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OMX-27.ino
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OMX-27.ino
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// OMX-27 MIDI KEYBOARD / SEQUENCER
// v 1.0.5.2
//
// Steven Noreyko, March 2021
//
//
// Big thanks to:
// John Park and Gerald Stevens for initial testing and feature ideas
// mzero for immense amounts of code coaching/assistance
// drjohn for support
#include <Adafruit_Keypad.h>
#include <Adafruit_NeoPixel.h>
#include <ResponsiveAnalogRead.h>
#include <U8g2_for_Adafruit_GFX.h>
#include <EEPROM.h>
#include "consts.h"
#include "config.h"
#include "colors.h"
#include "MM.h"
#include "ClearUI.h"
#include "sequencer.h"
#include "noteoffs.h"
U8G2_FOR_ADAFRUIT_GFX u8g2_display;
const int potCount = 5;
ResponsiveAnalogRead *analog[potCount];
// storage of pot values; current is in the main loop; last value is for midi output
int volatile currentValue[potCount];
int lastMidiValue[potCount];
int potMin = 0;
int potMax = 8190;
int temp;
// Timers and such
elapsedMillis msec = 0;
elapsedMillis pots_msec = 0;
elapsedMillis dialogTimeout = 0;
elapsedMicros clksTimer = 0;
unsigned long clksDelay;
elapsedMillis keyPressTime[27] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
//bool step_dirty[] = {false,false,false,false,false,false,false,false};
volatile unsigned long clockInterval;
using Micros = unsigned long;
Micros lastProcessTime;
Micros nextStepTime;
Micros lastStepTime;
volatile unsigned long step_micros;
// ANALOGS
int analogValues[] = {0,0,0,0,0}; // default values
int potValues[] = {0,0,0,0,0};
int potCC = pots[0];
int potVal = analogValues[0];
int potNum = 0;
bool plockDirty[] = {false,false,false,false,false};
int prevPlock[] = {0,0,0,0,0};
// MODES
int mode = DEFAULT_MODE;
int newmode = DEFAULT_MODE;
#define numModes (sizeof(modes)/sizeof(char *)) //array size
int nsmode = 4;
int nsmode2 = 4;
int nspage = 0;
int ppmode = 3;
int patmode = 0;
int mimode = 0;
int sqmode = 0;
// VARIABLES / FLAGS
float step_delay;
bool dirtyPixels = false;
bool dirtyDisplay = false;
bool blinkState = false;
bool noteSelect = false;
bool noteSelection = false;
bool patternParams = false;
int noteSelectPage = 0;
int selectedNote = 0;
int selectedStep = 0;
bool stepSelect = false;
bool stepRecord = false;
bool stepDirty = false;
bool dialogFlags[] = {false, false, false, false, false, false};
unsigned dialogDuration = 1000;
bool copiedFlag = false;
bool pastedFlag = false;
bool clearedFlag = false;
bool midiAUX = false;
bool enc_edit = false;
int noteon_velocity = 100;
int octave = 0; // default C4 is 0 - range is -4 to +5
int newoctave = octave;
int transpose = 0;
int rotationAmt = 0;
int hline = 8;
// CV
int pitchCV;
uint8_t RES;
uint16_t AMAX;
int V_scale;
// clock
float clockbpm = 120;
float newtempo = clockbpm;
unsigned long tempoStartTime, tempoEndTime;
unsigned long blinkInterval = clockbpm * 2;
unsigned long longPressInterval = 1500;
// keyboard state
bool keyState[27] = {false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false};
int midiKeyState[27] = {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1};
// ENCODER
Encoder myEncoder(12, 11); // encoder pins on hardware
Button encButton(0); // encoder button pin on hardware
//long newPosition = 0;
//long oldPosition = -999;
//initialize an instance of class Keypad
Adafruit_Keypad customKeypad = Adafruit_Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS);
// Declare NeoPixel strip object
Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);
// ####### CLOCK/TIMING #######
void advanceClock(Micros advance) {
static Micros timeToNextClock = 0;
while (advance >= timeToNextClock) {
advance -= timeToNextClock;
MM::sendClock();
timeToNextClock = clockInterval;
// turn off any expiring notes
pendingNoteOffs.play(micros());
// turn on any pending notes ?
