{

  constructor(x, y) {

    this.pos = createVector(x,y);

    this.vel = createVector(1, 0);

    this.acc = createVector(0, 0);

    this.angle = 0;

  }

  display() {

    push();

    translate(this.pos.x, this.pos.y);

    rotate(this.angle);

    triangle(0, -20, -15, 15, 15, 15); 

    pop();

  }

  applyForce(force) {

    this.acc.add(force); 

  }

  update(target) {

    let desired = p5.Vector.sub(target, this.pos).setMag(4);

    let steer = p5.Vector.sub(desired, this.vel).limit(0.1);

    this.applyForce(steer);

    this.angle = this.vel.heading() + 90;

    this.vel.add(this.acc);

    this.vel.x = constrain(this.vel.x, -5, 5);

    this.vel.y = constrain(this.vel.y, -5, 5);

    this.acc.mult(0);

    this.pos.add(this.vel);

  }

}