Arguments

 

index

   An integer value from 0 to the highest allocated feature.
 

mode

   An integer indicating which feature value to return. The values
   for mode are:

      __FEATURE_MODE_DEFVAL        Default value
      __FEATURE_MODE_CURVAL        Current value
      __FEATURE_MODE_MINVAL        Minimum value
      __FEATURE_MODE_MAXVAL        Maximum value
      __FEATURE_MODE_INIT_STATE    Initialization state