pendingNoteOns.play(micros());
}
timeToNextClock -= advance;
}
void resetClocks(){
// BPM tempo to step_delay calculation
clockInterval = 60000000/(PPQ * clockbpm); // clock interval is in microseconds
step_micros = clockInterval * 6; // 16th note step in microseconds
// 16th notes
step_delay = clockInterval * 0.006; // 60000 / clockbpm / 4;
}
// ####### POTENTIMETERS #######
void sendPots(int val){
MM::sendControlChange(pots[val], analogValues[val], patternChannel[playingPattern]);
potCC = pots[val];
potVal = analogValues[val];
potValues[val] = potVal;
}
void readPotentimeters(){
for(int k=0; k<potCount; k++) {
temp = analogRead(analogPins[k]);
analog[k]->update(temp);
// read from the smoother, constrain (to account for tolerances), and map it
temp = analog[k]->getValue();
temp = constrain(temp, potMin, potMax);
temp = map(temp, potMin, potMax, 0, 16383);
// map and update the value
analogValues[k] = temp >> 7;
if(analog[k]->hasChanged()) {
// do stuff
switch(mode) {
case 3:
// fall through - same as MIDI
case 0: // MIDI
sendPots(k);
dirtyDisplay = true;
break;
case 2: // SEQ2
// fall through - same as SEQ1
case 1: // SEQ1
if (noteSelect && noteSelection){ // note selection - do P-Locks
potNum = k;
potCC = pots[k];
potVal = analogValues[k];
// stepNoteP[8] {notenum,vel,len,p1,p2,p3,p4,p5}
if (k < 4){ // only store p-lock value for first 4 knobs
stepNoteP[playingPattern][selectedStep][k+3] = analogValues[k];
}
sendPots(k);
dirtyDisplay = true;
} else if (!noteSelect){
sendPots(k);
}
break;
}
}
}
}
// ####### SETUP #######
void setup() {
Serial.begin(115200);
dialogTimeout = 0;
clksTimer = 0;
lastProcessTime = micros();
resetClocks();
nextStepTime = micros();
lastStepTime = micros();
// SET ANALOG READ resolution to teensy's 13 usable bits
analogReadResolution(13);
// initialize ResponsiveAnalogRead
for (int i = 0; i < potCount; i++){
analog[i] = new ResponsiveAnalogRead(0, true, .001);
analog[i]->setAnalogResolution(1 << 13);
// ResponsiveAnalogRead is designed for 10-bit ADCs
// meanining its threshold defaults to 4. Let's bump that for
// our 13-bit adc by setting it to 4 << (13-10)
analog[i]->setActivityThreshold(32);
currentValue[i] = 0;
lastMidiValue[i] = 0;
}
// HW MIDI
MM::begin();
//CV gate pin
pinMode(CVGATE_PIN, OUTPUT);
// set DAC Resolution CV/GATE
RES = 12;
analogWriteResolution(RES); // set resolution for DAC
AMAX = pow(2,RES);
V_scale = 64; // pow(2,(RES-7)); 4095 max
analogWrite(CVPITCH_PIN, 0);
// Init Display
initializeDisplay();
u8g2_display.begin(display);
// Startup screen
display.clearDisplay();
testdrawrect();
delay(200);
display.clearDisplay();
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
drawLoading();
// Keypad
customKeypad.begin();
//LEDs
strip.begin(); // INITIALIZE NeoPixel strip object (REQUIRED)
strip.show(); // Turn OFF all pixels ASAP
strip.setBrightness(LED_BRIGHTNESS); // Set BRIGHTNESS to about 1/5 (max = 255)
for(int i=0; i<LED_COUNT; i++) { // For each pixel...
strip.setPixelColor(i, HALFWHITE);
strip.show(); // Send the updated pixel colors to the hardware.
