let speed;

let y = 0

let dd = x;

let me = dd;

​

​

​

let easing = 0.05;

​

let starX;

let starY;

let starSize;

let time = 7000;

let time2 = 1500;

let time3 = 2000;

let zz = 0

​

​

let serial;

let portName = '/dev/tty.usbmodem14501'; // fill in your serial port name here

let breathe = 10; // size of the circle)))

​

let max = 200;

let min = 0;

let y2 = 0;

let me2 = 0;

let easing2 = 0.05;

​

let ii;

let pp; 

let ee;

let pp2;

​

let mus

​

function preload(){

  mus = loadSound("Pad-Crystalglass2.wav")

}

​

function setup() {

  createCanvas(windowWidth, windowHeight);

​

  //activate breathing

  inhale()

​

  //serial stuff

  serial = new p5.SerialPort();

  serial.on('connected', serverConnected);

  serial.on('data', serialEvent); // callback for when new data arrives

  serial.open(portName); // open a serial port

​

  background(0)

​

}

​

function draw() {

  //background(zz)

​

  // background no trace

  fill(zz)

  noStroke()

  rect(0, 0, width, height - 100)

   rect(0, 0, 50, height)

​

​

  // white fade circles and circle 

  for (let a = 1; a <= 100; a++) {

    let c = map(a, 1, 100, 100, 0)

    let b = dd - a

    let d = dd + a

    if (b <= 0) {

      b = 0

    } else {

      b = dd - a

    }

    strokeWeight(1)

    noFill()

    stroke(255, 255, 255, 2)

    circle(width / 2, height / 2, dd)

    stroke(255, 255, 255, c)

    circle(width / 2, height / 2, d)

    stroke(255, 255, 255, c)

    circle(width / 2, height / 2, b)

  }

​

// breathing circle

  for (let g = 1; g <= 100; g++) {

    let f = map(g, 1, 100, 100, 0)

    let h = breathe - g

    let d = breathe + g

    if (h <= 0) {

      h = 0

    } else {

      h = breathe - g

    }

    strokeWeight(1)

    stroke(0, 20, 255, 2)

    circle(width / 2, height / 2, breathe)

    stroke(0, 20, 255, f)

    circle(width / 2, height / 2, d)

    stroke(0 - g, 20, 255 - f, f)

    circle(width / 2, height / 2, h)

​

  }

​

​

​

​

​

// diameter -- increasing

  x = x + speed

  dd = x

  dd = constrain(dd, 0, 450)

  console.log(dd)

​

  // background becoming lighter

  if (breathe == dd) {

    good()

  } else {

    zz = 0

  }

​

  //breathe= map(breathe, 0, 255, 0, 1900)

  // wave ease - in 

  let op = map(dd, 0, 450, height - 25, height - 100)

  let targetY = op; //  circle

  let dy = targetY - me;

  me += dy * easing;

​

​

  // breathing wave ease - in 

  let op2 = map(breathe, 0, 255, height - 25, height - 57)

  let targetY2 = op2; // breathing input 

  let dy2 = targetY2 - me2;

  me2 += dy2 * easing2;

​

​

  // wave trail

  noFill()

  stroke(255)

  strokeWeight(2) //10

  point(0 + y, me);

​

  y = y + 0.1

​

​

  // breathing wave trail

  noFill()

  stroke(0, 20, 255)

  strokeWeight(2) //10

  point(0 + y2, me2);

​

  y2 = y2 + 0.1

​

​

​

  // stars

  let now = frameCount % 8

  if (now == 0) {

    drawStars();

  } else {

​

  }

}

​

​

​

// stars -- not even important 

function drawStars() {

  stroke(255)

  starX = random(0, width);

  starY = random(0, height - 100);

  starSize = random(0.1, 0.5);

​

  starXa = random(0, width);

  starYa = random(0, height - 100);

  starSizea = random(0.2, 0.8);

​

  starXb = random(0, width);

  starYb = random(0, height - 100);

  starSizeb = random(0, 0.45);

​

  ellipse(starX, starY, starSize);

  ellipse(starXa, starYa, starSizea);

  ellipse(starXb, starYb, starSizeb);

}

​

​

function inhale() {

  clearTimeout(ii);

  speed = 1

 pp = setTimeout(pause, time);

  console.log(speed)

  mus.play()

  mus.setVolume(0.2)

​

}

​

function pause() {

  clearTimeout(pp, time2)

  speed = 0

  ee = setTimeout(exhale, time2);

  console.log(speed)

}

​

function exhale() {

  clearTimeout(ee)

  speed = -1

  // speed = -speed

  pp2 = setTimeout(pause2, time);

  console.log(speed)

​

}

​

function pause2() {

  clearTimeout(pp2, time2)

  speed = 0

  ii = setTimeout(inhale, time2);

  console.log(speed)

}

​

​

function serialEvent() {

  let data = serial.read();

​

  // if (data.length > 0) {

  //  // console.log(data);

  //   var sensors = split(data, ",");

  //   console.log(sensors);

  //   xPos = int(sensors[0]);

  //   yPos = int(sensors[1]);

​

  breathe = int(data);

​

}

​

function good() {

  zz = zz + 5

}