pocketmine\level\particle\GenericParticle::encode PHP Method

    public function encode()
    {
        $pk = new LevelEventPacket();
        $pk->evid = LevelEventPacket::EVENT_ADD_PARTICLE_MASK | $this->id;
        $pk->x = $this->x;
        $pk->y = $this->y;
        $pk->z = $this->z;
        $pk->data = $this->data;
        return $pk;
    }