delay(5); // Pause before next pass through loop
}
rainbow(5); // rainbow startup pattern
delay(500);
// clear LEDs
strip.fill(0, 0, LED_COUNT);
strip.show();
delay(100);
// Clear display
display.display();
dirtyDisplay = true;
//Serial.println(" loading... ");
}
// ####### END SETUP #######
// ####### MIDI LEDS #######
void midi_leds() {
if (midiAUX){
strip.setPixelColor(0, MEDRED);
} else {
strip.setPixelColor(0, LEDOFF);
}
dirtyPixels = true;
}
// ####### SEQUENCER LEDS #######
void show_current_step(int patternNum) {
blinkInterval = step_delay*2;
if (msec >= blinkInterval){
blinkState = !blinkState;
msec = 0;
}
// AUX KEY
if (playing && blinkState){
strip.setPixelColor(0, WHITE);
} else if (noteSelect && blinkState){
strip.setPixelColor(0, NOTESEL);
} else if (patternParams && blinkState){
strip.setPixelColor(0, seqColors[patternNum]);
} else if (stepRecord && blinkState){
strip.setPixelColor(0, seqColors[patternNum]);
} else {
switch(mode){
case 1:
strip.setPixelColor(0, SEQ1C);
break;
case 2:
strip.setPixelColor(0, SEQ2C);
break;
default:
strip.setPixelColor(0, LEDOFF);
break;
}
}
if (patternMute[patternNum]){
stepColor = muteColors[patternNum];
} else {
stepColor = seqColors[patternNum];
}
if (noteSelect && noteSelection) {
for(int j = 1; j < NUM_STEPS+11; j++){
if (j < patternLength[patternNum]+11){
if (j == selectedNote){
strip.setPixelColor(j, HALFWHITE);
} else if (j == selectedStep+11){
strip.setPixelColor(j, SEQSTEP);
} else{
strip.setPixelColor(j, LEDOFF);
}
} else {
strip.setPixelColor(j, LEDOFF);
}
}
} else if (stepRecord) {
for(int j = 1; j < NUM_STEPS+11; j++){
if (j < patternLength[patternNum]+11){
if (j == seqPos[playingPattern]+11){
strip.setPixelColor(j, SEQCHASE);
// } else if (j == selectedNote){
// strip.setPixelColor(j, HALFWHITE);
} else if (j != selectedNote){
strip.setPixelColor(j, LEDOFF);
}
} else {
strip.setPixelColor(j, LEDOFF);
}
}
} else {
for(int j = 1; j < NUM_STEPS+11; j++){
if (j < patternLength[patternNum]+11){
if (j == 1) {
// NOTE SELECT
if (keyState[j] && blinkState){
strip.setPixelColor(j, LEDOFF);
} else {
strip.setPixelColor(j, FUNKONE);
}
} else if (j == 2) {
// PATTERN PARAMS
if (keyState[j] && blinkState){
strip.setPixelColor(j, LEDOFF);
} else {
strip.setPixelColor(j, FUNKTWO);
}
} else if (j == patternNum+3){ // PATTERN SELECT
strip.setPixelColor(j, stepColor);
if (patternParams && blinkState){
strip.setPixelColor(j, LEDOFF);
}
} else {
strip.setPixelColor(j, LEDOFF);
}
} else {
strip.setPixelColor(j, LEDOFF);
}
}
for(int i = 0; i < NUM_STEPS; i++){
if (i < patternLength[patternNum]){
if(i % 4 == 0){ // mark groups of 4
if(i == seqPos[patternNum]){
if (playing){
strip.setPixelColor(i+11, SEQCHASE); // step chase
} else if (stepPlay[patternNum][i] == 1){
strip.setPixelColor(i+11, stepColor); // step on color
} else {
strip.setPixelColor(i+11, SEQMARKER);
}
} else if (stepPlay[patternNum][i] == 1){
strip.setPixelColor(i+11, stepColor); // step on color
} else {
strip.setPixelColor(i+11, SEQMARKER);
}
} else if (i == seqPos[patternNum]){
if (playing){
strip.setPixelColor(i+11, SEQCHASE); // step chase
} else if (stepPlay[patternNum][i] == 1){
strip.setPixelColor(i+11, stepColor); // step on color
} else {
strip.setPixelColor(i+11, LEDOFF); // DO WE NEED TO MARK PLAYHEAD WHEN STOPPED?
