Function d3_layout_packSplice

explainshell/web/static/js/d3.v3.js:6000–6003

(a, b)

    c._pack_prev = b;
  }
  function d3_layout_packSplice(a, b) {
    a._pack_next = b;
    b._pack_prev = a;
  }
  function d3_layout_packIntersects(a, b) {
    var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;
    return dr * dr - dx * dx - dy * dy > .001;