r.mf

%% r.mf

%% * (1) Copyright and License.

%%%% This file is part of the source code for Mariu, a calligraphic font, programmed in METAFONT.
%%%% Copyright (C) 2022 Laurence D. Finston

%%%% Mariu is free software; you can redistribute it and/or modify 
%%%% it under the terms of the GNU General Public License as published by 
%%%% the Free Software Foundation; either version 3 of the License, or 
%%%% (at your option) any later version.  

%%%% Mariu is distributed in the hope that it will be useful, 
%%%% but WITHOUT ANY WARRANTY; without even the implied warranty of 
%%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
%%%% GNU General Public License for more details.  

%%%% You should have received a copy of the GNU General Public License 
%%%% along with Mariu; if not, write to the Free Software 
%%%% Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA 

%%%% Please send bug reports to Laurence.Finston@gmx.de

%%%% The author can be contacted at: 

%%%% Laurence D. Finston 
%%%% Laurence.Finston@gmx.de


% This is r.mf
% Revised Nov.  4, 1996.
%special "grayfont black";

do_fill:=true;
%do_fill:=false;

beginchar("r",4.6pt#,6.2pt#,0pt#); "The letter r";
clear_vars;
scaling_factor = 45/40;
nom_w = scaling_factor*3.6pt;
nom_h = scaling_factor*5.2pt;

% This does the downstroke.

begingroup save a,b,c,f,g,h,i;

a = 1;
b = 1;
c = 1.4;
f = 1;
g = 1;

pickup my_fill_pen; 
pos0(nib,40);pos1(nib,42.5);pos2(nib,42.5);pos3(nib,40);pos4(nib,40);
pos5(nib,40);

top rt z0r = (59/128 nom_w, nom_h);
z1 = (dir -90 * whatever) shifted z0; 
y1r = 46/64 nom_h;
bot lft z2l = (13/64 nom_w, 16/64 nom_h);
bot lft z3l = (23/64 nom_w, -1/128 nom_h);
z4 = (dir 0 * whatever) shifted z3; 
x4 = x3 + 5/128 nom_w;
z5 = (dir 40 * whatever) shifted z4; 
rt x5r = 3/4 nom_w;

convert_path.p0
(z0e..tension a..z1e{dir -95}..tension b..z2e..tension c..%
z3e..tension f..z4e..tension g..{z5-z4}z5e);

if do_fill=true:
filldraw subpath(0,4) of p0.l -- %
reverse subpath(0,4) of p0.r -- cycle;
my_pen(40); draw z4..z5;
fi;

endgroup;

%% This does the forestroke

begingroup save a,b,c;

a = 50;


pickup my_fill_pen;

pos6(nib,a);pos7(nib,a);

lft top z6l = (0, 53/64 nom_h);
z7 = (dir (45-92.5) * whatever) shifted z6; 
rt x7r = 29/64 nom_w;

if do_fill=true:
my_pen(a); draw z6..z7;
fi;

endgroup;

%% This does the arm.

pickup my_fill_pen; 
pos8(nib,40);pos9(nib,40);
z8 = (3/8 nom_w, 46/64 nom_h);
z9 = (dir 40 * whatever) shifted z8; 
rt x9r = 41/64 nom_w;

if do_fill=true:
my_pen(45); draw z8..z9;
fi;

begingroup save a,b,c;

a = 52.5;

pickup my_fill_pen; 
pos10(nib,a);pos11(nib,a);
top rt z10r = (42/64 nom_w, 62/64 nom_h);
bot rt z11r = (nom_w, 100/128 nom_h);

if do_fill=true:
my_pen(a); draw z10..z11;
fi;

endgroup;

%do_letter_shift := false;
if do_letter_shift = true:
do_rules := false;
letter_shift (v0,.275pt, 0);
else:
penlabels(range 0 thru 11);
input nom_rules;
fi;

endchar;


% Local Variables:
% auto-save-interval:0
% End: