% These are the lowercase letters of the rgr-package version 1.1 % prepared on Jan 16, 1990; Lille % % ALFA def width = 9u enddef; def height = x_height enddef; def dims = width#,height#,0 enddef; def ital = 0 enddef; def fit_params = 0,.5u# enddef; def gen_letter = pickup fine.nib; pos1(stem,0); top y1=x_height+oo; rt x1r=hround(w-.5u); %top right pos2(vstem,-90); pos4(vstem,-270); x4=x2=.5w-u; bot y2r=-oo; top y4r=x_height+oo; %bottom and top bulges pos3(hair,-180); lft x3r=hround .75u; y3=.5[y2,y4]; %left bulge pos6(vstem,90); x6=w-u; y6=y2; %bottom right % numeric theta; theta=angle((x4-x6),2.5(y4-y6))-90; pos5(hair,0); x5=.65[x4,x6]; y5=y3; %point of inflection alpha_tail(6,7); %hook filldraw stroke z1e{(x2-x1,2(y2-y1))}... %diagonal pulled_arc.e(2,3) & pulled_arc.e(3,4) %bowl ...z5e{down}...z6e{right}...{up}z7e; %diagonal and numeric x_baryctr; x_baryctr= .25[x4,x1]; numeric pos_stem; pos_stem=x_baryctr; %iota reference enddef; cmchar "Lowercase alpha"; beginchar("a",dims); this_letter; penlabels(1,2,3,4,5,6,7); endchar; cmchar "Lowercase alpha with rough breathing"; beginchar(oct"001",width#,acc_ht#,0); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase alpha with smooth breathing"; beginchar(oct"002",width#,acc_ht#,0); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase alpha with acute"; beginchar(oct"003",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase alpha with rough breathing and acute"; beginchar(oct"004",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase alpha with smooth breathing and acute"; beginchar(oct"005",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; cmchar "Lowercase alpha with circumflex"; beginchar(oct"006",width#,circ_ht#,0); this_letter; circumflex(x_baryctr); endchar; picture pic.iota; picture savedpicture; % BHTA def dims = 9u#,asc_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; numeric thin_stem; thin_stem=.6[hair,stem]; % for upper bowl numeric tilt; tilt=min(2*otilt,.5); % for both bowls pos1(stem,180); y1-.5stem=-d-o; % bottom left pos2(hair,180); y2=.5bar_height; % self-intersection (cf. z15) x1=x2; lft x1r=hround(.75u+.5(hair-stem)); % i.e., lft x2r ~ .75u x3r=x2r; % beginning of curve top y5r=h+oo; bot y14r=-oo; x5r=x14r; % top and bottom bulges top y10r=vstem+bot y9r=x_height; x9r=x10r; % top and bottom of cusp rt x12r=hround(w-.75u); % lower right bulge x5r=.5[lft x2r,rt x12r]; x9r-.5vstem=hround(x5r-.5u-.5vstem); % we want to simulate the following relations, to make slopes consistent % (where |z7| is the upper right bulge): % | z5r-z3r=whatever*(z9r-z7r)=whatever*(z14r-z12r);| % | z7r-z5r=whatever*(z12r-z10r)=whatever*(z5r-z3r) yscaled -1;| numeric slope; slope=((y10r-y12r)+(y12r-y14r))/((x12r-x10r)+(x12r-x14r)); z7'r=z9r+whatever*(1,slope); z7'r=z5r+whatever*(1,-slope); y7r=y7'r; rt x7r=hround rt x7'r; z12r=z14r+whatever*(1,slope); z3r=z5r+whatever*(1,slope); filldraw double_circ_stroke gr_arc.e(7,6,5)(hair,thin_stem,tilt).. gr_arc.e(5,4,3)(hair,thin_stem,tilt)..{down}z2e..z1e; % top and left z2=z15; pos15(hair,slope-90); % intersection pt numeric slope; slope=angle((z14r-z15)yscaled 2); filldraw stroke z15e{dir slope}...gr_arc.e(14,13,12)(hair,stem,tilt); % bot forsuffixes e=r,l: path curv[]e; numeric S[]e; curv1e=reverse gr_arc.e(9,8,7)(hair,thin_stem,tilt); % cusp bottom curv2e=gr_arc.e(12,11,10)(hair,stem,tilt); endfor % cusp top (S1r,S2r)=curv1r intersectiontimes curv2r; (whatever,S2l)=curv1r intersectiontimes curv2l; (S1l,whatever)=curv1l intersectiontimes curv2r; if S1l=-1 : S1l:=2; fi if S2l=-1 : S2l:=2; fi filldraw stroke subpath(0,S1e+eps) of curv1e; % fill in cusp filldraw stroke subpath(0,S2e+eps) of curv2e; filldraw subpath (S1r+eps,2) of curv1r...subpath(2,S2r+eps) of curv2r..cycle; enddef; cmchar "Lowercase beta"; beginchar("b",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15); endchar; picture savedpicture; % GAMMA 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; bot y3=-d-oo; 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); 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; picture savedpicture; % DELTA def dims = 8.5u#,asc_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; top y1r=vround(if not monowidth:.95 fi x_height+oo); x1r=.5w; % top of loop x5r=.5w; bot y5r=-oo; % bottom of ditto lft x3r=w-rt x7r=hround(.75u); y3r=y7r=.5[y1r,y5r]; % left and right bulge filldraw stroke gr_arc.e(1,2,3)(vair,stem,.5otilt) % three quadrants of l & gr_arc.e(3,4,5)(vair,stem,.5otilt) & gr_arc.e(5,6,7)(vair,stem,.5otilt); % we now draw the hook |z8..z9..z10|. It must satisfy the following ints: % its outer contour is symmetric with respect to some axis containing |z9l|; % one end is known, the width there is |thin_stem|, and the width at |z10| % is, ideally, stem. (But since we may have to change that we callt |Stem|.) z8l=z1l; numeric thin_stem, med_stem; thin_stem=.5[hair,Stem]; % the aperture, measured perpendicular to the axis, equals |Stem| numeric apert; apert=2Stem+thin_stem-currentbreadth; % |apeth(z10l-z8l);| numeric left_goal; lft left_goal=vround(lft x3r+.5u); % most tangent known numeric top_goal; top top_goal=h+oo; % highest tangent known % if by taking |Stem=stem| we got |apert > top_goal-y1l|, the problem might % not have a solution with a horizontal tangent; in that case the % constraint is on |apert|: if 2stem+.7[hair,stem]-currentbreadth>top_goal-y8l: apert=top_goal-y8l; else: Stem=stem; fi % we first estimate the slope of the axis by imagining that, in the vicinity % of |z9l|, the hook looks like a semicircle of diameter |apert/2|. % (this value is empiric, but reasonable because the tension is high) z0l=(left_goal+.25apert,top_goal-.25apert); % center of semicircle numeric axis; axis=angle(z0l-z8l)+angle(length(z0l-z8l)+-+.5apert,.5apert); z9l=z0l+(.25apert,0)rotated(axis); z10l=z8l+(0,-apert)rotated(axis); % we now iterate, correcting |z9l| until the tangencies are satisfied path hook; numeric left_real; numeric top_real; forever: hook:=z8l{dir(axis)}..tension 1.5..z9l..tension 1.5..{-dir(axis)}z10l; if directiontime up of hook=-1: left_error:=0; message "hook has no vertical tangent!"; else: left_error:=xpart directionpoint up of hook-left_goal; fi if directiontime right of hook=-1: top_error:=0; message "hook has no horizontal tangent!"; else: top_error:=ypart directionpoint right of hook-top_goal; fi exitif (abs(left_error)<.05) and (abs(top_error)<.05); x9l:=x9l-left_error; y9l:=y9l-top_error; axis:=angle(z9l-z8l)+angle(length(z9l-z8l)+-+.5apert,.5apert); x10l:=x8l+apert*sind axis; y10l:=y8l-apert*cosd axis; endfor pos8(thin_stem,axis-90); pos10(Stem,axis+90); pos9(.3[hair,Stem],axis+180); filldraw stroke z7e{z7'e}..{dir axis}z8e..tension 1.5..z9e..tension 1.5..{-dir axis}z10e; enddef; cmchar "Lowercase delta"; beginchar("d",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % EYILON def width = 7.25u 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(.8vstem,90); x2=.5w; top y2r=x_height+o; % top point pos7(vstem,630); x2=x7; bot y7r=-o; % bottom point rt x1r=hround(w-u); 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(.5flare,slope-30); 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; cmchar "Lowercase epsilon with rough breathing"; beginchar(oct"037",width#,acc_ht#,0); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase epsilon with smooth breathing"; beginchar(oct"040",width#,acc_ht#,0); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase epsilon with acute"; beginchar(oct"044",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase