[R] pie graphs in log scale axis
jwd
jwd at surewest.net
Mon Oct 28 23:03:36 CET 2013
On Mon, 28 Oct 2013 13:40:51 +0000
"Ortiz, John" <OrtizJ at si.edu> wrote:
>
> Dear list users,
>
>
> I'm doing a plot integrating Grid output with Base Graphics output
> (gridBase, Murrell 2012).
>
> My goal is to produce a xy plot where each point is represented by a
> pie. I could get it using the attach code, but now I want to change
> the X axis to log scale.
>
> when I introduce the log="x" parameter in the line:
>
> plot(x, y, xlim=c(0.1, 1.2), log="x", ylim=c(0.1, 1.2), type="n")
>
> I get this warning!
>
> vps <- baseViewports()
> Warning message:
> In baseViewports() : viewport scales NOT set to user coordinates
>
It is not clear what you want. Why is there an 'x = "log"' term in
plot()? If you want to plot log(x) try using:
plot(log(x), y, xlim=c(0.1, 1.2), ylim=c(0.1, 1.2), type="n")
That generates an x/y plot with pies at various points.
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