MIDI_controller-97.ino

MIDI_controller-97

https://github.com/tttapa/MIDI_controller/issues/97#issuecomment-564247602

Many bankable potentiometers and buttons. Bank selector displays bank setting using LEDs.
If any of the buttons is pressed, the LED on pin 22 is turned on.

Boards:

Mega

 
#include <Control_Surface.h>
 
#include <AH/STL/algorithm> // std::any_of
 
USBMIDI_Interface midi; // MIDI Interface to use
 
Bank<4> bank(16);
 
// Create a new bank selector that changes the bank setting of the bank we just
// created.
// It has push buttons connected to pins 21 and 20 that increment or decrement
// the bank setting, and 4 LEDs to pins 46, 48, 50, 52 that display the current
// bank setting.
IncrementDecrementSelectorLEDs<4> bankSelector = {
  bank,
  {21, 20},         // button pins
  {46, 48, 50, 52}, // LED pins
};
 
using namespace MIDI_CC;
Bankable::CCPotentiometer potentiometers[] = {
  {{bank, BankType::CHANGE_CHANNEL}, A0, {Channel_Volume, CHANNEL_1}},
  {{bank, BankType::CHANGE_CHANNEL}, A1, {Channel_Volume, CHANNEL_2}},
  {{bank, BankType::CHANGE_CHANNEL}, A2, {Sound_Controller_3, CHANNEL_3}},
  {{bank, BankType::CHANGE_CHANNEL}, A3, {Sound_Controller_4, CHANNEL_4}},
  {{bank, BankType::CHANGE_CHANNEL}, A4, {Sound_Controller_5, CHANNEL_5}},
  {{bank, BankType::CHANGE_CHANNEL}, A5, {Sound_Controller_6, CHANNEL_6}},
  {{bank, BankType::CHANGE_CHANNEL}, A6, {Effects_1, CHANNEL_7}},
  {{bank, BankType::CHANGE_CHANNEL}, A7, {Effects_2, CHANNEL_8}},
  {{bank, BankType::CHANGE_CHANNEL}, A8, {Effects_3, CHANNEL_9}},
  {{bank, BankType::CHANGE_CHANNEL}, A9, {Effects_4, CHANNEL_10}},
  {{bank, BankType::CHANGE_CHANNEL}, A10, {Effect_Control_1, CHANNEL_11}},
  {{bank, BankType::CHANGE_CHANNEL}, A11, {Effect_Control_2, CHANNEL_12}},
};
 
Bankable::NoteButton muteButtons[] = {
  {bank, 13, 0x14},
  {bank, 12, 0x15},
  {bank, 11, 0x16},
  {bank, 10, 0x17},
  {bank, 9, 0x18},
  {bank, 8, 0x19},
  {bank, 7, 0x1A},
  {bank, 6, 0x1B},
  {bank, 5, 0x1C},
  {bank, 4, 0x1D},
  {bank, 3, 0x1E},
  {bank, 2, 0x1F},
  {bank, 14, 0x20},
  {bank, 15, 0x21},
  {bank, 16, 0x22},
  {bank, 17, 0x23},
  {bank, 18, {0x33, CHANNEL_2}},
  {bank, 19, {0x34, CHANNEL_2}},
};
 
constexpr pin_t ledPin = 22;
 
// :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: //
 
void setup() {
  Control_Surface.begin();
  pinMode(ledPin, OUTPUT);
}
 
// :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: //
 
void loop() {
  Control_Surface.loop();
 
  // Function that checks if a given button is pressed
  auto checkButtonPressed = [](const Bankable::NoteButton &button) {
    return button.getButtonState() == Button::Pressed;
  };
  // If any of the push buttons is pressed
  bool pressed = std::any_of(std::begin(muteButtons), std::end(muteButtons),
                             checkButtonPressed);
  // Turn on the LED
  digitalWrite(ledPin, pressed);
}