- Simultaneous_music * get_note_element (Note_req * ,Duration *);
- Simultaneous_music * get_chord (Musical_pitch, Array<Musical_pitch>*, Array<Musical_pitch>*, Musical_pitch*, Duration);
- Simultaneous_music* get_rest_element (String, Duration *);
- Simultaneous_music* get_word_element (String, Duration*);
- String notename_str (Melodic_req* melodic);
+ char const* here_ch_C() const;
+
+ Simultaneous_music * get_chord (Musical_pitch tonic, Array<Musical_pitch>* add_arr_p, Array<Musical_pitch>* sub_arr_p, Musical_pitch* inversion_p, Musical_pitch* bass_p, Duration d);
+
+ void set_chord_tremolo (int type_i);