X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fdrum-note-performer.cc;h=9fce62808fe910892b122b99831e53bb7370894d;hb=750b714488c5af6eae22d07163bba8b554734ac6;hp=4feb11730b0eb1675cf51669804eb76074657a96;hpb=f93e4199873c91ae32f0e84a610d14853dc379df;p=lilypond.git

diff --git a/lily/drum-note-performer.cc b/lily/drum-note-performer.cc
index 4feb11730b..9fce62808f 100644
--- a/lily/drum-note-performer.cc
+++ b/lily/drum-note-performer.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1996--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 1996--2015 Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -33,12 +33,13 @@ public:
 protected:
   void stop_translation_timestep ();
   void process_music ();
-  DECLARE_TRANSLATOR_LISTENER (note);
+  void listen_note (Stream_event *);
 private:
   vector<Stream_event *> note_evs_;
 };
 
-Drum_note_performer::Drum_note_performer ()
+Drum_note_performer::Drum_note_performer (Context *c)
+  : Performer (c)
 {
 }
 
@@ -55,29 +56,33 @@ Drum_note_performer::process_music ()
       SCM defn = SCM_EOL;
 
       if (scm_is_symbol (sym)
-          && (scm_hash_table_p (tab) == SCM_BOOL_T))
+          && to_boolean (scm_hash_table_p (tab)))
         defn = scm_hashq_ref (tab, sym, SCM_EOL);
 
-      if (Pitch *pit = unsmob_pitch (defn))
+      if (Pitch *pit = unsmob<Pitch> (defn))
         {
           SCM articulations = n->get_property ("articulations");
           Stream_event *tie_event = 0;
-          for (SCM s = articulations;
-               !tie_event && scm_is_pair (s);
-               s = scm_cdr (s))
+          Moment len = get_event_length (n, now_mom ());
+          int velocity = 0;
+          for (SCM s = articulations; scm_is_pair (s); s = scm_cdr (s))
             {
-              Stream_event *ev = unsmob_stream_event (scm_car (s));
+              Stream_event *ev = unsmob<Stream_event> (scm_car (s));
               if (!ev)
                 continue;
 
               if (ev->in_event_class ("tie-event"))
                 tie_event = ev;
+              SCM f = ev->get_property ("midi-length");
+              if (ly_is_procedure (f))
+                len = robust_scm2moment (scm_call_2 (f, len.smobbed_copy (),
+                                                     context ()->self_scm ()),
+                                         len);
+              velocity += robust_scm2int (ev->get_property ("midi-extra-velocity"), 0);
             }
 
-          Moment len = get_event_length (n, now_mom ());
-
           Audio_note *p = new Audio_note (*pit, len,
-                                          tie_event, Pitch (0, 0, 0));
+                                          tie_event, Pitch (0, 0), velocity);
           Audio_element_info info (p, n);
           announce_element (info);
         }
@@ -92,13 +97,18 @@ Drum_note_performer::stop_translation_timestep ()
   note_evs_.clear ();
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Drum_note_performer, note);
 void
 Drum_note_performer::listen_note (Stream_event *ev)
 {
   note_evs_.push_back (ev);
 }
 
+void
+Drum_note_performer::boot ()
+{
+  ADD_LISTENER (Drum_note_performer, note);
+}
+
 ADD_TRANSLATOR (Drum_note_performer,
                 /* doc */
                 "Play drum notes.",