[R] bgroup not rendering properly

[Uwe Ligges]

And this has been fixed by Tomas Kalibera on Dec 12 in R-devel already. 
Shortly to be ported to R-patched.

Best,
Uwe Ligges


On 13.12.2022 16:38, Uwe Ligges wrote:
> Fascinating: I see it with R-4.2.2  and R-patched  with the windows() 
> device. But all works well with R-4.2.1 and R-devel.
> 
> I'll try to investigate.
> 
> Best,
> Uwe Ligges
> 
> 
> 
> 
> 
> 
> 
> On 13.12.2022 14:59, Derek Ogle wrote:
>> Thank you all for your help. I am using Windows. I ran the following both
>> in R 4.2.2 using RStudio and not using RStudio (but using the R GUI). In
>> both runs, plots within the GUI/RStudio and in the PNG output 
>> exhibited the
>> same issue that I reported originally., whereas plots in the PDF output
>> were perfect (no issue).
>>
>> As asked, the first dev.cur() or .Device says "null device" whereas the
>> second says "Windows" when using the R GUI and "RStudioGD" when using
>> RStudio.
>>
>> It sounds like this is likely a windows-related bug that will be fixed in
>> the next version. I can wait for that.
>>
>> ----
>> dev.cur()
>> .Device
>> plot(0,xlim=c(0,1),ylim=c(0,1))
>> text(0.5,0.5,expression(bgroup('(',atop(x,y),')')))
>>
>> png("bgroup_R422.png")
>> plot(0,xlim=c(0,1),ylim=c(0,1))
>> text(0.5,0.5,expression(bgroup('(',atop(x,y),')')))
>> dev.off()
>>
>> pdf("bgroup_R422.pdf")
>> plot(0,xlim=c(0,1),ylim=c(0,1))
>> text(0.5,0.5,expression(bgroup('(',atop(x,y),')')))
>> dev.off()
>>
>> dev.cur()
>> .Device
>> plot(0,xlim=c(0,1),ylim=c(0,1))
>> text(0.5,0.5,expression(bgroup('(',atop(x,y),')')))
>>
>>
>> On Tue, Dec 13, 2022 at 5:48 AM Jinsong Zhao <jszhao using yeah.net> wrote:
>>
>>>
>>>
>>> On 2022/12/13 18:02, Martin Maechler wrote:
>>>>>>>>> Jinsong Zhao
>>>>>>>>>       on Tue, 13 Dec 2022 17:07:00 +0800 writes:
>>>>       > I don
>>>>
>>>>       >  On 2022/12/13 10:13, Derek Ogle wrote:
>>>>       >> bgroup() from plotmath does not render properly for
>>>>       >> me. For example
>>>>       >>
>>>>       >> plot(0,xlim=c(0,1),ylim=c(0,1))
>>>>       >> text(0.3,0.5,expression(bgroup('(',atop(x,y),')')))
>>>>       >> text(0.7,0.5,expression(group('(',atop(x,y),')')))
>>>>
>>>> Almost surely a  Windows-only problem i.e. bug,
>>>> See also the bug fixed yesterday, PR#18440,
>>>> https://bugs.r-project.org/show_bug.cgi?id=18440
>>>>
>>>>
>>> I do not observe the problem in that bug report. All works fine.
>>>
>>> Best,
>>> Jinsong
>>>
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>>
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>>
>> ______________________________________________
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> 
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> 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.