[R] postscript()-resolution

Gavin Simpson gavin.simpson at ucl.ac.uk
Fri May 8 16:52:33 CEST 2009

On Fri, 2009-05-08 at 15:47 +0200, Henning Wildhagen wrote:
> Dear users,
> another question concerning graphics for publications. My favourite journal 
> wants .eps-graphics,
> and from older postings i adapted the following code:
> postscript(file="Figure1.eps", title="Figure 1", width=11.5, height=8, 
> paper="a4",onefile=FALSE)

I think you need 'paper = "special"' to get an eps file - the hight and
width set the size of the plot, so you don't need to say what paper it
is on for eps.



> However, when checking the properties of this file, it is a .ps and not a 
> .eps file. So, i konverted to .eps with ghostview. Then, for windows it is 
> no longer a file of type "postscript", but just a file of type "file", what 
> makes me nervous. Any clue how to produce .eps-files in a more convenient 
> way?
> In addition, the journal says that the files should be at 600 dpi 
> resolution. Since there is no resolution-argument to postscript(), how 
> can i check/ensure, that the resolution i high enough?
> Thanks for your help,
> Henning
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 Dr. Gavin Simpson             [t] +44 (0)20 7679 0522
 ECRC, UCL Geography,          [f] +44 (0)20 7679 0565
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