calcCurve.pde

// Knots has a length of 5
void calcCurve() {
  for (int i=0; i<Knots.length; i++) {
    float a = norm(i, 0, Knots.length);
    float theta = TWO_PI * (a + ((1./(2*Knots.length))*random(-1,1)));
    float r = width * random(.35, .45);
    Knots[i][0] = (width/2.)+(r*cos(theta));
    Knots[i][1] = (height/2.)+(r*sin(theta));
  }
}