constructor(x, y){

    this.pos = createVector(x, y);

    this.epos = createVector(x, y);

    this.evel = createVector(1, 0);

    this.evel.setMag(20);

    this.vel = createVector(1, 0);

    this.chance = 0;

    this.active = 0;

    this.vs = 0;

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

    this.col = color(cols[this.c]);

    this.t = [];

    this.t1 = [];

    this.a = 0;

  }

  build(){

    this.chance = random(1000);

    this.t = get(this.pos.x, this.pos.y);

    this.t1 = get(this.epos.x, this.epos.y);

    if(this.t[0] !== 180 || this.t1[0] !== 180){

      if(this.active == 1){

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

        vertex(this.epos.x, this.epos.y);

        endShape();

        this.vs = 0;

        this.active = 0;

      }

    }

    if(this.active == 0 && this.t[0] == 180 && this.t1[0] == 180){

      if(this.chance > 950){

        beginShape(QUAD_STRIP);

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

        this.col = color(cols[this.c]);

        fill(this.col);

        this.active = 1;

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

        this.vs ++;

        vertex(this.epos.x, this.epos.y);

        this.vs++;

      }

    }

    if(this.active == 1){

      if(this.chance > 925 && this.chance < 950 && this.t[0] == 180){

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

        this.vs++;

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

        this.col = cols[this.c];

        fill(this.col);

      }

      if(this.chance > 900 && this.chance < 925 && this.t1[0] == 180){

        vertex(this.epos.x, this.epos.y);

        this.vs++;

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

        this.col = cols[this.c];

        fill(this.col);

      }

      if(this.chance > 995 && this.vs > 3){

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

        vertex(this.epos.x, this.epos.y);

        endShape()

        this.vs = 0;

        this.active = 0;

      }

    }

  }

  move(){

    this.a = (noise(this.pos.x / 800, this.pos.y / 800) * TWO_PI);

    // print(this.a);

    this.vel.setHeading((noise(this.pos.x / 800, this.pos.y / 800) * TWO_PI) * 100);

    this.evel.setHeading(this.vel.heading() + PI / 2);

    this.evel.setMag(noise(this.pos.x / 500, this.pos.y / 500) * 50);

    this.pos.add(this.vel);

    this.epos = p5.Vector.add(this.pos, this.evel); 

    if(this.pos.x < 0 || this.epos.x < 0){

      if(this.active == 1){

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

        vertex(this.epos.x, this.epos.y);

        endShape();

        this.vs = 0;

        this.active = 0;

      }

      this.pos.x = random(width);

      this.pos.y = random(height);

      this.evel.setMag(random(10, 50));

      this.epos = p5.Vector.add(this.pos, this.evel);

    }

    if(this.pos.y < 0 || this.epos.y < 0){

      if(this.active == 1){

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

        vertex(this.epos.x, this.epos.y);

        endShape();

        this.vs = 0;

        this.active = 0;

      }

      this.pos.x = random(width);

      this.pos.y = random(height);

      this.evel.setMag(random(10, 50));

      this.epos = p5.Vector.add(this.pos, this.evel);

    }

    if(this.pos.x > width || this.epos.x > width){

      if(this.active == 1){

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

        vertex(this.epos.x, this.epos.y);

        endShape();

        this.vs = 0;

        this.active = 0;

      }

      this.pos.x = random(width);

      this.pos.y = random(height);

      this.evel.setMag(random(10, 50));

      this.epos = p5.Vector.add(this.pos, this.evel);

    }

    if(this.pos.y > height || this.epos.y > height){

      if(this.active == 1){

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

        vertex(this.epos.x, this.epos.y);

        endShape();

        this.vs = 0;

        this.active = 0;

      }

      this.pos.x = random(width);

      this.pos.y = random(height);

      this.evel.setMag(random(10, 50));

      this.epos = p5.Vector.add(this.pos, this.evel);

    }

//     point(this.pos.x, this.pos.y);

//     point(this.epos.x, this.epos.y);

  }

}