% Based on the Computer Modern source file greekl.mf by D E Knuth. % Edited by Ariel Barton to produce better sans serif symbols % Date: 2013/03/22 % Character codes \0013--\0047 are generated. cmchar "Lowercase Greek alpha"; beginchar(oct"013",11u#,x_height#,0); italcorr max(1/3x_height#*slant+.5hair#+.5u#,x_height#*slant-.5u#); adjust_fit(0,0); pickup fine.nib; pos1(vair,-90); pos2(curve,-180); pos3(vair,-270); z4=(w-3.25u,9/16h); z5=(w-2.75u,.5[vair,y4]); numeric theta; theta=angle(z4-z5)-90; pos4(if hefty: stem else: stem' fi,theta); pos5(if hefty: stem else: stem' fi,theta); pos6(vair,90); if serifs: pos7(hair,180); pos0(hair,0); rt x0r=hround(w-u); top y0=vround .8[bar_height,h]; else: pos7(if hefty: vair else: hair fi,145); pos0(if hefty: vair else: hair fi,-15); rt x0r=hround(w-0.7u); top y0l=vround .9[bar_height,h]; fi x1=x3=.5w-u; lft x2r=hround(1.5u-.5curve); x6=w-u; x7l=hround(w+.5hair-epsilon); bot y1r=bot y6l=-oo; y2=.5[y1,y3]; top y3r=h+oo; y7l=1/4bar_height; filldraw stroke z0e{down}...pulled_arc.e(1,2) & pulled_arc.e(2,3) ...z4e---z5e...z6e{right}...if serifs: {up} fi z7e; % diagonal, bowl, and hook math_fit(-.3x_height#*slant+.5curve#-u#,1/3x_height#*slant+.5hair#+.5u#); penlabels(0,1,2,3,4,5,6,7); endchar; cmchar "Lowercase Greek beta"; beginchar(oct"014",9.5u#,asc_height#,desc_depth#); italcorr .5[x_height#,asc_height#]*slant-u#; adjust_fit(0,0); pickup fine.nib; pos0(hair,180); pos1(hair,180); pos2(vair,90); pos3(.8[if hefty: vair else: hair fi,stem],0); pos4(if hefty: 0.9 fi vair,-90); pos6(if hefty: 0.9 fi vair,-270); pos7(if hefty: 0.8[vair,stem] else: stem fi,-360); pos8(vair,-450); pos9(if hefty: vair else: hair fi,-540); x0=x1; x1l=x9l; lft x0r=hround(1.5u-.5hair); if serifs: pos5(hair,-180); x2=x4=x6=x8=.5w-.25u; rt x5l=hround(x4-u); top y6r-bot y4r=vstem+eps; y5=.5[y4,y6]; top y6r=x_height; else: pos5(vair,-90); pos5'(vair,-270); z5 = z5'; x2=x8=.5w-.25u; x5 = x1l; x4=x6=0.4[x5,x2]; y6l = y5r; y5=.5[y4l,y6l]; top y5l=x_height; fi rt x3r=hround(w-1.75u); rt x7r=hround(w-u); if serifs:fi bot y0=-d; y1=x_height; top y2r=h+oo; y3=.5[y2,y4]; bot y8r=-oo; y7=y9=.55[y6,y8]; if serifs: if y6ly3r: y1r:=y3r:=y2; fi fi lft x4l=hround u; x4r-x4l=(hround .6[vair,stem])-fine; x6+.5u=x7=w-2u; x8=.5w+.75u; y6=-.1d; y8=-3/4d-oo; bot y7r=-d-oo; ellipse_set(3l,4l,5l,6l); ellipse_set(3r,4r,5r,6r); y4l:=.9[y6,y4l]; y4=y4r:=.9[y6,y4r]; if serifs: filldraw circ_stroke z0e{down}...z1e{right}...{up}z2e; % opening hook filldraw circ_stroke z8e{x7-x8,2(y7-y8)}...z7e{right} ...z6e---z5e....{up}z4e ..tension 1 and atleast1.5..{right}z3e...{down}z2e; % main stroke else: filldraw stroke z0e{down}...z1e{right}--z2e; % opening hook filldraw stroke z8e{x7-x8,2(y7-y8)}...z7e{right} ...z6e---z5e....{up}z4e ..tension 1 and atleast1.5..