Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Icon Size
WIND_ICONSIZE
Parameter: Object
WIND_OBJECT
Parameter: Type
WIND_TYPE
Parameter: Strength
WIND_STRENGTH
Parameter: Decay
WIND_DECAY
Parameter: Mass Dependence
WIND_MASSDEP
Parameter: Size Dependence
WIND_SIZEDEP
Parameter: Turbulence
WIND_TURBULENCE
Parameter: Frequency
WIND_FREQUENCY
Parameter: Structure Size
WIND_SCALE
Parameter: On
IN_WIND_ON
Parameter: Animation Time
IN_WIND_ATIME