stafflines = 5;

staff_space#:=staffsize#/(stafflines-1);

% URG!
font_x_height  staff_space# ;

%
%  [D.K.Roush & J.S.Gourlay] say this should be 0.072
% We know better
% generally, the "blackness" of most chars depends on this.
%
stafflinethickness#:=0.1 staff_space#;

stemthickness# := stafflinethickness#;
ledgerlinethickness# := 2 stafflinethickness#;

define_pixels(staff_space, stemthickness);
define_pixels(stafflinethickness,ledgerlinethickness);

%
% Hand-engraved music often has balls extending above and below
% the lines.  If you like that, modify overdone heads (unit:
% stafflinethickness)
%

numeric overdone_heads;
overdone_heads = 0.0;

% 
% Because of the engraving/stamping process, no traditional
% characters have sharp edges and corners
% The following variable controls the amount of "roundness"
%
% this is not a meta variable: it is related to absolute sizes.
%
% According to [Wanske], only outside corners should be round
%
numeric blot_diameter;
blot_diameter# = .4pt#;
define_pixels(blot_diameter);