My_first_FASTLed_project

sketch.ino

#include <FastLED.h>
#define LED_PIN     6
#define COLOR_ORDER RGB
#define CHIPSET     WS2812B
#define NUM_LEDS    111
#define BRIGHTNESS  140
#define FRAMES_PER_SECOND 120

CRGB leds[NUM_LEDS];

CRGBArray < NUM_LEDS > ledsarray;
CRGBSet left(ledsarray(0, 44)); //set custom ranges left 45 middle 20 right 45
CRGBSet middle(ledsarray(45, 65));
CRGBSet right(ledsarray(66, 111));
CRGB ledsright(ledsarray(66, 111));

long lastchangemillis = 0; // Count for hold3randomcolors
int interval = 6000;     // Duration for hold3randomcolors

int random1 = 130;          // Random colors for hold3randomcolors
int random2 =  50;
int random3 =  200;
int randomvat = 255;

int randomvat1;
int randomvat2;
int randomvat3;

int oldrandom1;
int oldrandom2;
int oldrandom3;
int oldrandomvat;
int brightness = (BRIGHTNESS);

void setup() {
  Serial.begin(9600);
  Serial.println("resetting");
  delay(1000); // sanity delay
  FastLED.addLeds<CHIPSET, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip );
  FastLED.setBrightness( BRIGHTNESS );
  Serial.print("Setup Complete");

}

void loop() {
  unsigned long currentmillis = millis();  //Serial.println("currentmillis"); Serial.println(currentmillis);  Serial.println("lastchangemillis"); Serial.println(lastchangemillis);

  if (currentmillis - lastchangemillis >= interval)    {
    Serial.println("colorchange");
    lastchangemillis = currentmillis;
    int randomeffect = random8();
    if (randomeffect <= 255 * 0.5) {
      make3randomcolors ();
      show3colors ();
    }
    else {
      randomgradient ();
    }

    FastLED.show();
  }
}

  void make3randomcolors () {
    //delay(50);
    //Serial.println("random1"); Serial.println(random1); Serial.println("random2"); Serial.println(random2); Serial.println("random3"); Serial.println(random3);
    random1 = random8 ();               // generate Random Numbers (0..255) for random hue
    random2 =  random1 + random8 (50, 205);
    random3 =  random2 + random8 (50, 205);
    randomvat = random8 (180, 255);     // generate Random vat
  }

  void show3colors () {

    CHSV color1hsv(random1, randomvat, brightness); //write colors with random saturation and global brightness
    CHSV color2hsv(random2, randomvat, brightness);
    CHSV color3hsv(random3, randomvat, brightness);
    FastLED.show();
  }

  void randomgradient () {
    //delay(50);
    //Serial.println("random1"); Serial.println(random1); Serial.println("random2"); Serial.println(random2);
    random1 = random8 ();               // generate Random Numbers (0..255) for random hue
    random2 =  random1 + random8 (55, 200);
    randomvat1 = random8 (140, 255);     // generate Random vat1
    randomvat2 = random8 (140, 255);     // generate Random vat2

    fill_gradient(leds, 0, CHSV(random1, randomvat1, brightness), NUM_LEDS, CHSV(random2, randomvat2, brightness), SHORTEST_HUES);
    FastLED.show();
  }