linemerge()

Datum linemerge

(

PG_FUNCTION_ARGS

)

Definition at line 3207 of file postgis/lwgeom_geos.c.

{
        GSERIALIZED *geom1;
        bool directed = false;
        GSERIALIZED *result;
        LWGEOM *lwgeom1, *lwresult ;
 
        geom1 = PG_GETARG_GSERIALIZED_P(0);
 
        if ( PG_NARGS() > 1 )
                directed = PG_GETARG_BOOL(1);
 
        lwgeom1 = lwgeom_from_gserialized(geom1) ;
 
        lwresult = lwgeom_linemerge_directed(lwgeom1, directed ? LW_TRUE : LW_FALSE);
        result = geometry_serialize(lwresult) ;
 
        lwgeom_free(lwgeom1) ;
        lwgeom_free(lwresult) ;
 
        PG_FREE_IF_COPY(geom1, 0);
 
        PG_RETURN_POINTER(result);
}

References LW_FALSE, LW_TRUE, lwgeom_free(), lwgeom_from_gserialized(), lwgeom_linemerge_directed(), and result.

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