getFeatureGroup
open fun getFeatureGroup(feature: DevicePadFeature, featureIdx: <Error class: unknown class>): <Error class: unknown class>
Returns the group the given @feature and @idx belong to.
f the feature or index do not exist in @pad, -1 is returned.
Return
The group number of the queried pad feature.
Parameters
feature
the feature type to get the group from
featureIdx
the index of the feature to get the group from