update outdated comments

[lilypond.git] / lily / translator.cc

diff --git a/lily/translator.cc b/lily/translator.cc
index a6b4342de91ea43aaddfd07477f7b7c4f85bff1e..ae1dfbe7ff5158e4a755dd08047022b7044e80fe 100644 (file)
--- a/lily/translator.cc
+++ b/lily/translator.cc
@@ -295,6 +295,7 @@ generic_get_acknowledger (SCM sym, vector<Acknowledge_information> const *ack_ar
   return 0;
 }
 
+
 Moment
 get_event_length (Stream_event *e)
 {
@@ -305,6 +306,19 @@ get_event_length (Stream_event *e)
     return Moment (0);
 }
 
+Moment
+get_event_length (Stream_event *e, Moment now)
+{
+  Moment len = get_event_length (e);
+  
+  if (now.grace_part_)
+    {
+      len.grace_part_ = len.main_part_;
+      len.main_part_ = Rational (0);
+    }
+  return len;
+}
+
 /*
   Helper, used through ASSIGN_EVENT_ONCE to throw warnings for
   simultaneous events. The helper is only useful in listen_* methods