#include <FastLED.h>

#define LED_PIN  23
#define LED_TYPE WS2812
#define COLOR_ORDER GRB
#define MAX_EFFECT        27

const uint8_t kSquareWidth = 16;
const uint8_t HEIGHT = 16;
const uint8_t WIDTH = 16;
const uint8_t kBorderWidth = 1U;
static const byte maxDim = max(WIDTH, HEIGHT);
byte effectScaleParam[MAX_EFFECT]; // Динамический параметр эффекта

#define NUM_LEDS    (kSquareWidth*kSquareWidth)
CRGB leds[NUM_LEDS];

void setup() 
{
  FastLED.addLeds<LED_TYPE,LED_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
  Serial.begin(115200);

  delay(10);
  Serial.println("BLA");

}

void loop()
{
  // Apply some blurring to whatever's already on the matrix
  // Note that we never actually clear the matrix, we just constantly
  // blur it repeatedly.  Since the blurring is 'lossy', there's
  // an automatic trend toward black -- by design.
  uint8_t blurAmount = dim8_raw( beatsin8(3,64,100) );
  blur2d( leds, kSquareWidth, kSquareWidth, blurAmount);

  // Use two out-of-sync sine waves
  uint8_t  i = beatsin8(  91, kBorderWidth, WIDTH-kBorderWidth);
  uint8_t  j = beatsin8( 109, kBorderWidth, WIDTH-kBorderWidth);
  uint8_t  k = beatsin8(  73, kBorderWidth, WIDTH-kBorderWidth);
  uint8_t  m = beatsin8( 123, kBorderWidth, WIDTH-kBorderWidth);
  
  // The color of each point shifts over time, each at a different speed.
  uint32_t ms = millis();
  
  
  // The color of each point shifts over time, each at a different speed.
  
  leds[XY( i, j)] += CHSV( ms / 29, 200U, 255U);
  leds[XY( j, k)] += CHSV( ms / 41, 200U, 255U);
  leds[XY( k, m)] += CHSV( ms / 73, 200U, 255U);
  leds[XY( m, i)] += CHSV( ms / 97, 200U, 255U);
  
  FastLED.show();
  
}

// Trivial XY function for the 8x8 grid; use a different XY 
// function for different matrix grids.  See XYMatrix example for code.
// uint16_t XY( uint8_t x, uint8_t y) { return (y * kSquareWidth) + x; }
uint16_t XY(uint8_t x, uint8_t y)
{
  uint16_t i;
  if (y & 0x01)
  {
    // Odd rows run backwards
    uint8_t reverseX = (WIDTH - 1) - x;
    i = (y * WIDTH) + reverseX;
  }
  else
  {
    // Even rows run forwards
    i = (y * WIDTH) + x;
  }
  return i;
}