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

[Herbert Voss]

Am 06.01.2012 08:14, schrieb Herbert Voss:
> 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

or as an alternative:

\begin{frame}{Testframe}%
\pstSetRelativeOrigin(-1cm,1.5cm)%
\pstPutAbs(0,0){%
...


> Herbert
>
>> \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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