Basic template

% !TEX TS-programma=lualatex-!TEX encoding=UTF-8
% Dit is een template van een LuaLaTex document voor een gregorio partituur.
\documentclass[a4paper,12pt]{article}
\usepackage[dutch]{babel}
\usepackage{fontspec}
\usepackage {color}
\usepackage{gregoriotex}
\usepackage {fullpage}
\setmainfont{EB Garamond}
\begin{document}
\pagestyle {empty}
\newcommand{\rood}[1]{\textcolor{red}{#1}}
\newcommand{\zwart}[1]{\textcolor{black}{#1}}
\newcommand{\cent}[1]{\begin{center}{#1}\end{center}}
%titel
\cent{\LARGE{\rood{I}\zwart{ntroitus Oculi mei}}}
\gresetgregoriofont[op]{greciliae}

\gresetnabcfont{gregall}{12}
\grechangestaffsize{17}
\gresetbarspacing{new}
\grechangedim{maxbaroffsettextleft}{0 cm}{scalable}
\grechangedim{beforeinitialshift}{3.2mm}{scalable}
\grechangedim{afterinitialshift}{3.2mm}{scalable}
\greannotation{\small\textbf{IN. VII}}
\grecommentary[8mm]{\emph Ps.24,15.16 et 1-2}
\gregorioscore[a]{Oculi mei}
\vspace{0.2cm}
\cent{\greseparator{2}{20}}
\end{document}