[R] levelplot behaviour for panel with constants

[Deepayan Sarkar]

Looks like a bug. I'll investigate. 

Thanks,
Deepayan

On Thursday 21 August 2003 07:42, Edzer J. Pebesma wrote:
> In the example:
>
> x = rep(c(0,0,1,1),4)
> y = rep(c(0,1,0,1),4)
> z = c(1,0,1,0,0,0,1,1,0,1,0,0,1,1,1,1)
> f = as.factor(c(rep("a",4),rep("b",4),rep("c",4),rep("d",4)))
> levelplot(z~x+y|f,data.frame(x=x,y=y,z=z,f=f))
>
> I noted that the last ("d") plot remains empty. I guess the
> reason for this is that the values are constant (1), but I consider
> it more consistent if they would get the colour of 1, and would
> be left blank in case they were NA's.
> --
> Edzer
>
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