{right}z3e---z2'e; % main stroke fi math_fit(-.2asc_height#*slant-.5u#,0); penlabels(0,1,2,3,4,5,6,7,8); endchar; cmchar "Lowercase Greek eta"; beginchar(oct"021",9u#,x_height#,desc_depth#); italcorr .8x_height#*slant+.5stem#-u#; adjust_fit(0,0); pickup fine.nib; x0=0; x1l=x2l; pos2(stem,0); lft x2l=hround(2.5u-.5stem); if serifs: y2-.5stem=-oo; else: y2 = 0; fi hook_in(0,a,1); % opening hook filldraw sans_circ_stroke z2e--z1e; % left stem x4+.5stem=hround(w-1.5u+.5stem); ital_arch(2,3,4); % arch pos5(stem,0); x5=x4; if serifs: y5-.5stem=-d-o; else: y5=-d; fi filldraw sans_circ_stroke z5e--z4e; % right stem math_fit(-2/3x_height#*slant+.5hair#+.5u#,ic#-1/3x_height#*slant); penlabels(0,a,1,2,3,4,5); endchar; cmchar "Lowercase Greek theta"; beginchar(oct"022",8.25u#,asc_height#,0); italcorr .7asc_height#*slant+.5curve#-u#; adjust_fit(0,0); pickup fine.nib; pos1(vair,90); pos2(curve,180); pos3(vair,270); pos4(curve,360); x1=x3=.5w; lft x2r=hround(1.5u-.5curve); x4=w-x2; top y1r=h+oo; y2=y4=.5[y1,y3]; bot y3r=-oo; filldraw stroke pulled_arc.e(1,2) & pulled_arc.e(2,3) & pulled_arc.e(3,4) & pulled_arc.e(4,1); % bowl pos2'(bar,90); pos4'(bar,90); z2'=z2l; z4'=z4l; filldraw stroke z2'e--z4'e; % bar math_fit(-.3asc_height#*slant-u#+.5curve#,ic#-.5u#); penlabels(1,2,3,4); endchar; cmchar "Lowercase Greek iota"; beginchar(oct"023",5u#,x_height#,0); italcorr 1/3x_height#*slant+.5hair#+.5u#; adjust_fit(if monospace: u#,u# else: 0,0 fi); pickup fine.nib; pos1(stem,0); lft x1l=hround(1.5u-.5stem); if serifs: y1+.5stem=h+oo; else: y1=h; fi x2=x1-.25u; x4=w; hook_out(2,3,4)(skewed); % closing hook filldraw sans_circ_stroke z1e{down}...{-u,-x_height}z2e; % stem math_fit(0,ic#); penlabels(1,2,3,4); endchar; cmchar "Lowercase Greek kappa"; beginchar(oct"024",9u#,x_height#,0); italcorr 1/3x_height#*slant+.5hair#+.5u#; adjust_fit(0,0); pickup fine.nib; pos1(stem,0); pos2(stem,0); pos3(vair,90); if serifs: pos4(vair,90); pos9(hair,180); x4+.5flare=hround(w-1.5u); y9=1/3x_height; else: pos4(hair,90); pos9(vair,180); x4r=hround(w-1.6u); y9=1/5x_height; fi pos5(flare,90); x1=x2=x3; lft x1l=hround(1.5u-.5stem); if serifs: y1+.5stem=h+oo; y2-.5stem=-oo; filldraw z1l---z2l..z2r---z1r..cycle; % stem else: y1=h; y2=0; filldraw stroke z1e--z2e; fi y3=bar_height; top y4r=h; z5r=z4r; path p,q; p=z3l{right}..{right}z4l; q=z5r{right}..z5l{left}...cycle; numeric t; t=ypart(p intersectiontimes q); filldraw stroke z3e{right}..{right}z4e; % upper diagonal if serifs: filldraw subpath(0,t) of q--cycle; fi % bulb pos7(if hefty: 0.6[vair,stem] else: stem fi,0); pos8(vair,90); x9+.5hair=hround(w+.5hair-epsilon); lft x7l=hround(w-2.75u-.5stem); y7=1/2y3; x8=w-1.2u; bot y8l=-oo; filldraw stroke z3e{right}...z7e{down} ...z8e{right}...