/*
- 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--2009 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1997--2006 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 "performance.hh"
#include "international.hh"
#include "lily-version.hh"
#include "main.hh"
-#include "midi-item.hh"
+#include "midi-chunk.hh"
#include "midi-stream.hh"
#include "score.hh"
#include "string-convert.hh"
}
void
-Performance::output (Midi_stream &midi_stream)
+Performance::output (Midi_stream &midi_stream) const
{
int tracks_ = audio_staffs_.size ();
- // ugh
- int clocks_per_4 = 384;
-
- midi_stream << Midi_header (1, tracks_, clocks_per_4);
- message (_ ("Track...") + " ");
+ midi_stream.write (Midi_header (1, tracks_, 384));
+ if (be_verbose_global)
+ progress_indication (_ ("Track...") + " ");
+
int channel = 0;
for (vsize i = 0; i < audio_staffs_.size (); i++)
{
if (be_verbose_global)
progress_indication ("[" + to_string (i));
- /*
- MIDI players tend to ignore instrument settings on
- channel 10, the percussion channel by default.
- */
- if (channel % 16 == 9)
- channel++;
+ int midi_channel = s->channel_;
+
+ if (midi_channel < 0)
+ {
+ midi_channel = channel;
+ channel ++;
+ /*
+ MIDI players tend to ignore instrument settings on
+ channel 10, the percussion channel.
+ */
+ if (channel % 16 == 9)
+ channel ++;
+ }
/*
Huh? Why does each staff also have a separate channel? We
should map channels to voices, not staves. --hwn.
*/
- if (channel > 15)
+ if (midi_channel > 15)
{
warning (_ ("MIDI channel wrapped around"));
warning (_ ("remapping modulo 16"));
+
+ midi_channel = midi_channel % 16;
}
- s->output (midi_stream, channel);
- channel ++;
+ s->output (midi_stream, midi_channel);
if (be_verbose_global)
progress_indication ("]");
}
}
-
void
Performance::add_element (Audio_element *p)
{
}
void
-Performance::write_output (string out)
+Performance::write_output (string out) const
{
if (out == "-")
out = "lelie.midi";
/* Maybe a bit crude, but we had this before */
File_name file_name (out);
- file_name.ext_ = "midi";
out = file_name.to_string ();
Midi_stream midi_stream (out);
}
+void
+Performance::process ()
+{
+}
+
+Performance *
+unsmob_performance (SCM x)
+{
+ return dynamic_cast<Performance*> (unsmob_music_output (x));
+}