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% kerning.tex
%
% written 2022 by Werner Lemberg <wl@gnu.org>
% This file contains a graphic used for the 'FreeType Glyph Conventions'
% tutorial, part 4, 'Kerning'.
% Here is one possibility to convert this LaTeX file to both PNG and SVG
% formats.
%
% xelatex kerning.tex
%
% pdftoppm -f 1 -l 4 -png -r 120 kerning.pdf kerning
% optipng kerning-*.png
%
% for i in 1 2 3 4; do
% pdf2svg kerning.pdf kerning-$i.svg $i
% done
\documentclass[multi={img},
border=3mm]{standalone}
\usepackage{fontspec}
\usepackage{libertinus}
\begin{document}
\begin{img}
B\kern0pt R\kern0pt A\kern0pt V\kern0pt O
\end{img}
\begin{img}
BRAVO
\end{img}
\begin{img}
T\kern0pt .\kern2pt W\kern0pt .\kern2pt Lewis
{\tiny becomes}
T\kern-1pt .\kern2pt W\kern-2pt .\kern3pt Lewis
\end{img}
\begin{img}
T\kern-1pt .\kern1pt W\kern-2pt .\kern1pt Lewis
\end{img}
\end{document}
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