Function forceDirected_noRepeat

code/chapter/22_fast.js:93–105

(layout, graph)

}

function forceDirected_noRepeat(layout, graph) {
  for (let a = 0; a < graph.size; a++) {
    for (let b = a + 1; b < graph.size; b++) {
      let apart = layout[b].minus(layout[a]);
      let distance = Math.max(1, apart.length);
      let connected = graph.neighbors(a).has(b);
      let size = forceSize(distance, connected);
      let force = apart.times(1 / distance).times(size);
      layout[a] = layout[a].plus(force);
      layout[b] = layout[b].minus(force);
    }
  }
}

var skipDistance = 175;