ST_Node()

Datum ST_Node

(

PG_FUNCTION_ARGS

)

Definition at line 3442 of file postgis/lwgeom_geos.c.

{
        GSERIALIZED *geom1, *out;
        LWGEOM *g1, *lwgeom_out;
 
        geom1 = PG_GETARG_GSERIALIZED_P(0);
 
        g1 = lwgeom_from_gserialized(geom1);
 
        lwgeom_out = lwgeom_node(g1);
        lwgeom_free(g1);
 
        if ( ! lwgeom_out )
        {
                PG_FREE_IF_COPY(geom1, 0);
                PG_RETURN_NULL();
        }
 
        out = geometry_serialize(lwgeom_out);
        lwgeom_free(lwgeom_out);
 
        PG_FREE_IF_COPY(geom1, 0);
        PG_RETURN_POINTER(out);
}

References lwgeom_free(), lwgeom_from_gserialized(), and lwgeom_node().

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