LWGEOM_zmflag()

Datum LWGEOM_zmflag

(

PG_FUNCTION_ARGS

)

Definition at line 1979 of file lwgeom_functions_basic.c.

{
        GSERIALIZED *in = PG_GETARG_GSERIALIZED_HEADER(0);
        int ret = 0;
 
        if (gserialized_has_z(in))
                ret += 2;
        if (gserialized_has_m(in))
                ret += 1;
        PG_FREE_IF_COPY(in, 0);
        PG_RETURN_INT16(ret);
}

References gserialized_has_m(), and gserialized_has_z().

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