#include <Adafruit_NeoPixel.h>

#define NUM_COLS 18
#define NUM_ROWS 20
#define NUM_LEDS NUM_COLS * NUM_ROWS

// Dichiarazione dei pin di output per ciascuna colonna
uint8_t ledPins[NUM_COLS] = {33, 32, 27, 26, 25, 12, 13, 14, 15, 16, 17, 21, 22, 4, 2, 5, 18, 19};

// Array per memorizzare i LED per ciascuna colonna
Adafruit_NeoPixel* strips[NUM_COLS];

// Array di esempio: gradiente di colori su una matrice 18x20
uint32_t image[18][20] = {
  // Colonna 1
  {0xFF0000, 0xFF1100, 0xFF2200, 0xFF3300, 0xFF4400, 0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900,
   0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44},
  // Colonna 2
  {0xFF1100, 0xFF2200, 0xFF3300, 0xFF4400, 0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00,
   0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55},
  // Colonna 3
  {0xFF2200, 0xFF3300, 0xFF4400, 0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00,
   0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66},
  // Colonna 4
  {0xFF3300, 0xFF4400, 0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00,
   0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77},
  // Colonna 5
  {0xFF4400, 0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00,
   0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88},
  // Colonna 6
  {0xFF5500, 0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00,
   0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99},
  // Colonna 7
  {0xFF6600, 0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00,
   0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA},
  // Colonna 8
  {0xFF7700, 0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11,
   0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB},
  // Colonna 9
  {0xFF8800, 0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22,
   0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC},
  // Colonna 10
  {0xFF9900, 0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33,
   0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD},
  // Colonna 11
  {0xFFAA00, 0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44,
   0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE},
  // Colonna 12
  {0xFFBB00, 0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55,
   0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF},
  // Colonna 13
  {0xFFCC00, 0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66,
   0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF},
  // Colonna 14
  {0xFFDD00, 0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77,
   0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF},
  // Colonna 15
  {0xFFEE00, 0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88,
   0xFFFF99, 0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF},
  // Colonna 16
  {0xFFFF00, 0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99,
   0xFFFFAA, 0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF},
  // Colonna 17
  {0xFFFF11, 0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA,
   0xFFFFBB, 0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF},
  // Colonna 18
  {0xFFFF22, 0xFFFF33, 0xFFFF44, 0xFFFF55, 0xFFFF66, 0xFFFF77, 0xFFFF88, 0xFFFF99, 0xFFFFAA, 0xFFFFBB,
   0xFFFFCC, 0xFFFFDD, 0xFFFFEE, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF}
};



void setup() {
  // Inizializza ogni strip collegato a ciascun pin
  for (int i = 0; i < NUM_COLS; i++) {
    strips[i] = new Adafruit_NeoPixel(NUM_ROWS, ledPins[i], NEO_GRB + NEO_KHZ800);
    strips[i]->begin();
    strips[i]->show(); // Inizializza i LED a spento
  }

  // Carica l'immagine sul display di LED
  displayImage();
}

void displayImage() {
  for (int col = 0; col < NUM_COLS; col++) {
    for (int row = 0; row < NUM_ROWS; row++) {
      uint32_t color = image[col][row];
      strips[col]->setPixelColor(row, color);
    }
    strips[col]->show(); // Aggiorna i LED nella colonna corrente
  }
}

void loop() {
  // Eventuali animazioni o aggiornamenti
}