Function packEncloseRandom

external/.d3.js:13298–13308

(circles, random)

}

function packEncloseRandom(circles, random) {
  var i = 0, n = (circles = shuffle(Array.from(circles), random)).length, B = [], p, e;

  while (i < n) {
    p = circles[i];
    if (e && enclosesWeak(e, p)) ++i;
    else e = encloseBasis(B = extendBasis(B, p)), i = 0;
  }

  return e;
}

function extendBasis(B, p) {
  var i, j;