{up}z9e; % lower diagonal math_fit(0,ic#); penlabels(1,2,3,4,5,7,8,9); endchar; cmchar "Lowercase Greek lambda"; beginchar(oct"025",10.5u#,asc_height#,0); adjust_fit(0,0); pickup fine.nib; pos1(vair,90); lft x1=hround .1u; top y1r=h; x2=x1+2u; y2=.7[x_height,h]; x3=w-2u; if serifs: bot y4=-oo; z4-(.25u,0)=whatever[z2,z3]; pos4(stem,0); y3=max(.07h,y4+eps); numeric theta; theta=angle(z2-z3)-90; pos2(stem,theta); pos3(stem,theta); filldraw circ_stroke z1e{right}...z2e---z3e ...{2(x4e-x3e),y4e-y3e}z4e; % long diagonal y5=.5[bar_height,x_height]; z5=whatever[z2,z3]; x6=1.5u; y6-.5stem=-oo; pos5(hair,theta-90); pos6(stem,angle(z5-z6)-90); filldraw circ_stroke z6e--z5e; % short diagonal else: bot y4=0; y3=max(.07h,y4+eps); z4-(.25u,0)=whatever[z2,z3]; y4l = y4r = y4; numeric theta; theta=angle(z2-z3)-90; pos2(stem',theta); pos3(stem',theta); z4l = whatever[z3l,z2l]; z4r = whatever[z3r,z2r]; filldraw stroke z1e{right}...z2e---z4e; % long diagonal y5=.5[bar_height,x_height]; z5=whatever[z2,z3]; x6=1.7u; y6-.5stem=-oo; z5l=whatever[z2,z3]; z5l=whatever[z5,z6]+z6l-z6; z5=0.5[z5r,z5l]; pos6(0.6[vair,stem],angle(z5-z6)-90); z6'=whatever[z5,z6]; z6'l=whatever[z5l,z6l]; z6'r=whatever[z5r,z6r]; y6'=y6'r=y6'l=0; filldraw stroke z6'e--z5e; % short diagonal fi penlabels(1,2,3,4,5,6); endchar; cmchar "Lowercase Greek mu"; beginchar(oct"026",if hefty: 9.5u# else: 9u# fi,x_height#,desc_depth#); italcorr 1/3x_height#*slant+.5hair#+.5u#; adjust_fit(0,0); pickup fine.nib; interim superness:=more_super; pos1(stem,-180); pos2(stem,-180); x1=x2; x1l=x3l; lft x1r=hround(1.5u-.5stem); if serifs: y1+.5stem=h+oo; y2-.5stem=-d-o; y6+.5stem=h; else: y1=y6=h; y2=-d; fi if serifs: filldraw z1r---z2r..z2l---z1l..cycle; % left stem else: filldraw z1r--z2r--z2l--z1l--cycle; fi pos3(if hefty: vair else: stem fi,-180); pos4(vair,-90); pos5(hair,0); x4=.5[x1,x6]; pos6(stem,0); rt x6r=hround(6.5u+.5stem); x5=x6=x7; x9=w; hook_out(7,8,9); y3=.7[y4,y5]; bot y4r=-oo; y5=.57h; filldraw stroke super_arc.e(3,4)...{up}z5e; % left stem and arc filldraw sans_circ_stroke z6e--z7e; % right stem math_fit(desc_depth#*slant+.5stem#-u#,ic#); penlabels(1,2,3,4,5,6,7,8,9); endchar; cmchar "Lowercase Greek nu"; beginchar(oct"027",8.5u#,x_height#,0); italcorr x_height#*slant+.5stem#-u#; adjust_fit(0,0); pickup fine.nib; pos3(vair,-90); pos4(stem,0); bot y3r=0; if serifs: y4+.5stem=h+oo; else: y4 = h; fi x3-.5stem=hround(1.5u-.5stem); x4+.5stem=hround(w-1.5u+.5stem); filldraw sans_circ_stroke z4e{down}...{-36u,-h}z3e; % diagonal pickup tiny.nib; pos1(stem,0); pos2(stem,0); top y1=h+min(oo,serif_drop); bot y2=0; x1=x2=x3; z=((z4{down}...{-36u,-h}z3)intersectionpoint((x2r,0)--(x2r,h))); filldraw z1l--z2l...