epsilon with rough breathing and acute"; beginchar(oct"177",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase epsilon with smooth breathing and acute"; beginchar(oct"046",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; picture savedpicture; % ZHTA def dims = 8.5u#,asc_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; pos4(hair,-180); y4=bar_height; lft x4r=hround(.75u); % left bulge pos6(hair,-180); rt x6l=hround(w-.75u); y6=-.5stem; % bottom right y3+.5stem=h+o; x3+.5stem=hround(rt x6l-.25u); % top right numeric slope; slope=angle((z3-z4)xscaled 2); pos3(hair,slope+90); pos5(stem,-90); bot y5r=0; x5=.5w; % inflection pt pos7(vstem,-270); y6=.5[y7r,y5r]; x7-.5vstem=hround x5; pos2(stem,slope+90); z2l=z3l; filldraw double_circ_stroke % bowl and tail z7e{right}...z6e{up}...z5e{left}...z4e{up}...z2e{dir slope}; % where handle attaches pos1(curve,0); lft x1l=hround(lft x4r+.25u); y1+.5curve=h+o; % end of handle filldraw circ_stroke z1e{down}...z3e{dir slope}; enddef; cmchar "Lowercase zeta"; beginchar("z",dims); this_letter; penlabels(1,2,3,4,5,6,7,8); endchar; picture savedpicture; % HTA def width = 8.5u enddef; def dims = width#,x_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = if straight: .75 else: .5 fi u#,0 enddef; def gen_letter = pickup fine.nib; y1r-.5stem=-d-o; pos1(stem,0); rt x2r=hround(w-.75u); y2r=.5x_height; pos2(hair,0); lft x5r=hround(1.5u); y5-.5stem=-o; pos5(stem,-180); top y4r=x_height+o; x4r=.5[lft x2l,rt x5l]; pos6(hair,180); y6=y2; if straight: x1=x2;x5=x6; pos4(stem,90); filldraw double_circ_stroke z1e--pulled_arc.e(2,4)&pulled_arc.e(4,6)--z5e; else: x1r=x2r; z2'l=z2'r=up; filldraw circ_stroke z1e{up}...gr_arc.e(2,3,4)(hair,stem,.8); % right leg filldraw circ_stroke z5e{(z4-z5) yscaled 4}...z4e{-z4'e}; % left leg z6r=((0,y2)--(w,y2)) intersectionpoint (z5r{(z4-z5) yscaled 4}...z4r{-z4'r}); fi pos8(vstem,0); rt x8r=hround(lft x6r-.75u); % end of handle pos7(vstem,-90); top y7l=x_height+o; z8r=z7r; % top of handle filldraw circ_stroke z8e{up}...z7e{right}...z6e{down}; numeric x_baryctr; x_baryctr=.1[x4,x7]; % accent reference numeric pos_stem; pos_stem=x5; % iota reference enddef; cmchar "Lowercase eta"; beginchar("h",dims); this_letter; penlabels(1,2,3,4,5,6,7,8); endchar; cmchar "Lowercase eta with rough breathing"; beginchar(oct"007",width#,acc_ht#,desc_depth#); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase eta with smooth breathing"; beginchar(oct"010",width#,acc_ht#,desc_depth#); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase eta with acute"; beginchar(oct"011",width#,acc_ht#,desc_depth#); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase eta with rough breathing and acute"; beginchar(oct"012",width#,acc_ht#,desc_depth#); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase eta with smooth breathing and acute"; beginchar(oct"013",width#,acc_ht#,desc_depth#); this_letter; spirit_acute(x_baryctr)>; endchar; cmchar "Lowercase eta with circumflex"; beginchar(oct"014",width#,circ_ht#,desc_depth#); this_letter; circumflex(x_baryctr); endchar; picture pic.iota; picture savedpicture; % JHTA def dims = 9u#,asc_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; lft x4r=w-rt x8r=hround .75u; y4r=y8r=.5h; % left and right bulges x2r=x6r=.5w; top y2r=h+o; bot y6r=-o; % top and bottom filldraw stroke gr_arc.e(8,1,2)(vair,stem,otilt) & gr_arc.e(2,3,4)(vair,stem,otilt) & gr_arc.e(4,5,6)(vair,stem,otilt) & gr_arc.e(6,7,8)(vair,stem,otilt); pos4`(bar,90); pos8`(bar,90); x4`=x4; x8`=x8; y4`=y8`=.05[y4,y2]; filldraw stroke z4`e--z8`e; % bar enddef; cmchar "Lowercase theta"; beginchar("j",dims); this_letter; penlabels(1,2,3,4,4`,5,6,7,8,8`); endchar; picture savedpicture; % IWTA def width = 5u enddef; def dims = width#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = if monospace: u#,u# else:0,2curve#-3u# fi enddef; def gen_letter= pickup fine.nib; pos1(flare,180); lft x1r=hround u; top y1=x_height+oo; % top numeric neck; neck=.2[hair,stem]; pos2(neck,180); .2[lft x2r,rt x2l]=.2[lft x1r,rt x1l]; % neck pos3(curve,-90); bot y3r=-oo; % bottom y2r=if monowidth: 2 else: 1.5 fi[bot y3r,top y3l]; z3r-z2r=whatever*(1,-1.25); if monowidth: y4r+.5neck=vround y2r; x3=.5[x2,x4]; pos4(neck,0); % tip of hook filldraw stroke z4e...z3e...z2e---z1e; else: z4l=z4r; top y4r=y2r; z4l-z3l=whatever*(1,1); path p.r, p.l; forsuffixes e=r,l: p.e=z1e---z2e...z3e...z4e; endfor rt x3.5r=hround(rt xpart directionpoint up of p.r); z4'r=direction 3 of p.r; z3'r=direction 2 of p.r; forever: % avoid bad vertical tangent between 2l and 3l x2.5l:= rt xpart directionpoint down of p.l; exitif abs(hround(x2.5l)-x2.5l)<.05; x2l:=x2l+hround(x2.5l)-x2.5l; p.l:=(z1l---z2l...z3l...z4l); endfor p.r:=z1r---z2r...club.r(3,3.5,4); % avoid bad vertical tangent between 3r and 4r filldraw stroke p.e; fi numeric x_baryctr; x_baryctr=x1; enddef; cmchar "Lowercase iota"; beginchar("i",dims); this_letter; penlabels(1,2,3,4); endchar; cmchar "Lowercase iota with rough breathing"; beginchar(oct"023",width#,acc_ht#,0); this_letter; spirit(x_baryctr if serifs: +.25u fi)<; endchar; cmchar "Lowercase iota with smooth breathing"; beginchar(oct"024",width#,acc_ht#,0); this_letter; spirit(x_baryctr if serifs: -.25u fi)>; endchar; cmchar "Lowercase iota with acute"; beginchar(oct"025",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase iota with rough breathing and acute"; beginchar(oct"026",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase iota with smooth breathing and acute"; beginchar(oct"027",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; cmchar "Lowercase iota with circumflex"; beginchar(oct"030",width#,circ_ht#,0); this_letter; circumflex(x_baryctr); endchar; picture savedpicture; % KAPPA def dims = 9.5u#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; x1-.5stem=hround .75u; y1-.5stem=-o; % lower left z1+z3=(w,h); z2=.5[z1,z3]; % upper right and mid z1'=(z3-z1) if monowidth: xscaled 1/2 fi; % slope at 1 and 3 pos1(stem,angle z1'+90); pos2(.6[hair,stem],angle z1'+90); pos3(stem,angle z1'+90); filldraw double_circ_stroke z1e{z1'}..z2e..{z1'}z3e; % diagonal stroke z4=if monowidth: z1 else: 1/3[z1,z3] fi; z4-z1=z3-z7; % handle attachments z4'=if monowidth: z1' else: (z3-z1) xscaled .25 fi; % slope at 4 and 7 pos4(hair,angle z4'-90); pos7(hair,angle z4'+90); pos5(vstem,90); top y5r=h+o; pos6(vstem,180); z6l=z5l; lft x6r=hround(x1-.5stem-.25u); filldraw circ_stroke z6e{up}...z5e{right}...z4e{-z4'}; % left handle pos8(.5[vstem,stem],-90); bot y8r=-o; rt x9r=hround(x3+.5stem+.25u); pos9(.5[vstem,stem],0); z9l=z8l; filldraw circ_stroke z9e{down}...z8e{left}...z7e{z4'}; % right handle enddef; cmchar "Lowercase kappa"; beginchar("k",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % LAMBDA def dims = 9.5u#,asc_height#,0 enddef; def ital = 0 enddef; def fit_params = -.25u#,-.25u# enddef; def krn = -.75u# enddef; def gen_letter= pickup fine.nib; x1-.5stem=hround .75u; y1+.5stem=h; % top left z1'=(1,.2); pos1(stem,angle z1'+90); % direction at z1 x3+x1=w; y3-.5stem=-oo; pos3(stem,-angle z1'+90); % bottom right y2=x_height-.5u; x2=.5[x1,x3]; % attachment z2'=(z3-z1)yscaled 2; pos2(hair,angle z2'+90); % direction at z4 filldraw double_circ_stroke z1e{z1'}... z2e{(z3-z1)yscaled 2}...{z1' yscaled -1}z3e; % diagonal lft x4l=hround.75u; bot y4l=0; % bottom left numeric stem'; stem'=stem-currentbreadth; numeric slope; % from z4 to z4 slope=angle(z2-z4l)+angle(length(z2-z4l)+-+.5stem',.5stem'); x4r=x4l+(stem'/sind slope); y4r=y4l; z4=.5[z4r,z4l]; path p; p=z1{z1'}...z2{(z3-z1)yscaled 2}...