$if(false)$
% This sectrion defines the author block and affiliation blocks
% based on the author and affiliation theme
$endif$
\newcommand{\authorstyle}[1]{{$if(titlepage-theme.author-fontsize)$\fontsize{$titlepage-theme.author-fontsize$}{$titlepage-theme.author-spacing$}\selectfont
$endif$$for(titlepage-theme.author-fontstyle)$\$titlepage-theme.author-fontstyle${$endfor$#1$for(titlepage-theme.author-fontstyle)$}$endfor$}}

\newcommand{\affiliationstyle}[1]{{$if(titlepage-theme.affiliation-fontsize)$\fontsize{$titlepage-theme.affiliation-fontsize$}{$titlepage-theme.affiliation-spacing$}\selectfont
$endif$$for(titlepage-theme.affiliation-fontstyle)$\$titlepage-theme.affiliation-fontstyle${$endfor$#1$for(titlepage-theme.affiliation-fontstyle)$}$endfor$}}

$if(titlepage-style-code.author.none)$
\newcommand{\titlepageauthorblock}{}
$endif$
$if(titlepage-style-code.author.plain)$
\newcommand{\titlepageauthorblock}{
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{$for(by-author)$\nohyphens{$by-author.name.literal$}$sep$$titlepage-theme.author-sep$$if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$$endfor$\\}}
}
$endif$
$if(titlepage-style-code.author.plain-with-and)$
\newcommand{\titlepageauthorblock}{
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{$if(by-author/allbutlast)$$for(by-author/allbutlast)$\nohyphens{$by-author.name.literal$}$sep$$titlepage-theme.author-sep$ $if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$$endfor$$for(by-author/last)$ and \nohyphens{$by-author.name.literal$}$endfor$$else$$for(by-author/last)$\nohyphens{$by-author.name.literal$}$if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$$endfor$$endif$}}
}
$endif$
$if(titlepage-style-code.author.superscript)$
\newcommand{\titlepageauthorblock}{
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{$for(by-author)$\nohyphens{$by-author.name.literal$}$for(by-author.affiliations)${\textsuperscript{$it.number$}}$sep${\textsuperscript{,}}$endfor$$if(by-author.email)$$if(by-author.affiliations)$\textsuperscript{,}$endif${\textsuperscript{*}}$endif$$sep$$titlepage-theme.author-sep$  $if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$$endfor$}}
}
$endif$
$if(titlepage-style-code.author.superscript-with-and)$
\newcommand{\titlepageauthorblock}{
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{$if(by-author/allbutlast)$$for(by-author/allbutlast)$\nohyphens{$by-author.name.literal$}$for(by-author.affiliations)${\textsuperscript{$it.number$}}$sep$\textsuperscript{,}$endfor$$if(by-author.email)$$if(by-author.affiliations)$\textsuperscript{,}$endif${\textsuperscript{*}}$endif$$sep$$titlepage-theme.author-sep$ $if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$$endfor$$for(by-author/last)$ and $if(titlepage-theme.author-space-between)$~\\ \vspace{$titlepage-theme.author-space-between$}$endif$\nohyphens{$by-author.name.literal$}$for(by-author.affiliations)${\textsuperscript{$it.number$}}$sep$\textsuperscript{,}$endfor$$if(by-author.email)$$if(by-author.affiliations)$\textsuperscript{,}$endif${\textsuperscript{*}}$endif$$endfor$$else$$for(by-author/last)$\nohyphens{$by-author.name.literal$}$for(by-author.affiliations)${\textsuperscript{$it.number$}}$sep$\textsuperscript{,}$endfor$$if(by-author.email)$$if(by-author.affiliations)$\textsuperscript{,}$endif${\textsuperscript{,*}}$endif$$endfor$$endif$}}}
$endif$
$if(titlepage-style-code.author.author-address)$
\newcommand{\titlepageauthorblock}{
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{
$for(by-author)$$by-author.name.literal$$if(by-author.affiliations)$$titlepage-theme.affiliation-sep$$for(by-author.affiliations)$$by-author.affiliations.name$$if(by-author.affiliations.department)$$titlepage-theme.affiliation-sep$$by-author.affiliations.department$$endif$$if(by-author.affiliations.address)$$titlepage-theme.affiliation-sep$$for(by-author.affiliations.address)$$by-author.affiliations.address$$sep$$titlepage-theme.affiliation-sep$$endfor$$endif$$sep$$titlepage-theme.affiliation-sep$$endfor$$endif$$if(by-author.email)$$titlepage-theme.affiliation-sep$$by-author.email$$endif$$sep$\\
$if(titlepage-theme.author-space-between)$\vspace{$titlepage-theme.author-space-between$}$endif$$endfor$}}}
$endif$
$if(titlepage-style-code.author.two-column)$
\newcommand{\titlepageauthorblock}{
\newlength{\miniA}
\setlength{\miniA}{0pt}
\newlength{\namelen}
$for(by-author)$\settowidth{\namelen}{$by-author.name.literal$}\setlength{\miniA}{\maxof{\miniA}{\namelen}}$endfor$
\setlength{\miniA}{\miniA+0.05\textwidth}
\newlength{\miniB}
\setlength{\miniB}{0.99\textwidth - \miniA}
\begin{minipage}{\miniA}
\begin{flushleft}
$if(titlepage-theme.author-color)$\textcolor{$titlepage-theme.author-color$}$endif${\authorstyle{$for(by-author)$$by-author.name.literal$$sep$\\ $if(titlepage-theme.author-space-between)$
\vspace{$titlepage-theme.author-space-between$}$endif$$endfor$}}
\end{flushleft}
\end{minipage}
\begin{minipage}{\miniB}
\begin{flushright}
$if(titlepage-theme.affiliation-color)$\textcolor{$titlepage-theme.affiliation-color$}$endif${\affiliationstyle{$for(by-author)$$for(by-author.affiliations/first)$$by-author.affiliations.name$
$endfor$$sep$\\
$if(titlepage-theme.affiliation-space-between)$\vspace{$titlepage-theme.affiliation-space-between$}
$endif$$endfor$\\}}
\end{flushright}
\end{minipage}}
$endif$