}
} else if (stepPlay[patternNum][i] == 1){
strip.setPixelColor(i+11, stepColor); // step on color
} else {
strip.setPixelColor(i+11, LEDOFF);
}
}
}
}
dirtyPixels = true;
// strip.show();
}
// ####### END LEDS
// ####### DISPLAY FUNCTIONS #######
void dispGridBoxes(){
display.fillRect(0, 0, gridw, 10, WHITE);
display.drawFastVLine(gridw/4, 0, gridh, INVERSE);
display.drawFastVLine(gridw/2, 0, gridh, INVERSE);
display.drawFastVLine(gridw*0.75, 0, gridh, INVERSE);
}
void invertColor(bool flip){
if (flip) {
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
} else {
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
}
}
void dispValBox(int v, int16_t n, bool inv){ // n is box 0-3
invertColor(inv);
u8g2centerNumber(v, n*32, hline*2+6, 32, 22);
}
void dispMidiMode(){
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
u8g2_display.setCursor(7, hline);
u8g2_display.print("CC");
u8g2_display.print(potCC);
u8g2centerText("NOTE", 33, hline-2, 32, 10);
u8g2centerText("OCT", 65, hline-2, 32, 10);
u8g2centerText("CH", 97, hline-2, 32, 10);
// value text formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_VALUES);
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
// ValueBoxes
dispValBox(potVal, 0, false);
dispValBox(lastNote[playingPattern][seqPos[playingPattern]], 1, false);
bool octFlip = false;
bool chFlip = false;
switch(mimode){
case 0: //
// display.fillRect(2*32, 10, 33, 22, WHITE);
// octFlip = true;
break;
case 1: //
display.fillRect(3*32, 10, 33, 22, WHITE);
chFlip = true;
break;
default:
break;
}
dispValBox((int)octave+4, 2, octFlip);
dispValBox(patternChannel[playingPattern], 3, chFlip);
}
void dispSeqMode1(){
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
u8g2centerText("PTN", 1, hline-2, 32, 10);
u8g2centerText("LEN", 33, hline-2, 32, 10);
u8g2centerText("TRSP", 65, hline-2, 32, 10);
u8g2centerText("BPM", 97, hline-2, 32, 10);
// value text formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_VALUES);
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
// ValueBoxes
bool trspFlip = false;
switch(sqmode){
case 1: //
display.fillRect(2*32, 10, 33, 22, WHITE);
trspFlip = true;
break;
default:
break;
}
dispValBox(playingPattern+1, 0, false);
dispValBox(patternLength[playingPattern], 1, false);
dispValBox((int)transpose, 2, trspFlip);
dispValBox((int)clockbpm, 3, false);
}
void dispStepRec(){
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
u8g2centerText("PATT", 0, hline-2, 32, 10);
u8g2centerText("STEP", 33, hline-2, 32, 10);
u8g2centerText("NOTE", 65, hline-2, 32, 10);
u8g2centerText("OCT", 97, hline-2, 32, 10);
// value text formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_VALUES);
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
// ValueBoxes
dispValBox(playingPattern+1, 0, false);
dispValBox(seqPos[playingPattern]+1, 1, false);
dispValBox(stepNoteP[playingPattern][selectedStep][0], 2, false);
dispValBox((int)octave+4, 3, false);
}
void dispNoteSelect(){
if (!noteSelection){
}else{
// labels formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
display.drawFastHLine(0, 20, 64, WHITE);
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
u8g2centerText("L-1/2", 0, hline-2, 32, 10);
u8g2centerText("L-3/4", 32, hline-2, 32, 10);
// u8g2centerText("NOTE", 65, hline-2, 32, 10);
// u8g2centerText("VEL", 97, hline-2, 32, 10);
// value text formatting
u8g2_display.setFontMode(1);
bool ccFlip[] = {false,false,false,false};
switch(nsmode){
case 0: // CC1
display.fillRect(0*32, 11, 33, 11, WHITE);
ccFlip[0] = true;
break;
case 1: // CC2
display.fillRect(0*32, 11*2-1, 33, 11, WHITE);
ccFlip[1] = true;
break;
case 2: // CC3
display.fillRect(1*32, 10, 33, 11, WHITE);
ccFlip[2] = true;
break;
case 3: // CC4
display.fillRect(1*32, 11*2-1, 33, 11, WHITE);
ccFlip[3] = true;
break;
default:
break;
}
u8g2_display.setFont(FONT_LABELS);