{z1' yscaled -1}z3; forsuffixes e=r,l: z5e=(z4e--(z4e+2(z2-z4))) intersectionpoint p; endfor filldraw stroke z4e{(z2-z4)if not monowidth: xscaled 1.2 fi}..z5e; enddef; cmchar "Lowercase lambda"; beginchar("l",dims); this_letter; penlabels(1,2,3,4,5); endchar; picture savedpicture; % MI def dims = 9.5u#,x_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,.5stem# enddef; def gen_letter= pickup fine.nib; y6+.5stem=h+o; pos6(stem,0); rt x6r=hround(w-vstem); % top right x5r=.5[x1,x6]; bot y5r=-oo; % bottom of bowl if straight: lft x1r=hround .75 u; y1+.5stem=h+o; pos1(stem,180); % top left x4=x1; x9=x6; y9=y4=.5x_height; pos4(stem,180); pos9(stem,0); pos5(vstem, 270); filldraw double_circ_stroke z1e..pulled_arc.e(4,5)&pulled_arc.e(5,9)..z6e; y8-.5stem=-d-oo; x8=x1; pos8(stem,180); % end of handle filldraw circ_stroke z8e..z4e; else: lft x2r=rt x2l-stem=hround .75u; % vertical tangents of left bulb top y1r=h+o; x1r=.5[x2r,x2l]; z1=z1l=z1r; z1'r=-z1'l=left; % top left y3r=.4[y1r,y5r]; lft x3r=x1r-.5hair; % middle left numeric tilt; tilt:=.6; path p.r, p.l; p.l=gr_arc.l(3,4,5)(hair,.4[hair,stem],tilt)...{up}z6l; p.r=subpath (2(1-tilt),2) of gr_arc.r(3,4,5)(fie,fo,fum)...{up}z6r; z3.5r=z4r; z3.5'r=z4'r; z3.5l=z3l; z3.5'l=z3'l; % a hybrid filldraw double_circ_stroke club.e(1,2,3.5) & p.e; % bowl x8=lft x2r+.5stem; bot y8=-d-oo; % end of handle pos8(stem,angle(z4'l xscaled 2)-120); z8'r=z8'l=z4'l xscaled 2; assign_z3'r(z3'l); % so club.r won't get confused lft x7r=rt x7l-max(hair,2)=lft x2r; % vertical tangents of handle filldraw double_circ_stroke club.e(3,7,8); % handle y9r=max(y4r+epsilon,-oo+2vstem); % where hook attaches z9r=((0,y9r)--(w,y9r)) intersectionpoint p.r; pos9(hair,0); fi pos10(vstem,90); y10l=y5r; x10-x9=vstem; % bottom of hook pos11(hair,180); top y11=bot y10l+4/3vstem; % tip of hook rt x11l=hround(x10+(y11-y10)+.5hair); % central arc is round filldraw stroke z9e{down}..z10e{right}..{up}z11e; % hook enddef; cmchar "Lowercase mu"; beginchar("m",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10,11); endchar; picture savedpicture; % NI def dims = 8.5u#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; rt x4r=hround(w-.75u); lft x4l-rt x4r=hround -.2[hair,stem]; % vert tangents x5=lft x4l; y5+.5hair=h+oo; z5'l=z5'r=(u,-.2h); % right tip pos5(hair,angle z5'l+90); pos3(whatever,-90); bot y3r=-oo; x3=.5w; z3'l=z3'r=z5'l xscaled -2; % bottom z3l+whatever*z3'l=z3r+(stem-currentbreadth)*(dir(angle z3'l-90)); % width=stem filldraw circ_stroke club.e(5,4,3); % right stroke y1+.5stem=h+oo; x1-.5stem=hround.75u; % left tip z1'=(9u,-h); pos1(stem,angle z1'-90); z2r=z3r; z2l-z3l=(hair-currentbreadth,0); filldraw circ_stroke z1e{z1'}...{down}z2e; % left stroke enddef; cmchar "Lowercase nu"; beginchar("n",dims); this_letter; penlabels(1,2,3,4,5); endchar; picture savedpicture; % XI def dims = 8.5u#,asc_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; lft x7r=rt x7l-hair=hround(.75u); x7=.5[x7r,x7r]; % big bulge pos8(stem,-90); bot y8r=0; x8=.5w; z8'r=z8'l=left; % inflection pt pos9(hair,-180); rt x9l=hround(w-.75u); y9=-.5stem; % bottom right y6+.5stem=x_height+o; x6+.5stem=hround(rt x9l-1.5u); % middle right numeric slope; slope=angle(5(x6-x7),y6-y8); pos6(stem,slope+90); z6'r=z6'l=dir slope; pos10(vstem,-270); y9=.5[y10r,y8r]; x10-.5vstem=hround x8; filldraw double_circ_stroke % bowl and tail z10e{right}...z9e{up}...club.e(8,7,6); pos5(hair,slope-90); z5l=z6r; % attachment z4=.5[z3,z5]+whatever*dir slope; % small bulge pos4(hair,-180); lft x4r=hround(lft x7r+1.5u); y3+.5stem=h+o; x3+.5stem=hround(rt x9l-.25u); pos3(hair,slope+90); % top rt pos2(stem,slope+90); z2l=z3l; filldraw circ_stroke z2e{-dir slope}..z4{down}...z5e{dir