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%    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_acc : readfrom("gen_acc") fi
if unknown gen_sigma : readfrom("gen_sigma") fi
     
def width = 7.75u enddef;
def height = x_height enddef;
def dims = width#,height#,0 enddef;
def ital = 0 enddef;
def fit_params = 0,0 enddef;
     
def gen_letter =
  pickup fine.nib;
  pos2(vstem,90); x2=.5w; top y2r=x_height+o;           %top point
  pos7(vstem,630); x2=x7; bot y7r=-o;                   %bottom point
  rt x1r=hround(w-.75u); bot y1l=.3[bot y2l,bar_height];        %top end
  z1'=(x1r,y1l+.5(flare-currentbreadth));               %approximation to z1
  numeric slope; slope=angle((z2-z1')yscaled 2); pos1(flare,slope-90);
  bar_height=.5[y1,y8]; x8=x1; pos8(flare,slope+90);    %bottom end
  pos3(vstem,120); lft x3r=hround .75u; y3=.5[y4r,y2r]; %top left bulge
  pos6(vstem,600); x6=x3; y6=.5[y5r,y7r];               %bottom left bulge
  y6:=y6r;y3:=y3r;                      %for the benefit of pulled_arc
  top y5r-bot y4r=curve; y5+y4=2bar_height; x5=x4=x2;   %loop
  pos4(vair,-90); pos5(vair,90);
  filldraw stroke z1e{dir slope}...pulled_arc.e(2,3);   %top
  drawloop(3,4,5,6);                                    %loop and bottom
  forsuffixes e=l,r:
    path foo.e; foo.e= z8e...pulled_arc.e(7,6);
    if angle(direction 0 of foo.e) > angle(z8r-z8l):
    foo.e:= z8e{z8r-z8l}...pulled_arc.e(7,6); fi
  endfor;
  filldraw stroke foo.e;
  numeric x_baryctr; x_baryctr=x2;                      %accent reference
enddef;
     
cmchar "Lowercase epsilon";
beginchar("e",dims);
this_letter; penlabels(1,2,3,4,5,6,7,8); endchar;
     
if boolean barebones: picture savedpicture; endinput; fi
     
cmchar "Lowercase epsilon with grave";
beginchar(oct"340",width#,acc_ht#,0); this_letter; grave(x_baryctr);
endchar;
     
cmchar "Lowercase epsilon with rough breathing";
beginchar(oct"341",width#,acc_ht#,0);
this_letter; spirit(x_baryctr)<; endchar;
     
cmchar "Lowercase epsilon with smooth breathing";
beginchar(oct"342",width#,acc_ht#,0);
this_letter; spirit(x_baryctr)>; endchar;
     
cmchar "Lowercase sigma followed by epsilon with grave";
begindoublechar(oct"343",dim_sigma);
mid_sigma; middoublechar(width#,acc_ht#,0);
this_letter; grave(x_baryctr); endchar;
     
cmchar "Lowercase epsilon with acute";
beginchar(oct"350",width#,acc_ht#,0);
this_letter; acute(x_baryctr); endchar;
     
cmchar "Lowercase epsilon with rough breathing and acute";
beginchar(oct"351",width#,acc_ht#,0);
this_letter; spirit_acute(x_baryctr)<; endchar;
     
cmchar "Lowercase epsilon with smooth breathing and acute";
beginchar(oct"352",width#,acc_ht#,0);
this_letter; spirit_acute(x_baryctr)>; endchar;
     
cmchar "Lowercase sigma followed by epsilon with acute";
begindoublechar(oct"353",dim_sigma);
mid_sigma; middoublechar(width#,acc_ht#,0);
this_letter; acute(x_baryctr); endchar;
     
cmchar "Lowercase sigma followed by epsilon";
begindoublechar(oct"005",dim_sigma);
mid_sigma; middoublechar(dims); this_letter; endchar;
     
picture savedpicture;