2 tie-performer.cc -- implement Tie_performer
4 source file of the GNU LilyPond music typesetter
6 (c) 1999--2000 Jan Nieuwenhuizen <janneke@gnu.org>
10 #include "tie-performer.hh"
11 #include "command-request.hh"
12 #include "audio-item.hh"
13 #include "musical-request.hh"
16 ADD_THIS_TRANSLATOR (Tie_performer);
18 Tie_performer::Tie_performer()
24 Tie_performer::do_try_music (Music *m)
28 if (Tie_req * c = dynamic_cast<Tie_req*> (m))
38 Tie_performer::acknowledge_element (Audio_element_info i)
40 if (Audio_note *nh = dynamic_cast<Audio_note *> (i.elem_l_))
42 Note_req * m = dynamic_cast<Note_req* > (i.req_l_);
45 now_notes_.push (CNote_melodic_tuple (nh, m, now_mom()+ m->length_mom ()));
50 Tie_performer::deprecated_process_music ()
54 Moment now = now_mom ();
55 Link_array<Audio_note> nharr;
57 stopped_notes_.clear ();
58 while (past_notes_pq_.size ()
59 && past_notes_pq_.front ().end_ == now)
60 stopped_notes_.push (past_notes_pq_.get ());
65 Tie_performer::process_acknowledged ()
67 deprecated_process_music ();
70 now_notes_.sort (CNote_melodic_tuple::pitch_compare);
71 stopped_notes_.sort(CNote_melodic_tuple::pitch_compare);
75 while ( i < now_notes_.size () && j < stopped_notes_.size ())
78 = Pitch::compare (*unsmob_pitch (now_notes_[i].req_l_->get_mus_property ("pitch") ),
79 *unsmob_pitch (stopped_notes_[j].req_l_->get_mus_property ("pitch")));
83 (comp < 0) ? i ++ : j++;
90 /* don't go around recreating ties that were already
91 made. Not infallible. Due to reordering in sort (),
92 we will make the wrong ties when notenotes are
94 if (tie_count > tie_p_arr_.size ())
96 Audio_tie * p = new Audio_tie;
97 p->set_note (LEFT, stopped_notes_[j].note_l_);
98 p->set_note (RIGHT, now_notes_[i].note_l_);
100 announce_element (Audio_element_info (p, req_l_));
108 if (!tie_p_arr_.size ())
110 req_l_->origin ()->warning (_("No ties were created!"));
117 Tie_performer::do_pre_move_processing ()
119 for (int i=0; i < now_notes_.size (); i++)
121 past_notes_pq_.insert (now_notes_[i]);
125 for (int i=0; i< tie_p_arr_.size (); i++)
127 //play_element (tie_p_arr_[i]);
128 tie_p_arr_[i]->note_l_drul_[RIGHT]->tie_to (tie_p_arr_[i]->note_l_drul_[LEFT]);
134 Tie_performer::do_post_move_processing ()
137 Moment now = now_mom ();
138 while (past_notes_pq_.size () && past_notes_pq_.front ().end_ < now)
139 past_notes_pq_.delmin ();
143 CNote_melodic_tuple::CNote_melodic_tuple ()
150 CNote_melodic_tuple::CNote_melodic_tuple (Audio_note *h, Melodic_req*m, Moment mom)
158 CNote_melodic_tuple::pitch_compare (CNote_melodic_tuple const&h1,
159 CNote_melodic_tuple const &h2)
161 SCM p1 = h1.req_l_->get_mus_property ("pitch");
162 SCM p2 = h2.req_l_->get_mus_property ("pitch");
163 return Pitch::compare (*unsmob_pitch (p1),
168 CNote_melodic_tuple::time_compare (CNote_melodic_tuple const&h1,
169 CNote_melodic_tuple const &h2)
171 return (h1.end_ - h2.end_ ).sign ();