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% Computer Modern Variable-Width Blackboard Typewriter Text for use with 10 point
% Was cmvtt10; modified for blackboard letter
% Gilles F. ROBERT (29-03-93)
if unknown blbbase: input blbbase fi
font_identifier:="CMBBVTT"; font_size 10pt#;
u#:=21/36pt#; % unit width
width_adj#:=0pt#; % width adjustment for certain characters
serif_fit#:=0pt#; % extra sidebar near lowercase serifs
cap_serif_fit#:=0pt#; % extra sidebar near uppercase serifs
letter_fit#:=0pt#; % extra space added to all sidebars
body_height#:=250/36pt#; % height of tallest characters
asc_height#:=220/36pt#; % height of lowercase ascenders
cap_height#:=220/36pt#; % height of caps
fig_height#:=220/36pt#; % height of numerals
x_height#:=155/36pt#; % height of lowercase without ascenders
math_axis#:=110/36pt#; % axis of symmetry for math symbols
bar_height#:=79/36pt#; % height of crossbar in lowercase e
comma_depth#:=50/36pt#; % depth of comma below baseline
desc_depth#:=80/36pt#; % depth of lowercase descenders
crisp#:=11/36pt#; % diameter of serif corners % was 22/36pt# GFR
tiny#:=11/36pt#; % diameter of rounded corners % was 22/36pt# GFR
fine#:=10.5/36pt#; % diameter of sharply rounded corners % was 21/36pt# GFR
thin_join#:=21/36pt#; % width of extrafine details
hair#:=25/36pt#; % lowercase hairline breadth
stem#:=25/36pt#; % lowercase stem breadth
curve#:=25/36pt#; % lowercase curve breadth
ess#:=22/36pt#; % breadth in middle of lowercase s
flare#:=32/36pt#; % diameter of bulbs or breadth of terminals
dot_size#:=36/36pt#; % diameter of dots
cap_hair#:=25/36pt#; % uppercase hairline breadth
cap_stem#:=25/36pt#; % uppercase stem breadth
cap_curve#:=25/36pt#; % uppercase curve breadth
cap_ess#:=25/36pt#; % breadth in middle of uppercase s
rule_thickness#:=25/36pt#; % thickness of lines in math symbols
dish#:=0pt#; % amount erased at top or bottom of serifs
bracket#:=0pt#; % vertical distance from serif base to tangent
jut#:=34/36pt#; % protrusion of lowercase serifs
cap_jut#:=34/36pt#; % protrusion of uppercase serifs
beak_jut#:=0pt#; % horizontal protrusion of beak serifs
beak#:=34/36pt#; % vertical protrusion of beak serifs
vair#:=22/36pt#; % vertical diameter of hairlines
notch_cut#:=25/36pt#; % maximum breadth above or below notches
bar#:=22/36pt#; % lowercase bar thickness
slab#:=22/36pt#; % serif and arm thickness
cap_bar#:=22/36pt#; % uppercase bar thickness
cap_band#:=22/36pt#; % uppercase thickness above/below lobes
cap_notch_cut#:=25/36pt#; % max breadth above/below uppercase notches
serif_drop#:=0pt#; % vertical drop of sloped serifs
stem_corr#:=0pt#; % for small refinements of stem breadth
vair_corr#:=0pt#; % for small refinements of hairline height
apex_corr#:=10/36pt#; % extra width at diagonal junctions
o#:=4/36pt#; % amount of overshoot for curves
apex_o#:=3/36pt#; % amount of overshoot for diagonal junctions
slant:=0; % tilt ratio $(\Delta x/\Delta y)$
fudge:=0.81; % factor applied to weights of heavy characters
math_spread:=-1; % extra openness of math symbols
superness:=1/sqrt2; % parameter for superellipses
superpull:=0; % extra openness inside bowls
beak_darkness:=0; % fraction of triangle inside beak serifs
ligs:=2; % level of ligatures to be included
square_dots:=false; % should dots be square?
hefty:=true; % 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:=false; % should an italic-style g be used?
low_asterisk:=true; % should the asterisk be centered at the axis?
math_fitting:=false; % should math-mode spacing be used?
interspace#:=34/36pt#; % space between the doubled bars
cap_interspace#:=34/36pt#; % same for uppercase letters
generate blbord % switch to the driver file
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