(x3,y2l)...z--z1r--cycle; % stem if serifs: sloped_serif.l(1,2,a,1/3,jut,serif_drop); fi % upper left serif math_fit(0,ic#-1/3x_height#*slant-.5u#); penlabels(1,2,3,4); endchar; cmchar "Lowercase Greek xi"; beginchar(oct"030",9u#,asc_height#,desc_depth#); italcorr .75[x_height#,asc_height#]*slant-2u#; adjust_fit(0,0); pickup fine.nib; if serifs: pos10(hair,-720); pos12(hair,-540); pos2(hair,-180); pos8(vair,-135); top y13l=bot y11l+vstem+eps=vround(y10-.25(h-x_height)); top y3l=vround .5h=bot y1l+vstem+eps; lft x10l=hround 1/3w; x11=x13=.5[x10,x12]; else: pos10(vair,-720); pos8(vair,-125); pos12(vair,-630); pos12'(vair,-450); pos2(vair,-270); pos2'(vair,-90); z12'=z12; z2 = z2'; top y13l=top y11r=(y10-.33(h-x_height)); top y3l=vround .5h; y3 = y1; lft x10l=hround 1/4w; x11=x13=.8[x10,x12]; fi pos11(vair,-630); pos13(vair,-450); rt x12l=hround(w-2.5u); top y10=h; y12=.5[y11,y13]; if serifs: if y11r>y13r: y11r:=y13r:=y12; fi fi pos0(curve,-360); pos1(vair,-270); pos3(vair,-90); numeric theta; theta=90-angle(22u,x_height); slope:=-x_height/22u; pos6(stem,theta); pos7(vair,-90); lft x0l=hround u; x1=x3=x11; x2=x12; y0=.5[y13,y1]; y2=.5[y1,y3]; if serifs: if y1r>y3r: y1r:=y3r:=y2; fi fi lft x4l=hround u; x4r-x4l=hround .5[vair,stem]-fine; x6=x7=w-2u; x8=.5w+.5u; y6=-.3d; bot y7r=-d-oo; y8=max(-3/4d-oo,y7l); ellipse_set(3l,4l,5l,6l); ellipse_set(3r,4r,5r,6r); y4l:=.9[y6,y4l]; y4=y4r:=.9[y6,y4r]; if serifs: filldraw circ_stroke z10e{down}...z11e{right}...{up}z12e; % opening hook filldraw stroke z12e{up}...z13e{left}...z0e{down} ...z1e{right}...{up}z2e; % upper arc filldraw circ_stroke z8e{x7-x8,2(y7-y8)}...z7e{right}...z6e ---z5e...{up}z4e...{right}z3e...{down}z2e; % main stroke else: filldraw stroke z10e{down}...z11e{right}---z12e; % opening hook filldraw stroke z12'e---z13e{left}...z0e{down} ...z1e---z2e; % upper arc filldraw stroke z8e{x7-x8,2(y7-y8)}...z7e{right}...z6e ---z5e...{up}z4e...z3e---z2'e; % main stroke fi math_fit(-.2asc_height#*slant-.5u#,0); penlabels(0,1,2,3,4,5,6,7,8,10,11,12,13); endchar; cmchar "Lowercase Greek pi"; beginchar(oct"031",10u#,x_height#,0); italcorr x_height#*slant+.5stem#-u#; adjust_fit(0,0); pi_stroke; % hook and bar pos4(if hefty: vair else: hair fi,0); pos6(if hefty: vair else: hair fi,0); x4=3.5u; x6=w-4u; y4=y6=y2; x5=3u; x7=w-2.5u; y5=y7=.5stem-oo; pair v[]; v1=(z4-z5) xscaled 3.14159; v2=(z6-z7) xscaled 3.14159; pos5(if hefty: vair else: hair fi,angle v1-90); pos7(if hefty: vair else: hair fi,angle v2-90); if serifs: filldraw circ_stroke z5e{v1}...{up}z4e; % left stem filldraw circ_stroke z7e{v2}...{up}z6e; % right stem else: z8l = z5l + whatever*v1; z8r = z5r + whatever*v1; z9 = z7 + whatever*v2; pos9(if hefty: vair else: stem fi,angle v2-90); y8r = y8l = 0; y9l = -oo; filldraw stroke z8e{v1}...{up}z4e; % left stem filldraw stroke z9e{v2}...