Syntaxe
=======

.. code-block:: text

    maillage = CREA_MAILLAGE(
        ◇ MAILLAGE = maillage,
          / GEOM_FIBRE = gfibre,
        ◆ / COQU_VOLU = _F(
               ◆ NOM = text,
               ◆ GROUP_MA = grma,
               ◆ EPAIS = float,
               ◆ PLAN = / "SUP",
                        / "MOY",
                        / "INF",
               # Si: equal_to("PLAN", 'MOY')
                   ◆ TRANSLATION = / "SUP",
                                   / "INF",
            ),
          / CREA_FISS = _F(
               ◆ NOM = text,
               ◆ GROUP_NO_1 = grno,
               ◆ GROUP_NO_2 = grno,
            ),
          / CREA_MAILLE = _F(
               ◆ NOM = text,
               ◆ / TOUT = "OUI" (ou non renseigné),
                 / GROUP_MA = grma,
            ),
          / CREA_POI1 = _F(
               ◇ NOM_GROUP_MA = grma,
               ◆ | TOUT = "OUI" (ou non renseigné),
                 | GROUP_MA = grma,
                 | GROUP_NO = grno,
            ),
          / ECLA_PG = _F(
               ◆ MODELE = modele,
               ◇ TOUT = "OUI" (ou non renseigné),
               ◇ GROUP_MA = grma,
               ◇ SHRINK = float (défaut: 0.9),
               ◇ TAILLE_MIN = float,
               ◆ NOM_CHAM = / "DEGE_ELGA",
                            / "DEPL_ELGA",
                            / "DERA_ELGA",
                            / "DISS_ELGA",
                            / "EFGE_ELGA",
                            / "ENDO_ELGA",
                            / "ENEL_ELGA",
                            / "EPEQ_ELGA",
                            / "EPFD_ELGA",
                            / "EPFP_ELGA",
                            / "EPGQ_ELGA",
                            / "EPME_ELGA",
                            / "EPMG_ELGA",
                            / "EPMQ_ELGA",
                            / "EPSG_ELGA",
                            / "EPSI_ELGA",
                            / "EPSL_ELGA",
                            / "EPSP_ELGA",
                            / "EPVC_ELGA",
                            / "ETOT_ELGA",
                            / "FLHN_ELGA",
                            / "FLUX_ELGA",
                            / "HYDR_ELGA",
                            / "INDL_ELGA",
                            / "MATE_ELGA",
                            / "PDIL_ELGA",
                            / "SIEF_ELGA",
                            / "SIEQ_ELGA",
                            / "SIGM_ELGA",
                            / "SIMY_ELGA",
                            / "SOUR_ELGA",
                            / "STRX_ELGA",
                            / "TEMP_ELGA",
                            / "UT01_ELGA",
                            / "UT02_ELGA",
                            / "UT03_ELGA",
                            / "UT04_ELGA",
                            / "UT05_ELGA",
                            / "UT06_ELGA",
                            / "UT07_ELGA",
                            / "UT08_ELGA",
                            / "UT09_ELGA",
                            / "UT10_ELGA",
                            / "VARC_ELGA",
                            / "VARI_ELGA",
            ),
          / HEXA20_27 = _F(
               ◆ / TOUT = "OUI" (ou non renseigné),
                 / GROUP_MA = grma,
            ),
          / LINE_QUAD = _F(
               ◆ / TOUT = "OUI" (ou non renseigné),
                 / GROUP_MA = grma,
            ),
          / MODI_MAILLE = _F(
               ◆ | TOUT = "OUI" (ou non renseigné),
                 | GROUP_MA = grma,
               ◆ OPTION = / "TRIA6_7",
                          / "QUAD8_9",
                          / "SEG3_4",
                          / "QUAD_TRIA3",
            ),
          / QUAD_LINE = _F(
               ◆ / TOUT = "OUI" (ou non renseigné),
                 / GROUP_MA = grma,
            ),
          / REPERE = _F(
               ◆ TABLE = table,
               ◇ NOM_ORIG = / "CDG",
                            / "TORSION",
               ◇ NOM_ROTA = "INERTIE" (ou non renseigné),
               # Si: equal_to("NOM_ORIG", 'CDG')
                   ◇ GROUP_MA = grma,
            ),
          / RESTREINT = _F(
               ◆ GROUP_MA = grma,
               ◇ TOUT_GROUP_MA = / "OUI",
                                 / "NON" (par défaut),
               ◇ GROUP_NO = grno,
               ◇ TOUT_GROUP_NO = / "OUI",
                                 / "NON" (par défaut),
            ),
          / PENTA15_18 = _F(
               ◆ / TOUT = "OUI" (ou non renseigné),
                 / GROUP_MA = grma,
            ),
          / DECOUPE_LAC = _F(
               ◆ | GROUP_MA_ESCL = grma,
               ◇ DECOUPE_HEXA = / "PYRA" (par défaut),
                                / "HEXA",
            ),
          / MODI_HHO = _F(
               ◇ TOUT = "OUI" (ou non renseigné),
            ),
          / COQUE_SOLIDE = _F(
               ◆ GROUP_MA = grma,
               ◇ GROUP_MA_SURF = grma,
            ),
          / RAFFINEMENT = _F(
               ◇ TOUT = "OUI",
               ◇ NIVEAU = int (défaut: 1),
            ),
        ◇ TITRE = text,
        ◇ INFO = / 1 (par défaut),
                 / 2,
    )
    
    ◆ : obligatoire
    ◇ : optionnel
    ⟐ : présent par défaut
    & : ensemble
    / : un seul parmi
    | : plusieurs choix possibles