2 tie-performer.cc -- implement Tie_performer
4 source file of the GNU LilyPond music typesetter
6 (c) 1999 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)
26 if (Tie_req * c = dynamic_cast<Tie_req*> (m))
35 Tie_performer::acknowledge_element (Audio_element_info i)
37 if (Audio_note *nh = dynamic_cast<Audio_note *> (i.elem_l_))
39 Note_req * m = dynamic_cast<Note_req* > (i.req_l_);
42 now_notes_.push (CNote_melodic_tuple (nh, m, now_mom()+ m->length_mom ()));
47 Tie_performer::do_process_requests ()
51 Moment now = now_mom ();
52 Link_array<Audio_note> nharr;
54 stopped_notes_.clear ();
55 while (past_notes_pq_.size ()
56 && past_notes_pq_.front ().end_ == now)
57 stopped_notes_.push (past_notes_pq_.get ());
62 Tie_performer::process_acknowledged ()
66 now_notes_.sort (CNote_melodic_tuple::pitch_compare);
67 stopped_notes_.sort(CNote_melodic_tuple::pitch_compare);
71 while ( i < now_notes_.size () && j < stopped_notes_.size ())
74 = Musical_pitch::compare (now_notes_[i].req_l_->pitch_ ,
75 stopped_notes_[j].req_l_->pitch_);
79 (comp < 0) ? i ++ : j++;
86 /* don't go around recreating ties that were already
87 made. Not infallible. Due to reordering in sort (),
88 we will make the wrong ties when notenotes are
90 if (tie_count > tie_p_arr_.size ())
92 Audio_tie * p = new Audio_tie;
93 p->set_note (LEFT, stopped_notes_[j].note_l_);
94 p->set_note (RIGHT, now_notes_[i].note_l_);
96 announce_element (Audio_element_info (p, req_l_));
104 if (!tie_p_arr_.size ())
106 req_l_->warning (_("No ties were created!"));
113 Tie_performer::do_pre_move_processing ()
115 for (int i=0; i < now_notes_.size (); i++)
117 past_notes_pq_.insert (now_notes_[i]);
121 for (int i=0; i< tie_p_arr_.size (); i++)
123 //play_element (tie_p_arr_[i]);
124 tie_p_arr_[i]->note_l_drul_[RIGHT]->tie_to (tie_p_arr_[i]->note_l_drul_[LEFT]);
130 Tie_performer::do_post_move_processing ()
133 Moment now = now_mom ();
134 while (past_notes_pq_.size () && past_notes_pq_.front ().end_ < now)
135 past_notes_pq_.delmin ();
139 CNote_melodic_tuple::CNote_melodic_tuple ()
146 CNote_melodic_tuple::CNote_melodic_tuple (Audio_note *h, Melodic_req*m, Moment mom)
154 CNote_melodic_tuple::pitch_compare (CNote_melodic_tuple const&h1,
155 CNote_melodic_tuple const &h2)
157 return Melodic_req::compare (*h1.req_l_, *h2.req_l_);
161 CNote_melodic_tuple::time_compare (CNote_melodic_tuple const&h1,
162 CNote_melodic_tuple const &h2)
164 return (h1.end_ - h2.end_ ).sign ();