Масштабирование в LaTeX?

\pgfsetstrokecolor{dialinecolor}
\draw (34.000000\du,-17.000000\du)--(35.872273\du,-17.000000\du);
}
\definecolor{dialinecolor}{rgb}{0.000000, 0.000000, 0.000000}
\pgfsetstrokecolor{dialinecolor}
\draw (34.000000\du,-17.000000\du)--(35.872273\du,-17.000000\du);
\pgfsetlinewidth{0.100000\du}
\pgfsetdash{}{0pt}
\pgfsetmiterjoin
\pgfsetbuttcap
\definecolor{dialinecolor}{rgb}{0.000000, 0.000000, 0.000000}
\pgfsetfillcolor{dialinecolor}
\pgfpathmoveto{\pgfpoint{34.000000\du}{-17.000000\du}}
\pgfpathcurveto{\pgfpoint{34.000000\du}{-17.125000\du}}{\pgfpoint{34.125000\du}{-17.250000\du}}{\pgfpoint{34.250000\du}{-17.250000\du}}
\pgfpathcurveto{\pgfpoint{34.375000\du}{-17.250000\du}}{\pgfpoint{34.500000\du}{-17.125000\du}}{\pgfpoint{34.500000\du}{-17.000000\du}}

\usepackage{graphicx} 
\includegraphics[scale=0.75]{myfig.eps}

\stelength{\du}{0.7\du} 
\begin{figure}
  \centering
  \input{picture.tex}    
\end{figure}

\begin{figure}
  \centering
  \stelength{\du}{0.7\du} 
  \input{picture.tex}    
\end{figure}