X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fnote-performer.cc;h=331e7cc60ff7ed4b9bfe710a23dbadfcf63b41d4;hb=331b672c5e6a98e5d0a6ee1395bc26b33b42ab05;hp=f455204067df9a2a76e4463d1f11ed3bdc94de9f;hpb=3a0e9efb7f067e5b334ba0596b95e15d96d7cc49;p=lilypond.git

diff --git a/lily/note-performer.cc b/lily/note-performer.cc
index f455204067..331e7cc60f 100644
--- a/lily/note-performer.cc
+++ b/lily/note-performer.cc
@@ -3,123 +3,97 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996,  1997--1999 Jan Nieuwenhuizen <janneke@gnu.org>
- */
+  (c) 1996--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+*/
 
-#include "note-performer.hh"
-#include "musical-request.hh"
+#include "performer.hh"
 #include "audio-item.hh"
 #include "audio-column.hh"
-#include "global-translator.hh"
-#include "debug.hh"
-
+#include "global-context.hh"
+#include "warn.hh"
+#include "music.hh"
+
+/**
+   Convert evs to audio notes.
+*/
+class Note_performer : public Performer
+{
+public:
+  TRANSLATOR_DECLARATIONS (Note_performer);
 
-ADD_THIS_TRANSLATOR (Note_performer);
+protected:
+  virtual bool try_music (Music *ev);
 
-Note_performer::Note_performer ()
-{
-}
+  void stop_translation_timestep ();
+  void process_music ();
 
-void 
-Note_performer::do_print () const
-{
-#ifndef NPRINT
-  if (note_req_l_arr_.size()>0)
-    for(int i=0;i<note_req_l_arr_.size();i++)
-      note_req_l_arr_[i]->print ();
-#endif
-}
+private:
+  vector<Music*> note_evs_;
+  vector<Audio_note*> notes_;
+};
 
-void 
-Note_performer::do_process_requests () 
+void
+Note_performer::process_music ()
 {
-  if (note_req_l_arr_.size ())
+  if (note_evs_.size ())
     {
-      int transposing_i = 0;
-      //urg
-      SCM prop = get_property ("transposing", 0);
-      if (SCM_NUMBERP(prop)) 
-	transposing_i = gh_scm2int (prop);
+      int transposing = 0;
 
-      while (note_req_l_arr_.size ())
+      SCM prop = get_property ("instrumentTransposition");
+      if (unsmob_pitch (prop))
+	transposing = unsmob_pitch (prop)->semitone_pitch ();
+
+      while (note_evs_.size ())
 	{
-	  Note_req* n = note_req_l_arr_.pop ();
-	  Audio_note* p = new Audio_note (n->pitch_, n->length_mom (), transposing_i);
-	  Audio_element_info info (p, n);
-	  announce_element (info);
-	  note_p_arr_.push (p);
+	  Music *n = note_evs_.back ();
+	  note_evs_.pop_back ();
+	  SCM pit = n->get_property ("pitch");
+
+	  if (Pitch *pitp = unsmob_pitch (pit))
+	    {
+	      Audio_note *p = new Audio_note (*pitp, n->get_length (), - transposing);
+	      Audio_element_info info (p, n);
+	      announce_element (info);
+	      notes_.push_back (p);
+	    }
 	}
+      note_evs_.clear ();
     }
 }
 
 void
-Note_performer::process_acknowledged ()
+Note_performer::stop_translation_timestep ()
 {
+  // why don't grace notes show up here?
+  // --> grace notes effectively do not get delayed
+  Moment now = now_mom ();
+  for (vsize i = 0; i < notes_.size (); i++)
+    play_element (notes_[i]);
+  notes_.clear ();
+  note_evs_.clear ();
 }
 
-Global_translator*
-Note_performer::global_translator_l ()
+bool
+Note_performer::try_music (Music *ev)
 {
-  Translator *t = this;
-  Global_translator *global_l =0;
-  do
+  if (ev->is_mus_type ("note-event"))
     {
-      t = t->daddy_trans_l_ ;
-      global_l = dynamic_cast<Global_translator*> (t);
+      note_evs_.push_back (ev);
+      return true;
     }
-  while (!global_l);
+  else if (ev->is_mus_type ("busy-playing-event"))
+    return note_evs_.size ();
 
-  return global_l;
+  return false;
 }
 
+#include "translator.icc"
 
-void
-Note_performer::do_pre_move_processing ()
-{
-
-  // why don't grace notes show up here?
-  // --> grace notes effectively do not get delayed
-  Global_translator* global_l = global_translator_l ();
-  for (int i=0; i < note_p_arr_.size (); i++)
-    {
-      Audio_note* n = note_p_arr_[i];
-      if (Moment m= n->delayed_until_mom_)
-	{
-	  global_l->add_moment_to_process (m);
-	  delayed_p_arr_.push (n);
-	  note_p_arr_[i] = 0;
-	  note_p_arr_.del (i);
-	  i--;
-	}
-    }
+ADD_TRANSLATOR (Note_performer, "", "",
+		"note-event "
+		"busy-playing-event",
+		"", "");
 
-  Moment now = now_mom ();
-  for (int i=0; i < note_p_arr_.size (); i++)
-    {
-      play_element (note_p_arr_[i]);
-    }
-  note_p_arr_.clear ();
-  note_req_l_arr_.clear ();
-  for (int i=0; i < delayed_p_arr_.size (); i++)
-    {
-      Audio_note* n = delayed_p_arr_[i];
-      if (n->delayed_until_mom_ <= now)
-	{
-	  play_element (n);
-	  delayed_p_arr_[i] = 0;
-	  delayed_p_arr_.del (i);
-	  i--;
-	}
-    }
-}
- 
-bool
-Note_performer::do_try_music (Music* req_l)
+Note_performer::Note_performer ()
 {
-  if (Note_req *nr = dynamic_cast <Note_req *> (req_l))
-    {
-      note_req_l_arr_.push (nr);
-      return true;
-    }
-  return false;
 }