Kill elements whenever we are Voice called `two' and either unison, unisilence or soloADue is set.1. This engraver works closely together with the part combiner. When the part combiner notices that two threads are identical, it tells the Thread_devnull_engraver
to discard everything in the second thread.
Thread_devnull_engraver is part of contexts: Thread
This page is for LilyPond-2.0.0 (stable-branch).