bass line

Is there a style or setting so that the bass will play only the roots of the chord in the appropriate groove? For example, in a swing style if the chord was C7 the bass would simply play four C notes in the appropriate tempo/groove per measure of the chord (not a single sustained note as I...

I would be great to have an alternate bass line to choose from, particularly in the blues styles. In shuffles for instance, in many songs, the bass plays mainly the root (eventually a few other notes on the last beat). That could be added as an alternate bass track that the user could select...