Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Creation Method
ID_FRACTURETAG_POINTCREATIONTYPE
Parameter: Distribution
ID_FRACTURETAG_SPLINE_DISTRIBUTION
Parameter: Sub Groups
ID_FRACTURETAG_TP_SUBGROUPS
Parameter: Point Amount
ID_FRACTURETAG_POINTAMOUNT
Parameter: Seed
ID_FRACTURETAG_SEED
Parameter: Offset
ID_FRACTURETAG_OFFSET
Parameter: Fix Points to Generator
ID_FRACTURETAG_LOCK