LWGEOM_line_desegmentize()

Datum LWGEOM_line_desegmentize

(

PG_FUNCTION_ARGS

)

Definition at line 127 of file lwgeom_sqlmm.c.

{
        GSERIALIZED *geom = PG_GETARG_GSERIALIZED_P(0);
        GSERIALIZED *ret;
        LWGEOM *igeom = NULL, *ogeom = NULL;
 
        POSTGIS_DEBUG(2, "LWGEOM_line_desegmentize.");
 
        igeom = lwgeom_from_gserialized(geom);
        ogeom = lwgeom_unstroke(igeom);
        lwgeom_free(igeom);
 
        if (ogeom == NULL)
        {
                PG_FREE_IF_COPY(geom, 0);
                PG_RETURN_NULL();
        }
 
        ret = geometry_serialize(ogeom);
        lwgeom_free(ogeom);
        PG_FREE_IF_COPY(geom, 0);
        PG_RETURN_POINTER(ret);
}

References geometry_serialize(), lwgeom_free(), lwgeom_from_gserialized(), and lwgeom_unstroke().

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