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% make a solid diamond to use as a calligraphic-style bullet
if unknown cmbase: input cmbase fi % omit if CMMF can be assumed
mode_setup;
def generate suffix t= enddef;
input cmr12; font_setup;
cmchar "Solid diamond"; % cf Diamond operator in sym.mf
beginchar("d",9u#,v_center(7u#));
italcorr math_axis#*slant;
adjust_fit(0,0); pickup rule.nib;
numeric a; a=(lft 3.5u)*sqrt(3.14159/2); % an attempt to match circle area
x4=x8=good.x .5w; center_on(x4); x2=w-x6=good.x(x4+a);
y2=y6=.5[y4,y8]=math_axis; y8=good.y(y2+a);
fill (rt z2)--(top z8)--(lft z6)--(bot z4)--cycle; % bowl
labels(2,4,6,8); endchar;
end
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