Have you tried using polygons instead? That sounds like it would be
more appropriate for your purpose.
Hadley
On 4/9/07, Jorge Cornejo-Donoso <cornejo at biopatagonia.cl>
wrote:> I have the same question/problem.
> I have a UTM plot, so the axes are in meters, and I need to represent each
> point of 50*50 m. It is any way to do it?
>
> -----Mensaje original-----
> De: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch] En nombre de Cressoni, Massimo
> (NIH/NHLBI) [F]
> Enviado el: Domingo, 08 de Abril de 2007 18:29
> Para: r-help at stat.math.ethz.ch
> Asunto: [R] Plot symbols dimensions
>
>
> I am writing some code to obtain publication-like plots (like the ones can
> be obtained with SigmaPlot). I am not able to find the dimensions of a
> point. Parameters like cex make you able to make it bigger or smaller but I
> need to know the exact dimension (in relative coordinates :
> if my plot is 640x480 a dot plotted with cex=1.5 will be...)
>
> Massimo Cressoni
>
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