Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: MDATA_SCULPTBRUSH_SETTINGS_EDGE
MDATA_SCULPTBRUSH_SETTINGS_EDGEParameter: MDATA_SCULPTBRUSH_SETTINGS_EDGE_INVERT
MDATA_SCULPTBRUSH_SETTINGS_EDGE_INVERTParameter: MDATA_SCULPTBRUSH_SETTINGS_EDGE_ANGLE
MDATA_SCULPTBRUSH_SETTINGS_EDGE_ANGLEParameter: Fill
MDATA_SCULPTBRUSH_MASK_FILLParameter: Tolerance
MDATA_SCULPTBRUSH_MASK_FILL_TOLERANCEParameter: Mask Color
MDATA_SCULPTBRUSH_MASK_COLORParameter: MDATA_SCULPTBRUSH_SETTINGS_INVERT
MDATA_SCULPTBRUSH_SETTINGS_INVERTParameter: Mask Mode
MDATA_SCULPTBRUSH_MASK_MODEParameter: MDATA_SCULPTBRUSH_SETTINGS_FLOOD
MDATA_SCULPTBRUSH_SETTINGS_FLOODParameter: Blur
MDATA_SCULPTBRUSH_MASK_BLURParameter: Mask Sculpted
MDATA_SCULPTBRUSH_MASK_SCULPTEDParameter: Sample Material
MDATA_SCULPTBRUSH_MASK_SAMPLE_MATERIAL_LINKParameter: Sample
MDATA_SCULPTBRUSH_MASK_SAMPLE_MATERIAL