% LAMS4.MF VERSION 1.0 % COPYRIGHT (C) 1989 BY THE TEXPLORATORS CORPORATION % ALL RIGHTS RESERVED if unknown cmbase: input cmbase fi % replace the macro adjust_fit by version used in earlier cmbase files to % avoid division by zero error caused by newer versions of cmbase % Patch by Ingo Hadan (Jan 97) def normal_adjust_fit(expr left_adjustment,right_adjustment) = l:=-hround(left_adjustment*hppp)-letter_fit; interim xoffset:=-l; charwd:=charwd+2letter_fit#+left_adjustment+right_adjustment; r:=l+hround(charwd*hppp)-shrink_fit; w:=r-hround(right_adjustment*hppp)-letter_fit; enddef; def mono_adjust_fit(expr left_adjustment,right_adjustment) = numeric expansion_factor; mono_charwd#=2letter_fit# +expansion_factor*(charwd+left_adjustment+right_adjustment); forsuffixes $=u,jut,cap_jut,beak_jut,apex_corr: $:=$.#*expansion_factor*hppp; endfor l:=-hround(left_adjustment*expansion_factor*hppp)-letter_fit; interim xoffset:=-l; r:=l+mono_charwd-shrink_fit; w:=r-hround(right_adjustment*expansion_factor*hppp)-letter_fit; charwd:=mono_charwd#; charic:=mono_charic#; enddef; font_identifier:="LAMS"; font_size 10pt#; u#:=20/36pt#; % unit width width_adj#:=0pt#; % width adjustment for certain characters serif_fit#:=0pt#; % extra sidebar near lowercase serifs cap_serif_fit#:=5/36pt#; % extra sidebar near uppercase serifs letter_fit#:=0pt#; % extra space added to all sidebars body_height#:=270/36pt#; % height of tallest characters asc_height#:=360/36pt#; % height of lowercase ascenders cap_height#:=246/36pt#; % height of caps fig_height#:=232/36pt#; % height of numerals x_height#:=155/36pt#; % height of lowercase without ascenders math_axis#:=90/36pt#; % axis of symmetry for math symbols bar_height#:=87/36pt#; % height of crossbar in lowercase e comma_depth#:=70/36pt#; % depth of comma below baseline desc_depth#:=0/36pt#; % depth of lowercase descenders crisp#:=8/36pt#; % diameter of serif corners tiny#:=8/36pt#; % diameter of rounded corners fine#:=7/36pt#; % diameter of sharply rounded corners thin_join#:=7/36pt#; % width of extrafine details hair#:=9/36pt#; % lowercase hairline breadth stem#:=24/36pt#; % lowercase stem breadth curve#:=29/36pt#; % lowercase curve breadth ess#:=27/36pt#; % breadth in middle of lowercase s flare#:=32/36pt#; % diameter of bulbs or breadth of terminals dot_size#:=38/36pt#; % diameter of dots cap_hair#:=11/36pt#; % uppercase hairline breadth cap_stem#:=30/36pt#; % uppercase stem breadth cap_curve#:=35/36pt#; % uppercase curve breadth cap_ess#:=33/36pt#; % breadth in middle of uppercase s rule_thickness#:=.4pt#; % thickness of lines in math symbols dish#:=1/36pt#; % amount erased at top or bottom of serifs bracket#:=20/36pt#; % vertical distance from serif base to tangent jut#:=30/36pt#; % protrusion of lowercase serifs cap_jut#:=37/36pt#; % protrusion of uppercase serifs beak_jut#:=10/36pt#; % horizontal protrusion of beak serifs beak#:=70/36pt#; % vertical protrusion of beak serifs vair#:=8/36pt#; % vertical diameter of hairlines notch_cut#:=10pt#; % maximum breadth above or below notches bar#:=11/36pt#; % lowercase bar thickness slab#:=11/36pt#; % serif and arm thickness cap_bar#:=11/36pt#; % uppercase bar thickness cap_band#:=11/36pt#; % uppercase thickness above/below lobes cap_notch_cut#:=10pt#; % max breadth above/below uppercase notches serif_drop#:=4/36pt#; % vertical drop of sloped serifs stem_corr#:=1/36pt#; % for small