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-rw-r--r--doc/thesis/figures/tikz/qam-constellation.tex3
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diff --git a/doc/thesis/figures/tikz/qam-constellation.tex b/doc/thesis/figures/tikz/qam-constellation.tex
index 6481650..eeeddc3 100644
--- a/doc/thesis/figures/tikz/qam-constellation.tex
+++ b/doc/thesis/figures/tikz/qam-constellation.tex
@@ -21,6 +21,9 @@
}
}
+ % special node for the example
+ \node[star, fill = blue!40!white] at (s32) {};
+
\foreach \i/\l in {0/00,1/01,2/11,3/10}{
\node[lightgray, below = 3mm] at (s\i0) {\texttt{\l}};
\node[lightgray, left = 2mm] at (s0\i) {\texttt{\l}};