ST_CollectionHomogenize()

Datum ST_CollectionHomogenize

(

PG_FUNCTION_ARGS

)

Definition at line 2606 of file lwgeom_functions_basic.c.

References geometry_serialize(), lwgeom_free(), lwgeom_from_gserialized(), lwgeom_homogenize(), PG_FUNCTION_INFO_V1(), and ST_RemoveRepeatedPoints().

Referenced by ST_CollectionExtract().

{
        GSERIALIZED *input = PG_GETARG_GSERIALIZED_P(0);
        GSERIALIZED *output;
        LWGEOM *lwgeom = lwgeom_from_gserialized(input);
        LWGEOM *lwoutput = NULL;

        lwoutput = lwgeom_homogenize(lwgeom);
        lwgeom_free(lwgeom);

        if ( ! lwoutput )
        {
                PG_RETURN_NULL();
                PG_FREE_IF_COPY(input, 0);
        }

        output = geometry_serialize(lwoutput);
        lwgeom_free(lwoutput);

        PG_FREE_IF_COPY(input, 0);
        PG_RETURN_POINTER(output);
}

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