refinements of stem breadth vair_corr#:=1/36pt#; % for small refinements of hairline height apex_corr#:=0pt#; % extra width at diagonal junctions o#:=8/36pt#; % amount of overshoot for curves apex_o#:=8/36pt#; % amount of overshoot for diagonal junctions slant:=0; % tilt ratio $(\Delta x/\Delta y)$ fudge:=1; % factor applied to weights of heavy characters math_spread:=0; % extra openness of math symbols superness:=1/sqrt2; % parameter for superellipses superpull:=1/6; % extra openness inside bowls beak_darkness:=11/30; % fraction of triangle inside beak serifs ligs:=2; % level of ligatures to be included square_dots:=false; % should dots be square? hefty:=false; % should we try hard not to be overweight? serifs:=true; % should serifs and bulbs be attached? monospace:=false; % should all characters have the same width? variant_g:=true; % should an italic-style g be used? low_asterisk:=false; % should the asterisk be centered at the axis? math_fitting:=true; % should math-mode spacing be used? mode_setup; font_setup; autorounding:=0; font_slant slant; font_x_height 0; font_quad 18u# if not monospace:+4letter_fit# fi; slant:=mono_charic#:=0; % the remaining characters will not be slanted currenttransform:=identity yscaled aspect_ratio scaled granularity; def RevShaft (expr ChCode,ChWidthFrac,ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1= 0; x0=(w); y1=h; y0=-d; pickup pencircle scaled rule_thickness; draw z1--z0; penlabels(1,2); endchar; enddef; def RevDashedShaft (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1= 0; x0=(w); y1=h; y0=-d; numeric theta,delta; theta=angle(z0-z1); delta=3u++.24asc_height; if abs(theta-45)<2.5: theta:=45; y1:=y0+x1-x0; fi % near-45$^\circ$ angle pos1(rule_thickness,90+theta); pos2(1.5rule_thickness,90+theta); x2= w; y2=-d; pickup pencircle scaled rule_thickness; draw z1--1/6[z1,z2]; draw 2/6[z1,z2]--4/6[z1,z2]; draw 5/6[z1,z2]--z2; penlabels(1,2); endchar; enddef; def RevUpperHead (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0, ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=0; x0=w; y1=h; y0=-d; numeric theta; theta=angle(z0-z1); numeric delta; delta=((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); pos1(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir -(90+(45-theta)) scaled delta; z3=z0+ dir -(180+(45-theta)) scaled delta; z2l=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; endchar; enddef; def RevLowerHead (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=w ; x0= 0; y1=-d; y0=h; numeric theta; theta=angle(z1-z0); numeric delta; delta=((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); pos1(rule_thickness,-90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir (90-(45-theta)) scaled delta; z3=z0+ dir -(45-theta) scaled delta; pos5(bar,90-(45-theta)); z5l=z0; pos6(bar,-(45-theta)); z6l=z0; z2r=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; penlabels(0,1,2,3,4,5,6,9); endchar; enddef; def RevUpperTopBarb (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=0; x0=w; y1=h; y0=-d; numeric theta; theta=angle(z0-z1); pos1(rule_thickness,90+theta); pos0(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir -(90+(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z3=z0+ dir -(180+(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z2l=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r{dir (270+theta)}..