slope}; % where handle attaches pos1(curve,0); lft x1l=hround(lft x7r+.25u); y1+.5curve=h+o; % end of handle filldraw circ_stroke z1e{down}...z3e{dir slope}; enddef; cmchar "Lowercase xi"; beginchar("x",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % OMIKRON def width = 9.5u enddef; def dims = width#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; lft x4r=hround .75u; x8r=w-x4r; y4r=y8r=.5x_height; % top and bottom top y2r=x_height+oo; bot y6r=-oo; x2r=x6r=.5w; % right and left filldraw stroke gr_arc.e(8,1,2)(vair,curve,otilt) & gr_arc.e(2,3,4)(vair,curve,otilt) & gr_arc.e(4,5,6)(vair,curve,otilt) & gr_arc.e(6,7,8)(vair,curve,otilt) ; numeric x_baryctr; x_baryctr=x2; % accent reference enddef; cmchar "Lowercase omicron"; beginchar("o",dims); this_letter; penlabels(1,2,3,4,5,6,7,8); endchar; cmchar "Lowercase omicron with rough breathing"; beginchar(oct"137",width#,acc_ht#,0); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase omicron with smooth breathing"; beginchar(oct"140",width#,acc_ht#,0); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase omicron with acute"; beginchar(oct"103",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase omicron with rough breathing and acute"; beginchar(oct"133",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase omicron with smooth breathing and acute"; beginchar(oct"135",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; picture savedpicture; % PI def dims = 9.5u#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = -.25,0 enddef; def gen_letter = pickup fine.nib; pi_bar; % bar pos4(hair,0); pos7(hair,0); y4=y7=y2; % attachments lft x4l-(x1-.5hair)=lft x7l-rt x4r=rt x3-rt x7r; pos5(hair,0); pos8(hair,0); y5=y8=.5x_height; x5=x4; x8=x7; % midstems x6+.5stem=hround(rt x4r if not straight:-.25u fi); y6-.5stem=-oo; % left stem numeric slope; slope=angle((z5-z6)xscaled2); pos6(.44iota_dp,slope-90); filldraw circ_stroke z6e...z5e---z4e; x9=x7+1.5u; bot y9l=-oo; pos9(stem,90); alpha_tail(9,10); % right stem filldraw stroke z10e...z9e{left}...z8e---z7e; enddef; cmchar "Lowercase pi"; beginchar("p",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % RO def width = 8.5u enddef; def height = x_height enddef; def depth = desc_depth enddef; def dims = width#,height#,depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; lft x4r=hround .75u; x8r=w-x4r; y4r=y8r=.5h; % left and right top y2r=h+oo; bot y6r=-oo; x2r=x6r=.5w; % top and bottom filldraw stroke gr_arc.e(4,5,6)(curve,vair,-otilt) & gr_arc.e(6,7,8)(curve,vair,-otilt) & gr_arc.e(8,1,2)(curve,vair,-otilt) & gr_arc.e(2,3,4)(curve,vair,-otilt); if straight: y9-.5stem=-d-oo; x9=x4; pos9(stem,180); % end of handle filldraw circ_stroke z9e..z4e; else: y9=-d-oo; x9=lft x4r+.5stem; % end of handle pos9(stem,angle((z9-z4)xscaled3)-120); z9'r=z9'l=(z9-z4)xscaled3; rt x10l=lft x10r+vair; % vertical tangents of handle x10r=x4r-epsilon; assign_z4'r((-2eps,-1)); % so club.r won't get confused filldraw double_circ_stroke club.e(4,10,9); fi numeric x_baryctr; x_baryctr=x2; % breathing placement enddef; cmchar "Lowercase rho"; beginchar("r",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % SIGMA def dims= 8u#,x_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; pos4(hair,-180); y4=.5h; lft x4r=hround .75u; % left bulge pos6(hair,-180); rt x6l=hround(w-.75u); y6=-.5stem; % bottom right top y3r=h+oo; x3+.5stem=rt x6l; pos3(stem,90); % top right pos5(stem,-90); bot y5r=0; x5=.5w; % inflection pt pos7(vstem,-270); y6=.5[y7r,y5r]; x7-.5vstem=hround x5; filldraw double_circ_stroke % bowl and tail z7e{right}...z6e{up}...z5e{left}...z4e{up}...z3e{right}; enddef; cmchar "Final lowercase sigma"; beginchar("c",dims); this_letter; penlabels(1,2,3,4,5,6,7,8); endchar; numeric gen_sigma; gen_sigma=1; def