for (int j=0; j<4; j++){
char tempText[4];
if (stepNoteP[playingPattern][selectedStep][j+3] > 0){
itoa (stepNoteP[playingPattern][selectedStep][j+3],tempText,10);
} else {
snprintf( tempText, sizeof(tempText), "---");
}
// this is ugly
int xoffset = 0;
int yoffset = 0;
if (j==1 || j==3){
yoffset = 11;
}
if (j==2 || j==3){
xoffset = 32;
}
invertColor(ccFlip[j]);
u8g2centerText(tempText, xoffset, hline*2+yoffset, 32, 11); // CC VALUES
}
u8g2_display.setFont(FONT_VALUES);
// ValueBoxes
}
}
void dispNoteSelect2(){
// labels formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
u8g2centerText("NOTE", 0, hline-2, 32, 10);
u8g2centerText("OCT", 32, hline-2, 32, 10);
u8g2centerText("VEL", 65, hline-2, 32, 10);
u8g2centerText("LEN", 97, hline-2, 32, 10);
// value text formatting
u8g2_display.setFontMode(1);
bool lenFlip = false, octFlip = false, noteFlip = false, velFlip = false;
switch(nsmode2){
case 0: //
display.fillRect(0*32, 10, 33, 22, WHITE);
noteFlip = true;
break;
case 1: //
display.fillRect(1*32, 10, 33, 22, WHITE);
octFlip = true;
break;
case 2: //
display.fillRect(2*32, 10, 33, 22, WHITE);
velFlip = true;
break;
case 3: //
display.fillRect(3*32, 10, 33, 22, WHITE);
lenFlip = true;
break;
default:
break;
}
u8g2_display.setFont(FONT_VALUES);
// ValueBoxes
dispValBox(stepNoteP[playingPattern][selectedStep][0], 0, noteFlip); // NOTE NUM
dispValBox((int)octave+4, 1, octFlip); // OCTAVE
dispValBox(stepNoteP[playingPattern][selectedStep][1], 2, velFlip); // VELOCITY
dispValBox(stepNoteP[playingPattern][selectedStep][2], 3, lenFlip); // NOTE LENGTH
}
void dispPatternParams(){
if (patternParams){
// values formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_VALUES);
bool pattFlip = false, lenFlip = false, rotFlip = false, chFlip = false;
switch(ppmode){
case 0: // LEN
display.fillRect(1*32, 11, 33, 22, WHITE);
lenFlip = true;
break;
case 1: // ROTATE
display.fillRect(2*32, 11, 33, 22, WHITE);
rotFlip = true;
break;
case 2: // CHANNEL
display.fillRect(3*32, 11, 33, 22, WHITE);
chFlip = true;
break;
default:
break;
}
// ValueBoxes
dispValBox(playingPattern+1, 0, pattFlip); // PAT
dispValBox(patternLength[playingPattern], 1, lenFlip); // LEN
dispValBox(rotationAmt, 2, rotFlip); // LEN
dispValBox(patternChannel[playingPattern], 3, chFlip); // CHANNEL
// u8g2_display.setFont(FONT_SYMB);
// invertColor(rotFlip);
// u8g2centerText("\u25C1\u25B7", 2*32, hline*2+6, 32, 22); // "\u00BB\u00AB" // // dice: "\u2685"
// labels formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_LABELS);
u8g2_display.setCursor(0, 0);
dispGridBoxes();
// labels
u8g2_display.setForegroundColor(BLACK);
u8g2_display.setBackgroundColor(WHITE);
// ValueBoxLabels
u8g2centerText("PTN", 0, hline-2, 32, 10);
u8g2centerText("LEN", 32, hline-2, 32, 10);
u8g2centerText("ROT", 65, hline-2, 32, 10);
u8g2centerText("CHAN", 97, hline-2, 32, 10);
}
}
void dispInfoDialog(){
for (int q=0; q <6; q++){
if (dialogFlags[q]){ // copied
// reset timer
dialogTimeout = 0;
display.clearDisplay();
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_TENFAT);
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
u8g2centerText(infoDialogText[q], 0, 10, 128, 32);
dialogFlags[q] = false;
}
}
}
void dispMode(){
// labels formatting
u8g2_display.setFontMode(1);
u8g2_display.setFont(FONT_BIG);
u8g2_display.setCursor(0, 0);
u8g2_display.setForegroundColor(WHITE);
u8g2_display.setBackgroundColor(BLACK);
const char* displaymode = "";
if (newmode != mode && enc_edit) {
displaymode = modes[newmode]; // display.print(modes[newmode]);
} else if (enc_edit) {
displaymode = modes[mode]; // display.print(modes[mode]);
}
u8g2centerText(displaymode, 86, 20, 44, 32);
}
void dispPattLen(){
display.setCursor(1, 19);
display.setTextSize(1);
display.print("LEN");
display.setCursor(29, 18);
display.setTextSize(2);
display.print(patternLength[playingPattern]);
}
