\documentclass[margin = 5mm]{standalone}

\usepackage{tikz}
\usetikzlibrary{calc,patterns,angles,quotes,shapes,arrows, positioning,overlay-beamer-styles}
\usepackage{ifthen}


\usepackage{xcolor}

\begin{document}
    \input{diagrams/diagramm_occlusion.tex}
\end{document}