returns a map where the keys are the rank i of the musical events and the value, the position in beat of the i th event. Called with no arguments, the events considered are all the events in the score. With start, only the events whose position in beats is greater than start are considered. If a stop is specified, all events must have a position between start andstop`.

See also Score Introspection

[@always_next_event_except_sil_pos]   @bach_score   @current_event   @event_label_position   @make_bpm_map   @make_bpm_tab   @make_duration_map   @make_duration_tab   @make_label_bpm   @make_label_duration   @make_label_pitches   @make_label_pos   @make_pitch_tab   @make_score_map   [@next_event_except_sil_pos]   [@next_event_with_sil_pos]   [@next_sil_pos]   @optional_attributes    @performance_data    @score_duration    @score_tempi   @specified_duration