void dispPattStrt(){
display.setCursor(1, 19);
display.setTextSize(1);
display.print("SRT");
display.setCursor(29, 18);
display.setTextSize(2);
display.print(patternLength[playingPattern]);
}
void dispPatt(){
display.setCursor(0, 0);
display.setTextSize(1);
display.print("PTN");
display.setCursor(30, 0);
display.setTextSize(2);
display.print(playingPattern+1);
}
void dispTempo(){
display.setCursor(65, 19);
display.setTextSize(1);
display.print("BPM");
display.setCursor(92, 18);
display.setTextSize(2);
display.print((int)clockbpm);
}
void dispPots(){
display.setTextSize(1);
display.setCursor(0, 0);
display.print("CC");
display.print(potCC);
display.print(": ");
display.setCursor(30, 0);
display.print(potVal);
}
void dispOctave(){
display.setTextSize(1);
display.setCursor(0, 24);
display.print("Octave:");
display.print((int)octave+4);
}
void dispNotes(){
display.setTextSize(1);
display.setCursor(0, 12);
display.print("NOTE:");
display.print(lastNote[playingPattern][seqPos[playingPattern]]);
}
// ############## MAIN LOOP ##############
void loop() {
customKeypad.tick();
clksTimer = 0;
Micros now = micros();
Micros passed = now - lastProcessTime;
lastProcessTime = now;
if (passed > 0) {
if (playing){
advanceClock(passed);
}
}
doStep();
// DISPLAY SETUP
display.clearDisplay();
// ############### POTS ###############
//
readPotentimeters();
// ############### ENCODER ###############
//
auto u = myEncoder.update();
if (u.active()) {
auto amt = u.accel(5); // where 5 is the acceleration factor if you want it, 0 if you don't)
// Serial.println(u.dir() < 0 ? "ccw " : "cw ");
// Serial.println(amt);
// Change Mode
if (enc_edit) {
// set mode
int modesize = numModes-1;
// Serial.println(modesize);
newmode = constrain(newmode + amt, 0, modesize);
dispMode();
dirtyDisplay = true;
} else if (!noteSelect && !patternParams && !stepRecord){
switch(mode) {
case 3: // Organelle Mother
if(u.dir() < 0){ // if turn ccw
MM::sendControlChange(CC_OM2,0,midiChannel);
} else if (u.dir() > 0){ // if turn cw
MM::sendControlChange(CC_OM2,127,midiChannel);
}
dirtyDisplay = true;
break;
case 0: // MIDI
if (mimode == 1) { // set length
int miChan = patternChannel[playingPattern];
int newchan = constrain(miChan + amt, 1, 16);
if (newchan != miChan){
patternChannel[playingPattern] = newchan;
}
}else {
// set octave
newoctave = constrain(octave + amt, -5, 4);
if (newoctave != octave){
octave = newoctave;
}
}
dirtyDisplay = true;
break;
case 1: // SEQ 1
// FALL THROUGH
case 2: // SEQ 2
if (patmode == 1) { // set octave
// set octave
newoctave = constrain(octave + amt, -5, 4);
if (newoctave != octave){
octave = newoctave;
}
} else if (sqmode == 1){
transposeSeq(playingPattern, amt);
int newtransp = transpose + amt;
transpose = newtransp;
} else if (sqmode == 0){
// otherwise set tempo
newtempo = constrain(clockbpm + amt, 40, 300);
if (newtempo != clockbpm){
// SET TEMPO HERE
clockbpm = newtempo;
resetClocks();
}
}
dirtyDisplay = true;
break;
}
} else if (noteSelect || patternParams || stepRecord) {
switch(mode) { // process encoder input depending on mode
case 0: // MIDI
break;
case 1: // SEQ 1
// FALL THROUGH
case 2: // SEQ 2
if (patternParams && !enc_edit){ // SEQUENCE EDIT MODE
//
if (ppmode == 0) { // SET LENGTH
pattLen[playingPattern] = constrain(patternLength[playingPattern] + amt, 1, 16);
patternLength[playingPattern] = pattLen[playingPattern];
}
if (ppmode == 1) { // SET PATTERN ROTATION
int rotator;
(u.dir() < 0 ? rotator = -1 : rotator = 1);
// int rotator = constrain(rotcc, (patternLength[playingPattern])*-1, patternLength[playingPattern]);
rotationAmt = rotationAmt + rotator;
if (rotationAmt < 16 && rotationAmt > -16 ){
rotatePattern(stepPlay[playingPattern], patternLength[playingPattern], rotator);
}
rotationAmt = constrain(rotationAmt, (patternLength[playingPattern]-1)*-1, patternLength[playingPattern]-1);
}