/*
- performance.cc -- implement Performance
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2015 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1997--1999 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 <time.h>
-#include "debug.hh"
-#include "string.hh"
-#include "string-convert.hh"
-#include "main.hh"
-#include "midi-def.hh"
-#include "midi-item.hh"
-#include "midi-stream.hh"
+#include "performance.hh"
+
+#include <ctime>
+using namespace std;
+
#include "audio-column.hh"
#include "audio-item.hh"
#include "audio-staff.hh"
-#include "performance.hh"
-#include "score.hh"
-#include "file-results.hh"
+#include "file-name.hh"
+#include "international.hh"
#include "lily-version.hh"
+#include "main.hh"
+#include "midi-chunk.hh"
+#include "midi-stream.hh"
+#include "score.hh"
+#include "string-convert.hh"
+#include "warn.hh"
-#include "killing-cons.tcc"
-
-Performance::Performance ()
+Performance::Performance (bool ports)
+ : midi_ (0),
+ ports_ (ports),
+ header_ (SCM_EOL)
{
- midi_l_ =0;
- audio_elem_p_list_ = 0;
}
-
-Performance::~Performance()
+Performance::~Performance ()
{
- delete audio_elem_p_list_;
+ junk_pointers (audio_elements_);
}
void
-Performance::output (Midi_stream& midi_stream)
+Performance::derived_mark () const
{
- int tracks_i = audio_staff_l_arr_.size() + 1;
-
- // ugh
- int clocks_per_4_i = 384;
+ scm_gc_mark (header_);
+}
- midi_stream << Midi_header (1, tracks_i, clocks_per_4_i);
- output_header_track (midi_stream);
- *mlog << "\n";
- *mlog << _ ("Track ... ");
- int channel = 1;
- for (int i =0; i < audio_staff_l_arr_.size (); i++)
- {
- *mlog << '[' << flush;
- Audio_staff *s = audio_staff_l_arr_[i];
-
- *mlog << i << flush;
-
- /*
- Aargh, let's hear it for the MIDI standard.
- MIDI players tend to ignore instrument settings on
- channel 10, the percussion channel by default.
- */
- if (channel == 9)
- channel++;
- s->output (midi_stream, channel++);
- *mlog << ']' << flush;
- }
+SCM
+Performance::get_header () const
+{
+ return header_;
}
void
-Performance::output_header_track (Midi_stream& midi_stream)
+Performance::set_header (SCM module)
{
- Midi_track midi_track;
-
- // perhaps multiple text events?
- String str = String (_("Creator: "));
- if (no_timestamps_global_b)
- str += gnu_lilypond_str ();
- else
- str += gnu_lilypond_version_str();
- str += "\n";
-
- /*
- This seems silly, but in fact the audio elements should
- be generated elsewhere: not midi-specific.
- */
- Audio_text creator_a (Audio_text::TEXT, str);
- Midi_text creator (&creator_a);
- midi_track.add (Moment (0), &creator);
-
- str = _("Automatically generated");
- if (no_timestamps_global_b)
- str += ".\n";
- else
- {
- str += _(", at ");
- time_t t (time (0));
- str += ctime (&t);
- str = str.left_str (str.length_i() - 1);
- }
- Audio_text generate_a (Audio_text::TEXT, str);
- Midi_text generate (&generate_a);
- midi_track.add (Moment (0), &generate);
-
- str = _f ("from musical definition: %s", origin_str_);
-
- Audio_text from_a (Audio_text::TEXT, str);
- Midi_text from (&from_a);
- midi_track.add (Moment (0), &from);
-
- Audio_text track_name_a (Audio_text::TRACK_NAME, "Track "
- + String_convert::i2dec_str (0, 0, '0'));
- Midi_text track_name (&track_name_a);
-
- midi_track.add (Moment (0), &track_name);
-
- Audio_tempo tempo_a (midi_l_->get_tempo_i (Moment (1, 4)));
- Midi_tempo tempo (&tempo_a);
- midi_track.add (Moment (0), &tempo);
-
- midi_stream << midi_track;
+ assert (ly_is_module (module));
+ header_ = module;
}
void
-Performance::add_element (Audio_element *p)
+Performance::output (Midi_stream &midi_stream,
+ const string &performance_name) const
{
- if (Audio_staff*s=dynamic_cast<Audio_staff *> (p))
- {
- audio_staff_l_arr_.push (s);
- }
- else if (Audio_column *c = dynamic_cast<Audio_column*>(p))
+ int tracks_ = audio_staffs_.size ();
+
+ midi_stream.write (Midi_header (1, tracks_, 384));
+ debug_output (_ ("Track...") + " ", false);
+
+ //Find the first Audio_item in the performance, so all staves start
+ //at the same tick.
+ Moment start_mom = 0;
+ for (vsize i = 0; i < audio_elements_.size (); i++)
+ if (Audio_item *item = dynamic_cast<Audio_item *>(audio_elements_[i]))
+ start_mom = min (start_mom, item->audio_column_->when ());
+
+ for (vsize i = 0; i < audio_staffs_.size (); i++)
{
- c->performance_l_ = this;
+ Audio_staff *s = audio_staffs_[i];
+ if (Audio_control_track_staff *c =
+ dynamic_cast<Audio_control_track_staff *>(s))
+ {
+ // The control track, created by Control_track_performer, should
+ // contain a placeholder for the name of the MIDI sequence as its
+ // initial audio element. Fill in the name of the sequence to
+ // this element before outputting MIDI.
+ assert (!c->audio_items_.empty ());
+ Audio_text *text =
+ dynamic_cast<Audio_text *>(c->audio_items_.front ());
+ assert (text != 0);
+ assert (text->type_ == Audio_text::TRACK_NAME);
+ assert (text->text_string_ == "control track");
+ text->text_string_ = performance_name;
+ }
+ debug_output ("[" + ::to_string (i), true);
+ s->output (midi_stream, i, ports_, moment_to_ticks (start_mom));
+ debug_output ("]", false);
}
- audio_elem_p_list_ = new Killing_cons<Audio_element> (p, audio_elem_p_list_);
}
void
-Performance::print() const
+Performance::add_element (Audio_element *p)
{
-#ifndef NPRINT
- DOUT << "Performance { ";
- DOUT << "Items: ";
- for (Cons<Audio_element>* i =audio_elem_p_list_; i; i = i->next_)
- i->car_->print ();
- DOUT << "}";
-#endif
+ audio_elements_.push_back (p);
}
void
-Performance::process()
+Performance::write_output (string out, const string &performance_name) const
{
- print ();
+ if (out == "-")
+ out = "lelie.midi";
+
+ /* Maybe a bit crude, but we had this before */
+ File_name file_name (out);
+ out = file_name.to_string ();
- String out = midi_l_->get_default_output ();
- if (out.empty_b ())
- {
-
- out = default_outname_base_global;
- if (out == "-")
- out = "lelie";
- int def = midi_l_->get_next_default_count ();
- if (def)
- {
- out += "-" + to_str (def);
- }
-
- out += ".midi";
- }
-
Midi_stream midi_stream (out);
- *mlog << _f ("MIDI output to %s...", out) << endl;
- target_str_global_array.push (out);
+ message (_f ("MIDI output to `%s'...", out));
+
+ output (midi_stream, performance_name);
+ progress_indication ("\n");
+}
- output (midi_stream);
- *mlog << endl;
+void
+Performance::process ()
+{
}