initialize(target) {
    this.zone.getPosition();

    target.p.x = this.zone.vector.x;
    target.p.y = this.zone.vector.y;
  }
Initializes the particle's position.
@param {object} target - The particle to initialize.
@param {object} target.p - The particle's position object.
@param {number} target.p.x - The particle's x coordinate.
@param {number} target.p.y - The particle's y coordinate.