#include <Adafruit_NeoPixel.h>
#define PIN 14
#define ledCount 60


Adafruit_NeoPixel strip = Adafruit_NeoPixel(ledCount, PIN, NEO_GRB + NEO_KHZ800); //first number controls the amount of pixels you have (add 4 so the drip falls off the edge)
//Adafruit_NeoPixel stripOld = Adafruit_NeoPixel(ledCount, 7, NEO_GRB + NEO_KHZ800);
//Adafruit_Neopixel stripNew = Adafruit_NeoPixel(ledCount, 8, NEO_GRB + NEO_KHZ800);

void setup() {
  Serial.begin(9600); // open the serial port at 9600 bps:
  
  strip.begin();
  strip.show(); // Initialize all pixels to 'off'
 
  
}

void loop() {
  breathe(50, 250, 255,255,255);       // Pause; Number of steps; Full-on R,G,B values
}


// Pause = delay between transitions
// Steps = number of steps
// R, G, B = Full-on RGB values
void breathe(int pause, int steps, byte R, byte G, byte B) {

  int tmpR, tmpG, tmpB;         // Temp values
 
  // Fade up
  for (int s=10; s<=steps; s++) {
    tmpR = (R * 0.5 * s) / steps;     // Multiply first to avoid truncation errors 
    tmpG = (G * 0.5 * s) / steps;
    tmpB = (B * s) / steps;
   
    for (int i=0; i<ledCount; i++) {
     strip.setPixelColor(i,tmpR,tmpG,tmpB);
    }
    strip.show();
    delay(pause);
  }   

  // Fade down 
  for (int s=steps; s>10; s--) {
    tmpR = (R * 0.5 * s) / steps;     // Multiply first to avoid truncation errors 
    tmpG = (G * 0.5 * s) / steps;
    tmpB = (B * s) / steps;
   
    for (int i=0; i<ledCount; i++) {
      strip.setPixelColor(i,tmpR,tmpG,tmpB);
    }
    strip.show();
    delay(pause);
  }   

 // delay(pause * 30);
}