constructor(x, y, firework, monocolorFirework, red, green, blue, multicolorFirework) {

    this.pos = createVector(x, y);

    this.size = 2.4;

    this.gravity = createVector(0, 0.2);

    this.firework = firework;

    this.lifespan = 255;

    if(!this.firework) {

      this.vel = createVector(0, random(-11, -15));

      this.gravity = createVector(0, 0.2);

      this.red = random(255);

      this.green = random(255);

      this.blue = random(255);

    } else {

      this.randomAngle = random(1, 361);

      this.randomRadius = random(11);

      this.vel = createVector(cos(this.randomAngle) * this.randomRadius, sin(this.randomAngle) * this.randomRadius);

      this.gravity = createVector(0, 0.27);

      if(monocolorFirework || !multicolorFirework) {

        this.red = red;

        this.green = green;

        this.blue = blue;

      } else {

        this.red = random(255);

        this.blue = random(255);

        this.green = random(255);

      }

    }

    this.accel = createVector(0, 0);

  }

  applyForce(force) {

    this.accel.add(force);

  }

​

  update() {

    if(this.firework) {

      this.lifespan -= 3.8; 

    }

      this.pos.add(this.vel);

      this.vel.add(this.accel);

      this.accel.mult(0);

  }

  render() {

    strokeWeight(this.size);

    if(!this.firework) {

      stroke(this.red, this.green, this.blue);

    } else {

      stroke(this.red, this.green, this.blue, this.lifespan);

    }

    point(this.pos.x, this.pos.y);

  }

}