Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Formula
FP_CONDITION_INPUT_FORMULAParameter: Bypass
FP_CONDITION_BYPASSParameter: Combine Mode
FP_CONDITION_COMBINE_MODEParameter: Comparison
FP_CONDITION_CMPOPERATORParameter: Comparison
FP_CONDITION_GROUP_CMPOPERATORParameter: Comparison
FP_CONDITION_ALIGN_CMPOPERATORParameter: Link
FP_CONDITION_CMPLINKParameter: Value
FP_CONDITION_CMPFLOATVALUEParameter: Value
FP_CONDITION_CMPTIMEVALUEParameter: Value
FP_CONDITION_CMPVECTORVALUEParameter: Lower
FP_CONDITION_CMPFLOATRANGE_LOWERParameter: Upper
FP_CONDITION_CMPFLOATRANGE_UPPERParameter: Lower
FP_CONDITION_CMPVECTORRANGE_LOWERParameter: Upper
FP_CONDITION_CMPVECTORRANGE_UPPERParameter: Lower
FP_CONDITION_CMPTIMERANGE_LOWERParameter: Upper
FP_CONDITION_CMPTIMERANGE_UPPERParameter: Chance
FP_CONDITION_CHANCEParameter: Seed
FP_CONDITION_SEEDParameter: Error Tolerance
FP_CONDITION_CMPERRORTOLERANCEParameter: FP_CONDITION_DRAW_DISTANCE
FP_CONDITION_DRAW_DISTANCE