// rect(-boundaryX /2, -boundaryY /2, boundaryX, boundaryY);

  // translate(-width / 2, -height / 2)

  noFill();

  rect(width/2 - boundaryX, height/2 - boundaryY, boundaryX *2, boundaryY *2)

  let vol = mic.getLevel();

  if(vol > .03){

     for(let i = 0; i < total; i++){

  particles.push(new Particle(mouseX, mouseY));

  }

  }

      let mappedVol = constrain(map(pow(vol, .5), 0, 1, 0.2, 5), 0, 3);

  for(let p of particles){

    p.show();

    p.move(mappedVol);

    p.checkEdges();

  }

  //code that draws particles then deletes them

  for(let i = particles.length - 1; i > -1; i--){

    // console.log(particles[i].checkLifetime());

    if(particles[i].checkLifetime()){

      particles.splice(i, 1);

    }

  }

​

}

​

class Particle{

  constructor(startX, startY){

    //"this." makes it a unique variable for each reference of it created

    this.pos = createVector(startX, startY);

    this.vel = createVector(random(-5, 5), random(-5, 5));

  }

  checkLifetime(){

    this.lifetime--;

    console.log(this.lifetime)

    if(this.lifetime < 0){

      return true;

    }

    return false;

  }

  move(_vol){

    //amplitude.getLevel()

​

    this.pos.add(this.vel.copy().mult(_vol));

    // this.pos.add(this.vel);

    // console.log(vol)

    // this.pos.add(this.vel + (this.vel.copy().mult(vol * 10)));

  }

  checkEdges(){

      if(this.pos.x > width/2 + boundaryX || this.pos.x < width/2 - boundaryX){

      this.vel.x *= -1;

    }

      if(this.pos.y > height/2 + boundaryY || this.pos.y < height/2 -boundaryY){

      this.vel.y *= -1;

    }

  }