Hi
[EMAIL PROTECTED] wrote:
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>
> to trigger the bug:
>
> plot(0:1,0:1)
> text(0.5,0.5,"abc",srt=3D-1e-9)
>
> this doesn't happen for positive, small srt,
> or for negative srt with magnitude greater
> than about 1e-8 (the example in plot.phylo
> in the ape package triggers it, with a
> srt value of -3e-15).
>
> plot(0:1,0:1)
> for (i in 1:10) {
> cat(i,"\n")
> text(0.5,0.5,"hello",srt=3D(-10^-i))
> }
>
> I have traced this a fair ways into
> the C code -- I think it happens somewhere
> in clipText -- but I'm not sure. Sorry not
> to be able to provide a fix at the moment.
I can confirm a (ridiculously) long pause on CentOS. Tracing deeper
into C code, it appears to be a loop in XmbRotCreateTextItem() in
rotate.c, which misses an important case when setting up loop
parameters. I have committed a fix to r-devel which solves the problem
for the example above.
Paul
> This is on Ubuntu 6.06, not sure whether
> it affects other platforms or not ...
>
> Ben Bolker
>
>> version
> _
> platform i686-pc-linux-gnu
> arch i686
> os linux-gnu
> system i686, linux-gnu
> status
> major 2
> minor 4.0
> year 2006
> month 10
> day 03
> svn rev 39566
> language R
> version.string R version 2.4.0 (2006-10-03)
>
>
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--
Dr Paul Murrell
Department of Statistics
The University of Auckland
Private Bag 92019
Auckland
New Zealand
64 9 3737599 x85392
[EMAIL PROTECTED]
http://www.stat.auckland.ac.nz/~paul/
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