let speed = 0.03;

let y = 0

let ac = 0.01;

let me = x;

​

let easing = 0.05;

​

let bl

​

function setup() {

  createCanvas(400, 400);

  //background(220);

  pixelDensity(1)

}

​

function draw() {

​

​

​

noStroke()

  fill(0 + x)

  circle(width / 2, height / 2, x)

​

  if (x >= 20 && x < 200) {

​

    speed = speed

    ac++

    //  ac = ac

​

  } else {

    speed = -speed

    ac = -(ac++)

​

  }

​

​

​

​

​

​

  x = x + speed + ac

​

​

  y = y + 0.9

​

​

​

​

  let targetY = x; // breathing input // also circle

  let dy = targetY - me;

  me += dy * easing;

​

  //me = map(me, 20, 50, 50,350) // max and min 

  noFill()

  stroke(255)

  strokeWeight(10)

  point(0 + y, me);

   filter(BLUR, 3)

​

  // x=x+0.3

​

​

  //  point(0+y, x) 

stroke(255)

  strokeWeight(3)

  point(0 + y, me);

}