dim_sigma = 9.5u#,x_height#,0 enddef; def ital_sigma = 0 enddef; def fit_params_sigma = 0,.75u# enddef; def mid_sigma= italcorr ital_sigma; adjust_fit(fit_params_sigma); if known pic.c: currentpicture:=pic.c; else: gen_mid_sigma; fi if not working_hard : picture pic.c; pic.c=currentpicture; fi enddef; def gen_mid_sigma = pickup fine.nib; lft x4r=hround .75u; rt x8r=w-lft x4r; % left and right bulge top y2r=h; bot y6r=-oo; x2r=x6r; % top and bottom numeric fake; fake=y2r-(vstem-currentbreadth); % approx height of |z2l| 2y4r=y2r+y6r; 2y8r=fake+y6r; (x8r-x6r)/(y8r-y6r)=-(x4r-x6r)/(y4r-y6r); % determine |x6r| y1r=y2r;rt x1=hround(rt x8r+u); pos1(flare,90); % tip filldraw stroke z1e..gr_arc.e(2,3,4)(vstem,curve,otilt) & gr_arc.e(4,5,6)(vair,curve,otilt) % top stroke and left bowl & gr_arc.e(6,7,8)(vair,curve,otilt); % bottom part of right bowl z9l=z2l; pos9(vair,180); z9'l=z2'l; z9'r=left; filldraw stroke z8e{z8'e}..z9e{z9'e}; % top part of right bowl enddef; cmchar "Initial and medial lowercase sigma"; beginchar("s",dim_sigma); mid_sigma; penlabels(1,2,3,4,5,6,7,8,9); endchar; picture savedpicture; % TAU def dims = 8.5u#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = -.25,0 enddef; def gen_letter= pickup fine.nib; pi_bar; % bar pos4(hair,0); y4=y2; lft x4l-(x1-.5hair)=rt x3-rt x4r; % attachment pos5(hair,0); y5=.5x_height; x5=x4; % midstems x6=x4+1.5u; bot y6l=-oo; pos6(stem,90); alpha_tail(6,7); % stem filldraw stroke z7e...z6e{left}...z5e---z4e; enddef; cmchar "Lowercase tau"; beginchar("t",dims); this_letter; penlabels(1,2,3,6,7,8); endchar; picture savedpicture; % UPSILON def width = 9u enddef; def dims = width#,x_height#,0 enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter= pickup fine.nib; y2+.5stem=x_height+o; x2-.5stem=hround.75u; % left tip lft x4r=hround(x2-.5stem+.75u); y4r=.5x_height; % left middle y8r=y4r; rt x8r=hround(w-.75u); % right bulge x6r=.5[x4r,x8r]; bot y6r=-oo; % bottom numeric tilt; tilt:=min(2*otilt,.5); filldraw stroke gr_arc.e(6,7,8)(vair,stem,tilt) ; filldraw stroke gr_arc.e(4,5,6)(vair,.4[vair,stem],tilt) ; y9+.5hair=x_height+o; x9=x8-u; pos9(hair,angle ((z8-z9) xscaled 2)+90); filldraw circ_stroke z9e...{-z8'e}z8e; pos2(stem,angle((z4-z2) xscaled 2)-90); filldraw circ_stroke z2e...{z4'e}z4e; numeric x_baryctr; x_baryctr=.5w; enddef; cmchar "Lowercase upsilon"; beginchar("u",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9); endchar; cmchar "Lowercase upsilon with rough breathing"; beginchar(oct"031",width#,acc_ht#,0); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase upsilon with smooth breathing"; beginchar(oct"032",width#,acc_ht#,0); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase upsilon with acute"; beginchar(oct"033",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase upsilon with rough breathing and acute"; beginchar(oct"034",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase upsilon with smooth breathing and acute"; beginchar(oct"166",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; cmchar "Lowercase upsilon with circumflex"; beginchar(oct"036",width#,circ_ht#,0); this_letter; circumflex(x_baryctr); endchar; picture savedpicture; % FI def dims = 10.5u#,x_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; lft x4r=w-rt x8r=hround .75u; y4r=y8r=.5h; x6r=.5[x4r,x8r]; bot y6r=-oo; numeric tilt; tilt:=min(2*otilt,.5); filldraw stroke gr_arc.e(6,7,8)(vair,stem,tilt) ; filldraw stroke gr_arc.e(4,5,6)(vair,.5[vair,stem],tilt) ; y2+.5stem=h+o; x2+.5stem=hround(x6-1.5u); pos2(stem,angle((z2-z4)xscaled 2)+90); filldraw circ_stroke z2e...{z4'e}z4e; pos10(stem,180); pos11(hair,180); y10-.5stem=-d-o; y11=.25h; x10=x11=x6; x9r=.5[x10r,x8r]; top y9r=h+o; filldraw stroke gr_arc.e(8,20,9)(.25[vair,stem],.5[vair,stem],.5tilt); filldraw circ_stroke z10e..z11e{up}..