/*
- score-performer.cc -- implement Score_performer
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1996--2015 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1996--2009 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "score-performer.hh"
#include "string-convert.hh"
#include "warn.hh"
#include "audio-staff.hh"
-#include "audio-item.hh"
ADD_TRANSLATOR_GROUP (Score_performer,
- /* doc */
- "",
+ /* doc */
+ "",
- /* create */
- "",
+ /* create */
+ "",
- /* read */
- "",
+ /* read */
+ "",
- /* write */
- ""
- );
+ /* write */
+ ""
+ );
Score_performer::Score_performer ()
{
Score_performer::announce_element (Audio_element_info info)
{
announce_infos_.push_back (info);
- if (Audio_staff *s = dynamic_cast<Audio_staff*> (info.elem_))
+ if (Audio_staff *s = dynamic_cast<Audio_staff *> (info.elem_))
{
performance_->audio_staffs_.push_back (s);
}
for (vsize i = 0; i < announce_infos_.size (); i++)
{
if (Audio_item *ai = dynamic_cast<Audio_item *> (announce_infos_[i].elem_))
- audio_column_->add_audio_item (ai);
+ audio_column_->add_audio_item (ai);
}
Performer_group::acknowledge_audio_elements ();
}
-
void
Score_performer::connect_to_context (Context *c)
{
Performer_group::connect_to_context (c);
-
+
Dispatcher *d = c->get_global_context ()->event_source ();
- d->add_listener (GET_LISTENER (one_time_step), ly_symbol2scm ("OneTimeStep"));
- d->add_listener (GET_LISTENER (prepare), ly_symbol2scm ("Prepare"));
- d->add_listener (GET_LISTENER (finish), ly_symbol2scm ("Finish"));
+ d->add_listener (GET_LISTENER (Score_performer, one_time_step), ly_symbol2scm ("OneTimeStep"));
+ d->add_listener (GET_LISTENER (Score_performer, prepare), ly_symbol2scm ("Prepare"));
+ d->add_listener (GET_LISTENER (Score_performer, finish), ly_symbol2scm ("Finish"));
}
void
Score_performer::disconnect_from_context ()
{
Dispatcher *d = context ()->get_global_context ()->event_source ();
- d->remove_listener (GET_LISTENER (one_time_step), ly_symbol2scm ("OneTimeStep"));
- d->remove_listener (GET_LISTENER (prepare), ly_symbol2scm ("Prepare"));
- d->remove_listener (GET_LISTENER (finish), ly_symbol2scm ("Finish"));
+ d->remove_listener (GET_LISTENER (Score_performer, one_time_step), ly_symbol2scm ("OneTimeStep"));
+ d->remove_listener (GET_LISTENER (Score_performer, prepare), ly_symbol2scm ("Prepare"));
+ d->remove_listener (GET_LISTENER (Score_performer, finish), ly_symbol2scm ("Finish"));
Performer_group::disconnect_from_context ();
}
-IMPLEMENT_LISTENER (Score_performer, prepare);
void
Score_performer::prepare (SCM sev)
{
- Stream_event *ev = unsmob_stream_event (sev);
+ Stream_event *ev = unsmob<Stream_event> (sev);
SCM sm = ev->get_property ("moment");
- Moment *m = unsmob_moment (sm);
+ Moment *m = unsmob<Moment> (sm);
audio_column_ = new Audio_column (*m);
announce_element (Audio_element_info (audio_column_, 0));
precomputed_recurse_over_translators (context (), START_TRANSLATION_TIMESTEP, UP);
}
-IMPLEMENT_LISTENER (Score_performer, finish);
void
Score_performer::finish (SCM)
{
- recurse_over_translators (context (),
- &Translator::finalize,
- &Translator_group::finalize,
- UP);
+ SCM channel_mapping = context ()->get_property ("midiChannelMapping");
+ bool use_ports = scm_is_eq (channel_mapping, ly_symbol2scm ("voice"));
+ performance_->ports_ = use_ports;
+ recurse_over_translators
+ (context (),
+ Callback0_wrapper::make_smob<Translator, &Translator::finalize> (),
+ Callback0_wrapper::make_smob<Translator_group, &Translator_group::finalize> (),
+ UP);
}
-IMPLEMENT_LISTENER (Score_performer, one_time_step);
void
Score_performer::one_time_step (SCM)
{
+ // audio_column_ can be 0 when prepare has not been called. The
+ // condition is triggered when Simple_music_iterator implicitly
+ // creates a Score context, like when writing
+ //
+ // \score { { | c4 c c c } \midi { } }
+ //
+ // The same situation happens with the Score_engraver group, but it
+ // would appear not to suffer any bad side effects.
+
+ if (!audio_column_)
+ audio_column_ = new Audio_column (context ()->now_mom ());
if (to_boolean (context ()->get_property ("skipTypesetting")))
{
if (!skipping_)
{
- skip_start_mom_ = audio_column_->when ();
- skipping_ = true;
+ skip_start_mom_ = audio_column_->when ();
+ skipping_ = true;
}
}
else
{
if (skipping_)
{
- offset_mom_ -= audio_column_->when () - skip_start_mom_;
- skipping_ = false;
- }
+ offset_mom_ -= audio_column_->when () - skip_start_mom_;
+ skipping_ = false;
+ }
audio_column_->offset_when (offset_mom_);
precomputed_recurse_over_translators (context (), PROCESS_MUSIC, UP);
{
performance_ = new Performance;
performance_->unprotect ();
- context ()->set_property ("output", performance_->self_scm ());
+ context ()->set_property ("output", performance_->self_scm ());
performance_->midi_ = context ()->get_output_def ();
-
Translator_group::initialize ();
}
-
-
projects / lilypond.git / blobdiff