[R] grayscale wireframe??

[Allan Engelhardt]

A standalone example is always appreciated (cf. the posting guide) but 
try and see if help("gray.colors", package="grDevices") is the sort of 
thing you are looking for.

Hope this helps

Allan

On 06/07/10 23:30, Marlin Keith Cox wrote:
> I need grayscale formatting for a wireframe.
> The only col.regions that I can find are color palettes are all colored:
>
> rainbow(n, s = 1, v = 1, start = 0, end = max(1,n - 1)/n,
>      gamma = 1, alpha = 1)
> heat.colors(n, alpha = 1)
> terrain.colors(n, alpha = 1)
> topo.colors(n, alpha = 1)
> cm.colors(n, alpha = 1)
>
> The code follows:
>
> X11()
> library(lattice)
> par(family="serif", cex=1.2)
> wireframe(z ~ y*x, mat.df,
>            drape = TRUE,col.regions=rainbow(100),
>            zlab = list("Water mass error (%)",rot=90), zlim=c(-50,180),
>            xlab = list("Resistance error (%)",rot=-9),
>            ylab = list("Length error (%)",rot=38),
>            scales = list(arrows = FALSE),
> 	    screen = list(z = -35, x = -77, y = 10))
>
>
>