[R-SIG-Mac] Bug with x11(), Lion and CRAN R 2.13.1

[Prof Brian Ripley]

This is not peculiar to Lion: it does seem something about Apple's X11 
notifier and I've seen it quite often over the years on Leopard ...

On Tue, 26 Jul 2011, Konis Kjell wrote:

> Hello,
>
> I have just installed R 2.13.1 on a clean install of Lion on a 3 year old iMac with a 2GHz Core 2 Duo. When I run R in the terminal and use the x11 device I get some strange behaviors when I call the dev.off() function. If I plot several times then usually I get the error:
>
>    Error in dev.off() : parameter "i" in "mfg" is out of range
>
> and if I plot only once I get the warning:
>
>    Warning message:
>    In dev.off() : Display list redraw incomplete
>
> In both cases, a new x11 window opens (not exactly the expected result of dev.off). Steps to reproduce both cases are given below.
>
> Also, it seems that the x11 device is not 3-4 times faster than the 
> quartz device. Has anyone else noticed this?

Why would you expect it to be?  X11(type='Xlib') is, but that is no 
longer the default on OS X.

>
> Cheers,
> Kjell
>
> ## (re)start R ##
>
>> x11()
>> system.time(demo("graphics", echo = FALSE))
>   user  system elapsed
>  0.213   0.025   0.517
>> dev.off()
> Error in dev.off() : parameter "i" in "mfg" is out of range
>> dev.cur()
> X11
>  3
>> dev.off()
> null device
>          1
>> dev.cur()
> null device
>          1
>>
>>
>>
>> sessionInfo()
> R version 2.13.1 (2011-07-08)
> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
> loaded via a namespace (and not attached):
> [1] tools_2.13.1
>>
>
>
>
>
> ## (re)start R ##
>
>> x11()
>> plot(1:10)
>> dev.off()
> X11
>  4
> Warning message:
> In dev.off() : Display list redraw incomplete
>> sessionInfo()
> R version 2.13.1 (2011-07-08)
> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>>
>
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595