{z1-z0}z0l--z2l--cycle; endchar; enddef; def RevUpperBotBarb (expr ChCode,ChWidthFrac,ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=0; x0=w; y1=h; y0=-d; numeric theta; theta=angle(z0-z1); pos1(rule_thickness,90+theta); pos0(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir -(90+(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z3=z0+ dir -(180+(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z2l=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; filldraw z2r{dir (90+theta)}..{z1-z0}z0r--z2l--cycle; endchar; enddef; def RevLowerTopBarb (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=w ; x0=0; y1=-d; y0=h; numeric theta; theta=angle(z1-z0); pos1(rule_thickness,90+theta); pos0(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir (90-(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z3=z0+ dir -(45-theta) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); pos5(bar,90-(45-theta)); z5l=z0; pos6(bar,-(45-theta)); z6l=z0; z2r=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; filldraw z2l{dir (180+90+theta)}..{z1-z0}z0l--z2r--cycle; endchar; enddef; def RevLowerBotBarb (expr ChCode, ChWidthFrac,ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=w ; x0=0; y1=-d; y0=h; numeric theta,delta;theta=angle(z1-z0); pos1(rule_thickness,90+theta); pos0(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir (90-(45-theta)) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z3=z0+ dir -(45-theta) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); pos5(bar,90-(45-theta)); z5l=z0; pos6(bar,-(45-theta)); z6l=z0; z2r=z0; z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2l{dir (90+theta)}..{z1-z0}z0r--z2r--cycle; endchar; enddef; def RevLowerTopHook (expr ChCode, ChWidthFrac, ChDepthFrac)= compute_spread(.45x_height#,.55x_height); beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=(w) ; x0= 0; y1=-d; y0=h; numeric theta; theta=angle(z1-z0); pos1(rule_thickness,-90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir (90+theta) xscaled spread yscaled spread; pos5(bar,90-(45-theta)); z5l=z0; pos6(bar,-(45-theta)); z6l=z0; z2l=z0; z9=.381966[.5[z3,z4],z0]; pickup rule.nib; z40= 1/2[z0,z4] + dir (180+theta) xscaled 2.5u yscaled 2.5u; draw z0{z0-z1}..{z4-z0}z40..{z1-z0}z4; endchar; enddef; def RevLowerBotHook (expr ChCode, ChWidthFrac, ChDepthFrac)= compute_spread(.45x_height#,.55x_height); beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=(w) ; x0= 0; y1=-d; y0=h; numeric theta,delta; theta=angle(z1-z0); delta=3u++.24asc_height; if abs(theta-45)<2.5: theta:=45; y1:=y0+x1-x0; fi % near-45$^\circ$ angle pos1(rule_thickness,-90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir -(90-theta) xscaled spread yscaled spread; %dir (90-theta) xscaled (delta+eps) yscaled (delta+eps); %z3=z0+ dir -(45-theta) xscaled (delta+eps) yscaled (delta+eps); pos5(bar,90-(45-theta)); z5l=z0; pos6(bar,-(45-theta)); z6l=z0; z2l=z0; z9=.381966[.5[z3,z4],z0]; z40= 1/2[z0,z4] + dir (180+theta) xscaled 2.5u yscaled 2.5u; pickup rule.nib; draw z0{z0-z1}..{z4-z0}z40..{z1-z0}z4; %penstroke z2e..{z4-z9}z4e; penlabels(0,1,2,3,4,5,6,9); endchar; enddef; def RevUpperTopHook (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1=0; x0=(w); y1=h; y0=-d; numeric theta; theta=angle(z0-z1); pos1(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir (90+theta) xscaled (spread) yscaled (spread); z2r=z0; z9=.381966[.5[z3,z4],z0]; z40= 1/2[z0,z4] + dir theta xscaled 2.5u yscaled 2.5u; pickup rule.nib; draw z0{z0-z1}..