$if(titlepage-style-code.affiliation.none)$
\newcommand{\titlepageaffiliationblock}{}
$endif$
$if(titlepage-style-code.affiliation.numbered-list)$
\newcommand{\titlepageaffiliationblock}{
\hangindent=1em
\hangafter=1
\affiliationstyle{$for(by-affiliation)${$it.number$}.~$if(by-affiliation.name)$$it.name$$endif$$if(by-affiliation.department)$$if(by-affiliation.name)$$titlepage-theme.affiliation-sep$$endif$$it.department$$endif$$if(by-affiliation.address)$$if(by-affiliation.name)$$titlepage-theme.affiliation-sep$$else$$if(by-affiliation.department)$$titlepage-theme.affiliation-sep$$endif$$endif$$it.address$$endif$%
$sep$\par\hangindent=1em\hangafter=1$if(titlepage-theme.affiliation-space-between)$
\vspace{$titlepage-theme.affiliation-space-between$}$endif$
$endfor$
}}
$endif$
$if(titlepage-style-code.affiliation.numbered-list-with-correspondence)$
\newcommand{\titlepageaffiliationblock}{
\hangindent=1em
\hangafter=1
{\affiliationstyle{
$for(by-affiliation)${$it.number$}.~$if(by-affiliation.name)$$it.name$$endif$$if(by-affiliation.department)$$if(by-affiliation.name)$$titlepage-theme.affiliation-sep$$endif$$it.department$$endif$$if(by-affiliation.address)$$if(by-affiliation.name)$$titlepage-theme.affiliation-sep$$else$$if(by-affiliation.department)$$titlepage-theme.affiliation-sep$$endif$$endif$$it.address$$endif$
$sep$\par\hangindent=1em\hangafter=1$if(titlepage-theme.affiliation-space-between)$
\vspace{$titlepage-theme.affiliation-space-between$}$endif$
$endfor$

\vspace{1\baselineskip} 
$if(author)$
$for(by-author)$
$if(by-author.email)$
* \textit{Correspondence:}~$by-author.name.literal$~$by-author.email$
$endif$$endfor$$endif$
}}
}
$endif$