What does 'LVC_FILTER_APPLY' really does ?

CALL FUNCTION 'LVC_FILTER_APPLY'

EXPORTING

it_filter = gt_flt_rngs[]

* IT_VALUE_UNIT =

* IT_GROUPLEVELS =

* I_FILTER_FLAGNAME =

* I_TABNAME =

* I_TABNAME_SLAVE =

* I_SLAVE =

IT_FIELDCATALOG = it_rmv_fieldcat

IMPORTING

ET_FILTER_INDEX = gt_filter_index

* ET_GROUPLEVELS_FILTER =

* ET_FILTER_INDEX_INSIDE =

tables

it_data = gi_extract_bomc[]

.

With this RFC call does it able to provide out the filtered internal table back as the filter criteria in table control ? , seems it does not .

What does this FM really does ? 😕