[R] plotting symbols: bug?

[Prof Brian D Ripley]

On Sat, 23 Feb 2002, Henrik Bengtsson wrote:

> I tried (almost) the same on WinMe:

Which is also based on the 1980s 16-bit GDI code used by Windows 3.x and
95.

>  >symbols(1:8,1:8,circle=c(1,2,3,4,88,0,0,50),inches=0.2)
>
> and I can't see the first *two* circles. Trying to generate a jpeg output
> using
>
>  >jpeg(file="foo.jpg", width=640, height=640)
>  >symbols(1:8,1:8,circle=c(1,2,3,4,88,0,0,50),inches=0.2)
>  >dev.off()
>
> gives the same result. dev.copy2eps() works fine.

jpeg was not a good choice for a line diagram, but it is using the same GDI
code, so would be expected to give the same result. dev.copy2eps() is
using the postscript graphics device.

[...]

You are welcome to submit a patch, provided it has been tested on both
Windows 9X and 2000/XP, and has no performance implications on the latter.

-- 
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 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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