{z4-z0}z40..{z1-z0}z4; endchar; enddef; def RevUpperBotHook (expr ChCode, ChWidthFrac, ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); pickup crisp.nib; x1= 0; x0=(w); y1=h; y0=-d; numeric theta; theta=angle(z0-z1); pos1(rule_thickness,90+theta); pos2(1.5rule_thickness,theta); pos3(bar,theta); pos4(bar,theta); z4=z0+ dir -(90-theta) xscaled (spread) yscaled (spread); z2r=z0; z9=.381966[.5[z3,z4],z0]; z40= 1/2[z0,z4] + dir theta xscaled 2.5u yscaled 2.5u; pickup rule.nib; draw z0{z0-z1}..{z4-z0}z40..{z1-z0}z4; penlabels(0,1,2,3,4,5,6,9); endchar; enddef; def RevSquiggle (expr ChCode, ChWidthFrac,ChDepthFrac)= beginchar(ChCode,ChWidthFrac*18u#,0,ChDepthFrac*18u#); adjust_fit(0,0); x0= 0; x1=(w); y0=h; y1=-d; numeric theta,delta; theta=angle(z1-z0); delta=3u; z2=.5/6[z0,z1]; z8=5.5/6[z0,z1]; z3=1/6[z0,z1] + dir (90+theta) xscaled (delta+eps) yscaled (delta+eps); z5=3/6[z0,z1] + dir (90+theta) xscaled (delta+eps) yscaled (delta+eps); z7=5/6[z0,z1] + dir (90+theta) xscaled (delta+eps) yscaled (delta+eps); z4=2/6[z0,z1] + dir -(90-theta) xscaled (delta+eps) yscaled (delta+eps); z6=4/6[z0,z1] + dir -(90-theta) xscaled (delta+eps) yscaled (delta+eps); pickup pencircle scaled rule_thickness; draw z0--z2--z3--z4--z5--z6--z7--z8--z1; penlabels(1,2); endchar; enddef; RevShaft(0,1,2/5); RevShaft(13,1,1/2); RevShaft(26,1,3/5); RevShaft(39,1,2/3); RevShaft(52,1,3/4); RevShaft(65,1,4/5); RevShaft(78,1,5/6); RevShaft(91,1,1); RevShaft(104,5/6,1); RevDashedShaft(1,1,2/5); RevDashedShaft(14,1,1/2); RevDashedShaft(27,1,3/5); RevDashedShaft(40,1,2/3); RevDashedShaft(53,1,3/4); RevDashedShaft(66,1,4/5); RevDashedShaft(79,1,5/6); RevDashedShaft(92,1,1); RevDashedShaft(105,5/6,1); RevUpperHead(2,1,2/5); RevUpperHead(15,1,1/2); RevUpperHead(28,1,3/5); RevUpperHead(41,1,2/3); RevUpperHead(54,1,3/4); RevUpperHead(67,1,4/5); RevUpperHead(80,1,5/6); RevUpperHead(93,1,1); RevUpperHead(106,5/6,1); RevLowerHead(3,1,2/5); RevLowerHead(16,1,1/2); RevLowerHead(29,1,3/5); RevLowerHead(42,1,2/3); RevLowerHead(55,1,3/4); RevLowerHead(68,1,4/5); RevLowerHead(81,1,5/6); RevLowerHead(94,1,1); RevLowerHead(107,5/6,1); RevUpperTopBarb(4,1,2/5); RevUpperTopBarb(17,1,1/2); RevUpperTopBarb(30,1,3/5); RevUpperTopBarb(43,1,2/3); RevUpperTopBarb(56,1,3/4); RevUpperTopBarb(69,1,4/5); RevUpperTopBarb(82,1,5/6); RevUpperTopBarb(95,1,1); RevUpperTopBarb(108,5/6,1); RevUpperBotBarb(5,1,2/5); RevUpperBotBarb(18,1,1/2); RevUpperBotBarb(31,1,3/5); RevUpperBotBarb(44,1,2/3); RevUpperBotBarb(57,1,3/4); RevUpperBotBarb(70,1,4/5); RevUpperBotBarb(83,1,5/6); RevUpperBotBarb(96,1,1); RevUpperBotBarb(109,5/6,1); RevLowerTopBarb(6,1,2/5); RevLowerTopBarb(19,1,1/2); RevLowerTopBarb(32,1,3/5); RevLowerTopBarb(45,1,2/3); RevLowerTopBarb(58,1,3/4); RevLowerTopBarb(71,1,4/5); RevLowerTopBarb(84,1,5/6); RevLowerTopBarb(97,1,1); RevLowerTopBarb(110,5/6,1); RevLowerBotBarb(7,1,2/5); RevLowerBotBarb(20,1,1/2); RevLowerBotBarb(33,1,3/5); RevLowerBotBarb(46,1,2/3); RevLowerBotBarb(59,1,3/4); RevLowerBotBarb(72,1,4/5); RevLowerBotBarb(85,1,5/6); RevLowerBotBarb(98,1,1); RevLowerBotBarb(111,5/6,1); RevLowerTopHook(8,1,2/5); RevLowerTopHook(21,1,1/2); RevLowerTopHook(34,1,3/5); RevLowerTopHook(47,1,2/3); RevLowerTopHook(60,1,3/4); RevLowerTopHook(73,1,4/5); RevLowerTopHook(86,1,5/6); RevLowerTopHook(99,1,1); RevLowerTopHook(112,5/6,1); RevLowerBotHook(9,1,2/5); RevLowerBotHook