, jogB_pin);
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long lastPosition_jog = 0;
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//encoder browser
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const int browseA_pin = 22;
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const int browseB_pin = 21;
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const int load_pin= 23;
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const int midiChannelb = 3;
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const int DEBOUNCE_MS = 3; // Debounce curt
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const int NOTE_SCROLL_DOWN = 70;
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const int NOTE_SCROLL_UP = 71;
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elapsedMillis debounceTime_browse; // Temps per filtrar rebots browse¡
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Encoder browse(browseA_pin, browseB_pin);
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long lastPosition_browse = 0; // Última posició llegida
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//Pitch slider old
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const int pitch_pin = A0;
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const int channel_pitch = 3;
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const int controllerA0 = 7;
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int previousA0 = -1;
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elapsedMillis msec = 0;
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ResponsiveAnalogRead analog(pitch_pin, true);
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// MIDI OUT - Leds
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const int ledCue = 16;
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const int ledPlay = 17;
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const int ledIntern = 18;
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const int ledCd = 19;
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// Canals MIDI
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const int channel = 1;
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//Notes que rebo de Mixxx pel play, cue, etc
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const int PLAY_NOTE_INDICATOR = 61;
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const int CUE_NOTE_INDICATOR = 62;
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const int LEDINTERN_NOTE_INDICATOR = 63;
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const int LEDCD_NOTE_INDICATOR = 64;
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const int SIESTAPLAY_NOTE_INDICATOR = 65;
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bool siestaplay = false;
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//Parpadeig final de track
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bool parpadeig = false;
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unsigned long tempsAnterior = 0;
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//Bounce botons cada 5ms
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Bounce eject_boto = Bounce (eject_pin, 50);
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Bounce trackprevious_boto = Bounce (track_previous_pin, 50);
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Bounce track_next_boto = Bounce (track_next_pin, 50);
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Bounce search_back_boto = Bounce (search_back_pin, 50);
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Bounce search_forward_boto = Bounce (search_forward_pin, 50);
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Bounce play_boto = Bounce (play_pin, 50);
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Bounce cue_boto = Bounce (cue_pin, 50);
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Bounce jet_boto = Bounce (jet_pin, 50);
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Bounce zip_boto = Bounce (zip_pin, 50);
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Bounce wah_boto = Bounce (wah_pin, 50);
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Bounce hold_boto = Bounce (hold_pin, 50);
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Bounce time_boto = Bounce (time_pin, 50);
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Bounce mastertempo_boto = Bounce (mastertempo_pin, 50);
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Bounce load_boto = Bounce (load_pin, 50);
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// --- FUNCIONS QUE S'EXECUtEN QUAN ES REP UN MISSATGE MIDI ---
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// Aquesta funció s'executarà automàticament quan es rebi un "Note On"
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void handleNoteOn(byte channel, byte note, byte velocity) {
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// Comprovem si la nota rebuda és la del nostre indicador de Play
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if (note == PLAY_NOTE_INDICATOR) {
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// Si la velocitat és més gran que 0, vol dir "Play", així que encenem el LED
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if (velocity > 0) {
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digitalWrite(ledPlay, HIGH);
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}
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// Si la velocitat és 0, es tracta com un Note Off, així que l'apaguem
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else {
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digitalWrite(ledPlay, LOW);
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}
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}
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if (note == CUE_NOTE_INDICATOR) {
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// Si la velocitat és més gran que 0, vol dir "Play", així que encenem el LED
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if (velocity > 0) {
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digitalWrite(ledCue, HIGH);
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}
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// Si la velocitat és 0, es tracta com un Note Off, així que l'apaguem
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else {
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digitalWrite(ledCue, LOW);
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}
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}
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//LED INTERN MARCA EL BPM, NOMÉS SI ESTÀ EN PLAY
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if(note == SIESTAPLAY_NOTE_INDICATOR){
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siestaplay = true;
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}
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if (note == LEDINTERN_NOTE_INDICATOR && siestaplay == true)
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{
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digitalWrite(ledIntern, HIGH);
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}
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//LED CD el farem parpadejar quan rebi informació que la cançó s'està acabant (mixxx envia 1)
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if (note == LEDCD_NOTE_INDICATOR) {
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parpadeig = (velocity > 0);
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}
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}
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// Aquesta funció s'executarà automàticament quan es rebi un "Note Off"
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void handleNoteOff(byte channel, byte note, byte velocity) {
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// Comprovem si la nota rebuda és la del nostre indicador de Play
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if (note == PLAY_NOTE_INDICATOR) {
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// Si rebem un Note Off per a aquesta nota, apaguem el LED
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digitalWrite(ledPlay, LOW);
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}
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if (note == CUE_NOTE_INDICATOR) {
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// Si rebem un Note Off per a aquesta nota, apaguem el LED
