%    Copyright (C) 1991 Silvio Levy
%     
%    This file 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 2 of the License, or
%    (at your option) any later version.
%
%    This file 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 this program.  If not, see <http://www.gnu.org/licenses/>.
%
%    As a special exception, if you create a document which uses this font,
%    and embed this font or unaltered portions of this font into the
%    document, this font does not by itself cause the resulting document to
%    be covered by the GNU General Public License. This exception does not
%    however invalidate any other reasons why the document might be covered
%    by the GNU General Public License. If you modify this font, you may
%    extend this exception to your version of the font, but you are not
%    obligated to do so. If you do not wish to do so, delete this exception
%    statement from your version.

if unknown gen_sigma : readfrom("gen_sigma") fi
     
def dims = 10u#,x_height#,desc_depth# enddef;
def ital = 0 enddef;
def fit_params = 0,0 enddef;
     
def gen_letter=
  pickup fine.nib;
  begingroup
    save t; t:=superness; interim superness:=.95t;
    pos2(curve,90); top y2r=h+oo;                       %top of left branch
    pos1(hair,180); bot y1=top y2r-4/3curve;            %tip of hook
    lft x1r=hround .5u; x2-x1=y2-y1;                    %central arc is round
    pos3(hair,0); pos4(hair,-180); rt x3r-lft x4r=stem; %bottom of cusp
    y4=y3; .5[x3,x4]=.5w; if monowidth: y3=0 else: y3-.5stem=vround(-.8d) fi;
    pos5(curve,-270); top y5r=h+oo; x5+.5curve=hround(w-.75u); %right branch
    pos5'(curve,0); z5'=z5;
    filldraw stroke z1e{up}...z2e{right}; drawloop(2,3,4,5);    %hook and cusp
    filldraw z5l{right}...z5'r{up}...z5r{left}--cycle;  %right branch
    if monowidth:                                       %complete stem
      x3'=x3r; x4'=x4r; y3'=y4'; y3'-.5stem=vround(-.8d);
      filldraw z3r--z3'{down}...{up}z4'--z4r--cycle; fi
  endgroup;
enddef;
     
cmchar "Lowercase gamma";
beginchar("g",dims);
this_letter; penlabels(1,2,3,3',4,4',5); endchar;
     
if boolean barebones: picture savedpicture; endinput; fi
     
cmchar "Lowercase sigma followed by gamma";
begindoublechar(oct"007",dim_sigma);
mid_sigma; middoublechar(dims); this_letter; endchar;
     
picture savedpicture;
