Sketches > Agents

let agents = [];

class Agent {
  constructor(pos, vel) {
    this.pos = pos;
    this.vel = vel;
    this.matureAge = random(5, 10);
    this.age = 0;
    this.isMature = false;
    this.isAlive = true;
    this.isParent = false;
  }

  tick() {
    this.age = this.age + 1;
    if (!this.isParent) {
      this.isMature = this.age > this.matureAge;
    }

    if (this.isAlive) {
      this.isAlive = this.age < 50;
    }

    this.pos.add(this.vel);
    // const colors = get(this.x, this.y);
    // if (colors[3] === 255) {
    //   this.isAlive = false;
    // }
  }
  giveBirth() {
    this.isParent = true;
    this.isMature = false;
    const direction = random([-1, 1]);
    const vel = this.vel.copy().rotate(direction * (HALF_PI / 2));
    // this.isAlive = false;
    return new Agent(this.pos.copy(), vel);
  }
  draw() {
    if (this.isAlive) {
      fill('black');
      circle(this.pos.x, this.pos.y, 2);
    }
  }
}

function setup() {
  createCanvas(windowWidth, windowHeight);
  noStroke();
  const pos = createVector(windowWidth / 2, windowHeight / 2);
  const vel = createVector(0, 1);
  agents = [new Agent(pos, vel)];
}

function draw() {
  if (!agents.length) {
    return;
  }

  agents.forEach((a) => {
    a.tick();
  });

  agents = agents.filter((a) => a.isAlive);
  readyAgents = agents.filter((a) => a.isMature);

  readyAgents.forEach((a) => {
    if (agents.length < 50) {
      if (a.isMature) {
        const baby = a.giveBirth();
        agents.push(baby);
      }
    }
  });
  console.log(agents.map((a) => a.age));
  agents.forEach((a) => a.draw());
}

function keyPressed() {
  frameRate(0);
}