/*********************************************************************************
o esp32 connected nonpixel matrx 32 by 8 write a code in such a way 
that all  8 rows one by one glow with different colors from uppere to
 bottam and then from bottan to  upper then do same thing with coloms
  with diifferen colors from left to right
 and then revers

 author arvind patil 3 april 2023

************************************************************************************/

#include <Adafruit_NeoPixel.h>

// Define the number of LEDs and the data pin
#define LED_COUNT 256
#define LED_PIN 3

// Define the width and height of the matrix
#define MATRIX_WIDTH 32
#define MATRIX_HEIGHT 8

// Define the colors to use
uint32_t color1 = Adafruit_NeoPixel::Color(255, 0, 0);
uint32_t color2 = Adafruit_NeoPixel::Color(0, 255, 0);
uint32_t color3 = Adafruit_NeoPixel::Color(0, 0, 255);

uint32_t color4 = Adafruit_NeoPixel::Color(255, 100, 0);
uint32_t color5 = Adafruit_NeoPixel::Color(0, 255, 100);
uint32_t color6 = Adafruit_NeoPixel::Color(0, 100, 255);




// Define the delay time between each step
#define DELAY_TIME 100

// Define the LED object
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  // Initialize the LED object
  pixels.begin();
  pixels.setBrightness(255);
  pixels.clear();
  pixels.show();
}

void loop() {
  // Glow rows from top to bottom
  for (int row = 0; row < MATRIX_HEIGHT; row++) {
    for (int col = 0; col < MATRIX_WIDTH; col++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, color1);
    }
    pixels.show();
    delay(DELAY_TIME);
    for (int col = 0; col < MATRIX_WIDTH; col++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, 0);
    }
    pixels.show();
  }

  // Glow rows from bottom to top
  for (int row = MATRIX_HEIGHT - 1; row >= 0; row--) {
    for (int col = 0; col < MATRIX_WIDTH; col++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, color2);
    }
    pixels.show();
    delay(DELAY_TIME);
    for (int col = 0; col < MATRIX_WIDTH; col++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, 0);
    }
    pixels.show();
  }

  // Glow columns from left to right
  for (int col = 0; col < MATRIX_WIDTH; col++) {
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, color3);
    }
    pixels.show();
    delay(DELAY_TIME);
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, 0);
    }
    pixels.show();
  }

  // Glow columns from right to left
  for (int col = MATRIX_WIDTH - 1; col >= 0; col--) {
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, color1);
    }
    pixels.show();{
    delay(DELAY_TIME);
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, 0);
    }
   
    }

  pixels.show();
}
for (int col = MATRIX_WIDTH - 1; col >= 0; col--) {
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, color1);
    }
    pixels.show();
    delay(DELAY_TIME);
    for (int row = 0; row < MATRIX_HEIGHT; row++) {
      int index = row * MATRIX_WIDTH + col;
      pixels.setPixelColor(index, 0);
    }
  }
  pixels.show();
}