Run `make grand-replace'.

[lilypond.git] / lily / performance.cc

diff --git a/lily/performance.cc b/lily/performance.cc
index 5bb074307f11865035660b997fc550ef857dccb4..4fa167d8261f93c14fed3f63ff14116ccad1a6df 100644 (file)
--- a/lily/performance.cc
+++ b/lily/performance.cc
@@ -3,171 +3,114 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+  (c) 1997--2008 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
-#include <time.h>
+#include "performance.hh"
+
+#include <ctime>
+using namespace std;
 
 #include "audio-column.hh"
-#include "audio-item.hh"
 #include "audio-staff.hh"
 #include "file-name.hh"
+#include "international.hh"
 #include "lily-version.hh"
 #include "main.hh"
-#include "midi-def.hh"
-#include "midi-item.hh"
+#include "midi-chunk.hh"
 #include "midi-stream.hh"
-#include "performance.hh"
 #include "score.hh"
 #include "string-convert.hh"
-#include "string.hh"
 #include "warn.hh"
 
-#include "killing-cons.tcc"
-
 Performance::Performance ()
 {
-  midi_ =0;
-  audio_elem_p_list_ = 0;
+  midi_ = 0;
 }
 
-
 Performance::~Performance ()
 {
-  delete audio_elem_p_list_;
+  junk_pointers (audio_elements_);
 }
 
 void
-Performance::output (Midi_stream& midi_stream)
+Performance::output (Midi_stream &midi_stream) const
 {
-  int tracks_i = audio_staffs_.size () + 1;
-
-  // ugh
-  int clocks_per_4_i = 384;
+  int tracks_ = audio_staffs_.size ();
 
-  midi_stream << Midi_header (1, tracks_i, clocks_per_4_i);
-  output_header_track (midi_stream);
-  progress_indication ("\n");
-  progress_indication (_ ("Track ... "));
+  midi_stream.write (Midi_header (1, tracks_, 384));
+  if (be_verbose_global)
+    progress_indication (_ ("Track...") + " ");
+  
   int channel = 0;
-  for (int i =0; i < audio_staffs_.size (); i++)
+  for (vsize i = 0; i < audio_staffs_.size (); i++)
     {
       Audio_staff *s = audio_staffs_[i];
-      if (verbose_global_b)
-       progress_indication ("[" + to_string (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 (s->channel_ < 0)
+      */
+      if (midi_channel > 15)
        {
-         s->channel_ = channel % 16;
-         if (channel > 15)
-           warning ("MIDI channel wrapped around. Remapping modulo 16.");
+         warning (_ ("MIDI channel wrapped around"));
+         warning (_ ("remapping modulo 16"));
+
+         midi_channel = midi_channel % 16; 
        }
-      
-      s->output (midi_stream, channel++);
-      if (verbose_global_b)
+
+      s->output (midi_stream, midi_channel);
+      if (be_verbose_global)
        progress_indication ("]");
     }
 }
-
-
-void
-Performance::output_header_track (Midi_stream& midi_stream)
-{
-  Midi_track midi_track;
-
-  midi_track.channel_ = 9;
-
-  // perhaps multiple text events?
-  String id_string;
-  String str = String (_ ("Creator: "));
-  id_string = String_convert::pad_to (gnu_lilypond_version_string (), 30);
-  str += id_string;
-
-  /*
-    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);
-
-  /* Better not translate this */
-  str = "Generated automatically by: ";
-  str += id_string;
-  
-  Audio_text generate_a (Audio_text::TEXT, str);
-  Midi_text generate (&generate_a);
-  midi_track.add (Moment (0), &generate);
-  
-  str = _ ("at ");
-  time_t t (time (0));
-  str += ctime (&t);
-  str = str.left_string (str.length () - 1);
-  str = String_convert::pad_to (str, 60);
-  
-  Audio_text at_a (Audio_text::TEXT, str);
-  Midi_text at (&at_a);
-  midi_track.add (Moment (0), &at);
-
-
-  // TODO:
-  //  str = _f ("from musical definition: %s", origin_string_);
-
-  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::int2dec (0, 0, '0'));
-  Midi_text track_name (&track_name_a);
-                       
-  midi_track.add (Moment (0), &track_name);
-
-  // Some sequencers read track 0 last.
-  //  Audio_tempo tempo_a (midi_->get_tempo (Moment (Rational (1, 4))));
-  //  Midi_tempo tempo (&tempo_a);
-  //  midi_track.add (Moment (0), &tempo);
-
-  midi_stream << midi_track;
-}
-
 void
 Performance::add_element (Audio_element *p)
 {
-  if (Audio_staff*s=dynamic_cast<Audio_staff *> (p)) 
-    {
-      audio_staffs_.push (s);
-    }
-  audio_elem_p_list_ = new Killing_cons<Audio_element> (p, audio_elem_p_list_);
+  audio_elements_.push_back (p);
 }
 
-SCM
-Performance::process (String out)
+void
+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);
-  progress_indication (_f ("MIDI output to `%s'...", out));
+  message (_f ("MIDI output to `%s'...", out));
 
   output (midi_stream);
   progress_indication ("\n");
-  return SCM_UNDEFINED;
+}
+
+
+void
+Performance::process ()
+{
+}
+
+Performance *
+unsmob_performance (SCM x)
+{
+  return dynamic_cast<Performance*> (unsmob_music_output (x));
 }