This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Domingos Faria
dfaria.eu
did:plc:zxclnyklmf3ehq57qwe56v5m
\documentclass{article}\begin{document}\directlua{
function p(h,w,t)
for i=1,h do tex.print("\\centerline{"..("*"):rep(2*i-1).."}")end
for i=1,t do tex.print("\\centerline{"..("*"):rep(w).."}")end
tex.print("\\centerline{Merry Xmas}")
end}\def\P#1,#2,#3{\directlua{p(#1,#2,#3)}}\P30,5,7\end{document}
2025-12-23T13:06:35.933Z