var angle 

var step  //distance between steps in radians

​

function setup() {

  createCanvas(800, 800, SVG);

  noFill();

  //initialize variables

  r     = 280;

  angle = 0;

  step  = TWO_PI/360; //in radians equivalent of 360/6 in degrees

  beginShape();

}

​

function draw() {

  // background(220);

  plotCircle();

}

​

function plotCircle(){

    //move 0,0 to the center of the screen

  translate(width/2, height/2);

  //convert polar coordinates to cartesian coordinates

  var x = r * sin(angle);

  var n = random(0, 5);

  if (n > 4){

    var y = r * cos(angle)+(random(-10, 10));

  } else {

    var y = r * cos(angle)+(random(0, 4));

  }

  //draw ellipse at every x,y point

  // ellipse(x, y, 2);

  //vertex / point

  vertex(x, y);

  //increase angle by step size

  angle = angle + step;

}

​

function doubleClicked() {

  endShape();

  noLoop();

  save("plot.svg"); // give file name

  print("saved svg");

}