Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See page_maxonapi_getting_started_foundations_cinema_parameters.
Parameter: Motion Tracker
PH_MOTION_TRACKER_OBJECT
Parameter: Geometry Object
PH_REFERENCE_GEOMETRY_OBJECT
Parameter: Virtual Keyframes
PH_OBJ_2D_TRACK_USER_AUTOKEYING
Parameter: Mode
PH_OBJ_2D_TRACK_USER_AUTOKEYING_MODE
Parameter: Error Threshold
PH_OBJ_2D_TRACK_USER_AUTOKEYING_ERROR_THRESHOLD
Parameter: Frame Interval
PH_OBJ_2D_TRACK_USER_AUTOKEYING_INTERVAL
Parameter: Color Filter
PH_OBJ_2D_TRACK_COLOR_MIX_PRESET
Parameter: Filter.Red
PH_OBJ_2D_TRACK_USER_redWeightActive
Parameter: Filter.Green
PH_OBJ_2D_TRACK_USER_greenWeightActive
Parameter: Filter.Blue
PH_OBJ_2D_TRACK_USER_blueWeightActive
Parameter: Assign Selected
PH_CMD_ASSIGN_SELECTED_TRACKS_TO_OBJECT
Parameter: Unassign Selected
PH_CMD_UNASSIGN_SELECTED_TRACKS_FROM_OBJECT
Parameter: Lock Solved Data
PH_KEEP_OBJECT_RECON_WHEN_TRACK_2D_CHANGES
Parameter: Run Post-Solve BA Optimisation
PH_3D_OBJECT_PNP_SOLVE_USE_DEFERRED_AND_BA_DEBUG
Parameter: Enforce Geometry
PH_STRICTLY_ENFORCE_KNOWN_GEOM_FOR_OBJECT_SOLVES
Parameter: Use Alternate Solution
PH_USE_ALTERNATE_PNP_SOLVE
Parameter: Run 3D Solver for Object
PH_CMD_SOLVE_ALL_STAGES_OBJECT