X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fperformance.cc;h=4fa167d8261f93c14fed3f63ff14116ccad1a6df;hb=5b4b0d6e9a197e8f9eb085b7c2ad78b8be3e5cfc;hp=f77674fe5508043c84c88003d1c91c3507a1be44;hpb=8e300d9598c6f54cb18d8bc8cd0458fa1028d8b9;p=lilypond.git diff --git a/lily/performance.cc b/lily/performance.cc index f77674fe55..4fa167d826 100644 --- a/lily/performance.cc +++ b/lily/performance.cc @@ -3,171 +3,114 @@ source file of the GNU LilyPond music typesetter - (c) 1997--2001 Jan Nieuwenhuizen + (c) 1997--2008 Jan Nieuwenhuizen */ -#include -#include "debug.hh" -#include "string.hh" -#include "string-convert.hh" -#include "main.hh" -#include "midi-def.hh" -#include "midi-item.hh" -#include "midi-stream.hh" +#include "performance.hh" + +#include +using namespace std; + #include "audio-column.hh" -#include "audio-item.hh" #include "audio-staff.hh" -#include "performance.hh" -#include "score.hh" -#include "file-results.hh" -#include "file-path.hh" +#include "file-name.hh" +#include "international.hh" #include "lily-version.hh" - -#include "killing-cons.tcc" +#include "main.hh" +#include "midi-chunk.hh" +#include "midi-stream.hh" +#include "score.hh" +#include "string-convert.hh" +#include "warn.hh" Performance::Performance () { - midi_l_ =0; - audio_elem_p_list_ = 0; + midi_ = 0; } - Performance::~Performance () { - delete audio_elem_p_list_; + junk_pointers (audio_elements_); } void -Performance::output (Midi_stream& midi_stream) +Performance::output (Midi_stream &midi_stream) const { - int tracks_i = audio_staff_l_arr_.size () + 1; - - // ugh - int clocks_per_4_i = 384; + int tracks_ = audio_staffs_.size (); - midi_stream << Midi_header (1, tracks_i, clocks_per_4_i); - output_header_track (midi_stream); - progress_indication ("\n"); - progress_indication (_ ("Track ... ")); + midi_stream.write (Midi_header (1, tracks_, 384)); + if (be_verbose_global) + progress_indication (_ ("Track...") + " "); + int channel = 0; - for (int i =0; i < audio_staff_l_arr_.size (); i++) + for (vsize i = 0; i < audio_staffs_.size (); i++) { - Audio_staff *s = audio_staff_l_arr_[i]; - if (verbose_global_b) - progress_indication ("[" + to_str (i)) ; + Audio_staff *s = audio_staffs_[i]; + if (be_verbose_global) + progress_indication ("[" + to_string (i)); + + int midi_channel = s->channel_; + + if (midi_channel < 0) + { + midi_channel = channel; + channel ++; + /* + MIDI players tend to ignore instrument settings on + channel 10, the percussion channel. + */ + if (channel % 16 == 9) + channel ++; + } /* - MIDI players tend to ignore instrument settings on - channel 10, the percussion channel by default. - */ - if (channel == 9) - channel++; - if (s->channel_i_ < 0) - s->channel_i_ = channel; - s->output (midi_stream, channel++); - if (verbose_global_b) + Huh? Why does each staff also have a separate channel? We + should map channels to voices, not staves. --hwn. + */ + if (midi_channel > 15) + { + warning (_ ("MIDI channel wrapped around")); + warning (_ ("remapping modulo 16")); + + midi_channel = midi_channel % 16; + } + + s->output (midi_stream, midi_channel); + if (be_verbose_global) progress_indication ("]"); } } - - -void -Performance::output_header_track (Midi_stream& midi_stream) -{ - Midi_track midi_track; - - midi_track.channel_i_ = 9; - - // perhaps multiple text events? - String id_str; - String str = String (_ ("Creator: ")); - id_str = String_convert::pad_to (gnu_lilypond_version_str (), 40); - str += id_str; - str += "\n"; - - /* - This seems silly, but in fact the audio elements should - be generated elsewhere: not midi-specific. - */ - Audio_text creator_a (Audio_text::TEXT, str); - Midi_text creator (&creator_a); - midi_track.add (Moment (0), &creator); - - /* Better not translate this */ - str = "Generated automatically by: "; - str += id_str; - str += _ (", at "); - time_t t (time (0)); - str += ctime (&t); - str = str.left_str (str.length_i () - 1); - - /* - Pad out time stamps to 120 chars. */ - - str = String_convert::pad_to (str, 120); - - Audio_text generate_a (Audio_text::TEXT, str); - Midi_text generate (&generate_a); - midi_track.add (Moment (0), &generate); - - str = _f ("from musical definition: %s", origin_str_); - - Audio_text from_a (Audio_text::TEXT, str); - Midi_text from (&from_a); - midi_track.add (Moment (0), &from); - - Audio_text track_name_a (Audio_text::TRACK_NAME, "Track " - + String_convert::i2dec_str (0, 0, '0')); - Midi_text track_name (&track_name_a); - - midi_track.add (Moment (0), &track_name); - - // Some sequencers read track 0 last. - // Audio_tempo tempo_a (midi_l_->get_tempo_i (Moment (Rational (1, 4)))); - // Midi_tempo tempo (&tempo_a); - // midi_track.add (Moment (0), &tempo); - - midi_stream << midi_track; -} - void Performance::add_element (Audio_element *p) { - if (Audio_staff*s=dynamic_cast (p)) - { - audio_staff_l_arr_.push (s); - } - else if (Audio_column *c = dynamic_cast (p)) - { - c->performance_l_ = this; - } - audio_elem_p_list_ = new Killing_cons (p, audio_elem_p_list_); + audio_elements_.push_back (p); } - void -Performance::process () +Performance::write_output (string out) const { - String out = output_name_global; if (out == "-") out = "lelie.midi"; - int def = midi_l_->get_next_score_count (); - if (def) - { - Path p = split_path (out); - p.base += "-" + to_str (def); - out = p.str (); - } /* Maybe a bit crude, but we had this before */ - Path p = split_path (out); - p.ext = "midi"; - out = p.str (); - + File_name file_name (out); + out = file_name.to_string (); + Midi_stream midi_stream (out); - progress_indication (_f ("MIDI output to `%s'...", out)); - target_str_global_array.push (out); + message (_f ("MIDI output to `%s'...", out)); output (midi_stream); progress_indication ("\n"); } + + +void +Performance::process () +{ +} + +Performance * +unsmob_performance (SCM x) +{ + return dynamic_cast (unsmob_music_output (x)); +}