let angle;

var step; //distance between steps in radians

let randomColor;

let lineLength = 20;

​

function setup() {

  distance = 40; // Distance from the centerpoint

  angle = 0; // Current angle around circle

  step = TWO_PI / 60; // How many steps around circle

}

​

function draw() {

  // Make the center of the screen the new (0, 0)

  translate(width / 2, height / 2);

​

  // Convert polar coordinates to cartesian coordinates

  var x = distance * sin(angle);

  var y = distance * cos(angle);

​

  // Draw line so it is "pointed" from the center

  // It starts on the outside, and draws "inward"

  line(x - sin(angle)*lineLength, y - cos(angle)*lineLength, x, y);

​

  // Move to next angle

  angle = angle + step;

}

​