[pstricks] pst-abspos and beamer not (quite) working

Herbert Voss Herbert.Voss at FU-Berlin.DE
Fri Jan 6 08:14:07 CET 2012

Am 05.01.2012 20:30, schrieb Christian Häger:

> My intent is to be able to place PSTricks objects at arbitrary positions in my beamer presentation, having the upper left corner as a fixed reference point. However, it does not quite work. Here is my minimal example:
> \documentclass[t]{beamer}
> \usepackage{pstricks}
> \usepackage[absolute]{pst-abspos}
> \begin{document}
> \begin{frame}{Testframe}%
> \pstSetAbsoluteOrigin%
> \pstPutAbs(0,0){%

that is beamer specific. The title height depends to the style and
is not known.

\pstPutAbs(0,1.1cm){%  this maybe possible


> \psgrid(0,0)(\paperwidth,-4)
> \psdot[dotsize=5pt](0,0)%
> \psdot[dotsize=5pt](\paperwidth,0)%
> }%
> \end{frame}
> \end{document}
> The option [t] is what I found after some I asked google. When I compile this, the point (0,0) appears to be approximately 1cm below the actual upper left corner of the beamer slide. How can I fix this?

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