#include <FastLED.h>

FASTLED_USING_NAMESPACE

// FastLED pattern tester for 4x50 LED strips

#if defined(FASTLED_VERSION) && (FASTLED_VERSION < 3001000)
#warning "Requires FastLED 3.1 or later; check github for latest code."
#endif

#define NUM_LEDS 50
CRGB leds[NUM_LEDS];

#define BRIGHTNESS          96
#define FRAMES_PER_SECOND  120

void setup() {
  // tell FastLED about the LED strip configuration
   // tell FastLED there's 50 WS2811 pixels on each of the four pins
  FastLED.addLeds<WS2811, 3>(leds, NUM_LEDS);

//  FastLED.addLeds<LED_TYPE,DATA_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
  //FastLED.addLeds<LED_TYPE,DATA_PIN,CLK_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);

  // set master brightness control
  FastLED.setBrightness(BRIGHTNESS);
}

uint8_t gHue = 208; // rotating "base color" used by many of the patterns
uint8_t gBPM = 100;

void loop()
{
  // Call the test pattern function once, updating the 'leds' array
  testPattern();
  // send the 'leds' array out to the actual LED strip
  FastLED.show();
  // insert a delay to keep the framerate modest
  FastLED.delay(1000/FRAMES_PER_SECOND);

}

#define ARRAY_SIZE(A) (sizeof(A) / sizeof((A)[0]))

// define the test pattern below
uint8_t pointer = 0;
void testPattern() {
  // FastLED's built-in rainbow generator
  fill_rainbow( leds, NUM_LEDS, gHue, 7);
}