source file of the GNU LilyPond music typesetter
- (c) 1996--2001 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1996--2004 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "performer.hh"
-#include "musical-request.hh"
+#include "event.hh"
#include "audio-item.hh"
#include "audio-column.hh"
#include "global-translator.hh"
-#include "debug.hh"
+#include "warn.hh"
/**
-Convert reqs to audio notes.
+Convert evs to audio notes.
*/
class Note_performer : public Performer {
public:
- VIRTUAL_COPY_CONS(Translator);
+ TRANSLATOR_DECLARATIONS(Note_performer);
protected:
- virtual bool try_music (Music *req_l) ;
+ virtual bool try_music (Music *ev) ;
virtual void stop_translation_timestep ();
virtual void create_audio_elements ();
- Global_translator* global_translator_l ();
+ Global_translator* get_global_translator ();
private:
- Array<Note_req*> note_req_l_arr_;
- Array<Audio_note*> note_p_arr_;
- Array<Audio_note*> delayed_p_arr_;
+ Link_array<Music> note_evs_;
+ Link_array<Audio_note> notes_;
+ Link_array<Audio_note> delayeds_;
};
-ADD_THIS_TRANSLATOR (Note_performer);
-
void
Note_performer::create_audio_elements ()
{
- if (note_req_l_arr_.size ())
+ if (note_evs_.size ())
{
int transposing_i = 0;
//urg
SCM prop = get_property ("transposing");
- if (gh_number_p(prop))
+ if (gh_number_p (prop))
transposing_i = gh_scm2int (prop);
- while (note_req_l_arr_.size ())
+ while (note_evs_.size ())
{
- Note_req* n = note_req_l_arr_.pop ();
- Pitch pit = * unsmob_pitch (n->get_mus_property ("pitch"));
- Audio_note* p = new Audio_note (pit, n->length_mom (), transposing_i);
- Audio_element_info info (p, n);
- announce_element (info);
- note_p_arr_.push (p);
+ Music* n = note_evs_.pop ();
+ Pitch *pit = unsmob_pitch (n->get_mus_property ("pitch"));
+
+ if (pit)
+ {
+ Audio_note* p = new Audio_note (*pit, n->get_length (), transposing_i);
+ Audio_element_info info (p, n);
+ announce_element (info);
+ notes_.push (p);
+ }
}
- note_req_l_arr_.clear ();
+ note_evs_.clear ();
}
}
Global_translator*
-Note_performer::global_translator_l ()
+Note_performer::get_global_translator ()
{
Translator *t = this;
- Global_translator *global_l =0;
+ Global_translator *global =0;
do
{
- t = t->daddy_trans_l_ ;
- global_l = dynamic_cast<Global_translator*> (t);
+ t = t->daddy_trans_ ;
+ global = dynamic_cast<Global_translator*> (t);
}
- while (!global_l);
+ while (!global);
- return global_l;
+ return global;
}
// 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++)
+ Global_translator* global = get_global_translator ();
+ for (int i=0; i < notes_.size (); i++)
{
- Audio_note* n = note_p_arr_[i];
- if (Moment m= n->delayed_until_mom_)
+ Audio_note* n = notes_[i];
+ Moment m= n->delayed_until_mom_;
+ if (m.to_bool ())
{
- global_l->add_moment_to_process (m);
- delayed_p_arr_.push (n);
- note_p_arr_[i] = 0;
- note_p_arr_.del (i);
+ global->add_moment_to_process (m);
+ delayeds_.push (n);
+ notes_[i] = 0;
+ notes_.del (i);
i--;
}
}
Moment now = now_mom ();
- for (int i=0; i < note_p_arr_.size (); i++)
+ for (int i=0; i < notes_.size (); i++)
{
- play_element (note_p_arr_[i]);
+ play_element (notes_[i]);
}
- note_p_arr_.clear ();
- note_req_l_arr_.clear ();
- for (int i=0; i < delayed_p_arr_.size (); i++)
+ notes_.clear ();
+ note_evs_.clear ();
+ for (int i=0; i < delayeds_.size (); i++)
{
- Audio_note* n = delayed_p_arr_[i];
+ Audio_note* n = delayeds_[i];
if (n->delayed_until_mom_ <= now)
{
play_element (n);
- delayed_p_arr_[i] = 0;
- delayed_p_arr_.del (i);
+ delayeds_[i] = 0;
+ delayeds_.del (i);
i--;
}
}
}
bool
-Note_performer::try_music (Music* req_l)
+Note_performer::try_music (Music* ev)
{
- if (Note_req *nr = dynamic_cast <Note_req *> (req_l))
+ if (ev->is_mus_type ("note-event"))
{
- note_req_l_arr_.push (nr);
+ note_evs_.push (ev);
return true;
}
+ else if (ev->is_mus_type ("busy-playing-event"))
+ return note_evs_.size ();
+
return false;
}
+
+ENTER_DESCRIPTION(Note_performer,"","",
+ "note-event busy-playing-event","","","");
+
+Note_performer::Note_performer()
+{
+}