constructor() {

    this.pos = createVector(random(width), random(height));

    this.vel = createVector(0, 0);

    this.r = random(4,18);

  }

  update() {

    let mouse = createVector(mouseX, mouseY);

    let dir = p5.Vector.sub(mouse, this.pos)

    let wiggle = createVector(noise(), noise());

    let d = dist(mouse.x, mouse.y, this.pos.x, this.pos.y)

    dir.setMag(random(0.2, 0.4))

    this.acc = dir;

    this.vel.add(this.acc);

    this.vel.limit(random(2.5, 6.5))

    this.pos.add(this.vel);

  }

​

  show() {

    noStroke();

    fill(220);

    circle(this.pos.x, this.pos.y, this.r);

  }

  lines() {

    strokeWeight(2);

    stroke(200, 40);

    line(mouseX, mouseY, mouseX, this.pos.y)

    line(mouseX, this.pos.y, this.pos.x, this.pos.y)

    stroke(255, 0, 0)

    line(mouseX, mouseY, this.pos.x, this.pos.y);

  }

​

  checkEdges() {

    if (this.pos.x > width) {

      this.pos.x = 0;

    } else if (this.pos.x < 0) {

      this.pos.x = width;

    }

    if (this.pos.y > height) {

      this.pos.y = 0;

    } else if (this.pos.y < 0) {

      this.pos.y = height;

    }

​

  }

}