constructor(x, y, index){

    this.pos = createVector(x, y);

    this.vel = createVector(1, 0);

    this.c = floor(random(cols.length));

    this.col = color(cols[this.c]);

    this.col.setAlpha(200)

    this.index = index;

    this.nchance = floor(random(10));

    this.nscale = 500;

    strokeWeight(1);

  }

​

  move(){

    this.nf = noise(this.pos.x / this.nscale, this.pos.y / this.nscale, this.index / 10000);

    this.vel.setHeading((this.nf * TWO_PI) * 4);

    // this.vel.setMag(this.nf * 5)

    this.pos.add(this.vel);

    if(this.pos.x < 0){

      builders[this.index] = undefined;

    }

    if(this.pos.y < 0){

      builders[this.index] = undefined;

    }

    if(this.pos.x > width){

      builders[this.index] = undefined;

    }

    if(this.pos.y > height){

      builders[this.index] = undefined;

    }

    if(noise(this.pos.x / 800, this.pos.y / 800) > 0){

      stroke(this.col);

      point(this.pos.x, this.pos.y);

    }

  }

}