{up}z6e; % right stem fi math_fit(-.7x_height#*slant+.5hair#+.5u#,ic#-1/3x_height#*slant); penlabels(1,2,3,4,5,6,7,8,9); endchar; cmchar "Lowercase Greek rho"; beginchar(oct"032",8.25u#,x_height#,desc_depth#); italcorr .7x_height#*slant+.5curve#-u# if math_fitting:-.5u# fi; adjust_fit(0,0); pickup fine.nib; pos1(stem,180); pos2(stem,180); pos3(vair,90); pos4(if hefty: 0.7[vair,curve] else: curve fi,0); pos5(vair,-90); pos6(if hefty: vair else: hair fi,-180); lft x2r=hround(1.5u-.5stem); x1=x2; x2l=x6l; x3=x5=.5[x2,x4]; rt x4r=hround(w-1.5u+.5curve); if serifs: y1-.5stem=-d-o; else: y1=-d; fi y2=y4=y6=.5[y3,y5]; top y3r=h+oo; bot y5r=-oo; filldraw sans_circ_stroke z1e..pulled_arc.e(2,3) & pulled_arc.e(3,4) & pulled_arc.e(4,5) & pulled_arc.e(5,6); % stem and bowl math_fit(desc_depth#*slant+.5stem#-u#,ic#); penlabels(1,2,3,4,5,6); endchar; cmchar "Lowercase Greek sigma"; beginchar(oct"033",10.25u#,x_height#,0); italcorr x_height#*slant+.5stem#-u#; adjust_fit(0,0); pickup fine.nib; pos1(vstem,90); pos2(stem,0); pos3(if hefty: 0.9 fi vair,-90); pos4(stem,-180); pos5(vstem,-270); pos6(vstem,-270); x1=x3=x5=.5[x2,x4]; rt x2r=hround(w-2.5u); lft x4r=hround(1.5u-.5curve); if serifs: x6=w-1.5u; else: x6=w-1.2u; fi top y6r=h; y2=y4=.5[y1,y3]; bot y3r=-oo; y5l=y6l=y1l; filldraw sans_circ_stroke z6e..pulled_arc.e(5,4) & pulled_arc.e(4,3) & pulled_arc.e(3,2) & pulled_arc.e(2,1); % ear and bowl math_fit(-.3x_height#*slant+.5curve#-u#,ic#-1/3x_height#*slant); penlabels(1,2,3,4,5,6); endchar; cmchar "Lowercase Greek tau"; beginchar(oct"034",9u#,x_height#,0); italcorr x_height#*slant+.5stem#-u#; adjust_fit(0,0); pi_stroke; % hook and bar pos4(if hefty: vair else: hair fi,0); pos5(stem,0); x4=x5; x5-.5stem=hround(.5w-.5u-.5stem); y4=y2; if serifs: y5-.5stem=-oo; else: y5=0; fi filldraw sans_circ_stroke z5e--z4e; % stem math_fit(-.7x_height#*slant+.5hair#+.5u#,-.5u#); penlabels(1,2,3,4,5); endchar; cmchar "Lowercase Greek upsilon"; beginchar(oct"035",9u#,x_height#,0); italcorr x_height#*slant; adjust_fit(0,0); pickup fine.nib; interim superness:=more_super; x0=0; x2=x3+.25u; pos3(stem,-180); lft x3r=hround(2.5u-.5stem); hook_in(0,1,2)(skewed); % opening hook pos2'(if hefty: vair else: stem fi,-180); z2'=z2; pos4(vair,-90); pos5(hair,0); x4=.5w+u; rt x5r=hround(w-.5u); y3=.7[y4,y5]; bot y4r=-oo; y5=.57h; filldraw stroke z2'e{-u,-x_height}...super_arc.e(3,4) ..tension atleast 1.05..{up}z5e; % left stem and arc v_bulb(5,6); % closing bulb math_fit(-2/3x_height#*slant+.5hair#+.5u#,2/3ic#); penlabels(0,1,2,3,4,5,6); endchar; cmchar "Lowercase Greek phi"; beginchar(oct"036",11u#,asc_height#,desc_depth#); italcorr .7x_height#*slant+.5curve#-u# if math_fitting:-.5u# fi; adjust_fit(0,0); pickup fine.nib; numeric light_curve; light_curve=hround(.5[stem,curve]-2stem_corr); pos1(vair,90); pos2(light_curve,180); pos3(vair,270); pos4(light_curve,360); x1=x3=.5w; lft x2r=hround(1.5u-.5light_curve); x4=w-x2; top y1r=x_height+oo; y2=y4=.5[y1,y3]; bot y3r=-oo; filldraw stroke pulled_arc.e(1,2) & pulled_arc.e(2,3) & pulled_arc.e(3,4) & pulled_arc.e(4,1); % bowl