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digitalWrite(ledCue, LOW);
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}
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if (note == LEDCD_NOTE_INDICATOR) {
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parpadeig = false;
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}
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if(note == SIESTAPLAY_NOTE_INDICATOR){
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siestaplay = false;
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}
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if (note == LEDINTERN_NOTE_INDICATOR || siestaplay == false){
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digitalWrite(ledIntern, LOW);
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}
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}
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void JogNudge(){
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long newPosition_jog = jog.read();
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if (newPosition_jog % 4 == 0 && newPosition_jog != lastPosition_jog) {
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if (newPosition_jog > lastPosition_jog) {
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// Dreta -> Envia 65
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usbMIDI.sendControlChange(jogControlNumber, 65, midiChannel);
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} else {
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// Esquerra -> Envia 63
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usbMIDI.sendControlChange(jogControlNumber, 63, midiChannel);
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}
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lastPosition_jog = newPosition_jog;
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}
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}
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void setup() {
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pinMode(eject_pin, INPUT_PULLUP);
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pinMode(track_previous_pin, INPUT_PULLUP);
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pinMode(track_next_pin, INPUT_PULLUP);
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pinMode(search_back_pin, INPUT_PULLUP);
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pinMode(search_forward_pin, INPUT_PULLUP);
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pinMode(cue_pin, INPUT_PULLUP);
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pinMode(play_pin, INPUT_PULLUP);
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pinMode(jet_pin, INPUT_PULLUP);
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pinMode(eject_pin, INPUT_PULLUP);
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pinMode(zip_pin, INPUT_PULLUP);
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pinMode(wah_pin, INPUT_PULLUP);
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pinMode(hold_pin, INPUT_PULLUP);
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pinMode(time_pin, INPUT_PULLUP);
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pinMode(mastertempo_pin, INPUT_PULLUP);
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pinMode(load_pin, INPUT_PULLUP);
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pinMode(ledCue, OUTPUT);
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pinMode(ledPlay, OUTPUT);
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pinMode(ledIntern, OUTPUT);
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pinMode(ledCd, OUTPUT);
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// --- CONFIGURació MIDI ---
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// Assignem les nostres funcions "callback" als esdeveniments MIDI
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usbMIDI.setHandleNoteOn(handleNoteOn);
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usbMIDI.setHandleNoteOff(handleNoteOff);
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//Inicialitzo jog
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jog.write(0);
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//Inicialitzo browse
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browse.write(0);
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lastPosition_browse = 0;
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}
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void loop() {
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eject_boto.update();
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trackprevious_boto.update();
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track_next_boto.update();
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search_back_boto.update();
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search_forward_boto.update();
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cue_boto.update();
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play_boto.update();
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jet_boto.update();
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zip_boto.update();
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wah_boto.update();
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hold_boto.update();
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time_boto.update();
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mastertempo_boto.update();
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load_boto.update();
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//Play
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if(play_boto.fallingEdge()){
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usbMIDI.sendNoteOn(60, 127, channel);
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}
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if(play_boto.risingEdge()){
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usbMIDI.sendNoteOff(60, 0, channel);
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}
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//CUE
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if(cue_boto.fallingEdge()){
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usbMIDI.sendNoteOn(61, 127, channel);
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}
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if(cue_boto.risingEdge()){
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usbMIDI.sendNoteOff(61, 0, channel);
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}
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//Master Tempo
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if(mastertempo_boto.fallingEdge()){
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usbMIDI.sendNoteOn(62, 127, channel);
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}
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if(mastertempo_boto.risingEdge()){
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usbMIDI.sendNoteOff(62, 0, channel);
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}
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//Eject
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if(eject_boto.fallingEdge()){
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usbMIDI.sendNoteOn(63, 127, channel);
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}
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if(eject_boto.risingEdge()){
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usbMIDI.sendNoteOff(63, 0, channel);
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}
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//trackprevious
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if(trackprevious_boto.fallingEdge()){
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usbMIDI.sendNoteOn(64, 127, channel);
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}
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if(trackprevious_boto.risingEdge()){
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usbMIDI.sendNoteOff(64, 0, channel);
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}
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//tracknext
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if(track_next_boto.fallingEdge()){
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usbMIDI.sendNoteOn(65, 127, channel);
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}
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if(track_next_boto.risingEdge()){
