createCanvas(400, 400);

}

t=0

dt=0.005

function draw() {

  background(220);

  s = map(noise(t), 0, 1, -1, 1)

  k = map(noise(t, s), 0, 1, -1, 1) 

  d = map(abs(s-k), 0, 1, 0, 1)

  q = map(noise(t), 0, 1, 8, 13)

  w = map(noise(q), 0, 1, 7, 14)

​

  stroke(lerpColor(color('rgb(0,255,0)'), color('red'), d))

  fill(lerpColor(color('rgb(0,255,0)'), color('red'), d))

  for (var i = -100 ;  i < 100; i += 0.5) {

    x = 200 + s*100 + i

    y = i**2/w + 50

​

    circle(x,y , 5)

    x = 200 + k*100 + i

    y = i**2/q + 50

​

    circle(x,y , 5)

  }

  t+=dt

}