release: 0.0.36

[lilypond.git] / src / my-midi-parser.cc

diff --git a/src/my-midi-parser.cc b/src/my-midi-parser.cc
index 51dda6bd15e592257f94640554d6cee4d1407c3a..cd12082239c7e3bdb33b0751eb756b9c2e0044fa 100644 (file)
--- a/src/my-midi-parser.cc
+++ b/src/my-midi-parser.cc
@@ -3,6 +3,17 @@
 //
 // copyright 1997 Jan Nieuwenhuizen <jan@digicash.com>
 
+#include "proto.hh"
+
+#include "plist.hh"        // ugh
+#include "string.hh"
+#include "sourcefile.hh"
+#include "source.hh"
+#include "midi-main.hh"    // *tors
+
+#include "my-midi-lexer.hh"
+#include "my-midi-parser.hh"
+#include "midi-event.hh"
 #include "my-midi-lexer.hh"
 #include "my-midi-parser.hh"
 
@@ -19,14 +30,37 @@ My_midi_parser::My_midi_parser( String filename_str )
 {
        midi_lexer_p_ = new My_midi_lexer( filename_str );
        midi_parser_l_g = this;
+
+       midi_key_p_ = new Midi_key( 0, 0 );
+//     midi_tempo_p_ = new Midi_tempo( 384 ); // wiellie dunno!
+       // 07A120 == 500000
+       midi_tempo_p_ = new Midi_tempo( 0x07a120 ); // wiellie dunno!
+       midi_time_p_ = new Midi_time( 4, 4, 0x24, 8 );
+
        defined_ch_c_l_ = 0;
        fatal_error_i_ = 0;
+       now_f_ = 0;
+       step_f_ = 0;
+
+       for ( int i = 0; i < CHANNELS_i; i++ )
+               for ( int j = 0; j < PITCHES_i; j++ )
+                       running_f_f_a_[ i ][ j ] = 0;
 }
 
 My_midi_parser::~My_midi_parser()
 {
        delete midi_lexer_p_;
        midi_parser_l_g = 0;
+       delete midi_key_p_;
+       delete midi_tempo_p_;
+       delete midi_time_p_;
+}
+
+void
+My_midi_parser::add_score( Midi_score* midi_score_p )
+{
+       midi_score_p_array_.push( midi_score_p );
+       cout << endl;
 }
 
 void
@@ -38,6 +72,39 @@ My_midi_parser::error( char const* sz_l )
                exit( fatal_error_i_ );
 }
 
+void
+My_midi_parser::forward( Real f )
+{
+       // ugh
+       if ( f )
+               step_f_ = f;
+       now_f_ += step_f_;
+}
+
+void
+My_midi_parser::note_begin( int channel_i, int pitch_i, int dyn_i )
+{
+       // one pitch a channel at time!
+       //  heu, what if start at t = 0?
+//     assert( !running_f_f_a_[ channel_i ][ pitch_i ] );
+       running_f_f_a_[ channel_i ][ pitch_i ] = now_f_;
+}
+
+Midi_event*
+My_midi_parser::note_end_midi_event_p( int channel_i, int pitch_i, int dyn_i )
+{
+       Real start_f = running_f_f_a_[ channel_i ] [ pitch_i ];
+       // did we start? -> heu, don-t know: what if start at t = 0?
+//     assert( start_f ); 
+       return new Midi_note( midi_key_p_, midi_time_p_, clocks_per_whole_i_, pitch_i, now_f_ - start_f );
+}
+
+int
+My_midi_parser::output( String filename_str )
+{
+       return 0;
+}
+
 int
 My_midi_parser::parse()
 {
@@ -45,8 +112,31 @@ My_midi_parser::parse()
 }
 
 void
-My_midi_parser::add_score( Midi_score* midi_score_p )
+My_midi_parser::set_division( int clocks_per_4_i )
 {
-       midi_score_p_array_.push( midi_score_p );
+       clocks_per_whole_i_ = clocks_per_4_i * 4;
+       if ( clocks_per_4_i < 0 )
+               warning( "seconds iso metrical time" , 0 );
+}
+
+void
+My_midi_parser::set_key( int accidentals_i, int minor_i )
+{
+       delete midi_key_p_;
+       midi_key_p_ = new Midi_key( accidentals_i, minor_i );
+}
+
+void
+My_midi_parser::set_tempo( int useconds_i )
+{
+       delete midi_tempo_p_;
+       midi_tempo_p_ = new Midi_tempo( useconds_i );
+}
+
+void
+My_midi_parser::set_time( int num_i, int den_i, int clocks_i, int count_32_i )
+{
+       delete midi_time_p_;
+       midi_time_p_ = new Midi_time( num_i, den_i, clocks_i, count_32_i );
 }