source file of the GNU LilyPond music typesetter
- (c) 1996, 1997--1998 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1996, 1997--1999 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "note-performer.hh"
#include "musical-request.hh"
#include "audio-item.hh"
+#include "audio-column.hh"
+#include "global-translator.hh"
#include "debug.hh"
-IMPLEMENT_IS_TYPE_B1 (Note_performer,Performer);
+
ADD_THIS_TRANSLATOR (Note_performer);
Note_performer::Note_performer ()
{
- note_req_l_ = 0;
}
void
Note_performer::do_print () const
{
#ifndef NPRINT
- if (note_req_l_)
- note_req_l_->print ();
+ 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
}
void
Note_performer::do_process_requests ()
{
- // this is _really_ braindead, but it generates some output
- if (!note_req_l_ || !dynamic_cast <Melodic_req *> (note_req_l_) || !dynamic_cast <Rhythmic_req *> (note_req_l_))
- return;
+ if (note_req_l_arr_.size ())
+ {
+ int transposing_i = 0;
+ //urg
+ SCM prop = get_property ("transposing", 0);
+ if (SCM_NUMBERP(prop))
+ transposing_i = gh_scm2int (prop);
- int transposing_i = 0;
- //urg
- Scalar prop = get_property ("transposing");
- if (!prop.empty_b () && prop.isnum_b ())
- transposing_i = prop;
+ while (note_req_l_arr_.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);
+ }
+ }
+}
+void
+Note_performer::process_acknowledged ()
+{
+}
- play (new Audio_note (note_req_l_, transposing_i));
+Global_translator*
+Note_performer::global_translator_l ()
+{
+ Translator *t = this;
+ Global_translator *global_l =0;
+ do
+ {
+ t = t->daddy_trans_l_ ;
+ global_l = dynamic_cast<Global_translator*> (t);
+ }
+ while (!global_l);
- note_req_l_ = 0;
+ return global_l;
}
-bool
-Note_performer::do_try_request (Request* req_l)
+
+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--;
+ }
+ }
+
+ 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)
{
- if (note_req_l_)
- return false;
-
if (Note_req *nr = dynamic_cast <Note_req *> (req_l))
{
- note_req_l_ = nr;
+ note_req_l_arr_.push (nr);
return true;
}
return false;