partial: 0.1.7.jcn

[lilypond.git] / lily / score-performer.cc

diff --git a/lily/score-performer.cc b/lily/score-performer.cc
index 944f44e0cca3c3bbf149636c647390fa104ad8ba..bb05c0f16a88ac815f1b550c1be64e4294639ecc 100644 (file)
--- a/lily/score-performer.cc
+++ b/lily/score-performer.cc
@@ -1,35 +1,37 @@
 /*
   score-performer.cc -- implement Score_performer
 
-  (c) 1996, 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-                 Jan Nieuwenhuizen <jan@digicash.com>
+  source file of the GNU LilyPond music typesetter
+  
+  (c) 1996, 1997 Jan Nieuwenhuizen <jan@digicash.com>
  */
 
+#include <time.h>
 #include "score-performer.hh"
 #include "input-translator.hh"
+#include "midi-def.hh"
+#include "audio-item.hh"
+#include "audio-column.hh"
+#include "audio-score.hh"
 #include "midi-item.hh"
 #include "midi-stream.hh"
 #include "string-convert.hh"
 #include "debug.hh"
+#include "main.hh"
+#include "score.hh"
+#include "source-file.hh"
+#include "source.hh"
 
 IMPLEMENT_IS_TYPE_B1(Score_performer,Performer_group_performer);
-IMPLEMENT_STATIC_NAME(Score_performer);
 ADD_THIS_PERFORMER(Score_performer);
 
 Score_performer::Score_performer()
 {
-    // not so much ugh, as [todo]
-    *mlog << "MIDI output to " << "lelie.midi" << " ...\n";    
-    midi_stream_p_ = new Midi_stream( "lelie.midi", 
-        // don-t forget: extra track 0 for tempo/copyright stuff...
-       //score_l_->staffs_.size() + 1, 
-       1, 
-       384 );
+    midi_l_ = 0;
 }
 
 Score_performer::~Score_performer()
 {
-    delete midi_stream_p_;
 }
 
 Translator* 
@@ -44,21 +46,90 @@ Score_performer::depth_i() const
     return Global_translator::depth_i();
 }
 
-void 
-Score_performer::play_event( Midi_item* l )
+void
+Score_performer::finish()
 {
-//    file_p_->output( l );
-//    cerr << String_convert::bin2hex_str( l->str() );
-    // this should be done at staff level, 
-    // cached per staff probably.
-    // but it generates output...
-    *midi_stream_p_ << *l;
+    Performer_group_performer::do_removal_processing();
+
+
+    Midi_stream output_stream( midi_l_->outfile_str_, midi_item_l_arr_.size() + 1, 384 );    
+    *mlog << "MIDI output to " << midi_l_->outfile_str_ << " ..." << endl;    
+
+    header( output_stream);
+//    int track_i = 1;
+    for (int i=0; i<  midi_item_l_arr_.size(); i++) {
+       Midi_item * it_p = midi_item_l_arr_[i];
+       
+//     if ( it_p->is_type_b( Midi_track::static_name()))
+//         ((Midi_track*)it_p )->number_i_ = track_i ++;
+       output_stream<< *it_p;
+    }
+    *output_stream.os_p_ << flush;
+    *mlog << endl;
+}
+
+void
+Score_performer::play( Audio_item* l )
+{
+    l->audio_column_l_ = audio_column_l_;
+    audio_column_l_->add( l );
+}
+
+void
+Score_performer::play( Midi_item* l )
+{
+    midi_item_l_arr_.push( l );
+}
+
+Moment
+Score_performer::get_mom() const
+{
+    return now_mom_;
+}
+
+void
+Score_performer::header(Midi_stream &output_stream)
+{
+    Midi_track midi_track;
+    
+    time_t t = time( 0 );
+
+    // perhaps multiple text events?
+    String str = String( "Creator: " ) + get_version_str() + "\n";
+
+    Midi_text creator( Midi_text::TEXT, str );
+    midi_track.add( Moment( 0 ), &creator );
+
+    str = "Automatically generated at ";
+    str += ctime( &t );
+    str = str.left_str( str.length_i() - 1 );
+    str += "\n";
+    Midi_text generate( Midi_text::TEXT, str );
+    midi_track.add( Moment( 0 ), &generate );
+
+    str = "from musical definition: ";
+
+    str += score_l_->location_str();
+    Midi_text from( Midi_text::TEXT, str );
+    midi_track.add( Moment( 0 ), &from );
+
+    Midi_text track_name( Midi_text::TRACK_NAME, "Track " 
+                         + String_convert::i2dec_str( 0, 0, '0' ) );
+    midi_track.add( Moment( 0 ), &track_name );
+
+    Midi_tempo tempo ( get_tempo_i() );
+    midi_track.add( Moment(0), &tempo);
+
+    output_stream  << midi_track;
 }
 
 void 
 Score_performer::prepare( Moment m )
 {
     now_mom_ = m;
+    audio_column_l_ = new Audio_column( m );
+    
+    score_l_->audio_score_p_->add( audio_column_l_ );
 }
 
 void 
@@ -68,3 +139,28 @@ Score_performer::process()
     prev_mom_ = now_mom_;
 }
 
+void
+Score_performer::set_score(Score* score_l )
+{
+    Global_translator::set_score( score_l );
+    midi_l_ = score_l->midi_p_;
+}
+
+void
+Score_performer::start()
+{
+    //<ugh>
+    int track_i = 1;
+    Performer_group_performer::set_track( track_i );
+    //</ugh>
+
+    if ( midi_l_->outfile_str_ == "" )
+       midi_l_->outfile_str_ = default_out_fn + ".midi";
+}
+
+
+int
+Score_performer::get_tempo_i()const
+{
+    return midi_l_->get_tempo_i(Moment( 1, 4 ));
+}