static Real default_bar_spacing (Grob*,Grob*,Grob*,Moment) ;
static Real note_spacing (Grob*,Grob*,Grob*,Moment) ;
static Real get_duration_space (Grob*,Moment dur, Moment shortest) ;
static Real default_bar_spacing (Grob*,Grob*,Grob*,Moment) ;
static Real note_spacing (Grob*,Grob*,Grob*,Moment) ;
static Real get_duration_space (Grob*,Moment dur, Moment shortest) ;