pos5(hair,0); pos6(hair,0); x5=x6=.5w; top y5=h; bot y6=-d-oo; filldraw stroke z5e--z6e; % stem math_fit(-.3x_height#*slant+.5curve#-u#,ic#); penlabels(1,2,3,4,5,6); endchar; cmchar "Lowercase Greek chi"; beginchar(oct"037",11u#,x_height#,desc_depth#); italcorr x_height#*slant+.5hair#-1.5u#; adjust_fit(0,0); pickup fine.nib; if hefty: pos1(vair,180); pos6(vair,180); else: pos1(hair,180); pos6(hair,180); fi pos2(vair,80); pos5(vair,80); x1-.5hair=hround-.5hair; x6=w-x1; x2=w-x5=u; y1=y2l-h/8; top y2r=h+oo; bot y5l=-d-oo; y6=y5r+h/8; z0=.5[z2,z5]; z2'=z2l+(.5u,0); z5'=z5r-(.5u,0); numeric theta; theta=angle(z5'-z2')+90; pos3(if hefty: stem' else: stem fi,theta); pos4(if hefty: stem' else: stem fi,theta); y3r=y2r-h/8; y4l=y5l+h/8; z3l=whatever[z2',z0]; z4r=whatever[z0,z5']; filldraw stroke z1e{up}...z2e{right}...z3e{z4r-z3l} ..z4e{z4r-z3l}...{right}z5e...{up}z6e; % major diagonal and hooks if serifs: x8=w-x7=2u; y7+.5hair=h; y8-.5hair=-d; numeric theta; theta=angle(z7-z8)-90; pos7(hair,theta); pos8(hair,theta); filldraw z7l---z8l..z8r---z7r..cycle; % minor diagonal else: x8=w-x7=2u; y7=h; y8=-d; numeric theta; theta=angle(z7-z8)-90; pos7(hair/cosd(theta),0); pos8(hair/cosd(theta),0); filldraw stroke z7e--z8e; fi math_fit((desc_depth#-x_height#)*slant+ic#,ic#); penlabels(0,1,2,2',3,4,5',5,6,7,8); endchar; cmchar "Lowercase Greek psi"; beginchar(oct"040",11u#,asc_height#,desc_depth#); italcorr x_height#*slant; adjust_fit(0,0); pickup fine.nib; interim superness:=more_super; x0=0; x2=x3+.25u; pos3(stem,-180); lft x3r=hround(2.5u-.5stem); hook_in(0,1,2)(skewed); % opening hook pos2'(if hefty: vair else: stem fi,-180); z2'=z2; pos4(vair,-90); pos5(hair,0); x4=.5w+u; rt x5r=hround(w-.5u); y3=.7[y4,y5]; bot y4r=-oo; y5=.57x_height; filldraw stroke z2'e{-u,-x_height}...super_arc.e(3,4) ..tension atleast 1.05..{up}z5e; % left stem and arc v_bulb(5,6); % closing bulb pos7(hair,0); pos8(hair,0); x7=x8=.5w+.5u; top y7=h; bot y8=-d-oo; filldraw stroke z7e--z8e; % stem math_fit(-2/3x_height#*slant+.5hair#+.5u#,2/3ic#); penlabels(0,1,2,3,4,5,6,7,8); endchar; cmchar "Lowercase Greek omega"; beginchar(oct"041",11u#,x_height#,0); italcorr x_height#*slant; adjust_fit(0,0); pickup fine.nib; pos2(hair,-180); lft x2r=hround.5u; y2=y4=y6=y8=bar_height; if serifs: y1+.5hair=h; x1=x2+.75u; pos1(hair+dw,angle(2(x1-x2),y1-y2)+90); pos4(hair,0); pos5(vair,90); pos6(hair,180); rt x4r-lft x6r=min(stem,2hair)+2eps; top y5r=vround(.2[y4,h]+.5vair); else: y1r = h; x1=x2+.75u+hair/4; pos1(hair+dw,angle(2(x1-x2),y1r-y2r)+90); pos4(vair,0); pos5(vair,0); pos6(vair,180); pos5'(vair,180); z4 = z6; z5=z5'; top y5r=y4+0.7u; fi pos3(vstem+dw,-90); pos7(vstem+dw,270); pos8(hair,360); bot y3r=bot y7r=-oo; x3=.5[x2,x4]; x7-.25u=.5[x6,x8]; rt x8r=hround(w-.5u); x5+.5stem=hround(.5w+.5stem)+eps; x5=.5[x4,x6]; if serifs: if x4l