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usbMIDI.sendNoteOff(65, 0, channel);
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}
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//search_back
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if(search_back_boto.fallingEdge()){
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usbMIDI.sendNoteOn(66, 127, channel);
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}
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if(search_back_boto.risingEdge()){
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usbMIDI.sendNoteOff(66, 0, channel);
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}
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//search_forward
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if(search_forward_boto.fallingEdge()){
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usbMIDI.sendNoteOn(67, 127, channel);
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}
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if(search_forward_boto.risingEdge()){
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usbMIDI.sendNoteOff(67, 0, channel);
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}
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//jet
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if(jet_boto.fallingEdge()){
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usbMIDI.sendNoteOn(68, 127, channel);
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}
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if(jet_boto.risingEdge()){
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usbMIDI.sendNoteOff(68, 0, channel);
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}
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//zip
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if(zip_boto.fallingEdge()){
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usbMIDI.sendNoteOn(69, 127, channel);
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}
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if(zip_boto.risingEdge()){
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usbMIDI.sendNoteOff(69, 0, channel);
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}
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//wah
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if(wah_boto.fallingEdge()){
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usbMIDI.sendNoteOn(70, 127, channel);
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}
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if(wah_boto.risingEdge()){
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usbMIDI.sendNoteOff(70, 0, channel);
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}
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//hold
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if(hold_boto.fallingEdge()){
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usbMIDI.sendNoteOn(71, 127, channel);
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}
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if(hold_boto.risingEdge()){
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usbMIDI.sendNoteOff(71, 0, channel);
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}
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//time
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if(time_boto.fallingEdge()){
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usbMIDI.sendNoteOn(72, 127, channel);
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}
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if(time_boto.risingEdge()){
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usbMIDI.sendNoteOff(72, 0, channel);
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}
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//load
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if(load_boto.fallingEdge()){
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usbMIDI.sendNoteOn(73, 127, channel);
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}
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if(load_boto.risingEdge()){
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usbMIDI.sendNoteOff(73, 0, channel);
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}
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//Jog: cridem la funció JogNudge
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JogNudge();
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//Browse
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long newPosition_browse = browse.read();
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long delta_browse = newPosition_browse - lastPosition_browse;
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if (debounceTime_browse > DEBOUNCE_MS && delta_browse != 0) {
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// Convertim els passos de l'encoder a "clics" (canvis de +1 o -1)
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// LA CLAU ÉS AQUÍ: Només actuem si la posició és un múltiple de 4
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// i si és diferent de l'última posició VÀLIDA que vam guardar.
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if (newPosition_browse % 4 == 0 && newPosition_browse != lastPosition_browse) {
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if (newPosition_browse > lastPosition_browse) {
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// Direcció: DRETA (baixar a la llista)
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usbMIDI.sendNoteOn(NOTE_SCROLL_DOWN, 127, midiChannelb);
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usbMIDI.sendNoteOff(NOTE_SCROLL_DOWN, 0, midiChannelb);
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} else {
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// Direcció: ESQUERRA (pujar a la llista)
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usbMIDI.sendNoteOn(NOTE_SCROLL_UP, 127, midiChannelb);
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usbMIDI.sendNoteOff(NOTE_SCROLL_UP, 0, midiChannelb);
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}
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// Actualitzem la posició "antiga" NOMÉS quan tenim un clic complet.
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lastPosition_browse = newPosition_browse;
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}
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}
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//Pitch
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if (msec >= 100){
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msec = 0;
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int n0 = analogRead(A0) / 8;
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//transmetre MIDI si A0 canvia
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if(n0 != previousA0){
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usbMIDI.sendControlChange(controllerA0, n0, channel_pitch);
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previousA0 = n0;
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}
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}
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//Parpadeig LED CD si s'acaba la cançó (MIXX envia 127)
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if (parpadeig){
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if (millis () - tempsAnterior >= 1000){
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tempsAnterior = millis();
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digitalWrite(ledCd, !digitalRead(ledCd));
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}
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}
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else{
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digitalWrite(ledCd, LOW);
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}
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// Aquesta línia és l'única cosa que necessitem al loop.
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// Constantment comprova si ha arribat algun missatge de Mixxx
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// i, si és així, crida automàticament a les funcions 'handleNoteOn' o 'handleNoteOff'.
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while (usbMIDI.read()){};
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}
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