Haptic Feedback Details Curve
Editor Properties: (see get_editor_property/set_editor_property)
amplitude(RuntimeFloatCurve): [Read-Write] The amplitude to vibrate the haptic device at. Amplitudes are normalized over the range [0.0, 1.0], with 1.0 being the max setting of the device
frequency(RuntimeFloatCurve): [Read-Write] The frequency to vibrate the haptic device at. Frequency ranges vary by device!