% !TEX TS-program = lualatex-% !TEX encoding = UTF-8
% This is a  template for a LuaLaTeX document using gregorio scores.
\documentclass[a4paper,12pt]{article}
% usual packages loading:
\usepackage[T1]{fontenc}
\usepackage{graphicx} % support the \includegraphics command and options
\usepackage{gregoriotex} % for gregorio score inclusion
\usepackage{fullpage} % to reduce the margins
\usepackage[dutch]{bable}
\pagestyle{empty}
\usepackage{color}
\definecolor{Blue}{rgb}{0.3,0.3,0.9}
% here we begin the document
\begin{document}
\newcommand{\red}[1]{\textcolor{red}{#1}}
\newcommand{\black}[1]{\textcolor{black}{#1}}
\newcommand{\cent}[1]{\begin{center}{#1}\end{center}}
\newcommand{\links}[1]{\begin{flushleft}{#1}\end{flushleft}}
\input AnnSton.fd
\input Acorn.fd
\newcommand\initfamily{\usefont{U}{lmss}{b}{n}}  
\newcommand*\yourfont{\usefont{U}{AnnSton}{xl}{n}}
% The title:
\cent{\begin{yourfont}\Huge\red{I}\end{yourfont}\Huge\black{ntroitus Misereris omnium}}
% Here we set the space around the initial.
\grechangedim{beforeinitialshift}{2.2mm}{scalable}
\grechangedim{afterinitialshift}{2.2mm}{scalable}
% Here we set the initial font. Change 30 if you want a bigger initial.
\grechangestyle{initial}{\initfamily\fontsize{24}{24}\selectfont\color{red}\relax}
\grechangedim{spaceabovelines}{1.0cm}{scalable}
\gresetbarspacing{new} %%ipv gresetbarspacing{old}
\grechangedim{maxbaroffsettextleft}{0 cm}{scalable}%
\gresetinitiallines{1}% lijnen nodig voor de initial-default=1- if=0 geen initial
\gresetgregoriofont[op]{greciliae}
\grechangestaffsize{19}
\gresetlinecolor{Blue}%you can choose black
\gresetnabcfont{gregall}{12}
\gresetlastline{justified}
\vspace{1cm}
\links{\large{Gt 62 - Feria quarta cinerum}}
% We set IN - I above the initial.
\greannotation{\small{\textbf{IN - I}}}
\grecommentary[10mm]{\emph Sap.11,24-25.27;Ps.56}
\gregorioscore[a]{misererisomnium2}
\skip
\cent{\greseparator{2}{20}}
\end{document}