[R] pdf transparency not working with Latex documents. Solved

[jgarcia at ija.csic.es]

Hi,
I've found that after the call to pdf(), I had a posterior line:
par(bg="white")
that was creating this white background. Setting this to transparent works
fine.
Thanks,
Javier
...

> Hello,
> I' using the pdf() device with bg="transparent" to create plots to be used
> within a latex (beamer) presentation.
>
> Later on, I see that the background of my pdf() graphics is solid white in
> the  final presentation.
>
> I'm using R-2.6.0, and I have also tried to set the version argument in
> pdf() to "1.5" and "1.6". Later versions are not accepted.
>
> Has anyone used transparency successfully in this way?
>
> Thanks, and best regards,
> Javier
> ...
>
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