#include <FastLED.h>
#include "frames.h"

#define LED_PIN 5
#define WIDTH 16
#define HEIGHT 16
#define NUM_LEDS (WIDTH*HEIGHT)

CRGB leds[NUM_LEDS];

// Mapping zig-zag matrix
uint16_t XY(uint8_t x, uint8_t y) {
  if (y % 2 == 0) {
    return (y * WIDTH) + x;
  } else {
    return (y * WIDTH) + (WIDTH - 1 - x);
  }
}

void setup() {
  FastLED.addLeds<WS2812B, LED_PIN, GRB>(leds, NUM_LEDS);
  FastLED.clear();
  FastLED.show();
}

void loop() {
  static int frame = 0;

  // copy frame ke buffer
  for (int y = 0; y < HEIGHT; y++) {
    for (int x = 0; x < WIDTH; x++) {
      leds[XY(x,y)] = frames[frame][y*WIDTH + x];
    }
  }
  FastLED.show();

  frame = (frame + 1) % NUM_FRAMES;
  delay(100);  // speed animasi
}