/**
  * <summary>
  *   Changes immediately the power sent to the motor.
  * <para>
  *   The value is a percentage between -100%
  *   to 100%. If you want go easy on your mechanics and avoid excessive current consumption,
  *   try to avoid brutal power changes. For example, immediate transition from forward full power
  *   to reverse full power is a very bad idea. Each time the driving power is modified, the
  *   braking power is set to zero.
  * </para>
  * <para>
  * </para>
  * </summary>
  * <param name="newval">
  *   a floating point number corresponding to immediately the power sent to the motor
  * </param>
  * <para>
  * </para>
  * <returns>
  *   <c>0</c> if the call succeeds.
  * </returns>
  * <para>
  *   On failure, throws an exception or returns a negative error code.
  * </para>
  */
 public int set_drivingForce(double newval)
 {
     if (_func == null)
     {
         throw new YoctoApiProxyException("No Motor connected");
     }
     if (newval == _DrivingForce_INVALID)
     {
         return(YAPI.SUCCESS);
     }
     return(_func.set_drivingForce(newval));
 }