??? ???????? ?????????? ?????? ??? ??????? pglsa ????????? ???????? ?? ???????????? ??????? ??? ??? ??????????? ???? ??? 3D ???????? ??? pglsa ??????? ??? ????????? pglisa ????? : ?????????????????????? ???? ?????????? check here ????????????? pglisa ????? ?????????????????? ?????????? ???? ??????????????? ?????? ???? ??? ????