2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 1996--2015 Jan Nieuwenhuizen <janneke@gnu.org>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 #include "performer.hh"
21 #include "audio-item.hh"
22 #include "audio-column.hh"
23 #include "global-context.hh"
24 #include "stream-event.hh"
25 #include "translator.icc"
30 class Drum_note_performer : public Performer
33 TRANSLATOR_DECLARATIONS (Drum_note_performer);
36 void stop_translation_timestep ();
37 void process_music ();
38 DECLARE_TRANSLATOR_LISTENER (note);
40 vector<Stream_event *> note_evs_;
43 Drum_note_performer::Drum_note_performer ()
48 Drum_note_performer::process_music ()
50 SCM tab = get_property ("drumPitchTable");
52 while (note_evs_.size ())
54 Stream_event *n = note_evs_.back ();
55 note_evs_.pop_back ();
56 SCM sym = n->get_property ("drum-type");
59 if (scm_is_symbol (sym)
60 && to_boolean (scm_hash_table_p (tab)))
61 defn = scm_hashq_ref (tab, sym, SCM_EOL);
63 if (Pitch *pit = unsmob<Pitch> (defn))
65 SCM articulations = n->get_property ("articulations");
66 Stream_event *tie_event = 0;
67 Moment len = get_event_length (n, now_mom ());
69 for (SCM s = articulations; scm_is_pair (s); s = scm_cdr (s))
71 Stream_event *ev = unsmob<Stream_event> (scm_car (s));
75 if (ev->in_event_class ("tie-event"))
77 SCM f = ev->get_property ("midi-length");
78 if (ly_is_procedure (f))
79 len = robust_scm2moment (scm_call_2 (f, len.smobbed_copy (),
80 context ()->self_scm ()),
82 velocity += robust_scm2int (ev->get_property ("midi-extra-velocity"), 0);
85 Audio_note *p = new Audio_note (*pit, len,
86 tie_event, Pitch (0, 0), velocity);
87 Audio_element_info info (p, n);
88 announce_element (info);
96 Drum_note_performer::stop_translation_timestep ()
101 IMPLEMENT_TRANSLATOR_LISTENER (Drum_note_performer, note);
103 Drum_note_performer::listen_note (Stream_event *ev)
105 note_evs_.push_back (ev);
108 ADD_TRANSLATOR (Drum_note_performer,