{-z9'e}z9e; enddef; cmchar "Lowercase phi"; beginchar("f",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10,11,12,20,21); endchar; picture savedpicture; % QI def ital = 0 enddef; def fit_params = 0,0 enddef; def dims = 10u#,x_height#,desc_depth# enddef; def gen_letter= pickup fine.nib; x1-.5stem=hround .75u; y1+.5stem=h+oo; % top left z1'=(1,.2); pos1(stem,angle z1'+90); % direction at z1 x3+x1=w; y3-.5stem=-d-oo; pos3(stem,angle z1'+90); % bottom right z2=.5[z1,z3]; % attachment z2'=(z3-z1)yscaled 2; pos2(hair,angle z2'+90); % direction at z4 filldraw double_circ_stroke z1e{z1'}... z2e{(z3-z1)yscaled 2}...{z1'}z3e; lft x7l=hround .75u; bot y7l=-d-oo; z2=.5[z7l,z8r]=.5[z7r,z8l]; numeric stem'; stem'=stem-currentbreadth; numeric theta; theta=angle(z8r-z7l)+angle((x8r-x7l)++(y8r-y7l)+-+stem',stem'); x7r=x7l+(stem'/sind theta); y7r=y7l; filldraw stroke z7e..z8e; enddef; cmchar "Lowercase chi"; beginchar("q",dims); this_letter; penlabels(1,2,3,7,8); endchar; picture savedpicture; % YI def dims = 10.5u#,asc_height#,desc_depth# enddef; def ital = 0 enddef; def fit_params = 0,0 enddef; def gen_letter = pickup fine.nib; lft x2r=w-rt x6r=.75u; y2r=y6r=.6x_height; % left and right bulges x4r=.5[x2r,x6r]; bot y4r=-oo; % bottom numeric tilt; tilt:=min(2*otilt,.5); filldraw stroke gr_arc.e(4,5,6)(vair,stem,tilt) ; filldraw stroke gr_arc.e(2,3,4)(vair,.4[vair,stem],tilt) ; y7+.5hair=x_height+o; x7+.5hair=hround(rt x6r-.75u); % right tip pos7(hair,angle ((z6-z7) xscaled 2)+90); filldraw circ_stroke z7e...{-z6'e}z6e; y1+.5stem=x_height+o; x1-.5stem=hround(lft x2r+.5u); % left tip pos1(stem,angle((z2-z1) xscaled 2)-90); filldraw circ_stroke z1e...{z2'e}z2e; pos10(stem,0); pos9(hair,0); pos8(stem,0); % vertical stroke y10-.5stem=-d-o; y9=.25x_height; y8+.5stem=h+o; x10=x9=x8=x4; filldraw double_circ_stroke z10e..z9e{up}..z8e; enddef; cmchar "Lowercase psi"; beginchar("y",dims); this_letter; penlabels(1,2,3,4,5,6,7,8,9,10); endchar; picture savedpicture; % WMEGA def width = 12u 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(stem,-180); pos8(stem,360); lft x2r=w-rt x8r=hround.75u; y2=y8=.8bar_height; % left and right bulges y4=y6=bar_height; .5[x4,x6]=.5w; rt x4r-lft x6r=stem; pos4(hair,0); pos6(hair,180); % left and right of loop bot y3r=bot y7r=-oo; x3=.5[x2,x4]; x7+.25u=.5[x6,x8]; pos3(vstem,-150); pos7(vstem,330); % left and right bottom top y1r=x_height+o=top y9r; % left tip x1=.5[x2,.5w]; pos1(.2[stem,hair],angle(-.5w,y2-x_height)-90); x9=.5[x8,.5w]; pos9(.8[stem,hair],angle(-.5w,x_height-y2)-90); % rt tip filldraw stroke z1e{(z2-z1) xscaled 2}...z2e{down}...z3e{right}; filldraw stroke z7e{right}...{up}z8e...{(z9-z8) xscaled 2}z9e; drawloop(3,4,6,7); numeric x_baryctr; x_baryctr=.5[x4,x6]; numeric pos_stem; pos_stem=x_baryctr; enddef; cmchar "Lowercase omega"; beginchar("w",dims); this_letter; penlabels(0,1,2,3,4,5,6,7,8,9); endchar; cmchar "Lowercase omega with rough breathing"; beginchar(oct"015",width#,acc_ht#,0); this_letter; spirit(x_baryctr)<; endchar; cmchar "Lowercase omega with smooth breathing"; beginchar(oct"016",width#,acc_ht#,0); this_letter; spirit(x_baryctr)>; endchar; cmchar "Lowercase omega with acute"; beginchar(oct"017",width#,acc_ht#,0); this_letter; acute(x_baryctr); endchar; cmchar "Lowercase omega with rough breathing and acute"; beginchar(oct"020",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)<; endchar; cmchar "Lowercase omega with smooth breathing and acute"; beginchar(oct"021",width#,acc_ht#,0); this_letter; spirit_acute(x_baryctr)>; endchar; cmchar "Lowercase omega with circumflex"; beginchar(oct"022",width#,circ_ht#,0); this_letter; circumflex(x_baryctr); endchar; picture pic.iota; picture savedpicture;