createCanvas(600, 600);

}

​

var x = [];

var y = [];

var twoDlist = [];

var points = [];

​

class Point {

  constructor(mousex, mousey) {

    this.x = mousex;

    this.y = mousey;

  }

}

​

​

function draw() {

  background(0,50);

  strokeWeight(5);

  noFill();

​

    stroke(255);

    beginShape();

    for (var k = 0; k < points.length; k++) {

      var rand = random(5)

      curveVertex(points[k].x + random(70/(k+1)), points[k].y+rand);

    }

    endShape();

}

​

function mouseMoved() {

    if (points.length > 100) {

      points.shift();

    } else {

      points.push(new Point(mouseX, mouseY));

    }

}

​

​