[R-SIG-Mac] Bug Report

[Richard Martin]

In addition to the previous message, this script has just produced a
script which is upside down and back-to-front. Please find it
attached.

Regards,

Richard

On 13/02/2008, Richard Martin <radiosity at gmail.com> wrote:
> Good Morning,
>
> I believe I have found a bug within R.app. It's a problem with
> quartz.save() which _seems_ to manifest itself when using par(mfcol)
> to create multi-window graphs (and hence affects topology plots etc).
>
> I have created a script which will repeat the bug _most_ of the time.
>
> for(i in 1:5) {
>
> quartz()
> par(mfcol=c(2,2))
> plot(1:10, type="b")
> plot(1:10, type="b")
> plot(1:10, type="b")
> plot(1:10, type="b")
> quartz.save(paste(i, ".pdf"), type="pdf")
>
> }
>
> EXPECTED OUTCOME: 5 files, named 1.pdf to 5.pdf, containing 4 graphs.
> Each pdf should be identical.
> ACTUAL OUTCOME: The pdf files are most often not equal. Sometimes
> individual plots are left off the graphs (such that 1.pdf contains
> only 2 or 3 plots, for example). More seriously, in some instances
> console text is superimposed in a translated manner over the graphs
> themselves. This can be seen in the attached pdf.
>
> R version information follows:
>
> > R.Version()
> $platform
> [1] "i386-apple-darwin8.10.1"
>
> $arch
> [1] "i386"
>
> $os
> [1] "darwin8.10.1"
>
> $system
> [1] "i386, darwin8.10.1"
>
> $status
> [1] ""
>
> $major
> [1] "2"
>
> $minor
> [1] "6.2"
>
> $year
> [1] "2008"
>
> $month
> [1] "02"
>
> $day
> [1] "08"
>
> $`svn rev`
> [1] "44383"
>
> $language
> [1] "R"
>
> $version.string
> [1] "R version 2.6.2 (2008-02-08)"
>
> R.app version information:
> R 2.6.2 GUI 1.23 (4932) (4932)
>
> Mac Information:
> Version 10.5.2, build 9C31
>
> If you have any idea how to work around this bug, I'd be most
> greatful. If you need any more information or I can help in any way,
> please email.
>
> Kind Regards,
>
> Richard Martin
> Research Officer,
> University of Essex,
> Colchester,
> Essex,
> CO4 3SQ
>
>
> --
> Contendere, Explorare, Invenire, et non Cedere
>
>


-- 
Contendere, Explorare, Invenire, et non Cedere
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