(22,1,1/2); RevLowerBotHook(35,1,3/5); RevLowerBotHook(48,1,2/3); RevLowerBotHook(61,1,3/4); RevLowerBotHook(74,1,4/5); RevLowerBotHook(87,1,5/6); RevLowerBotHook(100,1,1); RevLowerBotHook(113,5/6,1); RevUpperTopHook(10,1,2/5); RevUpperTopHook(23,1,1/2); RevUpperTopHook(36,1,3/5); RevUpperTopHook(49,1,2/3); RevUpperTopHook(62,1,3/4); RevUpperTopHook(75,1,4/5); RevUpperTopHook(88,1,5/6); RevUpperTopHook(101,1,1); RevUpperTopHook(114,5/6,1); RevUpperBotHook(11,1,2/5); RevUpperBotHook(24,1,1/2); RevUpperBotHook(37,1,3/5); RevUpperBotHook(50,1,2/3); RevUpperBotHook(63,1,3/4); RevUpperBotHook(76,1,4/5); RevUpperBotHook(89,1,5/6); RevUpperBotHook(102,1,1); RevUpperBotHook(115,5/6,1); RevSquiggle(12,1,2/5); RevSquiggle(25,1,1/2); RevSquiggle(38,1,3/5); RevSquiggle(51,1,2/3); RevSquiggle(64,1,3/4); RevSquiggle(77,1,4/5); RevSquiggle(90,1,5/6); RevSquiggle(103,1,1); RevSquiggle(116,5/6,1); beginchar(117,0,0,0); adjust_fit(0,0); pickup crisp.nib; numeric delta; delta=3u++.24asc_height; pickup rule.nib; lft x0=0; y0=0; lft x2=0; y2=y0; %top pos2(1.5rule_thickness,270); pos3(bar,270); pos4(bar,270); z4=z0+ dir (90-45) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z3=z0+ dir (90+45) scaled ((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; endchar; beginchar(118,0,0,10/3pt#); adjust_fit(0,0); pickup rule.nib; numeric delta; delta=((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); lft x0=0; y0=0; lft x2=0; y2=y0; %top pos2(1.5rule_thickness,90); pos3(bar,90); pos4(bar,90); z4=z0+ dir (270-45) xscaled (delta+eps) yscaled (delta+eps); z3=z0+ dir (270+45) xscaled (delta+eps) yscaled (delta+eps); z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; endchar; beginchar(119,0,0,0); adjust_fit(0,0); pickup rule.nib; numeric delta; delta=((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); lft x0=0; y0=0; lft x2=0; y2=y0; pos0(rule_thickness,0); pos2(1.5rule_thickness,270); pos3(bar,270); pos4(bar,270); z4=z0+ dir (90-45) xscaled (delta+eps) yscaled (delta+eps); z3=z0+ dir (90+45) xscaled (delta+eps) yscaled (delta+eps); z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z3-z9}z3r---{z9-z3}z3l..z2l--cycle; filldraw z2r{right}..{up}z0r--z2l--cycle; penlabels(0,1,2,3,4,5,6,9); endchar; beginchar(120,0,0,0); adjust_fit(0,0); pickup rule.nib; numeric delta; delta=((3u++.24asc_height)+eps-rule_thickness-.5crisp.breadth); lft x0=0; y0=0; lft x2=y0; y2=0; pos0(rule_thickness,0); pos2(1.5rule_thickness,270); pos3(bar,270); pos4(bar,270); z4=z0+ dir (90-45) xscaled (delta+eps) yscaled (delta+eps); z3=z0+ dir (90+45) xscaled (delta+eps) yscaled (delta+eps); z9=.381966[.5[z3,z4],z0]; pickup crisp.nib; filldraw z2r..{z4-z9}z4r---{z9-z4}z4l..z2l--cycle; filldraw z2r{left}..{up}z0l--z2l--cycle; penlabels(0,1,2,3,4,5,6,9); endchar; compute_spread(.45x_height#,.55x_height); beginchar(121,0,0,10/3pt#); adjust_fit(0,0); pickup rule.nib; lft x0=0; y0=0; z4=z0+ dir 180 xscaled spread yscaled spread; bot z40= 1/2[z0,z4] + dir 270 xscaled 2.5u yscaled 2.5u; draw z0{down}..{z4-z0}z40..{up}z4; penlabels(0,1,2,3,4,5,6,9); endchar; compute_spread(.45x_height#,.55x_height); beginchar(122,0,0,10/3pt#); adjust_fit(0,0); pickup rule.nib; lft x0=0; y0=0; z4=z0 - dir 180 xscaled spread yscaled spread; bot z40= 1/2[z0,z4] + dir 270 xscaled 2.5u yscaled 2.5u; %draw z0{down}..{z4-z0}z40..{up}z4; draw z0{down}..{z4-z0}z40..{up}z4; penlabels(0,1,2,3,4,5,6,9); endchar; bye.