Re: Fixing issue 37 with extra position callback (issue3928041)

[hanwenn]

http://codereview.appspot.com/3928041/diff/30001/lily/beam.cc
File lily/beam.cc (right):

http://codereview.appspot.com/3928041/diff/30001/lily/beam.cc#newcode1014
lily/beam.cc:1014: pos[RIGHT] += offset;
also, these offsets disregard carefully computed beam quantizations.
Even though these are floats, the positions are not continuously
variable.

http://codereview.appspot.com/3928041/