Network

// 凡庸な悪は文化を壊す

​

let agents;

const agentsNum = 200;

const threshold = 25;

​

function setup() {

  createCanvas(800, 800);

  stroke("black");

  fill("lightgray");

​

  agents = Array(agentsNum).fill().map((e) =>(e = {

    pos: createVector(random(width), random(height)),

    vel: createVector(0, 0),      

  }));

}

​

function draw() {

  background("white");

  for (let i = agents.length; i--; ) {

    const current = agents[i];

    ellipse(current.pos.x, current.pos.y, 6);

    for (let j = i; j--; ) {

      const other = agents[j];

      const delta = other.pos.copy().sub(current.pos);

      const dst = delta.mag();

      if (!agents.some((any) =>

        dst > any.pos.dist(current.pos) && 

        dst > any.pos.dist(other.pos)

      )) {

        line(current.pos.x, current.pos.y, other.pos.x, other.pos.y);

        current.vel.add(delta);

        dst > threshold && delta.mult(-1);

        other.vel.add(delta);

      }

    }

  }

​

  agents.forEach((a) => {

    a.vel.limit(2);

    a.pos.add(a.vel);

    a.pos.x = constrain(a.pos.x, 0, width);

    a.pos.y = constrain(a.pos.y, 0, height);

  });

}