[R] R graphics with Linux (libpng)

[Benilton Carvalho]

I forgot to mention that

bitmap()

will do what you want without an X11 connection.

b

On Jan 11, 2007, at 1:09 PM, Rebecca Tagett wrote:

> Hello,
>
> I'm trying to adapt some R code that works on Windows so that it  
> will work
> on a Linux machine.
>
> The command :
>
> png("myFile.png", width=600, height=600)
>
> fails claiming that it is impossible to establish a connection with  
> X11.
> (Error messages are in French, so I'm not pasting them here!)
>
>
>
> I have libpng installed:
>
>> rpm -qa libpng*
>
> libpng-1.0.12-2
>
> libpng-devel-1.0.12-2
>
>
>
> So I don't understand why R thinks I'm trying to connect to X11. I  
> haven't
> been able to find many examples of R graphics code specifically for  
> Linux,
> but I have the impression that if libpng is installed, the graphics  
> commands
> are identical. The libpng manual is not useful, because it does not  
> mention
> use of libpng commands in an R environment.
>
>
>
> I'm using R 2.4.1, which I recently installed. Do I have to install  
> a more
> recent libpng ? If so, do I have to reconfigure and remake R ?
>
>
>
> I've also read that no graphics devices are available under R CMD  
> BATCH.
> Does that really mean that I can't create graphics from some R code  
> that I
> launch in noninteractive mode?
>
>
>
> Thanks in advance !
>
>
>
> Rebecca Tagett
>
>
> 	[[alternative HTML version deleted]]
>
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