Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Enable Remapping
FIELD_REMAP_ENABLE
Parameter: Mirror Graph
FIELD_REMAP_MIRROR
Parameter: Strength
FIELD_STRENGTH
Parameter: Invert
FIELD_INVERT
Parameter: Inner Offset
FIELD_INNER_OFFSET
Parameter: Min
FIELD_MIN
Parameter: Clamp Min
FIELD_CLAMP_MIN
Parameter: Max
FIELD_MAX
Parameter: Clamp Max
FIELD_CLAMP_MAX
Parameter: Multiplier
FIELD_MULTIPLIER
Parameter: Contour Mode
FIELD_CONTOUR_MODE
Parameter: Curve
FIELD_CONTOUR_CURVE
Parameter: Steps
FIELD_CONTOUR_STEPS
Parameter: Spline
FIELD_CONTOUR_SPLINE
Parameter: Spline Animation Speed
FIELD_CONTOUR_ANIMATION_SPEED
Parameter: Spline Offset
FIELD_CONTOUR_SPLINE_OFFSET
Parameter: Spline Range
FIELD_CONTOUR_SPLINE_RANGE
Parameter: Color Mode
FIELD_COLOR_MODE
Parameter: Color
FIELD_COLOR
Parameter: Gradient
FIELD_GRADIENT
Parameter: Length
FIELD_DIRECTIONMODE
Parameter: Scale
FIELD_DIRECTIONSCALE
Parameter: Invert Direction
FIELD_DIRECTIONINVERT
Parameter: Strength
FIELD_ROTATIONMODE
Parameter: Scale
FIELD_ROTATIONSCALE
Parameter: Invert Rotations
FIELD_ROTATIONINVERT