This may be device and OS dependent, so please provide the information
requested in the posting guide, at a minimum the output of sessionInfo(). A
small reproducible example is also necessary.

Sarah

On Tuesday, July 10, 2012, Chris82 wrote:

> Hi R users,
>
> I have a maybe strange problem.
>
> Normaly I do image.plot() with x,y coordinates and add=T and if I have some
> NA values in my data matrix z, the color will be transparent of these
> pixels.
>
> But now I have a disorted coordinate system and x,y are a matrix. It works
> also fine, but now NA values are white colored and not transparent anymore.
>
> It is problematic if I have a secondary information underlying.
>
> Is there any solution for this stuff?
>
> Thanks!
>
> best regards
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/image-plot-transparent-tp4635976.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> R-help@r-project.org <javascript:;> mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>


-- 
Sarah Goslee
http://www.stringpage.com
http://www.sarahgoslee.com
http://www.functionaldiversity.org

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