#include <FastLED.h>

#define LED_PIN 6
#define WIDTH 16
#define HEIGHT 16
#define NUM_LEDS (WIDTH * HEIGHT)
CRGB leds[NUM_LEDS];


int index(int x, int y) {
  if (y % 2 == 0)
    return y * WIDTH + WIDTH - x - 1;
  else
    return y * WIDTH + x;
}

int bail_x = 0;
int bail_y = 0;

int bail_vx = 0;
int bail_vy = 0;

int player_1 = 0;
int player_2 = 0;

int MAX_BR = 255;
int X_pos = 1;
int X_pos_2 =WIDTH-2 ;
int palca = 3;

#define rezistor_1 A0
#define rezistor_2 A1

void setup() {
  Serial.begin(115200);
  FastLED.addLeds<NEOPIXEL, LED_PIN>(leds, NUM_LEDS);
  FastLED.setBrightness(50);
  pinMode(rezistor_1, INPUT);
  pinMode(rezistor_2, INPUT);
}

void loop() {
  player_1 = map(analogRead(rezistor_1), 0, 1023, 0, HEIGHT - palca + 1);
  player_2 = map(analogRead(rezistor_2), 0, 1023, 0, HEIGHT - palca + 1);

  for (int i = 0; i < palca; i++) {
    leds[index(X_pos, i + player_1)].setRGB(0, 0, MAX_BR);
  }
 for (int i = 0; i < palca; i++) {
    leds[index(X_pos_2, i + player_2)].setRGB(MAX_BR, 0,0 );
  }

  FastLED.show();
  for (int i = 0; i < palca; i++) {
    leds[index(X_pos, i + player_1)].setRGB(0, 0, 0);
  }
  for (int i = 0; i < palca; i++) {
    leds[index(X_pos_2, i + player_2)].setRGB(0, 0, 0);
  }
}